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R&S SMBV100A Service Manual

Contents

1. Fault Test Action if test fails Lo out faulty The Lo out signal is available in Q mode only In CW mode no output signal is available at Lo out The Lo out signal is only available for frequencies above 200 MHz First check if the R amp S SMBV is working in 1 Q Mode by running Setup internal adjustment IQ modulator full range If the internal adjustment finish successfully set the R amp S SMBV to Instrument Preset Reference internal RF on 1 Q Mod gt Analog UO wideband in 1 Q Mod state on RF A mod gt Phase Coherence gt Lo Out State on The signal level at the Lo out connector should be 10dBm 3 dB If no signal comes out the Lo out connector disconnect the cable W504 from the Vector Board and check it with a multimeter for a short between inner and outer conductor Then check for an interruption of the inner conductor If defective replace it If the cable W504 is OK the Vector Board is defective and has to be replaced see page 3 78 Lo in faulty The Lo in input is only functional in UO mode for frequencies above 200 MHz In CW mode this input is not usable First check if the R amp S SMBV is working in 1 Q Mode by running Setup internal adjustment IQ modulator gt full range If the internal adjustment finish successfully set the R amp S SMBV to Instrument Preset Reference internal RF on 1 Q Mod gt Analog UO wideband in e Q Mod state on If the er
2. Recommended test frequencies 1407 6062 82 23 4 MHz 1100 MHz 110 Hz 46 8 MHz 46 9 MHz 20 Hz 46 9 MHz 46 8 MHz 20 Hz 93 7 MHz 93 8 MHz 20 Hz 93 8 MHz 93 7 MHz 20 Hz 187 4 MHz 187 6 MHz 20 Hz 187 6 MHz 187 4 MHz 20 Hz 374 9 MHz 375 1 MHz 137 5 Hz 375 1 MHz 374 9 MHz 137 5 Hz 749 9 MHz 750 1 MHz 175 Hz 750 1 MHz 749 9 MHz 175 Hz 1499 9 MHz 1500 1 MHz 150 Hz 1500 1 MHz 1499 9 MHz 150 Hz 2999 9 MHz 3000 1 MHz 300 Hz 3000 1 MHz 2999 9 MHz 300 Hz 3000 1 MHz 6000 MHz 600 Hz 6000 MHz 3000 1 MHz 300 Hz E 5 Test Procedures R amp S SMBV100A Example of Measurement Ref 0 Hz Att AQT 5 12 ms 1 337436 ms PI TRG EXT Center 750 1 MHz 512 ps Date 14 FEB 2008 18 58 23 The marker is set to the time when the trace enters the specified interval of 750 1 MHz 75 Hz The setting time is 1 34 ms 1407 6062 82 1 12 E 5 R amp S SMBV100A Test Procedures Spectral Purity Harmonics Test equipment Test setup Measurement Recommended test frequencies and levels 1407 6062 82 Spectrum analyzer Table 1 1 item 19 gt Connect the spectrum analyzer to the
3. Type of Instrument VSWR bridge Required Characteristics 100 MHz to RFmax directivity gt 30 dB Suitable Instrument f 4 GHz R amp S ZRC or 2 GHz f 6 GHz Agilent 773D R amp S Order No 1039 9492 55 RF power amplifier 10 MHz to RF max power 33 dBm Mini Circuits ZHL 03 5WF Pulse generator Pulse repetition frequency at least 10kHz R amp S SMBV100A equipped with option R amp S SMBV K23 or R amp S SMA100A 1406 6000 02 Arbitrary wave generator two channels included in R amp S SMBV100A item 5 AC DC voltmeter 10 Hz to 10 MHz R amp S URE3 350 5315 03 Broadband FM demodulator included in spectrum analyzer item 19 RF attenuator DC to RFmax 10 dB system N R amp S DNF 0272 4210 50 RF attenuator DC to RFmax 3 dB system N R amp S DNF 0272 4010 50 RF analyzer amp Demodulator for analog modulations amp FM demodulator 9 kHz to RFmax 3 R amp S FSMR26 with options R amp S FSU B25 R amp S FS B223 or R amp S FSQ26 with options R amp S FSU B25 R amp S FSQK7 1166 3311 26 1044 9298 02 1157 1955 26 1155 5001 26 1044 9298 02 1141 1796 02 Program for simulation of digital modulations Generation of data for ARB generator R amp S WinlQSIM included in item 5 Feed through termination 50 BNC system R amp S RAD 0289 8966 00 Zero Bias Schottky Detecor 500 Krytar 2025 DX DIGITA
4. eegen 5 1 5 1 Spare Parts Available Power Cables 1407 6062 82 1 5 1 EA R amp S SMBV100A Spare Parts 5 Documents This chapter contains the spare parts list and the documents for the complete R amp S SMBV unit For general information about spare parts for our products please refer to the sheet Procedure in Case of Service and Ordering of Spare Parts at the beginning of this manual Spare Parts The stock numbers necessary for ordering replacement parts and modules can be found in the component lists further down DANGER Danger of shock hazard For module replacement ensure that the instrument is switched off and disconnected from the power supply by removing the plug from the AC and DC power connector Read all safety instructions at the beginning of this manual carefully before module replacement NOTICE Risk of damage to the module When shipping a module be careful to provide for sufficient mechanical and antistatic protection 1407 6062 82 5 1 EA R amp S SMBV100A Available Power Cables Available Power Cables Table 5 1 List of power cables available Stock No ntact connector DS 0006 7013 00 BS1363 1967 10 A 250 V complying with IEC 83 1975 standard B2 Preferably used Great Britain DS 0006 7020 00 Type 12 10 A 250 V complying with SEV regulation 1011 1059 standard sheet S 24 507 Switzerland DS 0006
5. DIAG_VECBRD_M11VB1 11 2V 10 8 V Board DIAG_VECBRD_M6VB1 5 5 V 53V Supply DIAG_VECBRD_M6VB2 5 5 5 3 V voltages DIAG_VECBRD_4VB1 3 8 V 4 2 V DIAG_VECBRD_5VB1_REF 4 8 V 5 2 V DIAG_VECBRD_6VB1 5 5 V 5 9 V DIAG_VECBRD_6VB2 5 5 V 5 9 V DIAG_VECBRD_6VB3 5 5 V 5 9 V DIAG_VECBRD_6VB4 5 5 V 5 9 V DIAG_VECBRD_6VB5 5 5 V 5 9 V DIAG_VECBRD_11VB1 10 8 V 11 2 V DIAG_VECBRD_26VB1 24 0 V 28 0 V 1407 6062 82 3 22 E 5 R amp S SMBV100A Troubleshooting Module Test Point Min Max Function BBGEN DIAG SMB BBGEN 1V2 FPGA 1 176 V 1 224 V DAG SMB BBGEN 1V2 UDC 1 176V 1224V Supply DAG SMB BBGEN P5V 4 735 V 5 047 V voltages DIAG SMB BBGEN P12V 12 54 V 13 86 V DIAG SMB BBGEN VDSP 1 078 V 1 122 V DIAG SMB BBGEN VTT DDR 0 882 V 0 918 V DIAG SMB BBGEN VDDR 1 764 V 1 836 V DIAG SMB BBGEN P2V5 2 450 V 2 550 V DAG SMB BBGEN P3V3 3 201V 3 399 V DIAG SMB BBGEN P5VA 4 900 V 5 100 V DIAG SMB BBGEN M5VA 5 150 V 4 850 V DIAG SMB BBGEN P3V3A 3 201 V 3 399 V DIAG SMB BBGEN P1V8A 1 746 V 1 854 V DIAG SMB BBGEN P3V3 IN 3 201 V 3 399 V DIAG SMB BBGEN P7V IN 6 650 V 7 350 V DIAG SMB BBGEN MIN IN 7 350 V 6 650 V DIAG_SMB_BBGEN_M12V 13 86 V 12 54 V DIAG SMB BBGEN M10VA 10 30 V 9 70 V DIAG SMB BBGEN P1V8D 1 746 V 1 854 V DIAG SMB BBGEN P3V3 3 395 V 3 605 V 1407 6062 82 3 23 E 5 Troubleshooting R amp S SMBV100A Troubleshooting using
6. rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Pos Nr Menge ItemNo Quantity Unit El Kennz Ref Des Benennung Bezeichnung Designation ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VARO2 GRUNDVARIANTE MODO2 BASIC MODEL VARO3 MIT DREHIMPULSGEBER UND KNOBBOARD MODO3 WITH ROTARY PULSE GENERATOR AND KNOBBOARD VARO4 NEUER DREHIMPULSGEBER UND BASISBOARD 4 MODO4 NEW ROTARY PULSE GENERATOR AND BASISBOARD 4 KB FRONTH SMBV F 0852 2876 DREHIMP DV FRONT COVER SMBV F 0852 2876 ROTARY DV VAR 03 04 KB FRONTHAUBE SMBV DV FRONT COVER SMBV DV VAR 02 EK HF DICHTUNG O PROF 2 0 SI SEALING MM SCHUTZKRAGEN 9 6X13 9 SHROUD SF SCHALTMATTE SMBV RUBBER KEYPAD SMBV SF SCHALTFOLIE SMBV FLEX SWITCHBOARD MZ TAST LCD HALTEBLECH F LCD M LED KEYBOARD LCD PANEL MZ TAST LCD HALTEBL F LCD MESH KEYBOARD LCD PANEL MESH VS SCHRAUBE WN1552 DG 2 5X6 DIE CAST SCREW 2 5X6 OP SCHEIBE FSL SCREENED FILTER GLASS MZ D MPFUNGSECKE GLASSCHEIBE ABSORBER GLASS PLATE OP FILTERSCHEIBE SMF SCREENED FILTER GLASS EK HF FEDER MZ HF FEDER 137 RF SPRING MZ STAUBABDICHTUNG POWDER SEAL MZ SCHIRMWANNE LCD SHIELD TROUGH LCD ND TFT 6 5 VGA LVDS LED AUO TFT 6 5 VGA LVDS LED AUO VS 6900 ISR M
7. X101 70 1407 6062 82 3 93 E 5 Module Replacement R amp S SMBV100A gt Connect the power supply cable at X101 on the Basis Board gt Affix the power supply A50 60 at the back of the instrument with three screw and washer assemblies 70 gt Replace the vector board see page 3 78 If the R amp S SMBV B10 B50 B51 option is included replace it see page 3 77 If the R amp S SMBV B92 option is included replace it see page 3 73 Mount the cabinet see page 3 55 v 1407 6062 82 3 94 E 5 R amp S SMBV100A Module Replacement Replacing the Fan Unit see chapter 5 drawing and parts list 1407 6004 01 Removing the Fan Unit gt Switch off the instrument and pull the mains plug gt Dismount the cabinet see page 3 55 gt Press the fan unit E1 142 out of the frill for fan 144 X116 Fan cable gt Disconnect the fan cable at X116 1407 6062 82 3 95 E 5 Module Replacement R amp S SMBV100A Installing the Fan Unit gt Install the new fan and connect the fan cable at X116 NOTICE Note the fan direction of rotation arrow on fan must point to the outside air is sucked off the device gt Press the fan unit E1 142 into the frill for fan 144 Replacing the Li Bridge See chapter 5 drawing 1407 6004 01 sheet 2 Removing the Li Bridge gt Switch off the instrument and pull the mains plug gt Dismount the cabinet see page 3 55 gt If the R amp
8. odulation 1 005 n D Date 25 FEB 2008 Residual AM 0 005 1407 6062 82 1 23 E 5 Test Procedures R amp S SMBV100A Level Data Level Uncertainty Test method Test equipment The level uncertainty is measured in two steps First the frequency response is measured at a fixed level with high frequency resolution Then the level dependant uncertainty is measured at fixed frequencies over the specified range Power meter Table 1 1 item 8 Spectrum analyzer Table 1 1 item 19 Low noise preamplifier Table 1 1 item 9 Test method for levels in measurement range of power meter Test setup Measurement Recommended test frequencies for the level frequency response measurement Recommended test frequencies for the level frequency response measurement with IQ Modulation switched on 1407 6062 82 Connect power meter to RF output socket Setting on DUT Levels 18 dBm in level Mode AUTO gt Measure the level Pabsolute at the recommended test frequencies up to RFmax gt The level error is the deviation of the measured level from the set value gt Repeat this measurement at 13 dBm in level Mode OFF Sample amp Hold at 200 kHz 25 MHz 100 MHz 1 1 GHz 2 2 GHz 3 2 GHz and 6 GHz gt Repeat the measurement with IQ Modulation switched on VQ Settings menu Source Analog Wideband VO Input State On supply 0 5 V DC to the lex Input Level 0 dBm Automatic Level Control me
9. IQ Output Offset Wideband Noise Test equipment Signal analyzer R amp S FSQ Table 1 1 item 19 Multimeter Table 1 1 item 15 Test setup gt Connect the signal analyzer to the l output of the DUT Test method First a reference measurement is performed with a DC Test Waveform and with the Frequency Offset of 10 MHz Subsequently the noise power state off is measured at 11 MHz Measurement gt Settings on DUT Level 0 dBm ARB Load Waveform var smbv Lists PerfTest Test DC wv State On Frequency Offset 10 MHz Settings on analyzer FREQ CENTER 10 MHz SPAN 0 Hz AMPT REF LEVEL 5 dBm BW RES BW MANUAL 100 kHz MKR MARKER 1 gt Measure carrier at 10 MHz reference measurement gt Settings on DUT State Off gt Settings on analyzer FREQ CENTER 11 MHz AMPT REF LEVEL 40 dBm AMPT RF ATTEN MANUAL 0 dBm TRACE DETECTOR RMS BW SWEEP TIME MANUAL 50 ms MKR FCT NOISE MEAS gt Measure the noise power at 11 MHz and calculate the wideband noise Calculation Wideband noise noise power reference value 3 dB add 3 dB as it is sine Test setup gt Connect the multi meter to the and Q output of the DUT Measurement gt Check offset 1407 6062 82 1 57 E 5 Test Procedures R amp S SMBV100A IQ Output Spurious Free Dynamic Range SFDR Note Make sure that the measured spurious signal does not come from the analyzer The following tests can be performed for this purpose Switch off the sig
10. Oscilloscope settings e Voltage 1V Div e Timespan 1 us Div e Trigger Normal 1407 6062 82 3 39 E 5 Troubleshooting R amp S SMBV100A Measure these signals Test point Function Signal at normal operation Defective P23 P25 P27 P28 Logic Control Signals Check the serial number of the RF Basis Board P26 Logic Control Signal Board displayed in the RF Board Hardware Config RF Board More If the number is correct these signals are OK If not measure these Test Points with an Oscilloscope They should toggle between 0 V and 3 3 V P29 P31 Reset 33V Basis Board P30 Interrupt Signal normal Operation 3 3 V RF Board Switch R amp S to Reference extern without applying 10 MHz Reference signal 0 V P32 Blank Signal normal Operation 0 V Basis Board during Frequency switching 3 3 V P38 Diagnosis Voltage Voltage toggles on every update of the RF Board diagnosis between 0 V and about 1 5 of the Diagnosis voltage reading in the Display P20 P21 P22 Logic Control Signals Check the serial number of the Basis Board P24 Logic Control Signal MOD FPGA displayed in the GUI RF Board SETUP Hardware Config MOD FPGA More If the number is not 0 0 these signals are OK If not measure these Test Points with an Oscilloscope They toggle between 0 V and 3 3 V during the first seconds after switching on the instrument If one of th
11. gt Controller to industry standard Table 1 1 item 4 Test setup Processor IEEE IEC Bus ARB generator RF analyzer dig demodulation RF 1407 6062 82 1 6 E 5 R amp S SMBV100A Preparation Recommended Test Frequencies and Levels Preparation Recommended Test Frequencies and Levels To ensure proper conditions for the performance test and prevent setting errors the instrument must be prepared as follows e Allow for a minimum warm up time of 30 minutes at ambient temperature Carry out all internal adjustments see operating manual chapter 4 section Internal Adjustment Setup System Press PRESET to establish a defined initial state before configuring a new measurement The following sections describe the procedures for checking the rated values The values are specified in the data sheet Additional uncertainties introduced by the measurement equipment must be taken into account when checking the rated values The following table lists the important internal switch point frequencies and the recommended measurement frequencies derived from these frequencies We recommend measurements at these frequencies unless particular test frequencies are specified In the following RF max is the maximal settable RF depending on installed options Table 1 2 Range limits main test frequencies for CW Mode Frequency Hardware switching points
12. internal external switching WO normal and VO swap switching gain imbalance VQ DC offset The external UO signals are connected to X501 and X502 on the Vector Board via SMP cables from the front plane The differential internal and signals from the BBGEN Board are routed via X520 on the Vector Board UO modulator ASIC The UO modulator is an application specific integrated circuit with the following functions LO buffer amplifiers WO quadrature circuitry high linearity UO mixers Itis a direct modulator in the frequency range 200 MHz to 6 GHz Below 200 MHz the modulated signal is generated 1200 MHz above the RF frequency and then mixed down with the down converter 1407 6062 82 3 10 E 5 R amp S SMBV100A Instrument Design and Function Description RF path The RF path consists of a number of high linearity broadband amplifiers and electronic level control attenuators The frequency range of the RF path is 150 MHz to 6 5 GHz Baseband signals which might feed through the l Q modulator below 100 MHz are suppressed by a high pass circuit in the RF path Down converter RF frequencies between 100 kHz and 200 MHz are modulated with a LO frequency of 1 2 to 1 4 GHz This signal is then amplified and level controlled A high linearity mixer with a mixer LO frequency of 1 2 GHz converts it down to the desired RF frequency The down converted signal is amplified with a high linearity IF amplifier 1200 MHz
13. 0 dBm Check for error Messages No External Reference Errors are allowed to occur Measure output frequency with a spectrum analyzer or a frequency counter synchronized to the same reference The frequency error has to be lt 0 1 Hz Most probably the RF Board is defective Check the RF Board see page 3 38 10 MHz Reference Output faulty R amp S SMBV setting e Setup Reference internal Measure 10 MHz reference output signal with spectrum analyzer or frequency counter and power meter Output frequency and level have to meet the specifications given in the data sheet R amp S SMBV without Reference Oscillator R amp S SMBV B1 B1H Most probably the RF Board is defective Check the RF Board see page 3 38 R amp S SMBV with Reference Oscillator R amp S SMBV B1 B1H Remove the Reference Oscillator B1 B1H see page 3 102 and perform this test again If still failing most probably the RF Board is defective Check the RF Board see page 3 38 If the 10 MHz reference signal is in tolerance most probably the Reference Oscillator B1 B1H is defective Check this module see page 3 44 1407 6062 82 3 27 E 5 Troubleshooting R amp S SMBV100A Fault Test Action if test fails LFGen Output Faulty R amp S SMBV settings e LFGen Stat off Measure the input resistance of the LF signal output with a multimeter The input resistance should be 15 10 Q Check
14. 3 4 LF generator 3 4 Pulse Generator and Pulse Modulator 3 4 Modulation matrix and AM FM M modulator 35 Automatic Level control Step Attenuator and reverse power protection Supply voltage control and filtering Power Supply Module Basis Board 2 and 4 Switching regulators Controller FPGA SMB_COM SIM Card Keyboard Controller Diagnostic ADC EEPROM Temperature sensor Fan Controller Vector Board Control Logic and Flash PROM Supply voltage regulators LO switch Baseband VO modulator ASIC RF path Down converter 1200 MHz LO and clock generation Level control circuit BBGEN Board LI Bridge Troubleshooting Measuring Equipment and Accessories Switch On Problems Switch on Switch off Problems with Booting Keyboard and Rotary Knob Test USB Cable Test Troubleshooting using Internal Selftest Troubleshooting using Internal Test Points Troubleshooting using Internal Adjustments Instrument Faults 1407 6062 82 1 3 1 E 5 Contents Repair R amp S SMBV100A Checking signals between RF Board and Vector Board 200 MHz reference and level control signal from RF Board to Vector Boar LO synthesizer signal from RF Board to Vector Board RFMOD VO modulated signal from Vector Board to RF Board Troubleshooting Basis Board Module and Power Suppl Supply Voltages Fuses Troubleshooting RF Board module Supply Voltages Control Signals Input and Output Signal Error M
15. ALC on mode and during the sample phase of the Sample amp Hold mode An internal DAC signal will be used for setting the RF level in the table mode and during the hold phase of the Sample amp Hold mode 1407 6062 82 3 11 E 5 Instrument Design and Function Description R amp S SMBV100A BBGEN Board The BBGen Board is a retrofittable digital signal processing board that allows the generation of complex modulation signals and communication standards It is available in two versions ARB BBGEN Board 03 In this version the BBGEN Board operates as a arbitrary waveform generator ARB Pre calculated Q sequences can be uploaded stored and played back RT BBGEN Board 02 In addition to its ARB functionality this version is capable of real time generation of UO signals Various advanced communication standards are available for purchase The generated or played back l Q data is available as a digital data stream on the external analog UO output and as an internal modulation signal for the Vector Board with its UO modulator The BBGEN Board module provides the following functions Storing data lists and UO waveforms in an internal SDRAM Module Encoding and modulation of stored or generated data at the desired symbol rate Filtering of the modulation symbols e g root cosine Conversion of the clock rate at the symbol level to the clock rate of the converter Adding ARB signals to the symbol level or to the
16. Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VARO2 GRUNDVARIANTE MODO2 BASIC MODEL EE OCXO 1407 3105 04 OCXO VS 6900 ISR M2 5X8 A2 0041 1653 00 COMBINATION SCREWS rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation Sprach Lang A Biatt Sheet amp SMBV B1 REFERENZOSZILLATOR deen 04 00 10f1 ROHDE amp SCHWARZ SMBV B1 REFERENCE OSCILLATOR EE smev B1 n 2010 05 20 TI MTEK 1407 8407 01 ST Menge El Kennz Benennung Bezeichnung Sachnummer Ersatzteil Quantity RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VAR02 GRUNDVARIANTE MOD02 BASIC MODEL DW HF KABEL W503 1407 6579 00 RF CABLE W503 DW HF KABEL W504 1407 6585 00 RF CABLE W504 DZ KABELBI RD 1 BIS 25 B2 0015 9038 00 CABLETIE PD INSTALLATION MANUAL 1407 9332 00 INSTALLATION MANUAL rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation Sprach Lang 177 BlatvSheet SMBV B90 PHASENKOHAERENZ deen 03 00 10f1 SMBV B
17. 08 07 Ti Die Pos Nr dieser Zeichnung korrespondieren mit den Pos Nr der zugeh St ckiiste 1407 8007 01 ST ACHTUNG EGB IMPORTANT I A The item numbers of this drawing correspond to the item CAUTION ESD of the associated parts list 1407 8007 01 ST mit den 2 Klebestreifen auf die LCD geklebt Glued with the two adhesive strips on the LCDmi Kontaktrichtung beachten Note contact direction staubfrei eingebaut Installed dust free Shielding spring mounted on pane make sure of secure contacting 2 2 between mesh retaining E gt plate For this document all rights are reserved umlaufend in Nut eingelegt Enden vor dem Ausfransen gesch tzt F r dieses Dokument behalten wir uns alle Rechte vor Inserted in groove along entire circumference of frame 6 VARO2 MODO2 Variantenerkl rung VARO2 Grundausf hrung Projektions VARO3 Mit Drehimpulsg und Knobboard moss VARO4 Neuer Drehimpulsg und Basisboard 4 2 St geklebt in Frontblende mit den gleichen 7 rojection oe gr 1 Explanation of models MODO2 Basic model Pts S Ma en auf der gg liegenden Seite MODO3 with rotary puls gen and knobboard H N Two parts glued in front panel with the same MODO new rotary pulse gen and basis board 4 dimen grons Son the oppostteuside ERA 7 ROHDEASCHNARZ FRONTEINHEIT SMBV senum Er EE SMBV100A Dur 2013 08 22 iii MTEK 1407 8007 01 mA EE AM
18. 3 1 E 5 Instrument Design and Function Description R amp S SMBV100A The R amp S SMBV consists of few main modules and few connections between these modules The main units are Power Supply A50 Basis Board A100 which includes all digital external Interfaces the main CPU the Fan control logic the hardware drivers for the front panel and the Interface for RF Board Vector Board and BBGEN Front Unit A700 consisting of the rotary knob with encoder the flexible switch board and the VGA Color Display RF Board A200 including the whole measurement hardware for CW AM FM PhiM and pulse modulation Vector Board A500 including the vector modulator down converter and leveling unit for 1 Q modulation BBGEN A600 including the digital baseband generator and ARB LI BRIDGE A550 passive board to connect Vector Board and BBGEN to the Basis Board and to each other R amp S SMBV B1 B1H Reference Oscillator A210 which is plugged direct into the RF Board R amp S SMBV B92 Hard Disc for long ARB sequences A detailed description of these modules is given in the next chapter 1407 6062 82 3 2 E 5 R amp S SMBV100A Instrument Design and Function Description RF Board The RF Board contains the complete measuring hardware of the instrument The RF and LF signals are generated and modulated on the module The output level is controlled by a level control loop controlling the level before the step attenuator The f
19. 3 79 If the R amp S SMBV B10 B50 B51 baseband generator A600 is included mount it see page 3 77 If the R amp S SMBV B92 option is included replace it see page 3 73 Mount the cabinet see page 3 55 vv 1407 6062 82 3 101 E 5 Module Replacement R amp S SMBV100A Replacing the R amp S SMBV B1 B1H Reference Oscillator see chapter 5 drawing and parts list 1407 6004 01 Removing the R amp S SMBV B1 B1H Reference Oscillator gt Unscrew the three screw and washer assemblies 1030 gt Carefully remove the reference oscillator 1020 1030 Installing the R amp S SMBV B1 B1H Reference Oscillator gt Carefully attach the reference oscillator A210 1020 gt Fasten the reference oscillator A210 1020 with the three screw and washer assemblies 1030 1407 6062 82 3 102 E 5 R amp S SMBV100A Contents Software Update Installing Options Contents Chapter 4 Software Update Installing Options 4 Software Update Installing Options 4 1 Installation of New RES SMBV Firmware nl Maintenance System A Installing the Options Hardware Options ji ENEE Ee WEE ee o een EE 1407 6062 82 14 1 EA R amp S SMBV100A Installation of New R amp S SMBV Firmware 4 Software Update Installing Options This chapter contains information on firmware update Linux operating system update and installing options to the R amp S SMBV
20. 6004 01 D 1 N N EN ESA KEEN auf sichere Montage der Gummi B noppen in den Schl ssell chern achten Make sure the rubber nubs are mounted securely in the keyholes C 2x genietet 2x riveted 2x genietet 2x riveted For this document all rights are reserved F r dieses Dokument behalten wir uns alle Rechte vor Projektions methode Projection thod H WICHTIG 4 x 7 Die Pos Nr dieser Zeichnung korrespondieren mit den Pos Nr der zugeh St ckliste 1407 6104 01 ST IMPORTANT The item numbers of this drawing correspond to the item numbers of the associated parts list 1407 6104 01 ST Pfeil auf Luefter zur Geraeteaussenseite zeigend Kabelauslass nach vorne wie dargest Arrow of fan pointing to the outside of the instrument cable outlet to the front die Lamellen an den Stirnseite des Durchbruchs anliegend mittig 1 geklebt The lamllae lying dose on the face of the opening centered 1mm glued ACHTUNG CAUTION ESD x vor dem Montieren in jew geschlitzt fuer das nachtraegliche Einfegen von Kabeln in die Tuellen 3x before mounting in each slotted for later insertion of cables into the spouts 5x genietet 5x riveted 3x genietet 3x riveted Variantenerklaerung VARO2 Grundausfuehrung Explanation of Models MODO2 Basic mode Tor Werkstoff AAA neo Material Bonennui EEE Terre RAHMEN VORMONT FUER SMBV EQUIPMENT FRAME FOR SMBV 7 Bar Baie 2007
21. 7036 00 498 13 10 A 250 V complying with US regulation UL 498 or with IEC 83 USA Canada DS 0041 4752 00 GB2099 GB1002 10 A 250 V approvals CCC DS 0041 6232 00 JIS C 8303 7A 125 V AC approvals PSE JET Japan DS 0006 7107 00 Type SAAB 10 A 250 V complying with AS C112 1964 Ap Australia DS 0025 2365 00 DIN 49 441 10 A 250 V angular DS 0099 1456 00 DIN 49 441 10 A 250 V straight approvals VDE VE CEBEC KEMA S D N FI LCIE IMQ UCIEE 1407 6062 82 52 Europe except Switzerland EA 1407 6062 82 R amp S SMBV100A Spare Parts List 5 3 ROHDE amp SCHWARZ E 2 Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF VARIANTS VARO2 GRUNDVARIANTE VAR02 BASIC MODEL ZS ERSATZTEILLISTE VORHANDEN 0999 9684 00 SPARE PARTS LIST AVAIL Sach Nr Part No 1407 6040 01 ST f r SMBV100A und Optionen ZM RAHMEN VORMONT FUER SMBV 1407 6104 02 EQUIPMENT FRAME FOR SMBV NJ SCHALTNETZTEIL AC 90 264V 120W 1406 7336 00 POWER SUPPLY VS 6900 ISR M2 5X 8 A2 0041 1653 00 COMBI SCREW 6900 ISR M2 5 X 8 A2 ED BASISBOARD 4 1406 6900 02 BASIS BOARD 4 BC SMARTCARD SLE66 V4 4 SIM FORMAT 3586 7860 00 SMARTCARD SLE66 V4 4 SIM FORMAT VS 6900 ISR M2 5 X 8 A2 0041 1653 00 COMBI SCREW 6900 ISR M2 5 X 8 A2 ED RF BOAR
22. A AA A a ACHTUNG EGB CAUTION ESD A100 inten in X1 gesteckt 420 W141 gerades Ende hier gesteckt mounted in X1 below W141 straight end attached here o9 7pol rechts 7 pin right hier L fter angesteckt Fan attached here O hier W114 von Lo T D kommend dag W142 gerades Ende hier gesteckt W142 straight end attached here angesteckt W114 coming from LCD attached here BL ed ETT e 7 1 hier W113 von LCD Dn 2 angesteckt C W113 coming from LCD attached here hier Tastaturfolie gesteckt Vor dem Festziehen der Keyboard foil attached here Schrauben zum Zentrieren von 650 x das Vectorboard gesteckt hier Netzteilkabel angesteckt Cable coming from power E supply attached here que O d Ah A YY de 0 tr D For this document all rights are reserved F r dieses Dokument behalten wir uns alle Rechte vor XC umor e ac Mi A O E O Reed 7 WICHTIG p SMBV B92 e Die Bos Nr dieser Zeichnung korrespondieren mit RES Sr Precio den Pos Nr der zugeh St ckliste 1407 6004 01 ST E IMPORTANT The item numbers of this drawing correspond to the item ee Ei numbers of the associated parts list 1407 6004 01 ST ROHDERSCHWARZ MBVI00A VECTOR SIGNAL GENERATOR SMBV100A VECTOR SIGNAL GENERATOR ARA L SMBVIOOA E 2011 03 30 r we 1407
23. Additional manuals obtained together with a firmware update or with subsequently acquired options can be filed here NOTICE Possible impairment of the functioning of the instrument The instrument is equipped with the Linux operating system It is thus possible to install COTS software in the instrument The use and installation of commercial off the shelf COTS software may impair the instrument function For this reason we recommend that you only execute programs tested by Rohde amp Schwarz with regard to their compatibility with the instrument software In certain cases the use of these programs can impair the performance of the instrument The drivers and programs used in the instrument under Linux have been adapted to the test instrument Existing instrument software must only be modified with update software released by Rohde amp Schwarz Installation of New R amp S SMBV Firmware Your R amp S SMBV is delivered with the latest firmware version available Firmware updates as well as the Release Notes describing the improvements and modifications are provided on the Internet at the download site of the R amp S SMBV homepage http www rohde schwarz com product smbv100a This homepage always offers the latest information on your signal generator e g also on changes of the firmware update procedure Firmware updates always are delivered in one single file with a filename starting with SMBV and ending in rsu The version numbers
24. ISR M2 5 X 8 A2 0041 1653 00 COMBI SCREW 6900 ISR M2 5 X 8 A2 FP SATA ADAPTER VERSCHLEISSFREI 1308 0280 00 SATA ADAPTOR WEARLESS MB SPEZIALSCHRAUBE M3 1304 9199 00 SPECIAL SCREW M3 DG SATA DATENKABEL 265 1091 3440 00 SATA DATACABLE 265 DF SATA VERSORGUNGSKABEL 285 1091 3427 00 SATA POWERCABLE 285 ED VECTORBOARD 1407 7500 02 VECTOR BOARD VS 6900 ISR M2 5 X 25 A2 3584 5502 00 COMBI SCREW 6900 ISR M2 5 X 25 A2 DY SENSOR KABEL 1407 6656 00 SENSOR CABLE DV HF KABEL W214 1407 6627 00 RF CABLE W214 DV HF KABEL W215 1407 6633 00 RF CABLE W215 DV HF KABEL W213 1407 6610 00 RF CABLE W213 DY KABEL BB RF BOARD 1406 8110 00 CABLE BB RF BOARD DWHF KABEL W211 1407 6527 00 RF CABLE W211 rights are reserved DWHF KABEL W216 1407 6533 00 RF CABLE W216 DZ KABELBI RD 1 BIS 25 B2 0015 9038 00 CABLETIE KB RUECKWAND 2 1406 6281 00 REAR PANEL 2 Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst KB ABDECKPL F BBGEN SLOT 1407 6385 00 LACKIERT PANEL FOR BBGEN SLOT VS 6900 ISR M2 5 X 10 A2 0041 1660 00 COMBI SCREW 6900 ISR M2 5 X 10 A2 KB ABDECKPL F HDD SCHACHT 1407 6427 00 LACKIERT COVER FOR HDD SLOT VS 965 ISR M4 X 6 A4 PA 1148 2800 00 965 ISR M4 X 6 A4 PA MP ABDECKKAPPE RD6 4 0009 9181 00 COVER OS EGB SCHILD 14X30 12X28 0061 1520 00 WARNING LABEL FOR ESDS MZ TU
25. Internal Adjustments Various internal adjustments are necessary for correct operation of the instrument The failure of a certain adjustment can shorten troubleshooting considerably The affected modules are the Basis Board the RF Board the Vector Board and the BBGEN Note Normal action Internal adjustments call SETUP gt Internal Adjustments gt Adjust Synthesis Internal adjustment of the Synthesizer on the Board is executed Internal adjustments call SETUP gt Internal Adjustments gt Adjust Level Internal adjustment of the level circuitry on the RF Board and the Vector Board is executed Internal adjustments call SETUP gt Internal Adjustments gt Adjust IQ Modulator Full Range Internal adjustment of the l Q modulator impairments is executed 1407 6062 82 3 24 Failed internal adjustments can also be queried on the info page History Error possible causes and corrective action Abort during adjustment The adjustment is carried out exclusively on the RF Board only the Diagnostic A D converter on the Basis Board is needed Run the internal selftest to check the Basis Board see page 3 20 If the Basis Board passes this test most probably the RF Board is defective Check the RF Board see page 3 38 If not in tolerance check the Basis Board see page 3 35 Abort during adjustment gt Level Calibration this adjustment is carried out exclusi
26. MHz the modulation signal is applied as reference signal to the level control loop The AM modulation depth is set by a multiplying DAC A switch matrix to select internal external or internal external modulation signals is implemented in analog circuitry and additionally in the digital domain For RF frequencies from 23 4375 MHz to 375 MHz a variable gain differential amplifier and above 375 MHz a PIN modulator is used as AM modulator in the RF path Automatic Level control With the means of a directional coupler a small part of the output of the power amplifier is fed to an RF detector The output signal of this RF detector is fed to the Automatic Level Control ALC unit The ALC sets the Level Control Voltage controlling the AM modulators to reach the desired output level Step Attenuator and reverse power protection Due to the limited dynamic range of the ALC RF detector the regulated RF signal is attenuated with passive attenuators The step attenuator is a settable attenuator with known attenuation At the RF output of the RF Board a reverse power protection circuitry detects RF power fed into the RF Board from outside the instrument To protect the R amp S SMBV against damage a relay disconnects the RF output when a reverse power of more than approximately 34 dBm is detected In standby or power off mode this relay is also in off state to protect the RF output of the instrument from damage Supply voltage control and filtering The m
27. None set correct time and date see below RF Board Setup Internal Adjustments Adjust All Level Data at 0 dBm External Level Correction NRP Z91 or NRP 292 power sensor required B1 OCXO Setup Internal Adjustments Adjust All Reference Frequency Output of Internal Reference Vector Board Setup Internal Adjustments Adjust All 1 Q modulation Input Impedance and Error Vector If Option R amp S SMBV B90 is installed check Phase Coherence BBGEN board Setup Internal Adjustments Adjust All GSM and GSM Normal Burst and Modulation Error for WCDMA 3GPP LI Bridge Setup Internal Adjustments Adjust All None Power Supply Setup Internal Adjustments Adjust All None Front unit External Level Correction R amp S NRP Z91 or Level Data at 0 dBm R amp S NRP Z92 power sensor required Hard Disk New hard disks have to be formatted first See None Manual 1407 6062 82 24 EA Procedures after Module Replacement R amp S SMBV100A Procedures after Replacing the Lithium Battery 1 Connect an USB keyboard to the R amp S SMBV 2 Switch on the R amp S SMBV The operating system LINUX and the R amp S SMBV firmware will start 3 Set correct date and time at R amp S SMBV setup menu Procedures after Replacing the Basis Board Required equipment USB Memory Stick at least 128 MB Required software SMBV Firmware available at R amp S homepage www rohde schwarz com product smbv Copy the firmware to t
28. RANGE DEVIATION PER DIV 0 5 deviation MEAS TIME 3 fmod for distortion up to 3 harmonic RESULT DISPLAY FM resp PM AF SPECTRUM DEMOD BW gt 2 deviation 3 5 fmod for FM DEMOD BW gt 7 fmod 1 deviation for PM MEAS TIME 16 fmod gt FFT Demodulation see chapter Test Settings on DUT RF On Level 0 dBm Frequency Modulation menu State on FM Source Internal FM Mode Normal gt Recommended test frequencies 10 MHz 1000 MHz with LFGen Freq 1 kHz FM Deviation 100 kHz Repeat measurement at 1000 MHz with changing settings to FM Source External FM Ext Coupling AC feed in a 1 kHz 1Vp external modulation signal at the MOD EXT connector 1 35 E 5 Test Procedures R amp S SMBV100A FM Distortion Test Method Measurement Recommended settings 1407 6062 82 FFT Demodulation see chapter Test Settings on DUT RF On Level 0 dBm Frequency Modulation menu State on FM Source Internal FM Mode Normal LFGen Frequency 2 kHz Settings on R amp S FSQ DEMOD BW 5 FM deviation RANGE DEVIATION PER DIV 250 kHz RESULT DISPLAY FM AF SPECTRUM SWEEP MEAS TIME 50 ms FREQ AF STOP 50 kHz gt Read the THD from the display To convert to percent calculate THDpct 100 10 THDdB 20 gt CFsweep Recommended test frequencies with FM deviation 250 kHz 10 MHz with FM deviation 500 kHz 375 1 MHz 500 MHz 625 MHz 750 MHz with FM deviation 1 MHz 1
29. S SMBV B10 B50 B51 baseband generator A600 is included first remove it see page 3 77 gt If the R amp S SMBV B92 hard disc is included remove it see page 3 73 gt Remove the vector board A500 see page 3 78 gt Unscrew the six screw and washer assemblies 310 1407 6062 82 3 96 E 5 R amp S SMBV100A Module Replacement gt Remove the trough 300 gt Disconnect the SATA data cable W141 420 and the SATA power cable W142 430 300 420 430 gt Unscrew the three screw and washer assemblies 360 and remove the Li bridge A550 350 360 350 1407 6062 82 3 97 E 5 Module Replacement R amp S SMBV100A Installing the Li Bridge gt Attach the Li bridge A550 350 and screw fasten it with the three screw and washer assemblies 360 360 350 300 420 430 1407 6062 82 3 98 E 5 R amp S SMBV100A Module Replacement gt Attach the trough 300 and screw fasten it with the six screw and washer assemblies 310 gt Attach the vector board A500 see page 3 79 If the R amp S SMBV B10 B50 B51 baseband generator A600 is included mount it see page 3 77 If the R amp S SMBV B92 hard disc is included replace it see page 3 73 Mount the cabinet see page 3 55 Y 1407 6062 82 3 99 E 5 Module Replacement R amp S SMBV100A Replacing the Battery The lithium battery is accommodated on the Basis Board gt Switch off the instrument and pull the
30. S SMBV K46 WLAN 802 11 a b g R amp S SMBV K48 WiMAX 802 16 2004 R amp S SMBV K49 TD SCDMA R amp S SMBV K50 TD SCDMA enhanced BS MS Tests R amp S SMBV K51 Additive White Gaussian Noise R amp S SMBV K62 Hardware Signals SIGNAL VALID Phase Coherence Option R amp S SMBV B90 1407 6062 82 11 2 E 5 R amp S SMBV100A Measuring Equipment and Accessories 1 Checking the Rated Characteristics This performance test describes the steps for testing the R amp S SMB Signal Generator family and the installed options with respect to function and compliance with specifications In the following the term DUT Device under Test is used for any signal generator of this family The tests to be performed depend on the installed options The values are given in the data sheet of the respective instrument Measuring Equipment and Accessories Table 1 1 Type of Instrument Frequeney counter Measuring equipment and accessories Required Characteristics 1 Hz to resolution 0 1 Hz included in spectrum analyzer item 19 Suitable Instrument R amp S Order No Reference source for SSB noise measurements Identical generator as DUT or generator with at least 10 dB lower SSB noise as DUT Frequency range up to RF max R amp S SMB100A with suited frequency option Reference Synthesizer or R amp S SMA100A with option R amp S SMA B106
31. S SMBV100A gt Connect the RF cables W213 530 W214 510 W215 520 W211 550 W212V 250 W216 580 and the BB RF board W222 cable 540 520 510 530 580 540 250 550 gt Mount the cabinet see page 3 55 1407 6062 82 3 90 E 5 R amp S SMBV100A Module Replacement Replacing the Power Supply see chapter 5 drawing and parts list 1407 6004 01 Removing the Power Supply gt Switch off the instrument and pull the mains plug gt Dismount the cabinet see page 3 55 If the R amp S SMBV B10 B50 B51 baseband generator A600 is included first remove it see page 3 77 If the R amp S SMBV B92 hard disc is included remove it see page 3 73 Remove the vector board A500 see page 3 78 v vv v Unscrew the six screw and washer assemblies 310 gt Remove the trough 300 1407 6062 82 3 91 E 5 Module Replacement R amp S SMBV100A gt Remove connector X101 from the Basis Board A100 100 gt Unscrew two screw and washer assemblies 70 300 420 430 gt Unscrew three screw and washer assemblies 70 at the rear panel of the instrument 70 1407 6062 82 3 92 E 5 R amp S SMBV100A Module Replacement gt Pull the power supply A50 60 forward and remove it Installing the Power Supply gt Place the power supply A50 60 in the instrument and screw fasten it with two screw and washer assemblies 70 at the power supply trough 300 100 60
32. W503 1520 LO IN W504 1530 LO OUT 1520 1530 1540 gt Fix the two RF cables W503 1520 and W504 1530 with the two cable ties 1540 1407 6062 82 3 75 E 5 Module Replacement R amp S SMBV100A gt Connect the two RF cables W503 1520 and W504 1530 on the vector board A500 450 30 450 1520 gt Mount the cabinet see page 3 55 1407 6062 82 3 76 E 5 R amp S SMBV100A Module Replacement Replacing the R amp S SMBV B10 B50 B51 Baseband Generator See chapter 5 drawings and parts lists 1407 6004 01 1407 8607 01 1407 8907 01 1407 9003 01 Removing the R amp S SMBV B10 B50 B51 Baseband Generator gt Switch off the instrument and pull the mains plugs gt Unscrew the six screw and washer assemblies 620 from the rear panel of the R amp S SMBV gt Carefully pull the baseband generator A600 backwards and remove it Installing the R amp S SMBV B10 B50 B51 Baseband Generator Carefully plug in the baseband generator A600 1120 1220 or 1320 as far as possible 620 1120 1220 or 1320 gt Connect the six screw and washer assemblies 620 1407 6062 82 3 77 E 5 Module Replacement R amp S SMBV100A Replacing the Vector Board See chapter 5 drawing and parts list 1407 6004 01 Removing the Vector Board gt Switch off the instrument and pull the mains plug gt Dismount the cabinet see page 3 55 1520 580 1530 550 v Disconnect the RF cables W2
33. always refer to the front view of the instrument NOTICE When you replace the front unit or the basis board please consider the variant The dependencies are shown in the following table Table 3 2 Replacement Dependencies of Front Unit and Basis Board Basis Board Part No match to Part No Basis Board 2 1406 6700 02 Front Unit Var 02 1407 8007 02 Front Unit Var 03 1407 8007 03 Basis Board 4 1406 6900 02 Front Unit Var 02 1407 8007 02 Front Unit Var 04 1407 8007 04 1407 6062 82 3 52 E 6 R amp S SMBV100A Module Replacement After replacing an assembly After you have replaced one of the assemblies certain adjustments functional checks or performance tests have to be carried out Please refer to chapter 2 Procedures after module replacement SE Basisnoxun RISO OR N 1407 6062 82 3 53 E 5 Module Replacement R amp S SMBV100A Safety Instructions DANGER NOTICE 1407 6062 82 Danger of injury For module replacement ensure that the instrument is switched off and disconnected from the power supply Remove the plug from the AC and DC power connector Read all grouped safety messages carefully before module replacement e Only Rohde amp Schwarz Service personnel and trained personnel may perform a module replacement With removed rear feet the instrument can slip out of the cabinet To avoid the risk o
34. ambiente punto 2 Advertencia rayo l ser M s informaci n en la secci n Funcionamiento punto 7 gt Palabras de sefial y su significado En la documentaci n del producto se utilizan las siguientes palabras de serial con el fin de advertir contra riesgos y peligros Indica una situaci n de peligro que si no se evita causa lesiones PELIGRO graves o incluso la muerte Indica una situaci n de peligro que si no se evita puede causar lesiones graves o incluso la muerte Indica una situaci n de peligro que si no se evita puede causar lesiones leves o moderadas Indica informaci n que se considera importante pero no en relaci n con situaciones de peligro p ej avisos sobre posibles da os materiales En la documentaci n del producto se emplea de forma sin nima el t rmino CUIDADO Las palabras de se al corresponden a la definici n habitual para aplicaciones civiles en el rea econ mica europea Pueden existir definiciones diferentes a esta definici n en otras reas econ micas o en aplicaciones militares Por eso se deber tener en cuenta que las palabras de se al aqu descritas sean utilizadas siempre solamente en combinaci n con la correspondiente documentaci n del producto y solamente en combinaci n con el producto correspondiente La utilizaci n de las palabras de se al en combinaci n con productos o documentaciones que no les correspondan puede llevar a interpret
35. an internal stored table in approximately 5 dB steps The switching thresholds can be detected under Attenuator fixed range in the Level menu After setting all other parameters the threshold level can be detected by level variation The level at which the attenuator fixed range changes is the threshold By measuring at the last level setting of one range and the first level setting of the next range the internal setting range borders are used In the following P is the lowest level before switching the attenuator and Pmax the highest 1407 6062 82 1 7 E 5 Test Procedures R amp S SMBV100A Test Procedures Reference Frequency Output of Internal Reference Important Allow the DUT to warm up for at least 2 hours before the measurement Test equipment Frequency counter Table 1 1 item 1 Test setup gt Connect a calibrated frequency counter to the REF OUT output on rear panel Measurement gt Measure the frequency The frequency deviation must not exceed the sum of deviations resulting from the frequency error in the rated temperature range and from aging Input for External Reference Test equipment Frequency counter Table 1 1 item 1 Signal generator Table 1 1 item 5 Test method The external reference input frequency of the DUT is varied according to the data sheet and the RF output signal frequency is controlled with a frequency counter to follow this variation Preparation of measurement gt Connect
36. analyzer displays the settling curve The setting time is defined as the time from which on the level deviation from the final level is less than the specified deviation in the data sheet gt Measure the following steps with ALC state AUTO with ALC state OFF Sample amp Hold and in List mode gt Repeat the measurement with IQ Modulation switched on UO Settings menu Source Analog Wideband UO Input State On supply 0 5 V DC to the l4 Input Automatic Level Control menu State off ALC Off Mode Sample amp Hold gt Repeatthe measurement with ALC Off Mode Table Repeatthe measurement with ALC State on and in List Mode 1 27 E 5 Test Procedures R amp S SMBV100A Recommended test Frequencies 1 MHz 30 MHz 375 MHz 1 1 GHz 2 2 GHz 3 2 GHz frequencies and levels and 6 GHz Start level Stop level 130 dBm 18 dBm Internal Modulation Generator Frequency accuracy The LF Generator is integrated into an FPGA clocked with the same reference frequency as the synthesizer Therefore the LF frequency has the same accuracy as the RF and has not to be measured Distortions Test equipment Spectrum analyzer Table 1 1 item 19 Test method The fundamental and harmonics of the LF generator are measured with the analyzer The analyzer calculates the Total Harmonic Distortion with the Harmonic Distortion function Test setup Connectthe spectrum analyzer to the LF socket of the DUT through a 150 Q series resistor
37. appear in relevant parts of the product documentation In these safety instructions the word product refers to all merchandise sold and distributed by the Rohde amp Schwarz group of companies including instruments systems and all accessories For product specific information see the data sheet and the product documentation Safety labels on products The following safety labels are used on products to warn against risks and dangers Symbol Meaning Symbol Meaning Notice general danger location Q ON OFF Power Observe product documentation Caution when handling heavy equipment b Standby indication Danger of electric shock Direct current DC PP 1171 0000 42 08 Page 1 Basic Safety Instructions Symbol Meaning Symbol Meaning Caution Hot surface Alternating current AC Protective conductor terminal Direct alternating current DC AC To identity any terminal which is intended for connection to an external conductor for protection against electric shock in case of a fault or the terminal of a protective earth Class II Equipment to identify equipment meeting the safety requirements specified for Class Il equipment device protected by double or reinforced insulation Earth Ground Frame or chassis Ground terminal EU labeling for batteries and accumulators For additional information see section Waste disposal Environmental protection item 1
38. be installed 5 Wait until the software update completed message appears 6 Remove USB stick and press the rotary knob to reboot 7 When the new updated firmware is up and running execute internal adjustments after a warmup time of approx 10 minutes gt Press the SETUP key on the instrument front panel select Internal Adjustments and execute Adjust All This process updates internal instrument adjustments and can take several minutes Adjustments requiring external measurement equipment are not affected by the firmware update and need not to be performed Maintenance System R amp S SMBV provides a maintenance system A backup of the delivery configuration is stored per default and can be recovered in case of a system crash In addition the maintenance system offers the following functionality Reset power on settings This function removes the instrument settings saved during the last power off sequence Instrument restarts using PRESET configuration e Factory Recover This function restores the instrument to delivery configuration including the system password User data and instrument settings are lost irrevocably Backup internal memory to USB This function writes the system configuration to a USB stick With exception of the factory recovery data the whole system data will be saved including operating system firmware and user data To protect user data this function requires knowledge of the system pa
39. bridge onto the DUT again gt Measure the maximum voltage Vmax and minimum voltage Vmin of the sinusoidal trace Calculate the VSWR VSWR Vmax Vmin gt Test frequencies from 200 kHz every 50 MHz up to RF max Testlevels 2 dBm and 10 dBm 1 26 E 5 R amp S SMBV100A Test Procedures Setting Time Test assembly Test method Preparation of measurement Measurement 1407 6062 82 Connect the spectrum analyzer Table 1 1 item 19 to the RF connector of the DUT The spectrum analyzer is operated as a fast level meter in zero span A controller transfers the start and the stop level via the IEC IEEE bus The analyzer is triggered by the positive edge on the EOI line of the IEC IEEE bus At switch over from start to stop level the settling procedure is displayed on the screen of the analyzer Synchronize the reference frequencies of the DUT and the analyzer gt Make IEC IEEE bus and RF connections Connect spectrum analyzers trigger connector to EOI line pin 5 of IEC IEEE bus Setting on DUT Frequency test frequency unmodulated Level start level v Settings on spectrum analyzer REFERENCE LEVEL target level 3 dB AMPLITUDE LOG RANGE 10 dB RESOLUTION BANDWIDTH 200 kHz VIDEO BANDWIDTH 2 MHz SPAN 0 Hz SWEEP TIME 10 ms TRIGGER EXTERN External triggering by positive edge at 1 4 V gt Send the stop level from the controller to the DUT gt The externally triggered
40. by removing the plug from the AC and DC power connector Read all safety instructions at the beginning of this manual carefully before module replacement NOTICE Danger of damage to components of the module Protect the operational site against electrostatic discharge to avoid damage to electronic components of the modules For details refer to the safety instructions at the beginning of this manual The SETUP Installed Options menu provides information on the already installed options 1407 6062 82 4 5 EA Installing the Options R amp S SMBV100A Software Options All available software options are already included in the latest firmware They are ready to operate after they are enabled by means of a key code supplied with the option Only if the R amp S SMBV is equipped with an older firmware version a firmware update prior to enabling the software option may be required The information on the valid firmware versions for the purchased software option is provided together with the option The key code is to be entered into the SETUP Install SW Option menu mermutsworno _ Option te The SETUP Installed Options menu provides information on the already installed options 1407 6062 82 4 6 E 4 R amp S SMBV100A Contents Documents Contents Chapter 5 Documents 5 DocumenttS
41. cables Settings on DUT Frequency recommended test frequencies Level 18 dBm unmodulated Setting on the analyzer Test frequency SPAN 10 Hz FILTER TYPE FFT RES BW 5 Hz set Marker to test frequency Reference level Ba 20 dBm gt Read the marker level Parker and calculate the correction factor C 7 with Pabsotute from the measurements performed with the power meter Now decrease the DUT level in 5 dB steps and calculate the output power P by adding the Correction factor C to the marker readout gt As soon as the marker level Ba is lower than Pres 45 dB increase the sensitivity of the analyzer by reducing the input attenuation Switching on the internal preamplifier if available and reducing the resolution bandwidth to 1 Hz for levels below 90 dBm Set the analyzer reference level to Pam 1 dB After switching the analyzer sensitivity read out the marker level Pay and recalculate the Correction factor Crew Coia Ban Patz Continue the measurement down to 120 dBm in 5 dB steps v 201 kHz 512 5 MHz 1087 5 MHz 2187 5 MHz 3187 5 MHz 4012 5 MHz 5012 5 MHz 5987 5 MHz 1 25 E 5 Test Procedures R amp S SMBV100A Output Impedance Test assembly Test method Measurement Recommended test frequencies and levels 1407 6062 82 Test Assembly for Output Impedance VSWR page 1 5 For the VSWR measurement of a source the effect of the level control must be taken into accou
42. estornudos continuos enrojecimiento de la conjuntiva o dificultades respiratorias debe avisarse inmediatamente a un m dico para investigar las causas y evitar cualquier molestia o dafio a la salud 4 Antes de la manipulaci n mec nica y o t rmica o el desmontaje del producto debe tenerse en cuenta imprescindiblemente el cap tulo Eliminaci n protecci n del medio ambiente punto 1 5 Ciertos productos como p ej las instalaciones de radiocomunicaci n RF pueden a causa de su funci n natural emitir una radiaci n electromagn tica aumentada Deben tomarse todas las medidas necesarias para la protecci n de las mujeres embarazadas Tambi n las personas con marcapasos pueden correr peligro a causa de la radiaci n electromagn tica El empresario operador tiene la obligaci n de evaluar y se alizar las reas de trabajo en las que exista un riesgo elevado de exposici n a radiaciones 6 Tenga en cuenta que en caso de incendio pueden desprenderse del producto sustancias t xicas gases l quidos etc que pueden generar da os a la salud Por eso en caso de incendio deben usarse medidas adecuadas como p ej m scaras antig s e indumentaria de protecci n 7 Los productos con l ser est n provistos de indicaciones de advertencia normalizadas en funci n de la clase de l ser del que se trate Los rayos l ser pueden provocar da os de tipo biol gico a causa de las propiedades de su radiaci n y debido a su concentraci n extrema
43. in the filename vary with each update Firmware update SMBV_X xx xx rsu The installation of a new firmware version is performed via the USB interface A deinstallation of the old firmware is not necessary The update file has to be downloaded from the Internet to a PC From there the file should be transferred to a memory stick which will later be plugged into the USB interface of the instrument The firmware update is performed while the instrument is running The new firmware will be loaded right after the update process If the instrument sees a memory stick at its USB interface it offers all versions stored on the memory stick for selection Thus an upgrade or downgrade of the firmware is possible at any time 1407 6062 82 44 EA Maintenance System R amp S SMBV100A Installing the firmware NOTICE Risk of impairment of instrument function To avoid impairment of instrument functions the update of the firmware must not be cancelled and the instrument must not be switched off during this update 1 Switch on the instrument and wait until it is operational 2 Plug in the memory stick which contains the update file previously downloaded from the Internet to the USB interface of the instrument 3 Wait until the software update dialog appears and confirm the update 4 Select the firmware version to be installed with the cursor up down keys and press the rotary knob to activate your selection The selected version will
44. level again relative to the reference level additional level error in question is the difference of the level difference measured to the level difference set gt Recommended test frequencies 900 MHz 1 8 GHz 5 GHz 1 64 E 5 R amp S SMBV100A Test Procedures BNC Connectors Test equipment several BNC cable Test setup Make the following BNC connections on the instrument from to MARKER1 TRIG MARKER2 NEXT CLK OUT CLKIN Test method Self test by means of connection test Measurement Settings on DUT Custom Digital Mod State ON the markers are available in this state only gt Start selftest BNC via remote control with commands TEST BB CONN DIGITAL IQ IN OUT Connector Test equipment gt Signal generator Table 1 1 item 5 equipped with Digital Input B17 and Digital Output B18 gt Cable for Digital Baseband IO Table 1 1 item 23 Test setup gt 1 Connect signal generator s Digital Input to the DIGITAL IQ IN OUT of the DUT with the Mini D Ribbon cable gt 2 Connect signal generator s Digital Output to the DIGITAL IQ IN OUT of the DUT with the Mini D Ribbon cable Test method 1 Setthe Digital Output of the DUT Sender in test sequence transmitting mode The signal generator s Digital Input Receiver evaluates the incoming test pattern and calculates the Bit Error Rate 2 Setthe Digital Output of the signal generator Sender in test sequence transmitting mode The DUT s Digital I
45. means that the CPU is not booting properly The cause may be a defective or overheated power supply or Basis Board 2 Basis Board 4 The switch on behavior is completely controlled by the keyboard controller on the Basis Board It gives some indication of its working by LED1 to LED3 see Fig 3 2 LED1 Shows whether the keyboard controller requests the AC power supply to turn on LED2 Shows keyboard and wheel events by flipping state Also turns on a few seconds after AC power on into standby state LED3 Indicates the detected type of wheel On magnetic Encoder Off mechanical Encoder Error Instrument cannot be switched on Action Possible error causes and further steps Check power on switch on the rear Power switch OFF Switch on power supply Check fuses on the rear y Check yellow LED standby LED remains unlit y Measure standby voltage at pin1 X101 see Fig 3 1 Rated value 4 75 V 5 25 V No voltage Check power cable from power supply no faulty voltage change power supply Otherwise Loose Flex Switchboard in X1112 or bad contacts 1407 6062 82 3 14 E 5 R amp S SMBV100A Troubleshooting ON OFF Testpoint Fig 3 1 LED X101 and ON OFF Test point location at X1112 Basis Board 2 Switch off Besides pressing the power switch the instrument can be switched off in three ways After briefly pressing the ON OFF button on the front panel the CPU performs a normal system shutdown and then
46. mixer PLL unlocked indicates that this signal is missing To measure this signal set the R amp S SMBV Reference Oscillator to internal disconnect the SMP cable W213 from X213 RF Board and measure the frequency and output level at X213 with a spectrum analyzer Caution only use a spectrum analyzer with AC coupling or use a DC block when measuring this signal The level should be 3 dBm 2 dB and the output waveform is nearly rectangular The spectrum should be similar to the measured R amp S SMBV shown in Fig 3 5 23 JUN 2008 14 Fig 3 5 Measured 200 MHz reference signal from a R amp S SMBV If the Reference signal is out of tolerance most probably the RF Board is defective Check the supply voltages and the control signals of the RF Board see page 3 38 If they are OK replace the RF Board see page 3 88 1407 6062 82 3 31 E 5 Troubleshooting R amp S SMBV100A The level control signal from the RF Board to the Vector Board is superimposed to the 200 MHz reference signal on this cable To check it set the R amp S SMBV to Instrument Preset Reference internal RF on 1 Q Mod gt Analog UO wideband in 1 Q Mod state on RF A Mod Automatic Level Control gt ALC state on Disconnect W213 from X213 RF Board and measure the DC Voltage The ALC loop now is open and the level control voltage should
47. or R amp S SMU200A with option R amp S SMU B106 1407 6004 02 1158 2878 1400 0000 02 1405 0809 02 1142 2005 02 1141 8803 02 Controller Industry standard PC XT AT with 1EC 60625 interface and USB interface Signal generator 0 1 MHz to RFmax R amp S SMBV100A with option R amp S SMBV B106 or R amp S SMBV B103 and R amp S SMBV B10 or R amp S SMBV B50 or R amp S SMBV B51 R amp S SMU with options R amp S SMU B106 B10 B31 1407 6004 02 1407 9703 02 1407 9706 02 1407 8607 02 1407 8907 02 1407 9003 02 1141 2005 02 Phase noise test assembly Phase Noise Test Set or Mixer 10 MHz to RF ax branching filter 20 MHz DC decoupling after the mixer R amp S FSUP 8 or R amp S FSU or R amp S FSQ with phase noise measurement option Mixer lt 1 GHz Minicircuits ZFM2H 1 GHz lt f lt 6 GHz Miteq DBO118LA2 Preamplifier based on ADI AD829 1166 3506 08 Oscilloscope Bandwidth gt 100 MHz two channels with DC coupling Hameg HM1500 2 or similar RF power meter 9 kHz to RFmax R amp S NRP with R amp S NRP Z91 R amp S NRP Z51 or R amp S NRVD with R amp S NRV Z5 R amp S NRV Z51 1143 8500 02 1168 8004 02 1138 0005 02 0857 8008 02 0828 3818 02 0857 9004 02 Low noise preamplifier 1407 6062 82 9 kHz to 1 MHz gain gt 20 dB input noise lt 4 nV 1 Hz 1 1 based an ADI AD829 E 5 Measuring Equipment and Accessories R amp S SMBV100A
48. the connection of cable W215 to the RF Board see page 3 88 If it is connected correct most probably the RF Board is defective Check the RF Board see page 3 38 R amp S SMBV settings e Setup Reference internal e LFGen Stat on e LFGen Level 1 V e LFGen Frequency 100 kHz Attention LF specification applies to loads greater or equal 200 only Check the level at the LF BNC Connector with an oscilloscope or voltage meter Check the frequency and harmonic distortion with an oscilloscope with FFT functionality or with a spectrum analyzer with high input impedance i e with a 150 Q series resistor Most probably the RF Board is defective Check the RF Board see page 3 38 MOD ext Input Faulty Measure the input resistance of the Mod Ext BNC connector signal with a multimeter The input resistance should be 221 20 Check the connection of cable W214 to the RF Board see page 3 88 If connected correct most probably the RF Board is defective Check the RF Board see page 3 38 Amplitude Modulation Faulty The AM is specified only up to the Peak Envelope Power PEP noted in the datasheet The PEP value of an AM signal with depth m at setting level P is Prep Level 20 log o 1 m 100 So at m 100 the PEP is 6 02 dB higher than the setting level shown in the display The AM performance has to match the values given in the datasheet Measure with a true demodulating r
49. two minutes again If one of the fuses is blown again the Basis Board is defective If the fuses are OK switch of R amp S SMBV again and then connect the display and switch on the R amp S SMBV again If one of the fuses is blown after two minutes and the display is not working the display is defective If the RF Board is equipped with the Reference Oscillator B1 B1H remove this unit first see page 3 102 Now repeat the fuse test by first adding the connection to the RF Board and then adding the Reference Oscillator B1 B1H The module causing the blown fuse is defective 1407 6062 82 3 36 E 5 R amp S SMBV100A Troubleshooting Fuse Type R amp S Part Number Manufacturer Part Number 5 1090 4442 00 Littlefuse R452 005 NRL MRL F4 FF10A 6104 9199 00 Littlefuse R452 010 NRL MRL F5 T5A 1090 4442 00 Littlefuse R452 005 NRL MRL F6 T5A 1090 4442 00 Littlefuse R452 005 NRL MRL F7 FF10A 6104 9199 00 Littlefuse R452 010 NRL MRL F9 T5A 1090 4442 00 Littlefuse R452 005 NRL MRL 1407 6062 82 3 37 E 5 Troubleshooting R amp S SMBV100A Troubleshooting RF Board module The tests listed below ensure that an assumed error on the RF Board module is not caused by a defective or incorrectly connected cable incorrect adjustment or another module A comprehensive test of the module is to run the internal selftest and the internal adjustments See chapters Troubleshooting using In
50. 0 V Offset EMF measurement offset gt Settings on multimeter COUPLING DC Measurement gt Check offset 300 150 30 10 3 1 0 0 1 30 150 and 300 mV 1407 6062 82 1 61 E 5 Test Procedures R amp S SMBV100A Function External Clock The equipment layout for generating Custom Digital Mod signals includes the options R amp S SMBV B10 baseband generator Test equipment Vector Signal Generator DUT Table 1 1 item 5 Signal Analyzer R amp S FSQ with option R amp S FSQ K70 vector signal analysis Test setup gt Connect CLOCK outputs of reference DUT to CLOCK inputs of test DUT DUT gt Connect signal analyzer to RF output of DUT Test method The test DUT is supplied with a clock from the reference DUT via the external interface The modulated signal is extracted at the RF output of the DUT demodulated with the R amp S FSQ and checked for EVM 1407 6062 82 1 62 E 5 R amp S SMBV100A Test Procedures Measurement gt Settings on DUT Frequency 100 MHz Level 0 dBm Custom Digital Mod State ON Data Source Pattern 010101010101 Modulation Type 8PSK Symbol Rate 20MHz Filter RRC Root Raised Cosine Roll off 0 22 Clock Source External Mode Multiple Symbol Multiplier 5 Global Settings Threshold Data Input 500hm Impedance Data Input 1 5V Settings on reference DUT Frequency 100 MHz Level 0 dBm ARB Load Waveform any State ON Clock Freq 100 MHz gt Check external clock rate Measured E
51. 100 MHz with FM deviation 2 MHz 2200 MHz with FM deviation 4 MHz 3200 MHz 6 GHz gt Repeat measurement with changing settings to FM Mode Low Noise FM deviation 500 kHz for test frequencies 375 1 MHz 750 MHz gt Repeat measurement with changing settings to FM Mode High Deviation FM deviation 500 kHz for test frequencies 375 1 MHz 750 MHz 1 36 E 5 R amp S SMBV100A Test Procedures FM Frequency Response Test Method Measurement 1407 6062 82 FFT Demodulation see chapter Test gt Settings on DUT RF On Level 0 dBm Frequency Modulation menu FM Source External FM Ext Coupling DC FM Mode Normal FM deviation 100 kHz Setting on the signal generator The internal LF generator of the signal generator delivers the modulation signal to the external modulation input of the DUT The level of the modulation signal is controlled by use of an AC voltmeter Item 15 of Table 1 1 LFGen Voltage 1 V peak State ON Settings on R amp S FSQ FFT Demodulation gt Vary the signal generator frequency and measure the modulation deviation The modulation frequency response is the factor between the greatest and the smallest modulation deviation 1 37 E 5 Test Procedures R amp S SMBV100A Recommended settings 1407 6062 82 LF in logarithmic steps 3 steps per decade 1 2 5 from 10 Hz to 500 kHz Perform the measurement for test frequency 23 MHz gt Repeat the measureme
52. 11 550 W504 1530 W216 580 and W503 1520 Disconnect the RF cables W502 430 W501 420 and W213 530 gt Unscrew the five screws 460 v gt Pull the vector board A500 forwards and remove it 1407 6062 82 3 78 E 5 R amp S SMBV100A Module Replacement Installing the Vector Board v Put the vector board A500 450 into the R amp S SMBV Screw in the five screws 460 Connect the RF cables W211 550 W504 1530 W216 580 and W503 1520 Connect the RF cables W502 432 W501 422 and W213 530 y 1520 580 1530 550 gt Mount the cabinet see page 3 55 1407 6062 82 3 79 E 5 Module Replacement R amp S SMBV100A Replacing the Basis Board see chapter 5 drawing and parts list 1407 6004 01 NOTICE The basis board variant depends on the front unit variant For details see Table 3 2 on page 3 52 Removing the Basis Board v Switch off the instrument and pull the mains plug v Dismount the cabinet see page 3 55 If the R amp S SMBV B10 B50 B51 baseband generator A600 is included first remove it see page 3 77 gt Ifthe R amp S SMBV B92 hard disc is included remove it see page 3 73 gt Remove the vector board A500 see page 3 78 v gt Disconnect the seven screw and washer assemblies 310 gt Remove the trough 300 1407 6062 82 3 80 E 5 R amp S SMBV100A Module Replacement gt Disconnect the SATA data cable W141 420 and t
53. 11V 14V Supply Voltages for the FPGA Ce Ba Check if the supply voltages for the FPGA are in accordance with the following specification Name Specification 41V2 1 15 V 1 25 V 3V3 3 0 3 6 V 1407 6062 82 3 47 E 5 Troubleshooting R amp S SMBV100A Faulty Signal Generation in the Baseband Error Vector Signal Generator does not supply correct baseband signal at 1 0 output sockets on rear panel and or the digital modulation is disturbed Normal action Test The baseband signal is generated on the BBGEN gt Setting on Vector Signal Generator Board Located on this board are the D A Baseband ARB Sine Test Signals converters which feed analog signals into the rear Frequency 25MHz panel sockets and to the Vector Board Samples per Period 4 Phase Offset Q 90 The Graphics toolbox in the block diagram uses Generate Signal RAM data from the BBGEN Board for generation of the Close window Sine Test Signals constellation diagram and the power spectrum State On gt Graphics Graphic Settings Mode Power Spectrum A clean power spectrum with one frequency at 25MHz should appear If not the BBGEN Board is faulty Setting on Spectrum Analyser Preset Center 50MHz Span 100MHz Reference Level 5dBm Res BW 300kHz gt Connect subsequently a Spectrum Analyser to the BNC Output IN and QN A clean spectrum with one frequency at 25MHz shou
54. 13V2 F6 14 2 V 12 4 V 1 45V STBY F9 45V V 47 5 8 V 13 gt 3V lt 0 8 V 14 20 GND GND 28V 25 8V 30 2V 7V 6 4V 7 6V 3V3 DV 3 1V 3 5V 3V0 2 85V 3 15V 2V5 2 3V 2 7V 1V8 1 7V 1 9V 1V2 1 15V 1 25V 7V DV 7 6V 6 4V 1407 6062 82 3 35 E 5 Troubleshooting R amp S SMBV100A RE 111 1011 L4 eect HE E Fig 3 11 Power Supply Connector of the Basis Board 4 Y T Fuses Switch on the R amp S SMBV and measure the voltage drop across the fuses F3 F7 and F9 yellow marked see Fig 3 10 with a multimeter The voltage across every fuse should be in the range 100 mV 100 mV The fuses might be blown due to a defective module other than the Basis Board If one of the fuses is blown replace the fuse with the correct type given below Remove connection W222 to the RF Board and W113 to the display Switch on the R amp S SMBV and check the voltage drop across the fuses after
55. 2 5X5 A2 COMBI SCREW 6900 ISR M2 5X5 A2 VS 7985 ISR M2 5X4 A4 PA Benennung Designation FRONTEINHEIT SMBV FRONTUNIT SMBV Sachnummer Stock No 1407 8236 00 0283 8687 00 0396 1035 00 0852 1234 00 1407 8036 00 1407 8020 00 1407 8088 00 1407 8188 00 1300 4457 00 1300 4311 00 1300 4992 00 1167 0768 00 1069 3128 00 1069 3105 00 1407 8042 00 1407 8142 00 5702 6056 00 0041 1630 00 1148 2717 00 B T Sprach Lang A1 C latt Sheet deen 15 00 10f2 Ersatzteil Subst part Dokument Nr Document No SMBV100A paw 2013 08 22 MTEK 1407 8007 01 ST Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part 7985 ISR M2 5X4 A4 PA ED ENCODER BOARD 1300 3044 02 ENCODER BOARD VAR 02 EM DREHIMP L18 ACHSE 17 M TASTE 0852 2901 00 ROTARY PULS GENERATOR VAR 03 04 MM KRAGEN M MUTTER 0852 2699 00 COLLER WITH NUT VAR 03 04 ED KNOB BOARD 1407 7246 02 KNOB BOARD VAR 03 VS 6900 3 Z4 ISR M2X5 A2 2109 1378 00 COMBI SCREW 6900 3 Z4 ISR M2X5 A2 VAR 03 DF FLEX STRIP 10P R 0 5 L 250 OBEN 1407 8113 00 OBE FLEX STRIP 10POL VAR 02 04 DF FLEX STRIP 10P RO 5 L90 1314 3458 00 FLEX STRIP 10 RO 5 L90 VAR 03 DF FLEX STRIP 10P R 0 5 L 300 3584 3368 00 FLEX STRIP 10P R 0 5 L 300 VAR 03 VS SCHRAUBE WN1552 DG 2 5X6 1300 4457 00 DIE CAST SCREW 2 5X6 VAR 02 ri
56. 2160 MHz Custom Digital Mod State ON Set acc To Standard WCDMA 3GPP gt Settings on analyzer VSA FREQ CENTER 2160 MHz and 5GHz for R amp S SMBV B106 DIGITAL STANDARD 3G WCDMA 3G WCDMA FWD ADJUST REF LVL Check EVM in Modulation Accuracy Table 1407 6062 82 1 70 E 5 R amp S SMBV100A Test Procedures Digital Standards GPS R amp S SMBV K44 There is no testing required for the GPS R amp S SMBV K44 software personality The functions required for this personality are already verified performing the tests defined in chapter Internal Baseband Generator 3GPP FDD HSUPA R amp S SMBV K45 There is no testing required for the 3GPP FDD HSUPA R amp S SMBV K45 software personality The modulation error and adjacent channel power tests are already done when testing the 3GPP FDD option in chapter Internal Baseband Generator CDMA2000 R amp S SMBV K46 There is no testing required for the CDMA2000 R amp S SMBV K46 software personality The modulation error and adjacent channel power tests are already done when testing the 3GPP FDD option in chapter Internal Baseband Generator WLAN 802 11 a b g R amp S SMBV K48 There is no testing required for the WLAN 802 11 a b g R amp S SMBV K48 software personality The functions required for this personality are already verified performing the tests defined in chapter Internal Baseband Generator WiMAX 802 16 2004 R amp S SMBV K49 There is no testing required for t
57. 4 R amp S SMBV100A Index Index A Adjustments Amplitude modulation Test procedure B Boot problems Troubleshooting Check Rated characteristics Check Front Panel D Debug Page Documents E Error vector Test procedure External level correction F Fan does not work Firmware update Frequency Test procedure Frequency Error Fuses 1 Q imbalance Test procedure 1 Q modulation Test assembly Test procedure Internal Adjustments L Level Test procedure Lithium Battery Measuring equipment troubleshooting Modulation Analog Test assembly Modulation generator Test procedure Module replacement Modules overview No baseband signal 1407 6062 82 Option Installation Lis Output impedance Test assembly P Phase noise Test assembly Power cables Pulse modulation Test procedure R Rated characteristics Checking Test procedure Reference frequency Test procedure Replacement Module Replacing Fuses Residual AM Test assembly S Software update Spectral purity Test procedure Switch on problems T Test assembly Analog modulations 1 Q modulation Output impedance Residual AM SSB phase noise Test equipment Test frequency recommended Test Points Test procedure Amplitude modulation Error ve
58. 5 dBm SPAN 160 MHz Center test frequency gt Measure the sideband levels these for modulation frequencies 1 MHz 5 MHz and from 10 MHz to 60 MHz in 10 MHz steps The modulation frequency response is the difference between the highest and the lowest measured sideband level Recommended test 117 MHz 255 MHz 360 MHz 470 MHz 690 MHz 1000 MHz frequencies 1400 MHz 2000 MHz 2850 MHz 3900 MHz 5000 MHz 5940 MHz gt repeat measurement at 3432 MHz 3960 MHz and 4488 MHz with modulation frequencies from 14 MHz up to 264 MHz in 25 MHz steps with 10 dB reduced Baseband level 1407 6062 82 1 48 E 5 R amp S SMBV100A Test Procedures Error Vector Test assembly See section Test Assembly for UO Modulation page 1 6 Measurement Instead of a static measurement an equivalent dynamic measurement with a low symbol rate is carried out Settings on DUT RF On Level 0 dBm UO Settings menu Source Analog Wideband UO Input State On gt Generate a modulation signal on the ARD generator using the controller and the simulation program Modulation 16QAM No coding SQR COS filter with o 0 5 PRBS 9 data sequence Pulse width and over sampling 32 Length 100 symbols Symbol clock 10 kHz gt Check if the channels on the ARB generator are equal and adjust if necessary gt Make the corresponding settings on the demodulator Result length 80 symbols gt Measure the error vector magnitude peak and rms at the recommen
59. 600 MHz Non systematic nonharmonics Measurement Settings on DUT Test frequencies 34 MHz 65 9 MHz 100 MHz 143 9 MHz 264 8 MHz 529 9 MHz 1059 9 MHz 2120 9 MHz 3000 MHz 4241 9 MHz Test level OdBm unmodulated gt Recommended settings on analyzer Max peak detector Filter Type FFT Ref Level 0 dBm Setanalyzer center frequency to the test frequency span to 40 MHz and resolution bandwidth to 2 kHz Measure carrier level P all signals other than the carrier must be below P 70 dB Set analyzer span to 100 kHz and resolution bandwidth to 200 Hz all signals other than the carrier must be below P 70 dB Repeatthe measurement at 1 GHz with IQ Modulation switched on UO Settings menu Source Analog Wideband I Q Input State On and supply 0 5 V DC to the lex Input Note Some of the nonharmonics suppression values to be measured might be outside analyzer specifications In case of doubt repeat the measurement with a 3 dB attenuator pad at the analyzer input If the nonharmonics suppression changes the nonharmonics are due to the analyzer Because of the bell shaped noise of the analyzer near the carrier smaller resolution bandwidths may have to be used To exclude amplitude independent nonharmonics of the analyzer use a second generator with different synthesis architecture 1407 6062 82 1 15 E 5 Test Procedures R amp S SMBV100A Wideband Noise Test assembly T
60. 75 MHz 529 9 frequencies MHz 530 MHz 1449 9 MHz 1450 MHz 2120 9 MHz 2121 MHz 2999 9 MHz 3000 MHz 3999 9 MHz 4 GHz 6 GHz 1407 6062 82 1 32 E 5 R amp S SMBV100A Test Procedures AM Frequency Response Test assembly Measurement 1407 6062 82 See section Standard Test Assembly for Analog Modulations page 1 3 Settings on DUT RF On Level 0 dBm Amplitude Modulation menu Source External External Coupling DC AM depth 60 Settings on R amp S FSQ AMPTD REF LEVEL 6 dBm FREQ CENTER test frequency FM DEMOD FMDEMOD ON RESULT DISPLAY gt AM RESULT DISPLAY gt AF SPECTRUM DEMOD BW 200 kHz RANGE gt DEVIATION PER DIV 20 MEAS TIME gt 16 fmod s gt Vary the carrier frequency from 1 MHz to RF max Recommended test frequencies 1 MHz 46 87 MHz 186 9 MHz 1 1 GHz 2 2GHz 3 2 GHz 6 GHz gt Settings on the signal generator LF Output ON LFGen Voltage 1 V gt Set the generator frequency to the frequencies given below and measure the modulation depth in RMS Gen frequency 10Hz 100 Hz 1 kHz 10 kHz 50 kHz MEAS TIME 1 65 0 25 0 25 0 25 0 25 gt The modulation frequency response in dB is the difference between the greatest and the smallest modulation depth mmax and Mmaxmin 20 logio mmax 20 l0g10 Mmin gt Repeatthe measurement at RF 1 GHz with the setting Amplitude Modulation gt External Coupling AC gt Repe
61. 90 PHASE COHERENCE SS smev sso 2008 10 30 35 1GPK o 1407 9303 01 ST 1407 6062 82 ROHDE amp SCHWARZ R amp S SMBV100A Mechanical Drawings 5 18 E 2 i i A D fee A ER popu Ee A A A ee upon pro Fe A 659 Achtung EGB Caut on ESD A500 Ei SMBV B10 oder or B10F oder or B50 oder or B51 W502 enth ACE lt a in 1407 8007 01 W501 W213 L fter Fan El W504 enth incl in SMBV B90 A700 montiert mounted in 1407 8007 01 H B 1407 8165 00 mi t wi th SMBV B103 3 2GHz oder or 1407 8171 00 mit with SMBV B106 6GHz labeled in front panel W504 enth incl enth incl in SMBV B90 in SMBV B90 For this document all rights are reserved F r dieses Dokument behalten wir uns alle Rechte vor WICHTIG E Die Pos Nr dieser Zeichnung korrespondieren mit eese den Pos Nr der zugeh St ckliste 1407 6004 01 ST Projektions methode thod IMPORTANT The tem numbers of this drawing correspond to the tem Variantenerklaerung VARO2 Grundausfuehrung ee AA numbers of the associated parts list 1407 6004 01 ST j Explanation of Models MODO2 v Bosco ROHDERSCHWARZ SMBV100A VECTOR SIGNAL GENERATOR A E UK cui LE S SYBVIOOA VECTOR SIGNAL GENERATOR FFE rae ee ee E SMBVIOOA li 2012 11 20 os MTEK ES A ye AMO ZN m Fe EEN 1 EH ee H 12 AN E
62. AM depth at 1 kHz modulation frequency from the demodulated AF spectrum gt CFsweep Recommended test frequencies 23 4 MHz 375 MHz 500 MHz 750 MHz 1100 MHz 2200 MHz 3200 MHz 6 GHz 1 39 E 5 Test Procedures R amp S SMBV100A Carrier Frequency Offset with FM Test assembly See section Standard Test Assembly for Analog Modulations page 1 3 Measurement Settings on DUT RF On Level 0 dBm Frequency 1 GHz Frequency Modulation menu State on FM Source Internal FM Mode Normal FM deviation 1 MHz LFGen Frequency 10 kHz Settings on spectrum analyzer AMPT REF LEVEL 0 dBm FREQ CENTER 1 GHz SPAN 10 kHz MKR SIGNAL COUNT NEXT CNT RESOL 10 Hz gt Terminate the DUT External Modulation input with 50 Q and execute the internal FM offset adjustment gt Execute a single sweep Using PEAK read counted marker frequency gt The offset is the difference between marker frequency and set carrier frequency Repeat measurement with FM source external coupling ac and dc 2 measurements 1407 6062 82 1 40 E 5 R amp S SMBV100A Test Procedures Phase Modulation PhiM Setting Uncertainty Test Method FFT Demodulation see chapter Test Measurement Settings on DUT RF On Level 0 dBm Phase Modulation menu State on PhiM Source Internal PhiM Mode Normal PhiM Deviation 1 rad LFGen Freq 1 kHz Settings on spectrum analyzer see chapter Test Recommended settings gt Rec
63. BUS 3E 3 4 T350 SMBV VORMONT 1407 6291 00 TUBE SMBV MOUNTED MM BW2 SCHUTZECK VO LI 3E HART 1096 6653 00 PROTECTIVE CORNER FRONT LEFT Benennung Designation Sprach Lang A 1 C BlatSheet amp SMBV100A VECTOR SIGNAL GENERATOR ROHDE amp SCHWARZ SMBV100A VECTOR SIGNAL GENERATOR Dokument Nr Document Ne Bep 2015 04 08 3MTEK El 1407 6004 01 ST Pos Nr Menge lEl Kennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part MM BW2 SCHUTZECK VO RE 3E HART 1096 6660 00 PROTECTIVE CORNER FRONT RIGHT 3HU VS SCHRAUBE M4 X 14 PA 1096 4909 00 SCREWMA X 14 MM BW2 SCHUTZECK HI LI 3E HART 1096 6676 00 PROTECTIVE COVER REAR LEFT 3HU MM BW2 SCHUTZECK HI RE 3E HART 1096 6682 00 BW2 PROTECTIVVER REAR RIGHT 3U HS FIRMWARE SMBV 1407 6140 00 FIRMWARE SMBV HS FONT MICROSOFT ARIAL WGL 3584 9795 00 FONT MICROSOFT ARIAL WGL OS KC SCHILD SMBV 1407 8294 00 LABEL KC SMBV geklebt auf R ckwand rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation A C1 amp tatuSheet amp SMBV100A VECTOR SIGNAL GENERATOR 30 00 3 of 3 ROHDE amp SCHWARZ SMBV100A VECTOR SIGNAL GENERATOR En smevio
64. Be careful when handling electrostatic sensitive devices EU labeling for separate collection of electrical and electronic devices For additional information see section Waste disposal Environmental protection item 2 Warning Laser radiation For additional information see section Operation item 7 gt pam a Signal words and their meaning The following signal words are used in the product documentation in order to warn the reader about risks and dangers Indicates a hazardous situation which if not avoided will result in death or A DANGER serious injury Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided could result in minor or moderate injury Indicates information considered important but not hazard related e g messages relating to property damage In the product documentation the word ATTENTION is used synonymously These signal words are in accordance with the standard definition for civil applications in the European Economic Area Definitions that deviate from the standard definition may also exist in other economic areas or military applications It is therefore essential to make sure that the signal words described here are always used only in connection with the related product documentation and the related product The use of signal words in connection with unrelated products o
65. D 1407 7800 03 RF BOARD FJ FAECHERSCHEIBE 3583 1578 00 SERRATED LOCKWASHER FJ MUTTER HEX 16 1 2 INCH 28UNEF 3585 2707 00 HEX 16 NUT 1 2 INCH 28UNEF rights are reserved VS 6900 ISR M2 5 X 20 A2 5302 0431 00 COMBI SCREW 6900 ISR M2 5 X 20 A2 ZM FRONTEINHEIT SMBV 1407 8007 04 FRONTUNIT SMBV VS 965 ISR M2 5 X 8 A4 PA 1148 3294 00 965 ISR M2 5 X 8 4 PA Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst DWHF KABEL W212V 1407 6504 00 RF CABLE W212V VS SCHRAUBE WN1552 DG 2 5 X 6 1300 4457 00 DIE CAST SCREW 2 5 X 6 DG SATA DATENKABEL 265 1091 3440 00 SATA DATACABLE 265 MZ WANNE 1407 6210 00 TROUGH VS 6900 ISR M2 5 X 8 A2 0041 1653 00 COMBI SCREW 6900 ISR M2 5 X 8 A2 VS DIN6797 A2 7 A2 0016 2814 00 TOOTH WASHER DIN6797 A2 7 A2 KM LP FUEHRUNG 65 0MM 1300 4340 00 BEARING VS 965 ISR M3 X 6 A4 PA 1148 2781 00 965 ISR M3 X 6 A4 PA ED LI BRIDGE 1407 7400 02 LI BRIDGE Benennung Designation Sprach Lang 1 C BlatSheet SMBV100A VECTOR SIGNAL GENERATOR ROHDE amp SCHWARZ SMBV100A VECTOR SIGNAL GENERATOR Dokument Nr Document No Bep 2015 04 08 3MTEK El 1407 6004 01 ST Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part VS 6900
66. EE D Achtung ESG Caution ESD Stifte in der Gummi Manschette m ssen zur Fixierung in die Gewinde der Festplatte ragen For this document all rights are reserved F r dieses Dokument behalten wir uns alle Rechte vor E utm Variantenerkl rung VAR 02 Grundausf hrung Projection thod Esplanation of models MOD 02 Basic model re 1502768 m ROHDEASCHNARZ SMBV 892 FESTPLATTE F SMBV B92 HARD DISC 1407 9403 01 D 1
67. L UO CABLE 1407 6062 82 TVR290 Digital Interface Connection Cable 26 pin Mini D Ribbon Cable 14526 EZHB XXX 000 1 2 1402 4990 00 E 5 R amp S SMBV100A Test Assemblies Test Assemblies Standard Test Assembly for Analog Modulations Test equipment analyzer Table 1 1 item 19 Signal generator Table 1 1 item 5 Test setup The RF analyzer is used as a modulation analyzer The signal generator is used as modulation source in case of external modulation 10 MHz Ref gt Edo sem e 4 10 MHz Ref LF He ees eee e RF gt Test Assembly for Pulse Modulation Test equipment Oscilloscope Table 1 1 item 7 Signal generator Table 1 1 item 5 Mixer Test setup The pulsed RF is mixed down to DC in phase and analyzed with an oscilloscope Mier Hel era Pulse 4 10 MHz Ref gt Q ese Ho ARF EH 1407 6062 82 1 3 E 5 Test Assemblies R amp S SMBV100A Test Assembly for Residual AM Test equipment RFanalyzer Table 1 1 item 19 Zero Bias Schottky Detector Table 1 1 item 22 Low Noise Preamplifier 10 Hz 30kHz gt 30dB Gain Table 1 1 item 9 10 MHz Ref gt Ho mo Test setup Detector gt Preamp Test As
68. LAERUNG EXPLANATION OF VARIANTS VARO2 GRUNDVARIANTE VARO2 BASIC MODEL NM MQO1ABFO050 500GB HDD 2 5 SATA HARD DISC DRIVE ZM HALTERUNG F R HDD 7MM HOLDER FOR HDD 7MM MP HARDDISKHALTER 2 5 ZOLL H 7MM HOLDER 2 5INCH H 7MM Benennung Designation SMBV B92 FESTPLATTE SMBV B92 HARD DISC Ersatzteil Subst part Sachnummer Stock No 3590 7855 00 1407 6479 00 3590 8897 00 Sprach Lang IA C latt Sheet de en 08 00 10f1 Dokument Nr Document No SMBV B92 paw Abt 2014 07 08 MTEK 1407 9403 01 ST Menge El Kennz Benennung Bezeichnung Sachnummer Ersatzteil Quantity RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VAR02 GRUNDVARIANTE MOD02 BASIC MODEL OS FREQUENZSCHILD 9KHZ 3 2GHZ 1407 8165 00 FREQUENCY LABEL PD INSTALLATION MANUAL 1407 9626 00 INSTALLATION MANUAL rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation Sprach Lang A C Blat Sheet amp SMBV B103 9KHZ 3 2GHZ deen o300 1of1 SMBV B103 9KHZ TO 3 2GHZ SERA smev B10s 92077 2008 11 03 35 1GPK HI 1407 9603 01 ST Menge El Kennz Benennung Bezeichnung Sachnummer Ersatzteil Quantity RefDes Desig
69. LO and clock generation The local oscillator signal for the down converter mixer as well as the system clock of the BBGEN Board are both generated on the Vector Board Therefore a 1 2 GHz low phase noise VCO is phase locked to the 200 MHz reference signal of the RF Board The 200 MHz signal is connected to X513 of the Vector Board with a power level of 4 dBm typical If the 200 MHz reference is missing the LO clock signal will still be available to the mixer and the BBGEN but the frequency will be out of specification 1 1 GHz approximately and the PLL unlocked interrupt will be raised The clock signal for the BBGEN is available at X523 on the Vector Board with a power level of 0 dBm typical However if the BBGEN is not detected this output will be switched of by the R amp S SMBV firmware In this case the power level at X523 is 40 dBm approximately Attention X523 is a so called SMP long wipe connecter that is not compatible with the SMP system An adapter from the proprietary system to standard SMA is available at Rosenberger Hochfrequenztechnik GmbH amp Co KG 84526 Tittmoning Germany http www rosenberger de Part number 17K132 K00S3 Level control circuit The level control circuit receives the analog level control signal from the RF Board It is superimposed to the 200 MHz reference signal and connected to X513 of the Vector Board This external level control signal will be used for setting the RF level in the
70. Load Waveform var smbv Lists PerfTest Test DC wv included in SMBV100A firmware State On Frequency Offset 10 kHz 10 MHz to 40 MHz in 10 MHz steps 10 kHz 10 MHz to 40 MHz in 10 MHz steps Settings on DUT RF On Frequency 1 GHz Level 0 dBm Settings on analyzer FREQ CENTER 1 GHz SPAN 3 x offset frequency BW COUPLING RATIO SPAN RBW MANUAL 300 AMPT REF LEVEL 5 dBm MARKER 1 set to peak gt n the displayed spectrum use MARKER DELTA to measure the suppression of the unwanted signal image i e for a carrier at 990 MHz 1 GHz 10 MHz the unwanted image is located at 1 GHz 10 MHz 1010 MHz 1 52 E 5 R amp S SMBV100A Test Procedures Adjacent Channel Power for 3GPP FDD If the DUT includes the options R amp S SMBV B10 Baseband Generator and R amp S SMBV K42 Digital Standard 3GPP FDD or options R amp S SMBV B50 B51 ARB Generator with R amp S WinlQSIM2 including R amp S SMBV K242 Digital Standard 3GPP FDD the modulation signal can be generated internally in the DUT If none of these options are included in the DUT an I Q modulation source generating a3GPP Test Model 1 64 is needed as signal source Test equipment Signal analyzer R amp S FSQ including option R amp S FSQ K70 Vector Signal Analysis Table 1 1 item 19 Signal generator Table 1 1 item 5 Test setup gt Connect I Q outputs of the DUT to its 1 Q inputs if the modulation signal is generated internally If not connect the IQ modul
71. RF Board is defective Check the RF Board see page 3 38 Poor Harmonic Distortion UO mode Check harmonic distortion in CW mode first see above If only harmonic distortion in Q mode are out of tolerance check the harmonic distortion at the connecting RF cable between the RF Board and Vector Board see page 3 31 1407 6062 82 3 26 E 5 R amp S SMBV100A Troubleshooting Fault Test Action if test fails Overvoltage Switch on RF gt apply a RF power of gt 2 W to If RF output is not switched of the protection RF N connector gt The overvoltage protection RF Board is defective does not trigger must trigger Slow Setting times Setting times are defined for GPIB remote control only The settling time is the time delay after asserting EOI until level and frequency are within the given tolerance from their final values Be careful not to measure with an instrument drifting on its own due to applying the RF from the R amp S SMBV Most probably the RF Board is defective Check the RF Board see page 3 38 10 MHz Reference Input faulty Check the 10 MHz reference signal fed into the R amp S SMBV with a spectrum analyzer or frequency counter and power meter If level and frequency of this signal is matching the specification in the datasheet set the R amp S SMBV to Instrument Preset Reference external e RFon e Frequency 1 GHz e Level
72. RF output of the DUT gt Synchronize the reference frequencies of analyzer DUT Settings on analyzer Reference level 20 dBm 10 dB div Span 0 Hz Resolution bandwidth 10 kHz Settings on DUT Frequency test frequencies unmodulated Level test levels First measure the level of the fundamental P at the test frequency f as a reference Then measure the signal levels and Pay at twice and three times the carrier frequency f gt The harmonic spacing is the measured harmonic level referred to the fundamental HD2 Pr Pass HD3 P Poy in dBc referred to the carrier Test frequencies 1 MHz 5 MHz 10 MHz 23 4375 MHz 23 438 MHz 46 875 MHz 46 885 MHz 65 9 MHz 66 1 MHz 93 75 MHz 93 76 MHz 143 9 MHz 186 9 MHz 187 6 MHz 264 9 MHz 374 9 MHz 375 1 MHz 529 9 MHz 530 1 MHz 749 9 MHz 750 1 MHz 1059 9 MHz 1060 1 MHz 1100 MHz 1499 9 MHz 1500 1 MHz 2120 9 MHz 2121 1 MHz 2200 MHz 2999 9 MHz 3000 1 MHz 3200 MHz 4241 9 MHz 4242 1 MHz 5 GHz 6 GHz Test level 8dBm Test Procedures R amp S SMBV100A Nonharmonics Test equipment Test setup Measurement Same as for harmonics Same as for harmonics Setting on analyzer Reference level 0 dBm 10 dB div Span 50 Hz Resolution bandwidth 10 Hz Setting on DUT Level 0 dBm First the carrier level P is measured at the test frequency f as reference and then the signal level is measured at the analy
73. Recommended test frequencies Direct DDS 9kHz f lt 23 4375 MHz 9 kHz 200 kHz 1 MHz 5 MHz Synthesis 10 MHz 23 4375 MHz Divider 128 23 4375 MHz lt f lt 46 875 MHz 23 438 MHz 46 875 MHz Divider 64 146 875 MHz lt f lt 93 75 MHz 47MHz 66MHz 146 885 MHz 65 9 MHz 93 75 MHz Divider 32 93 75 MHz lt f lt 187 5 MHz 94 MHz 144 MHz 187 MHz 93 76 MHz 143 9 MHz 186 9 MHz Divider 16 187 5 MHz lt f lt 375 MHz 265 MHz 375MHz 187 6 MHz 264 9 MHz 374 9 MHz Divider 8 375 MHz lt f lt 750 MHz 530MHz 750MHz 375 1 MHz 529 9 MHz 749 9 MHz Divider 4 750 MHz f 1500 MHz 1060MHz 1500 MHz 750 1 MHz 1059 9 MHz 1100 MHz 1499 9 MHz Divider 2 1500 MHz lt f lt 3 GHz 2121 MHz 3000 MHz 1500 1 MHz 2120 9 MHz 2200 MHz 2999 9 MHz Base octave 3 GHz lt f lt 6 GHz 4242 MHz 3000 1 MHz 3200 MHz 4241 9 MHz 5 GHz 6 GHz RF max is the maximum output frequency of the instrument according to its frequency option 1 1 GHz 2 2 GHz 3 2 GHz or 6 GHz For high resolution measurements in the entire frequency range a logarithmic frequency grid in 1 2 5 sequence is recommended up to 50 MHz above this value linear 50 MHz steps should be used up to the upper limit frequency The recommended test levels are at the upper and lower switching threshold of the attenuator The electronic attenuator of the DUT is switched depending on frequency modulation parameters and level according to
74. Rescue Mode This function is for Rohde amp Schwarz internal use It s main purpose is for assembly and device error diagnostic 1407 6062 82 4 3 E 4 Maintenance System R amp S SMBV100A Start the maintenance system 1 Switch the instrument off and on again 2 When the R amp S SMBV boot screen with the message Press rotary knob for maintenance appears press the rotary knob R amp S SMBV 100A Vector Signal Gener Copyright 2008 by Rohde amp Schwarz Germany Press rotary knob for maintenance 3 The maintenance systems starts when the message Booting maintenance system appears R amp S SMBV 100A Vector Signal Genera Copyright 2008 by Rohde amp Schwarz Germany Booting maintenance system ROHDE amp SCHWARZ 1407 6062 82 44 E 4 R amp S SMBV100A Installing the Options Installing the Options A list of all available R amp S SMBV options is provided in the data sheet and on the internet http www rohde schwarz com product smbv100a Hardware Options Installation and replacement of hardware options is described in chapter 3 of this service manual Please also note the mounting instructions enclosed with the options These mounting instructions can be filed at this place in the service manual and are thus easily available whenever they are required DANGER Danger of shock hazard For module replacement ensure that the instrument is switched off and disconnected from the power supply
75. Service Manual Coe oS Vector Signal Generator R amp S SMBV100A 1407 6004K02 ROHDE amp SCHWARZ Test amp Measurement 1407 6062 82 07 1 R amp S is a registered trademark of Rohde amp Schwarz GmbH amp Co KG Trade names are trademarks of the owners 1407 6062 82 07 2 Basic Safety Instructions Always read through and comply with the following safety instructions All plants and locations of the Rohde amp Schwarz group of companies make every effort to keep the safety standards of our products up to date and to offer our customers the highest possible degree of safety Our products and the auxiliary equipment they require are designed built and tested in accordance with the safety standards that apply in each case Compliance with these standards is continuously monitored by our quality assurance system The product described here has been designed built and tested in accordance with the EC Certificate of Conformity and has left the manufacturer s plant in a condition fully complying with safety standards To maintain this condition and to ensure safe operation you must observe all instructions and warnings provided in this manual If you have any questions regarding these safety instructions the Rohde amp Schwarz group of companies will be happy to answer them Furthermore it is your responsibility to use the product in an appropriate manner This product is designed for use solel
76. Supply a DC voltage of 0 5 V to the I Input BNC connector RF A Mod Automatic Level Control gt ALC state on Disconnect W211 from X511 on the Vector Board and measure the output level The ALC loop is now open and the leveling unit raises the Vector Board level to the maximum available level At room temperature 23 C the output level should be within 4 dB of the output level of a typical Vector Board shown in Fig 3 8 1407 6062 82 3 33 E 5 Troubleshooting R amp S SMBV100A 20 18 16 14 EA Level in dBm 12 10 0 1 2 3 4 5 6 RF in GHz Fig 3 8 Measured maximum output level at the X511 connector of the Vector Board If the level is to low most probably the Vector Board is defective Check the supply voltages and the control signals of the Vector Board see page 3 44 If they are OK the Vector Board is defective and has to be replaced see page 3 78 To measure the harmonic spectrum set the ALC state to Table RF A Mod Automatic Level Control gt ALC state off Table RF A Mod Level EMF Attenuator Setting gt mode fixed Adjust the level setting of the instrument so that the output level at the RF frequency is 5 dBm The harmonic at the frequency 2 RF should be at least 25 dB lower than the fundamental at RF The levels of higher harmonics are not as important because their level is reduced on the RF Board by lowpass filters At Fig 3 9 the harmonics of a m
77. The following table lists R amp S SMBV Faults For every fault additional test are described to determine the defective module It is strongly recommended to run the internal selftest first page 3 1 The following descriptions assume that the instrument passes the internal selftest Fault Test Action if test fails RF Output R amp S SMBV settings Check the mating torque of the Level in e Instrument Preset SMA connector at cable W 212 CW mode is e Reference internal being about 60 Ncm wrong e RFon Most probably the RF Board is e Level 15 dBm defective Check the RF Board Measure the Output Level with a power meter Page 3 38 across the frequency range The difference between set and measured level has to be lower than guaranteed in the datasheet RF Output Check output level in CW mode first see Most probably the Vector Board or Level in Analog above If in tolerance set R amp S SMBV to the RF Board is defective First l Q wideband Instrument Preset check the signals between the RF mode is wrong Reference internal RF on Level 15 dBm 1 Q Mod Analog UO wideband in 1 Q Mod state on Supply a DC voltage of 0 5 V to the I Input BNC connector Measure the Output Level with a power meter across the frequency range The difference between set and measured level has to be lower than guaranteed in the datasheet Board and Vector Board see page 3 31 Then check the Vector Board see page 3 44 and RF Board see
78. The level difference between P 45 gam f and P 7 gam f should be less than 1 dB for all frequencies f v Recommended test From 200 MHz every 100 MHz up to RFmax frequencies Phase Coherence measurement 1407 6062 82 1 74 E 5 R amp S SMBV100A Contents Procedures after Module Replacement Contents Chapter 2 Procedures after Module Replacement 2 Procedures after Module Procedures after Replacing the Lithium Battery Procedures after Replacing the Basis Board Adjustments sse Internal Adjustments Adjustments of the Complete Unit External Level Correction Adjustment of internal Reference Frequency Recalibration Internal Self Test 1407 6062 82 1 2 1 EA R amp S SMBV100A Procedures after Module Replacement 2 Procedures after Module Replacement This chapter describes all necessary measures to restore the performance of the R amp S SMBV after module replacement There are no manual adjustments to be performed Internal and external adjustment routines are implemented for this purpose Spare part RF boards Vector boards and BBGEN boards are tested at Rohde amp Schwarz with calibrated working standards according to the performance test All measurement values are within the specified values including the measurement uncertainty as a minimum guard band Oupit power levels of the RF board are cor
79. This is necessary because the LF output can only drive 200 loads with very good harmonic distortion If the instrument is equipped with a RFBOARD 1406 7207 xx switch the LF Gen output impedance to 600 Q and omit the 150 O series resistor Measurement of frequency Settings on DUT settings and distortion LF Output menu LF Gen Voltage 1 V LF Gen Frequency 1 kHz Settings of the spectrum analyzer RF INPUT DC AMPT REF LEVEL 10 dBm FREQ CENTER LF Gen Frequency MEAS gt HARMONIC DISTOR RF ATTEN MANUAL increase by 10 dB gt Read the THD gt repeat the measurement at the recommended test frequencies by changing the DUT LF Gen Frequency and the analyzer center frequency Recommended test 100 Hz 300 Hz 1 kHz 3 kHz 10 kHz 30 kHz 100 kHz frequencies 1407 6062 82 1 28 E 5 R amp S SMBV100A Test Procedures Level Accuracy and Frequency response Test equipment Test method Test setup Measurement of Level Accuracy Recommended test levels for Level Accuracy Measurement of Frequency response Recommended test frequencies AC voltmeter Table 1 1 item 15 The output level of the LF Generator is measured direct with an AC voltmeter gt Connect the AC voltmeter to the LF socket of the DUT Settings on DUT LF Output menu LF Gen Frequency 1 kHz set LF Output Voltage to recommended levels and measure the output level 3 mV 10 mV 30 mV 100 mV 300 mV 1 Vand 3V Settings on DUT LF Outp
80. aciones equivocadas y tener por consecuencia dafios en personas u objetos Estados operativos y posiciones de funcionamiento El producto solamente debe ser utilizado seg n lo indicado por el fabricante respecto a los estados operativos y posiciones de funcionamiento sin que se obstruya la ventilaci n Si no se siguen las indicaciones del fabricante pueden producirse choques el ctricos incendios y o lesiones graves con posible consecuencia de muerte En todos los trabajos deber n ser tenidas en cuenta las normas nacionales y locales de seguridad del trabajo y de prevenci n de accidentes 1171 0000 42 08 Page 9 Instrucciones de seguridad elementales 1 Sino se convino de otra manera es para los productos Rohde amp Schwarz v lido lo que sigue como posici n de funcionamiento se define por principio la posici n con el suelo de la caja para abajo modo de protecci n IP 2X uso solamente en estancias interiores utilizaci n hasta 2000 m Sobre el nivel del mar transporte hasta 4500 m sobre el nivel del mar Se aplicar una tolerancia de 10 sobre el voltaje nominal y de 5 sobre la frecuencia nominal Categor a de sobrecarga el ctrica 2 ndice de suciedad 2 2 No sit e el producto encima de superficies veh culos estantes o mesas que por sus caracter sticas de peso o de estabilidad no sean aptos para l Siga siempre las instrucciones de instalaci n del fabricante cuando instale y asegure el producto en objetos o estru
81. acking foil around the instrument to protect it from electro static charging Rohde amp Schwarz offers repair and calibrations of the test systems it produces The calibration documentation fulfills ISO 17025 requirements Shipping Defective Modules Also when shipping a module be careful to provide for sufficient mechanical and antistatic protection e Ship the module in a sturdy padded box e Wrap the module in antistatic foil If the packaging is only antistatic but not conductive additional conductive packaging is required The additional packaging is not required if the tightly fitting packaging is conductive Exception If the module contains a battery the tightly fitting packaging must always consist of antistatic non chargeable material to protect the battery from being discharged 1171 0200 61 02 1 Ordering Spare Parts To deliver spare parts promptly and correctly we need the following information Stock number see list of spare parts in chapter Documents Designation Component number according to list of spare parts Number of pieces Instrument type for which the spare part is needed Instrument stock number Instrument serial number Contact person for possible questions Refurbished Modules Refurbished modules are an economical alternative to original modules Bear in mind that refurbished modules are not new but repaired and fully tested parts They may have traces from use but they are electricall
82. ainty AM Distortion AM Frequency Respons Synchronous PhiM with AM Frequency Modulation Test Methods FM Setting Uncertainty FM Distortion FM Frequency Response Synchronous AM with Carrier Frequency Offset with FM Phase Modulation PhiM Setting Uncertainty PhiM Distortion PhiM Frequency Respons 1407 6062 82 1 1 1 E 5 Contents Performance Test R amp S SMBV100A Pulse Modulation ON OFF Ratio Rise Fall Time Video Crosstalk Pulse Generator PULSE VIDEO UO modulation Input Impedance VSWR RF Frequency Response due to Modulation Error Vector Residual Carrier and Leakage UO Imbalance Image Rejection Adjacent Channel Power for Internal Baseband Generator Modulated RF Frequency Response over the Complete Unit Image Rejection over the Complete Unit IQ Output IQ Output Frequency Response and Imbalance IQ Output Offset Wideband Noise a IQ Output Spurious Free Dynamic Range SFDR Aliasing Filter D A Converter Interpolation Spectr Bias voltage only for BBGEN Board Revision gt 05 00 Offset voltage only for BBGEN Board Revision gt 05 00 Function External Clock Function Level Attenuation BNC Connectors DIGITAL IQ IN OUT Connectoi GSM and GSM Normal Burst GSM Edge and GSM Edge Burs Modulation error for WCDMA 3GPP Digital Standards GPS R amp S SMBV K44 3GPP FDD HSUPA R amp S SMBV K45 CDMA2000 R amp
83. alaciones as como toda clase de accesorios Los datos espec ficos del producto figuran en la hoja de datos y en la documentaci n del producto Se alizaci n de seguridad de los productos Las siguientes se ales de seguridad se utilizan en los productos para advertir sobre riesgos y peligros S mbolo Significado S mbolo Significado Aviso punto de peligro general Q Tensi n de alimentaci n de PUESTA EN MARCHA PARADA Observar la documentaci n del producto Atenci n en el manejo de dispositivos de peso D Indicaci n de estado de espera standby elevado N Peligro de choque el ctrico Scc Corriente continua DC Advertencia superficie caliente Corriente alterna AC a Conexi n a conductor de protecci n Corriente continua Corriente alterna DC AC Conexi n a tierra El aparato est protegido en su totalidad por un aislamiento doble reforzado Conexi n a masa Distintivo de la UE para bater as y acumuladores M s informaci n en la secci n Eliminaci n protecci n del medio ambiente punto 1 1171 0000 42 08 Page 8 Instrucciones de seguridad elementales S mbolo Significado S mbolo Significado Aviso Cuidado en el manejo de dispositivos sensibles a la electrost tica ESD Distintivo de la UE para la eliminaci n por separado de dispositivos el ctricos y electr nicos p gt M s informaci n en la secci n Eliminaci n protecci n del medio
84. amp S SMBV100A gt Pulloff the RF cable W212V 250 250 gt Pull off the RF cables W501 422 and W502 432 1407 6062 82 3 58 E 5 R amp S SMBV100A Module Replacement gt Disconnect the SATA data cable W115 270 the LCD LED input cable W114 395 the flex strip 10 pin cable W111 290 Toshiba display cable W113 390 and the flex switchboard cable A320 50 395 390 290 50 gt Remove the front unit A700 200 completely 1407 6062 82 3 59 E 5 Module Replacement R amp S SMBV100A Installing the Front Unit gt Attach the front unit A700 200 gt Connect the SATA data cable W115 270 the LCD LED input cable W114 395 the flex strip 10 pin cable W111 290 Toshiba display cable W113 390 and the flex switchboard cable A320 50 395 390 290 50 50 270 gt Connect the RF cables W501 422 and W502 432 1407 6062 82 3 60 E 5 R amp S SMBV100A Module Replacement gt Connect the RF cable W212V 250 250 gt Screw the four screws 210 two on the left and two on the right side into the front cover R amp S SMBV 20 1407 6062 82 3 61 E 5 Module Replacement R amp S SMBV100A gt Attach the left and right protective front corners 710 and 720 and screw fasten them with the four screws 1096 4909 00 725 710 720 gt Mount the cabinet see page 3 55 Store the cables a safe place They are part of the front un
85. ard 4 LED2 Fig 3 2 LED Indication 1407 6062 82 Possible error causes and further steps Disconnect fan and check voltage on Basis Board X1116 fan connector between pin 1 and 2 see Fig 3 3or Fig 3 4 Rated voltage 8 V 13 V depending on temperature Correct voltage Replace fan Faulty voltage Check the power supply of the Basis Board see page 3 35 zi D e nuni 3 16 E 5 R amp S SMBV100A Troubleshooting d LI STEET T 73 Mounting bracket 3 ll E SE i m ELC sl A 11 presen sly Fig 3 3 1116 Fan Connector Pin Location on Basis Board 2 am us Em HE OR Fig 3 4 X 1116 Fan Connector Pin Location on Basis Board 4 1407 6062 82 3 17 E 5 Troubleshooting R amp S SMBV100A Problems with Booting e Error Unit does not start the application After switch on the signal generator first runs the Boot Loader The Boot Loader displays the R amp S Logo The Boot Loader loads the FPGAs on the Basis Board and on the RF Board After successful initialization of th
86. are out of tolerance VERIFY Check if the supply voltages are in accordance with the following specification Supply name Pin on X522 Specification 12V D10 D11 11V 14V 7V C9 C10 C11 6V 8 5V 5 B9 4 5V 6V 7 V A8 A9 A10 A11 6 8 5 12 V B10 B11 11V 14 V 28 V A6 26 30 V ACTION If any supply voltage is out of specification check Ll bridge and Basis Board If all voltages are within specification replace Vector Board 1407 6062 82 3 45 E 5 Troubleshooting R amp S SMBV100A Troubleshooting BBGEN Board If the BBGEN Board cannot be configured properly the baseband block will not appear in the block diagram on the instrument screen Error message Error correction Baseband Board FPGA boot failed gt Check supply voltages gt Check internal voltages for FPGA gt If this message does not disappear replace BBGEN Board Baseband Board clock detection failed gt Check SMP adaptor is plugged in correctly gt Check orientation of SMP adaptor gt Check if BBGEN Board is installed properly gt If this message does not disappear replace BBGEN Board Supply Voltages Cie 1407 6062 82 3 46 E 5 R amp S SMBV100A Troubleshooting Check if the supply voltages are in accordance with the following specification Name Specification 5V IN 4 5V 6V 3V3 IN 3 0V 3 6V 7V IN 6V 8 5V 7V IN 6V 8 5 12V IN 11V 14V 12V IN
87. asis Board Sim card Different Position on Basis Board 4 see page 3 7 gt Open the latch of the SIM card holder by sliding the retaining bracket toward OPEN The latch of the SIM card holder is open 1407 6062 82 3 86 E 5 R amp S SMBV100A Module Replacement gt Flip the SIM card holder upward and remove the SIM card gt To install the SIM card proceed in the reverse order 1407 6062 82 3 87 E 5 Module Replacement R amp S SMBV100A Replacing the RF Board see chapter 5 drawing and parts list 1407 6004 01 Removing the RF Board Note If the R amp S SMBV B1 B1H reference oscillator option is installed uninstall this option first see page 3 102 gt Switch off the instrument and pull the mains plug gt Dismount the cabinet see page 3 55 gt Disconnect the RF cables W213 530 W214 510 W215 520 W211 550 W212V 250 W216 580 and the BB RF board W222 cable 540 520 510 530 580 540 250 550 1407 6062 82 3 88 E 5 R amp S SMBV100A Module Replacement gt Remove the six nuts 154 of the BNC connectors gt Unscrew the eight screws 160 on the RF board A200 150 and remove the board Installing the RF Board gt Place the RF board A200 150 into the R amp S SMBV frame in the right position and screw fasten it with eight screws 160 gt Screw fasten the six BNC connectors with the nuts 154 1407 6062 82 3 89 E 5 Module Replacement R amp
88. ass is free of dust and fingerprints Figures show only Var 02 differences at Var 03 04 see page 3 63 105 340 1407 6062 82 3 69 E 5 Module Replacement R amp S SMBV100A gt Attach the keyboard LCD panel 65 and fasten it with the eight die cast screws 72 65 gt Attach the LCD panel 130 on the VGA LVDS display 140 and fasten it with the four screws 162 130 140 1407 6062 82 3 70 E 5 R amp S SMBV100A Module Replacement gt Remove the VGA LVDS display 140 and fasten it with the four screw and washer assemblies 152 NOTICE Use clean parts Make sure that the installed LVDS display is free of dust and fingerprints 140 152 gt Screw fasten the encoder board A310 280 with the two die cast screws 302 280 1407 6062 82 3 71 E 5 Module Replacement R amp S SMBV100A gt Screw fasten the USB 2 0 hub board A720 352 with the two screw and washer assemblies 402 352 402 gt Mount the rotary knob 332 to the front of the front cover R amp S SMBV 22 22 332 gt Attach the front unit A700 see page 3 60 gt Mount the cabinet see page 3 55 1407 6062 82 3 72 E 5 R amp S SMBV100A Module Replacement Replacing the R amp S SMBV B92 Hard Disc see chapter 5 drawings and parts lists 1407 6004 01 1407 9403 01 Removing the R amp S SMBV B92 Hard Disc gt Switch off the instrument and pull the mains plugs gt Unscrew the two knu
89. ation see chapter Test Settings on DUT RF On Level 0 dBm Phase Modulation menu PhiM Source External PhiM Ext Coupling DC PhiM Mode Normal PhiM deviation 2 rad Setting on the signal generator The internal LF generator of the signal generator delivers the modulation signal to the external modulation input of the DUT The level of the modulation signal is controlled by use of an AC voltmeter Item 15 of Table 1 1 LFGen Voltage 1 V peak State ON Settings on R amp S FSQ FFT Demodulation Varythe signal generator frequency and measure the modulation deviation The modulation frequency response is the factor between the greatest and the smallest modulation deviation gt LF in logarithmic steps 3 steps per decade 1 2 5 from 10 Hz to 500 kHz Perform the measurement for test frequency 23 MHz Repeatthe measurement with changing the settings to PhiM Ext Coupling AC for test frequency 23 MHz Repeatthe measurement with changing the settings to PhiM Ext Coupling AC for test frequencies 375 1 MHz 500 MHz 625 MHz 750 MHz LF sweep from 1 kHz to 500 kHz Repeatthe measurement with changing the settings to PhiM Ext Coupling AC PhiM Mode Low Noise PhiM deviation 5 rad at test frequency 500 MHz LF sweep from 1 kHz to 100 kHz Repeatthe measurement with changing the settings to PhiM Ext Coupling AC PhiM Mode High Deviation PhiM deviation 20 rad at test frequency 500 MHz LF swee
90. ation source to the I Q inputs of the DUT gt Connect signal analyzer to RF output of DUT Test method Set standard 3GPP FDD Test Model 1 64 in the baseband and feed the UO signal into the DUT 1 Q inputs Perform the measurements with the 3GPP measurement setting of the R amp S FSQ Measurement Settings on DUT Level 13 dBm PEP Frequencies 2160 MHz UO Settings menu Source Analog Wideband IQ in State On Crest Factor 10 7 dB gt Settings on DUT or signal generator 3GPP FDD Test Setups Test_Model_1_64channels State ON gt Settings on analyzer FREQ CENTER 2160 MHz MEAS CHAN PWR ACP CP ACP STANDARD WCDMA 3GPP FWD SWEEP TIME 1 sec NOISE CORR ON ADJUST REF LVL gt Measure ACP Read out Adjacent Channel and Alternate Channel take the larger of the two measurement values UPPER LOWER gt If internal Baseband generation option R amp S SMBV K42 Digital Standard 3GPP FDD is included set VQ Settings Internal Baseband Repeat the Measurement at 2160 MHz 1407 6062 82 1 53 E 6 Test Procedures R amp S SMBV100A Internal Baseband Generator Modulated RF Frequency Response over the Complete Unit The equipment layout for generating single sideband signals includes the options R amp S SMBV B10 R amp S SMBV B50 or R amp S SMBV B51 baseband generator Test equipment Test setup Test method Measurement 1407 6062 82 Signal analyzer R amp S FSQ Table 1 1 item 19 gt Connect the RF outp
91. atthe measurement at RF 1 GHz with the internal modulation generator with the setting Amplitude Modulation gt Source Internal 1 33 E 5 Test Procedures R amp S SMBV100A Synchronous PhiM with AM Test assembly See section Standard Test Assembly for Analog Modulations page 1 3 gt Measurement Settings on DUT RF On Level PEP P 4 0 dBm Amplitude Modulation menu LF Gen Frequency 1 kHz Source Internal AM depth 30 Settings on spectrum analyzer AMPTD REF LEVEL 3 dBm FM DEMOD DEMOD BW 12 5 kHz MEAS TIME 100 ms RESULT DISPLAY gt PM Recommended test frequencies 23 4375 MHz 46 87 MHz 186 9 MHz 1 1 GHz 2 2GHz 3 2 GHz 4 GHz 5 GHz 6 GHz gt Measure the resulting phase modulation with peak detection peak 2 value 1407 6062 82 1 34 E 5 R amp S SMBV100A Test Procedures Frequency Modulation Test Methods Test assembly Test Method FFT Demodulation Option R amp S FS K7 FM Setting Uncertainty Test Method Measurement Recommended settings 1407 6062 82 See section Standard Test Assembly for Analog Modulations page 1 3 The FM deviation and distortion are determined by digital signal processing in the spectrum analyzer gt Settings on R amp S FSQ AMPTD REF LEVEL test level FREQ CENTER test frequency FMDEMOD FMDEMOD ON RESULT DISPLAY FM resp PM DEMOD BW gt 2 deviation fmod for FM DEMOD BW gt 2 fmod 1 deviation for PM
92. ch case Adjacent Channel Alternate Channel 2nd Alternate Channel 1407 6062 82 1 68 E 5 R amp S SMBV100A Test Procedures Measurement 2 gt Settings on DUT Level 13 dBm Frequencies 910 MHz 1850 MHz and 5 GHz for R amp S SMBV B106 GSM EDGE State ON Slot 0 Burst Type Edge gt Settings on analyzer GSM EDGE FREQ CENTER 910 MHz 1850 MHz and 5 GHz for R amp S SMBV B106 GSM EDGE DEMOD SETTINGS MODULATION EDGE AUTO LEVEL amp TIME GSM EDGE POWER VS TIME START REF MEAS LIMIT CHECK PASSED has to be indicated on the analyzer Settings on analyzer GSM EDGE TRANSIENT SPECTRUM START REF MEAS LIMIT CHECK PASSED has to be indicated on the analyzer Settings on analyzer GSM EDGE MODULATION SPECTRUM START REF MEAS LIMIT CHECK PASSED or MARG has to be indicated on the analyzer 1407 6062 82 1 69 E 5 Test Procedures R amp S SMBV100A Modulation error for WCDMA 3GPP The equipment layout for generating digital modulation signals includes the options R amp S SMBV B10 baseband generator Test equipment Signal analyzer R amp S FSQ including option R amp S FSQ K70 Vector Signal Analysis Table 1 1 item 19 Test setup gt Connect signal analyzer to RF output of DUT Test method Set Custom Dig Mod to standard WCDMA 3GPP in the baseband Perform the measurements with the 3GPP measurement setting of the R amp S FSQ Measurement gt Settings on DUT Level 8 19 dBm 13 dBm PEP Frequencies
93. cliente de Rohde amp Schwarz 2 Los dispositivos el ctricos usados no se deben desechar con los residuos dom sticos sin clasificar sino que deben ser recogidos por separado Rohde amp Schwarz GmbH amp Co KG ha elaborado un concepto de eliminaci n de residuos y asume plenamente los deberes de recogida y eliminaci n para los fabricantes dentro de la UE Para desechar el producto de manera respetuosa con el medio ambiente dir jase a su servicio de atenci n al cliente de Rohde 8 Schwarz 3 Sise trabaja de manera mec nica y o t rmica cualquier producto o componente m s all del funcionamiento previsto pueden liberarse sustancias peligrosas polvos con contenido de metales pesados como p ej plomo berilio o n quel Por eso el producto solo debe ser desmontado por personal especializado con formaci n adecuada Un desmontaje inadecuado puede ocasionar da os para la salud Se deben tener en cuenta las directivas nacionales referentes a la eliminaci n de residuos 4 En caso de que durante el trato del producto se formen sustancias peligrosas o combustibles que deban tratarse como residuos especiales p ej refrigerantes o aceites de motor con intervalos de cambio definidos deben tenerse en cuenta las indicaciones de seguridad del fabricante de dichas sustancias y las normas regionales de eliminaci n de residuos Tenga en cuenta tambi n en caso necesario las indicaciones de seguridad especiales contenidas en la documentaci n del
94. commended test frequencies 1407 6062 82 gt Settings on DUT RF On Frequency recommended test frequencies Level 0 dBm Amplitude Modulation On AM Source Internal LF Gen Frequency 1 kHz AM Depth 80 Settings on analyzer AMPTD gt REF LEVEL 6 dBm FREQ gt CENTER same as DUT FM DEMOD FMDEMOD ON RESULT DISPLAY gt AM DEMOD BW 50 kHz RANGE gt DEVIATION PER DIV 20 MEAS TIME 100 ms measure the modulation depth for all recommended test frequencies gt 100 kHz 23 4375 MHz 23 438 MHz 374 9 MHz 375 MHz 529 9 MHz 530 MHz 1449 9 MHz 1450 MHz 2120 9 MHz 2121 MHz 2999 9 MHz 3000 MHz 3999 9 MHz 4 GHz 6 GHz 1 31 E 5 Test Procedures R amp S SMBV100A AM Distortion Test assembly See section Standard Test Assembly for Analog Modulations page 1 3 Measurement Settings on DUT RF On Level 0 dBm Amplitude Modulation menu LF Gen Frequency 1 kHz Source Internal AM depth 30 Settings on R amp S FSQ AMPTD REF LEVEL 6 dBm FREQ CENTER test frequency FM DEMOD FMDEMOD ON RESULT DISPLAY gt AM RESULT DISPLAY gt AF SPECTRUM DEMOD BW gt 7 fi RANGE gt DEVIATION PER DIV 20 MEAS TIME 0 16 s gt Measure the THD for all recommended test frequencies To convert the displayed THD value in dB to percent calculate THDpa 100 10 THDag 20 gt Repeat the measurement with AM depth set to 80 Recommended test gt 100 kHz 23 4375 MHz 23 438 MHz 374 9 MHz 3
95. cto o abrirlo es obligatorio desconectarlo de la tensi n de alimentaci n para evitar toda posibilidad de choque el ctrico 2 Elajuste el cambio de partes el mantenimiento y la reparaci n deber n ser efectuadas solamente por electricistas autorizados por Rohde amp Schwarz Si se reponen partes con importancia para los aspectos de seguridad p ej el enchufe los transformadores o los fusibles solamente podr n ser sustituidos por partes originales Despu s de cada cambio de partes relevantes para la seguridad deber realizarse un control de seguridad control a primera vista control del conductor de protecci n medici n de resistencia de aislamiento medici n de la corriente de fuga control de funcionamiento Con esto queda garantizada la seguridad del producto Bater as y acumuladores o celdas Si no se siguen o se siguen de modo insuficiente las indicaciones en cuanto a las bater as y acumuladores o celdas pueden producirse explosiones incendios y o lesiones graves con posible consecuencia de muerte El manejo de bater as y acumuladores con electrolitos alcalinos p ej celdas de litio debe seguir el est ndar EN 62133 1 No deben desmontarse abrirse ni triturarse las celdas 2 Las celdas o bater as no deben someterse a calor ni fuego Debe evitarse el almacenamiento a la luz directa del sol Las celdas y bater as deben mantenerse limpias y secas Limpiar las conexiones sucias con un pafio seco y limpio 3 La
96. ctoi Frequency IQ imbalance 1 Q modulation Level Modulation generator Pulse modulation Spectral purity Test procedures Troubleshooting Problems with booting Switch on problems Test points and debug page Troubleshooting Internal Adjustments U Unit cannot be switched on Universal Coder Update of firmware Update of software USB Cable Test R amp S SMBV100A Contents Performance Test Contents Chapter 1 Performance Test 1 Checking the Rated Characteristics Measuring Equipment and Accessories Test Assemblies Standard Test Assembly for Analog Modulations Test Assembly for Pulse Modulation Test Assembly for Residual AM Test Assembly for SSB Phase Noise and Jitter Test Assembly for Output Impedance VSWR Test Assembly for Setting Time Test Assembly for UO Modulation Preparation Recommended Test Frequencies and Levels Test Procedures Reference Frequency Output of Internal Reference Input for External Reference Frequency Frequency Setting Setting Time Spectral Purity Harmonics Nonharmonic Non systematic nonharmonics Wideband Noise SSB Phase Noise Residual FM Residual AM Level Data Level Uncertainty Output Impedance Setting Time Internal Modulation Generator Amplitude Modulation AM Setting Uncert
97. cturas p ej paredes y estantes Si se realiza la instalaci n de modo distinto al indicado en la documentaci n del producto se pueden causar lesiones o en determinadas circunstancias incluso la muerte 3 No ponga el producto sobre aparatos que generen calor p ej radiadores o calefactores La temperatura ambiente no debe superar la temperatura m xima especificada en la documentaci n del producto o en la hoja de datos En caso de sobrecalentamiento del producto pueden producirse choques el ctricos incendios y o lesiones graves con posible consecuencia de muerte Seguridad el ctrica Si no se siguen o se siguen de modo insuficiente las indicaciones del fabricante en cuanto a seguridad el ctrica pueden producirse choques el ctricos incendios y o lesiones graves con posible consecuencia de muerte 1 Antes de la puesta en marcha del producto se deber comprobar siempre que la tensi n preseleccionada en el producto coincida con la de la red de alimentaci n el ctrica Si es necesario modificar el ajuste de tensi n tambi n se deber n cambiar en caso dado los fusibles correspondientes del producto 2 Los productos de la clase de protecci n con alimentaci n m vil y enchufe individual solamente podr n enchufarse a tomas de corriente con contacto de seguridad y con conductor de protecci n conectado 3 Queda prohibida la interrupci n intencionada del conductor de protecci n tanto en la toma de corriente como en el
98. de potencia electromagn tica En caso de que un producto Rohde amp Schwarz contenga un producto l ser p ej un lector de CD DVD no debe usarse ninguna otra configuraci n o funci n aparte de las descritas en la documentaci n del producto a fin de evitar lesiones p ej debidas a irradiaci n l ser 8 Clases de compatibilidad electromagn tica conforme a EN 55011 CISPR 11 y en analog a con EN 55022 CISPR 22 EN 55032 CISPR 32 Aparato de clase A Aparato adecuado para su uso en todos los entornos excepto en los residenciales y en aquellos conectados directamente a una red de distribuci n de baja tensi n que suministra corriente a edificios residenciales Nota Los aparatos de clase A est n destinados al uso en entornos industriales Estos aparatos pueden causar perturbaciones radioel ctricas en entornos residenciales debido a posibles perturbaciones guiadas o radiadas En este caso se le podr solicitar al operador que tome las medidas adecuadas para eliminar estas perturbaciones Aparato de clase B Aparato adecuado para su uso en entornos residenciales as como en aquellos conectados directamente a una red de distribuci n de baja tensi n que suministra corriente a edificios residenciales 1171 0000 42 08 Page 12 Instrucciones de seguridad elementales Reparaci n y mantenimiento 1 El producto solamente debe ser abierto por personal especializado con autorizaci n para ello Antes de manipular el produ
99. ded test frequencies gt If an internal baseband is installed generate the modulation signal internally and repeat the measurement at 200 1 MHz Recomimendeditest 20 MHz 200MHz 200 1 MHz 500 MHz 1 GHz 1 5 GHz 2 GHz frequencies 3 5 GHz 3 2 GHz 3 5 GHz 4 GHz 4 5 GHz 5 GHz 5 5 GHz 6 GHz 1407 6062 82 1 49 E 5 Test Procedures R amp S SMBV100A Residual Carrier and Leakage Test equipment Spectrum analyzer Table 1 1 item 19 Test setup gt Connect the spectrum analyzer to the RF output of the DUT Measurement gt Settings on DUT RF On Frequency test frequency Level 0 dBm UO Settings menu Source Analog Wideband UO Input State Off gt Settings on analyzer FREQ CENTER test frequency SPAN 1 MHz AMPT REF LEVEL test level gt First measure the unmodulated level as a reference gt Then switch on UO modulation with open l and Q inputs Q Settings menu State On and measure the residual carrier level Poamer The carrier suppression dBc is Dearier Pret Pearrier in dBc referred to the carrier gt Starting from 100 MHz and then every 100 MHz set Impairments State to On and Leakage to 10 on the DUT gt The residual carrier should increase to 10 20 dBc Recommended test 12 5 MHz to 5987 5 MHz in 25 MHz steps frequencies 1407 6062 82 1 50 E 5 R amp S SMBV100A Test Procedures UO Imbalance Measurement of imbalance Test equipment Spectrum analyzer Table 1 1 ite
100. e Installing the R amp S SMBV B90 Phase Coherence Replacing the R amp S SMBV B10 B50 B51 Baseband Generator Removing the R amp S SMBV B10 B50 B51 Baseband Generator Installing the R amp S SMBV B10 B50 B51 Baseband Generator 1407 6062 82 1 3 2 E 5 R amp S SMBV100A Contents Repair Replacing the Vector Board Removing the Vector Boar Installing the Vector Board Replacing the Basis Board Removing the Basis Board Installing the Basis Board Replacing the SIM Card Replacing the RF Board Removing the RF Board Installing the RF Board Replacing the Power Supply Removing the Power Supply Installing the Power Supply Replacing the Fan Unit Removing the Fan Unit Installing the Fan Unit Replacing the Li Bridge Removing the Li Bridge Installing the Li Bridge Replacing the Battery Replacing the R amp S SMBV B1 B1H Reference Oscillator Removing the R amp S SMBV B1 B1H Reference Oscillator Installing the R amp S SMBV B1 B1H Reference Oscillator 1407 6062 82 1 3 3 E 5 R amp S SMBV100A Instrument Design and Function Description 3 Repair Instrument Design and Function Description A schematic of the signal generator s design is presented below as block diagram at module level om RF 50 Ohm N Front Panel Power Supply 100 240V ACY S0 601 A NSA Rear Panel SMBV B90 PHASESKOWAERENZ 1407 6062 82
101. e RF Board see page 3 38 If they are OK replace the RF Board see page 3 88 The harmonic distortion of the LO signal is not crucial for the proper work of the R amp S SMBV A harmonic level of 20 dBc for the second harmonic and 8 dB for the third harmonic is sufficient In case of doubt measure the harmonics of the LO signal at X216 of the RF Board with the spectrum analyzer The suppression of harmonics is shown in Fig 3 7 0 Harmonic2 f 40 Harmonic3 f Harmonic4 f m v 5 c 20 m Y 8 S 30 E S n X A 40 zm 50 ABA ME j d 0 3 4 5 6 Frequency in GHz Fig 3 7 Measured harmonics in mode UO modulation at X216 of the RF Board Subharmonics and nonharmonics should be lower than 60 dBc relative to the carrier If the harmonic or nonharmonic suppression isn t met most probably the RF Board is defective Check the supply voltages and the control signals of the RF Board see page 3 38 If they are OK replace the RF Board see page 3 88 RFMOD UO modulated signal from Vector Board to RF Board The l Q modulated signal is routed back to the RF Board through the semi rigid cable W211 The levelling of the UO modulated signal is done on the Vector Board so the output level varies corresponding to the output level of the R amp S SMBV Set the R amp S SMBV to Instrument Preset Reference internal RF on 1 Q Mod gt Analog UO wideband in 1 Q Mod state on
102. e computer approx 10 seconds the LINUX operating system starts up and displays the background picture Subsequently the application is loaded During loading several progress bars are shown on the display All software of the R amp S SMBV is stored in an on board flash memory There are no serviceable hardware parts related to mass memory The only possible service action is the reinstallation of firmware which requires at least some basically working computer and firmware Normal action Error possible causes and corrective action gt Start signal generator R amp S SMBV 100A Vector Signal Generator WOHOE amp SCHWARZ R amp S logo does not disappear Error The operating system LINUX does not start Try to reinstall the firmware with the help of the maintenance system see chapter 4 If this is not possible or does not solve the problem replace the Basis Board 1407 6062 82 3 18 E 5 R amp S SMBV100A Troubleshooting Keyboard and Rotary Knob Test This utility allows you to check for proper operation of all front panel control elements Normal action Test called with SETUP Check Front Panel An image of the front panel appears with gray keys When a key is pressed once or the knob is moved the field changes to green If the key is pressed more than once the field changes to red When all operating elements including the rotary knob have been actuated once all fields a
103. e menu for maximum marker readout at 19 kHz in the Delta Phase range of 0 to 180 Note down the relative Delta marker level D gt Calculate the SSB phase noise in dbc Hz The Delta Marker measures the noise in 10 Hz bandwidth The power in 1 Hz bandwidth is one tenth of this power log10 10 The PM with a modulation rate of 0 01 rad in baseband is equivalent to a phase noise of 46 dBc The phase noises of the two generators add together 3dB if they are of the same type If the reference generator is of the same type as the DUT PN D 10 logio 10 46 dB dB PN D 59 dB If the phase noise of the reference generator is at least 10 dB better than the phase noise of the DUT PN D logio 10 46 dB PN D 56dB 1407 6062 82 1 18 E 5 R amp S SMBV100A Test Procedures gt Recommended test gt 1 GHz 2 2 GHz 3 2 GHz 4 GHz 6 GHz frequencies gt Repeat the measurement with IQ Modulation switched on UO Settings menu Source Analog Wideband UO Input State On and supply 0 5 V DC to the lex Input Example Two R amp S SMB measured against each other RBW 10 Hz Ref 50 dBm Att oan AQT 400 ms 100 130 1 0 150 Center 19 5 kHz 200 Hz Span 2 kHz Date 22 FEB 2008 PN 65 02 dBc 59 dB 124 02 dBc Hz 1407 6062 82 1 19 E 5 Test Procedures R amp S SMBV100A Residual FM Test assembly Test method Mea
104. each other or where they can be short circuited by other conductive materials Cells and batteries must not be removed from their original packaging until they are ready to be used Cells and batteries must not be exposed to any mechanical shocks that are stronger than permitted If a cell develops a leak the fluid must not be allowed to come into contact with the skin or eyes If contact occurs wash the affected area with plenty of water and seek medical aid Improperly replacing or charging cells or batteries that contain alkaline electrolytes e g lithium cells can cause explosions Replace cells or batteries only with the matching Rohde amp Schwarz type see parts list in order to ensure the safety of the product Cells and batteries must be recycled and kept separate from residual waste Rechargeable batteries and normal batteries that contain lead mercury or cadmium are hazardous waste Observe the national regulations regarding waste disposal and recycling Transport 1 The product may be very heavy Therefore the product must be handled with care In some cases the user may require a suitable means of lifting or moving the product e g with a lift truck to avoid back or other physical injuries Handles on the products are designed exclusively to enable personnel to transport the product It is therefore not permissible to use handles to fasten the product to or on transport equipment such as cranes fork lifts wagons e
105. easured R amp S SMBV at 0 dBm level at X511 are shown 0 Harmonic2 f 0 Harmonic3 f Harmonic4 f o 20 8 S 30 E aA j A 2 M 40 50 dt 0 1 2 3 4 5 6 Frequency in GHz Fig 3 9 Measured harmonics at X511 with 0 dBm output level If the harmonics are out of tolerance check the supply voltages of the Vector Board see page 3 44 If they are OK the Vector Board is defective and has to be replaced see page 3 78 1407 6062 82 3 34 E 5 R amp S SMBV100A Troubleshooting Troubleshooting Basis Board Module and Power Supply Supply Voltages Before Troubleshooting the Basis Board switch the R amp S SMBV on and measure the supply voltages at the pins of its power supply connector X101 see Fig 3 10 and at the test points and compare them to the values specified in the table below Pin 13 is the Power On Signal for the power supply As long asthe voltage at this pin is 5 V the power supply is switched off The power supply is turned on by assigning V to this pin If one or more voltages are not of the required level the power supply is defective Pin at X101 Test Point Fuse R amp S SMBV in standby mode R amp S SMBV switched On 5 10 5V 1 F4 DV 4 7 V 5 3V 5 5 10 5V 2 F7 DV 4 7 V 5 3V 3 4 13V2 1 F3 DV 12 4 V 14 2 V 3 4 13V2 2 F5 12 4 V 14 2 V 2
106. eceiver i e a R amp S FSMR or R amp S FSL FSP FSU FSQ spectrum analyzer equipped with option R amp S K7 Most probably the RF Board is defective Check the RF Board see page 3 38 Frequency Phase Modulation Faulty FM and PhiM Modulation are generated in the DDS synthesizer reference signal on the RF Board Run Internal Adjustments to ensure the VCOs generating the RF signal working in their optimum The FM performance has to match the values given in the datasheet Measure with a true demodulating receiver i e a R amp S FSMR or R amp S FSL FSP FSU FSQ spectrum analyzer equipped with option K7 Most probably the RF Board is defective Check the RF Board see page 3 38 1407 6062 82 3 28 E 5 R amp S SMBV100A Troubleshooting Fault Test Action if test fails Pulse The pulse generator is implemented fully Most probably the RF Board is Generator digital in the RF Board FPGA The pulse defective Check the RF Board see Pulse signals are fed exclusive on the RF Board to page 3 38 Modulator the pulse modulator switch All external Faulty pulse BNC connectors are fitted on the RF Board as well Signal Valid This signal is driven from the RF Board FPGA Most probably the RF Board is and the Signal Valid BNC connector is directly fitted onto the RF Board as well defective Check the RF Board see page 3 38 Faulty Remote All remote interfaces including the int
107. ect the RF output of the DUT to the power meter and measure the output level 2 Include the measured level as a reference value calibration value in the R amp S FSQ Test equipment Signal analyzer R amp S FSQ Table 1 1 item 19 Test setup Connect the signal analyzer to the IN QN output of the DUT Test method A single sideband signal is generated using a DC Test Waveform The test frequency is set with the Frequency Offset function in the Baseband menu The test frequencies are set one after the other 1 MHz is the reference The level of the reference must be checked 3 979 dBm 0 1 dBm The imbalance is obtained from the level differences between and at a particular frequency Measurement gt Settings on DUT Frequency 100 MHz Level 0 dBm ARB Load Waveform var smbv Lists PerfTest Test DC wv State On Frequency Offset measurement frequency Optimize internal UO Impairments for RF OFF gt Settings on analyzer FREQ CENTER measurement frequencies SPANOHz AMPT REF LEVEL 10 dBm BW RES BW MANUAL 100 kHz gt Measure the frequency response at the measurement frequencies in I IN Q and QN and check the deviation Measurement frequencies 1 MHz reference 3 MHz 10 MHz 25 MHz 30 MHz 35 MHz 45 MHz 55 MHz 60 MHz for BBGEN Board Revision gt 05 00 additional 70MHz 80MHz up to the maximum modulation bandwidth of the baseband generator 1407 6062 82 1 56 E 5 R amp S SMBV100A Test Procedures
108. el 10 dBm Frequency test frequencies gt Let the measuring port of the VSWR bridge unconnected and measure the level P e as reference level gt Connect the VSWR bridge to the input and measure the level P gt Calculate the VSWR VSWR LH Be dE 1 fP Pu gt Repeat the measurement for the Q input Recommended test gt 1 MHz 10 MHz 20 MHz 30 MHz 40 MHz 50 MHz 60 MHz frequencies 1407 6062 82 1 47 E 5 Test Procedures R amp S SMBV100A RF Frequency Response due to Modulation Test equipment Spectrum analyzer Table 1 1 item 19 Signal generator Table 1 1 item 5 Test setup gt Connect the RF output of the DUT to the spectrum analyzer and connect the signal generator to the I input of the DUT Test method By applying a sinewave AC voltage to the or input an amplitude modulation with a suppressed carrier is generated The modulation frequency response is determined by measuring the sideband power as a function of the frequency of the applied AC voltage The difference between the highest and the lowest sideband level found by varying the modulation frequency is the frequency response to be measured Measurement gt Settings on DUT RF On Frequency Test frequency Level 0 dBm ALC S amp H UO Settings menu Source Analog Wideband UO Input Crest Factor 3 dB State On Setting on signal generator Level 4 dBm corresponding to 0 5 V Vpeak gt Settings on spectrum analyzer AMPT REF LEVEL
109. en la espalda u otros personales 1171 0000 42 08 Page 13 Instrucciones de seguridad elementales 2 Las asas instaladas en los productos sirven solamente de ayuda para el transporte del producto por personas Por eso no est permitido utilizar las asas para la sujeci n en sobre medios de transporte como p ej gr as carretillas elevadoras de horquilla carros etc Es responsabilidad suya fijar los productos de manera segura a los medios de transporte o elevaci n Para evitar da os personales o da os en el producto siga las instrucciones de seguridad del fabricante del medio de transporte o elevaci n utilizado 3 Si se utiliza el producto dentro de un veh culo recae de manera exclusiva en el conductor la responsabilidad de conducir el veh culo de manera segura y adecuada El fabricante no asumir ninguna responsabilidad por accidentes o colisiones No utilice nunca el producto dentro de un veh culo en movimiento si esto pudiera distraer al conductor Asegure el producto dentro del veh culo debidamente para evitar en caso de un accidente lesiones u otra clase de da os Eli inaci n protecci n del medio ambiente 1 Los dispositivos marcados contienen una bater a o un acumulador que no se debe desechar con los residuos dom sticos sin clasificar sino que debe ser recogido por separado La eliminaci n se debe efectuar exclusivamente a trav s de un punto de recogida apropiado o del servicio de atenci n al
110. encies Measurement frequencies 10 1 MHz 810 1 MHz 10 1 MHz 1189 9 MHz 39 9 MHz 839 9 MHz 39 9 MHz 1160 1 MHz 59 9 MHz 859 9 MHz 59 9 MHz 1140 1 MHz 79 9 MHz 879 9 MHz 79 9 MHz 1120 1 MHz Test frequencies up to the maximum modulation bandwidth of the baseband generator 1407 6062 82 1 60 E 5 R amp S SMBV100A Test Procedures Bias voltage only for BBGEN Board Revision gt 05 00 Test equipment Multimeter Table 1 1 item 15 Test setup gt Connect the multimeter to the I and Q output of the DUT Test method The bias voltage is measured for different values Measurement Settings on DUT UO Out Settings UO Output Type Single Ended Mode Variable 1 Q Level Vp 0 1 V Couple UO Bias On Bias EMF measurement bias Settings on multimeter COUPLING DC Measurement gt Check bias 3 6 1 0 3 0 1 0 03 0 01 0 0 002 1 and 3 6 V Offset voltage only for BBGEN Board Revision gt 05 00 Test equipment Multimeter Table 1 1 item 15 Test setup gt Connect the multimeter to the I and Bar and Bar output of the DUT Test method The and I Bar or and Bar voltage are measured for different offset values The differential offset is obtained from the differences between I and I Bar or Q and Q Bar at a particular offset Measurement gt Settings on DUT UO Out Settings UO Output Type Differential Mode Variable UO Level Vp EMF 1 V Couple UO Bias On Bias EMF
111. erface Most probably the Basis Board is interface connectors are fitted directly on the Basis defective Check the Basis Board IEEE488 USB Board see page 3 35 or LAN l or Q Input R amp S SMBV setting If the voltages are in tolerance check faulty Instrument Preset the signals between the RF Board Reference internal RF on 1 Q Mod Analog UO wideband in 1 Q Mod state on Supply a DC voltage of 0 5 V to the I Input BNC connector and 0 V to the Q Input BNC connector Check the diagnostic voltages DIAG_VECBOARD_IX gt 0 8 V 0 2 V DIAG_VECBOARD_INX gt 0 8 V 0 2 V DIAG_VECBOARD_QX gt 0 V 0 1 V DIAG_VECBOARD_QNX gt 0 V 0 1 V Then swap the 1 and Q input voltages The diagnostic voltages should swap correspondingly and the Vector Board see page 3 31 If the diagnostic voltages are out of tolerance measure the input resistance of the l input and Q input with a multimeter The input resistance should be 500 20 If the input Resistance is very high or very low short to GND check the BNC to SMP l and Q input cables W501 and W502 by disconnecting them from the Vector Board Check them with a multimeter for a short between inner and outer conductor and for an interruption of the inner conductor as well If defective replace them If they are OK the Vector Board is defective and has to be replaced see page 3 78 1407 6062 82 3 29 E 5 Troubleshooting R amp S SMBV100A
112. ese Signals is not as described change the connector cable and test again If the signals still not match their description change the defective board according to the table 1407 6062 82 3 40 E 5 R amp S SMBV100A Troubleshooting Input and Output Signals Connector Signal name Setting on signal Frequency Level Signal flow system generator X212 SMA RF out RFon 9 kHz to 6 GHz 145 dBm to to N RF connector at front 30 dBm X216 SMA Lo RF on IQ on 200 MHz to 6 GHz 8 dBm to to Lo in of Vector Board 20 dBm X211 SMA RF MOD RF on IQ on 100 kHz to 6 GHz 40 dBm to Vector modulated signal from Wideband IQ in 420 dBm Vector Board on 0 5 V DC at l input X215 SMP LFGEN LF out on 0 01 Hz to 1 MHz 0Vto3V to LF out at front X214 SMP MOD EXT AM FM PM Source 0 0 to 1 MHz 1Vto 1V From Mod ext at front Ext X213 SMP REF200 200 MHz 4 2 dBm 200 MHz Reference signal DC 0 10V and level control voltage for Vector Board Error Messages concerning the RF Board Module Error message ALC unlocked Synthesis main loop PLL unlocked Synthesis adjustment failed Synthesis adjustment data invalid 1407 6062 82 Error correction gt gt Automatic Level Control ALC exceeds upper bound Set attenuator mode Auto Execute Internal Adjustment Adjust Synthesis If the error message does not disappear change the module Execute Internal Adjustment Adjust Synthesis If error messages does not disappear chec
113. essages concerning the RF Board Module Warnings concerning the RF Board Module Frequency error Troubleshooting Vector Board Vector Board self diagnosis run shows errors on supply voltage s Troubleshooting BBGEN Board Supply Voltages Supply Voltages for the FPGA Faulty Signal Generation in the Baseband Troubleshooting LI Bridge Troubleshooting Reference Oscillator option R amp S SMBV B1 B1H Input and Output Signals Error Messages Concerning the Reference Oscillator Module Frequency Error Reference Oscillator Adjustment Module Replacement Required tools Overview of the Modules After replacing an assembly Safety Instructions Dismounting the housing Mounting the housing Replacing Fuses Installing Fuse Replacing the Front Unit Removing the Front Unit Installing the Front Unit Replacing the TFT Display Encoder Board USB Hub Board Flex Switchboard Pushbutton Board Set and the Screened Filter Glass Removing the TFT Display Flex Switchboard and Pushbutton Board Set Screened Filter Glass Encoder Board USB 2 0 Hub Board Installing the TFT Display Flex Switchboard and Pushbutton Board Set Screened Filter Glass Encoder Board and the USB 2 0 Hub Board Replacing the R amp S SMBV B92 Hard Disc Removing the R amp S SMBV B92 Hard Dis Installing the R amp S SMBV B92 Hard Disc Replacing the R amp S SMBV B90 Phase Coherence Removing the R amp S SMBV B90 Phase Coherenc
114. est method Measurement 1407 6062 82 Connect spectrum analyzer to RF socket of the DUT The carrier power is measured first Then the center frequency of the analyzer is increased by 10 MHz and the noise power in a small bandwidth is measured The difference of the carrier power and the noise power in 1 Hz bandwidth which is calculated from the measurement is defined as wideband noise Because wideband noise degrades with lower electronic levels in front of the output step attenuator the output level of the generator has to be set to the lowest level before switching the step attenuator v v Settings on DUT frequency test frequency Level 0 dBm determine Att fixed range upper Level Pupper gt RF gt Levels Att fixed range gt upper set level to Pupper 0 1 dB Settings on analyzer center test frequency reference level Pupper 1 dB Attenuator Dmin Pupper Pragm 5dB round to next larger available Attenuation of the analyzer analyzer P1dB level at test frequency span 110 kHz Detector RMS Sweep Time Manual 1s switch on channel power measurement with 100 kHz bandwidth Determine the channel power with the center frequency of the analyzer set to the test frequency and note it down as Prer Increase the analyzer center frequency by 9 9 MHz Inhibit the switching of the attenuator with AMPT RF ATTEN MANUAL without entering a value so that the input mixer is no
115. f injury and damage to the unit put it into the front handles before removing the rear feet and taking off the cabinet Do not pen in your fingers when mounting the cabinet Also pay attention to the cables which must not be damaged or pulled off Affix the rear feet immediately after mounting the cabinet Do not move the unit without the rear feet Protection of electronic components Electrostatic discharge may cause damage to the electronic components of the instrument Protect your operational site against electrostatic discharge using one or both of the following methods e Wrist strap with cord to ground connection Conductive floor mat and heel strap combination Wrist strap with cord 7 Building ground Y amer PE D Ground connection of operational sto Terry Hoo strap E 3 54 5 R amp S SMBV100A Module Replacement Dismounting the housing Putthe instrument on the front shock mounts gt Unscrew the four screws of the two protective rear shock mounts rear right and rear left 740 and 730 on both sides and take them off gt Pull off the R amp S SMBV cabinet 700 730 740 700 Mounting the housing Putthe instrument on the front shock mounts gt Pull on the R amp S SMBV cabinet 700 gt Take the two protective rear shock mounts rear right and rear left 740 and 730 on both sides on and screw the four screws NOTICE When mounting t
116. f products or their components are mechanically and or thermally processed in a manner that goes beyond their intended use hazardous substances heavy metal dust such as lead beryllium nickel may be released For this reason the product may only be disassembled by specially trained personnel Improper disassembly may be hazardous to your health National waste disposal regulations must be observed 4 If handling the product releases hazardous substances or fuels that must be disposed of in a special way e g coolants or engine oils that must be replenished regularly the safety instructions of the manufacturer of the hazardous substances or fuels and the applicable regional waste disposal regulations must be observed Also observe the relevant safety instructions in the product documentation The improper disposal of hazardous substances or fuels can cause health problems and lead to environmental damage For additional information about environmental protection visit the Rohde amp Schwarz website Instrucciones de seguridad elementales Es imprescindible leer y cumplir las siguientes instrucciones e informaciones de seguridad El principio del grupo de empresas Rohde amp Schwarz consiste en tener nuestros productos siempre al d a con los est ndares de seguridad y de ofrecer a nuestros clientes el m ximo grado de seguridad Nuestros productos y todos los equipos adicionales son siempre fabricados y examinados seg n las normas de seg
117. ference signal internal OCXO or external applied signal with a PLL RF Synthesizer DDS module The 200 MHz signal of the TCXO provides the system clock for the DDS module The RF output frequencies from 9 kHz to 23 4375 MHz are generated directly by the DDS In this mode all the modulation is done fully digital The modulated signal is converted to the analog domain by a DAC The analog RF signal is then low pass filtered amplified and fed to the input of the step attenuator For set frequencies above 23 4375 MHz the DDS generates a signal with high resolution that is upconverted with the 200 MHz Signal from the TCXO and then applied as reference signal to the main PLL of the RF frequency synthesizer In the synthesizer a VCO is locked to the reference frequency using a fractional n PLL The VCO output signal is then fed to fixed frequency dividers which are set to appropriate divider ratios to generate the RF signal from 23 4375 MHz to 2 2 GHz Harmonics filters The output signal of the frequency dividers is a square wave signal To reach the guaranteed harmonic performance see datasheet the harmonics of the RF signal have to be suppressed Due to the wide RF frequency range multiple filters are needed The different filters are selected according to the RF output frequency and their cut off frequency They are put into the RF signal path by the means of RF switches LF generator The above mentioned DDS module also generates the LF sine
118. g to their laser class Lasers can cause biological harm due to the properties of their radiation and due to their extremely concentrated electromagnetic power If a laser product e g a CD DVD drive is integrated into a Rohde amp Schwarz product absolutely no other settings or functions may be used as described in the product documentation The objective is to prevent personal injury e g due to laser beams 8 EMC classes in line with EN 55011 CISPR 11 and analogously with EN 55022 CISPR 22 EN 55032 CISPR 32 Class A equipment Equipment suitable for use in all environments except residential environments and environments that are directly connected to a low voltage supply network that supplies residential buildings Note Class A equipment is intended for use in an industrial environment This equipment may cause radio disturbances in residential environments due to possible conducted as well as radiated disturbances In this case the operator may be required to take appropriate measures to eliminate these disturbances Class B equipment Equipment suitable for use in residential environments and environments that are directly connected to a low voltage supply network that supplies residential buildings Repair and service 1 The product may be opened only by authorized specially trained personnel Before any work is performed on the product or before the product is opened it must be disconnected from the AC supply network Othe
119. ghts are reserved MM KRAGEN F DREHIMPULSGEBER 0852 1105 00 COLLAR ENCODER VAR 02 OK DREH RD28 ACHS RD6 0852 1086 00 KNOB EK FEDERSTREIFEN 1300 3438 00 SPRING STRIP Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst ED USB 2 0 HUB 1411 2000 02 USB 2 0 HUB MZ HALTEBLECH F FRONT CONTR 1407 6227 00 HOLDER VS SCHRAUBE WN1552 DG 2 5X6 1300 4457 00 DIE CAST SCREW 2 5X6 DF DISPLAYKABEL AUO 200MM 1407 8159 00 DISPLAYCABLE AUO 200MM DX LCD LED INPUT CABLE 1407 8136 00 LCD LED INPUT CABLE VS 6900 ISR M2 5X6 A2 1148 3059 00 COMBI SCREW 6900 ISR M2 5X6 A2 DV HF KABEL W501 1407 6556 00 RF CABLE W501 DV HF KABEL W502 1407 6562 00 RF CABLE W502 Benennung Designation JA C1 amp tatuSheet amp FRONTEINHEIT SMBV deen 15 00 2of2 FRONTUNIT SMBV Dokument Nr Document No SMBV100A Bale 2013 08 22 MIER 1407 8007 01 ST rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Pos Nr ItemNo Menge ME Quantity Unit amp ROHDE amp SCHWARZ El Kennz Ref Des Benennung Bezeichnung Designation ACHTUNG EGB ATTENTION ESD VARIANTENERK
120. go to its upper limit Check the DC voltage to be 8 V 10 V DC If the voltage doesn t reach this range most probably the RF Board is defective Check the supply voltages and the control signals of the RF Board see page 3 38 If they are OK replace the RF Board see page 3 88 LO synthesizer signal from RF Board to Vector Board The synthesized RF signal at the output frequency is generated on the RF Board for the frequency range from 200 MHz to 6 GHz In Q mode the LO signal is fed to the Vector Board through W216 Below 200 MHz RF output frequency the I Q modulated signal is generated at 1200 MHz to 1400 MHz and then down converted to the output frequency by mixing it with a 1200 MHz signal To check the LO signal from the RF Board set the R amp S SMBV to Instrument Preset Reference internal RF on 1 Q Mod gt Analog UO wideband in 1 Q Mod state on Disconnect W216 from X216 on the RF Board and measure the output level at the frequencies the R amp S SMBV is not working properly The LO level should be within 3 dB of the measured LO level of a typical instrument shown in Fig 3 6 10 Level in dBm P d Sl 0 1 2 3 4 5 6 RF in GHz Fig 3 6 Measured LO level in mode VO modulation at X216 of the RF Board 1407 6062 82 3 32 E 5 R amp S SMBV100A Troubleshooting If the LO level is to low most probably the RF Board is defective Check the supply voltages and the control signals of th
121. he SATA power cable W142 430 300 420 430 gt Disconnect the fan cable from X116 and the power supply cable from X101 remove the plastic tie before disconnecting the cable 395 390 270 290 50 1407 6062 82 3 81 E 5 Module Replacement R amp S SMBV100A gt Disconnect the SATA data cable W115 270 the LCD LED input cable W114 395 the flex strip 10 pin cable W111 290 Toshiba display cable W113 390 and the flex switchboard cable A320 50 gt Unscrew one screw and washer assembly 110 and two screws from the IEC connector at the back of the instrument IEEE 488 gt Unscrew the six screw and washer assemblies 110 from the Basis Board A100 100 gt Remove the Basis Board A100 100 by turning it up towards the front and pulling it out and upward NOTICE When changing the Basis Board you have to remove the SIM card The SIM card is part of your instrument and will not be replaced by Rohde amp Schwarz if lost Therefore always keep the SIM card with you 1 4 0 LL LL 100 1407 6062 82 3 82 E 5 R amp S SMBV100A Module Replacement Installing the Basis Board gt Place the screw angle on the IEC connector gt Insert the new Basis Board 100 100 and screw fasten it with the six screw and washer assemblies 110 NOTICE When replacing the Basis Board you have to move the SIM card from the old board to the new one The SIM card is part of your instrument and will not be
122. he WiMAX 802 16 2004 R amp S SMBV K49 software personality The functions required for this personality are already verified performing the tests defined in chapter Internal Baseband Generator TD SCDMA R amp S SMBV K50 There is no testing required for the TD SCDMA R amp S SMBV K50 software personality The functions required for this personality are already verified performing the tests defined in chapter Internal Baseband Generator TD SCDMA enhanced BS MS Tests R amp S SMBV K51 There is no testing required for the TD SCDMA enhanced BS MS Tests R amp S SMBV K51 software personality The functions required for this personality are already verified performing the tests defined in chapter Internal Baseband Generator 1407 6062 82 1 71 E 5 Test Procedures R amp S SMBV100A Additive White Gaussian Noise R amp S SMBV K62 Test equipment Signal analyzer R amp S FSQ Table 1 1 item 19 Test setup gt Connect signal analyzer to RF output of DUT Test method A digital modulated signal is generated and noise is added Using the channel power measurement facility of the spectrum analyzer the carrier power and the power of a section of the noise spectrum is determined By expanding the result to the system bandwidth the carrier to noise ratio can be reconstructed The noise generator is a firmware option realized in a FPGA The functionality of this FPGA is tested with one measurement data are guaranteed by design Mea
123. he housing take care not to damage or pull off cables 1407 6062 82 3 55 E 5 Module Replacement R amp S SMBV100A Replacing Fuses see chapter 5 drawing and parts list 1407 6004 01 NOTICE Replacement of fuses Disconnect the mains cable before replacing the fuses Always use the fuses supplied by Rohde amp Schwarz as spare parts or fuses of the same type and rating Switch off the instrument gt Disconnect the power supply cord gt To replace a fuse unscrew the fuse holder at the rear panel of the instrument Pullthe fuse off the fuse holder Fuse 5x20 mm T3 15H 250V Fuse holder 2x Installing Fuse gt Push the fuse into the fuse holder Fuse 5 mm x 20 mm T3 15H 250 V gt Screw in the fuse holder at the rear panel of the instrument 1407 6062 82 3 56 E 5 R amp S SMBV100A Module Replacement Replacing the Front Unit See chapter 5 drawing and parts list 1407 6004 01 1407 8007 01 NOTICE The front unit variant depends on the basis board variant For details see Table 3 2 on page 3 52 Removing the Front Unit gt Switch off the instrument and pull the mains plug gt Dismount the cabinet see page 3 55 gt Unscrew the four screws 725 and remove the left and right protective front corners 710 and 720 710 720 gt Unscrew the four screws 210 two on the left and two on the right side from the front unit 1407 6062 82 3 57 E 5 Module Replacement R
124. he root folder of the memory stick Install the Firmware See Chapter 4 Software Update Adjustments Preliminary Remark Setting a defined initial state by pressing the PRESET key prior to adjustments is recommended To ensure that the internal adjustments are valid at operating temperature at least 20 minutes warm up time at this temperature must be observed Internal Adjustments All internal adjustments are available in the Setup Internal Adjustments menu see operating manual Adjustments of the Complete Unit Performing Setup Internal Adjustments Adjust All activates all internal adjustments in a reasonable order External Level Correction The external level adjustment has to be performed if the RF board or the Front Unit has been replaced The measuring program for external level correction measures output power over frequency and level and stores the correction values inside the R amp S SMBV to maintain level accuracy 1407 6062 82 22 EA R amp S SMBV100A Procedures after Module Replacement Adjustment of internal Reference Frequency The frequency accuracy of the synthesizer is determined set to internal reference by a 200 MHz VTCXO or when the Option R amp S SMBV B1 is fitted with a highly stable OCXO that is set to a calibrated frequency standard at the R amp S factory This oscillator is subject to ageing and can be recalibrated Recalibration Important Allow the DUT to warm up for at lea
125. he spectrum analyzer operates as an FM demodulator A controller transmits the start and the stop frequency via the IEC IEEE bus The analyzer is triggered by the positive edge on the EOI line of the IEC IEEE bus or the trigger pulse in list mode At switch over from start to stop frequency the settling procedure is displayed on the screen of the analyzer gt Synchronize the reference frequencies of the DUT and the analyzer gt Make IEC IEEE bus and RF connections gt Connect spectrum analyzers trigger connector to EOI line pin 5 of IEC IEEE bus Settings on DUT Frequency start frequency unmodulated Level 0 dBm Settings on spectrum analyzer AMPT REF LEVEL 0 dBm FREQ CENTER STOP FREQUENCY FM DEMOD ON DEMOD BW 50 kHz RANGE DEVIATION PER DIV 200 Hz MEAS TIME 10 ms TRIGGER EXTERN External triggering by positive edge at 1 4 V 1 9 E 5 Test Procedures R amp S SMBV100A Measurement Settings on analyzer Set the analyzer to the stop frequency gt Set the DUT to the start frequency fstart gt Send the stop frequency fstop from the controller to the DUT The externally triggered analyzer displays the settling curve The setting time is defined as the time from which on the frequency deviation from the stop frequency is less than the specified deviation in the data sheet Repeat the measurement with ALC state Off gt RF5 Automatic Level Control State gt OFF Sample amp Hold gt S
126. his serial signal is decoded on the Vector Board A Flash PROM is connected to the serial bus holding an identification header as well as correction data used by the R amp S SMBV firmware Supply voltage regulators All Vector Board supply voltages are stabilized via onboard active regulators out of the 12V 7V 45V 7V 12V and 28V lines that are supplied by the Basis Board The output of every active regulator is connected to a test point that can be read out using the R amp S SMBV Firmware manually or via selftest sequence LO switch During normal operation the local oscillator signal for the UO modulator IC is supplied by the RF Board connected to X516 on the Vector Board 0 dBm to 10 dBm However if the Phase Coherence option R amp S SMBV B90 is fitted an external LO signal can be used as well This signal is connected to the backplane of the instrument from where a semi rigid coax cable is routed to X503 on the Vector Board 10 dBm recommended With option R amp S SMBV B90 the internal or external LO signal is amplified and limited to 10 dBm 4 dB It is available at X504 of the Vector Board from where a semi rigid coax cable is routed to the backplane of the instrument The output signal can be switched on or off via software Baseband The baseband section comprises the following functions external single ended and inputs internal differential and Q inputs DC calibration signal for external path
127. i n de estera antiest tica y talonera E Esp 3 Safety Instructions Informaciones de seguridad Safety Instructions for Units with Removable Cabinet Danger of injuries When removing the rear feet the unit can slip out of the cabinet Put the unit onto the front handles before removing the rear feet and taking off the cabinet Thus the risk of personal injuries and damages to the unit is avoided When mounting the cabinet take care not to pen in the fingers Also pay attention not to damage or pull off cables Screw the rear feet back on immediately after mounting the cabinet Do not move the unit with the rear feet missing 1171 0300 12 E Esp 2 Safety Instructions Informaciones de seguridad Informaciones de seguridad para aparatos con tubo de quita y pon 1171 0300 12 Peligro de heridas Al sacar los pi s de la pared posterior puede deslizarse el aparato fue ra de la caja Posicionar el aparato de manera segura sobre las asas delanteras antes de sacar los pi s de la pared posterior y entonces sacar la caja De esta manera evitar n el riesgo de da os en personas y da os en el aparato Existe el riesgo de heridas en el momento de poner otra vez la caja como por ejemplo posiblemente engancharse los dedos Por favor ten gan adem s en cuenta de que no se enganchen o desconecten cables Por favor atornillen los pi s de la pared posterior directamente despues de poner la caja No muevan el aparat
128. interior de ste como p ej al desplazarlo de un lugar fr o a otro caliente La entrada de agua aumenta el riesgo de choque el ctrico Antes de la limpieza desconecte por completo el producto de la alimentaci n de tensi n p ej red de alimentaci n o bater a Realice la limpieza de los aparatos con un suave que no se deshilache No utilice bajo ning n concepto productos de limpieza qu micos como alcohol acetona o diluyentes para lacas nitrocelul sicas 1171 0000 42 08 Page 11 Instrucciones de seguridad elementales Funcionamiento 1 El uso del producto requiere instrucciones especiales y una alta concentraci n durante el manejo Debe asegurarse que las personas que manejen el producto est n a la altura de los requerimientos necesarios en cuanto a aptitudes f sicas ps quicas y emocionales ya que de otra manera no se pueden excluir lesiones o da os de objetos El empresario u operador es responsable de seleccionar el personal usuario apto para el manejo del producto 2 Antes de desplazar o transportar el producto lea y tenga en cuenta el cap tulo Transporte 3 Como con todo producto de fabricaci n industrial no puede quedar excluida en general la posibilidad de que se produzcan alergias provocadas por algunos materiales empleados los llamados al rgenos p ej el n quel Si durante el manejo de productos Rohde amp Schwarz se producen reacciones al rgicas como p ej irritaciones cut neas
129. ion F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation Sprach Lang JA C amp tatuSheet SMBV B50 BASISBANDGENERATOR deen 03 00 10f1 ROHDE amp SCHWARZ SMBV B50 BASEBAND GENERATOR EE smev 8so Bm 2010 01 26 TI 1GPK 1407 8907 01 ST Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VARO2 GRUNDVARIANTE MODO2 BASIC MODEL VARO4 GRUNDVARIANTE NEU MODO4 BASIC MODEL NEW ED BBGEN BOARD 1407 7000 03 BBGEN BOARD VAR 02 ED BBGEN BOARD 2 1407 7046 03 BBGEN BOARD 2 VAR 04 ZB ZUBEHOER SM Bn AM Bn 1141 7020 00 ACCESS SM Bn AM Bn rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation Sprach Lang A amp tatuSheet amp SMBV B51 BASISBANDGENERATOR deen 03 00 1of1 ROHDE amp SCHWARZ SMBV B51 BASEBAND GENERATOR EE smev B51 Bm 2012 11 20 8 MTEK 1407 9003 01 ST Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No
130. is Board 4 installed in SMBV100A with serial numbers 2 260 001 nuin EZ SIM Card The Basis Board of the signal generator involves the following components and modules Fuses Each supply voltage is fused with one or several fuses on the Basis Board Switching regulators The built in switching regulators generate the additional 1 2 V 1 8 V 3 3 V 7 V and 28 V supply voltages 1407 6062 82 3 7 E 5 Instrument Design and Function Description R amp S SMBV100A Controller Central Controller of the R amp S SMBV including all memory devices and external interfaces FPGA SMB COM The SMB COM FPGA contains the serial bus for internal communication of the instrument timer functions and the display controller SIM Card The instrument identity Serial Number and Options is stored on a SIM card The SIM card is mounted on the backside of the Basis Board Keyboard Controller The keyboard controller notifies the processor about keyboard and spin wheel events The keyboard controller switches on or off the power supply module and memorizes the power on state of the instrument when the main power is cut This state is reconstituted on powering the instrument again Diagnostic ADC The diagnostic ADC is used for measuring the voltages in the unit These voltages are used for internal adjustments and the ALC S amp H mode of the R amp S SMBV Additionally the failure diagnostic of the instrument is carried ou
131. is oscillator is subject to ageing and can be recalibrated see chapter 2 Internal Counter Reference Oscillator Adjustment Note The internal reference can be impaired under the menu Setup Reference Oscillator Adjustment This setting does not affect the factory adjustment and can be reset at any time by means of deactivation If the tuning rang is insufficient to reach the frequency error given in the datasheet the TCXO is defective Replace the RF Board 1407 6062 82 3 43 E 5 Troubleshooting R amp S SMBV100A Troubleshooting Vector Board For tracing down errors associated with the Vector Board it might be helpful to measure voltages and signals on the Vector Board connector As the pins of this connector are hardly accessible if the R amp S SMBV is assembled it is recommended to measure the corresponding signals on the rear side of the LI bridge Please consult the following photograph to allocate the pins Be careful not to short circuit any adjacent pins Rear side of Vector Board connector on the LI Bridge seen from the BBGEN board Pin numbering in white only on photograph not on printed circuit board Vector Board is not detected If the Vector Board is not listed in the Setup Hardware Config list it might be due to the following reasons CAUSE Logic supply voltage is missing VERIFY Measure 5 V X522 Pin B9 It should be within 4 7 V 5 3 V ACTION If 5 V voltage is missing check Basis Board o
132. ise option is suitable if its own phase noise is at least 6 dB less than the guaranteed DUT Phase noise in the data sheet Measurement Set the Level of the DUT to 0 dBm and measure the phase noise at 20 kHz offset with the analyzer in phase noise mode If no suited analyzer is available the Phase noise can be measured with the aid of a second generator and a mixer Test assembly See section Test Assembly for SSB Phase Noise and Jitter page 1 4 Test method The two generators are set to the test frequency and synchronized with a phase offset of 90 phase quadrature Mixing to 0 Hz suppresses the RF carrier Due to the phase quadrature the mixer supplies a voltage representing the phase difference between the input signals This voltage is measured with the spectrum analyzer Measurement gt Set the levels of the two generators in accordance with the speci fications of the mixer used For the MITEQ DB0118 mixer set the LO level to 10 dBm and the RF level to 0 dBm Settings of the DUT PM int PM deviation 0 01 rad Modulation frequency 19 kHz Settings on the analyzer Center frequency 19 5 kHz Span 2 kHz Input coupling DC Attenuator manual 0 dB average on count 10 average mode linear power Filter Type FFT Resolution Bandwidth 10 Hz set marker to 19 kHz set delta marker to 20 kHz gt Adjust the phase of the DUT for phase quadrature Set the Delta Phase in the Frequency Phas
133. it NOTICE Always use a torque wrench 60 Ncm to screw all RF connectors Do not use an open end wrench When you mount the cables ensure that they are correctly positioned in the front unit 1407 6062 82 3 62 E 5 R amp S SMBV100A Module Replacement Replacing the TFT Display Encoder Board USB Hub Board Flex Switchboard Pushbutton Board Set and the Screened Filter Glass It is advisable to replace the front unit as a whole However the components of the front unit can be replaced individually see figure below See chapter 5 drawing and parts list 1407 8007 01 04 200 VARDS Ga ve VARO Kontaktrichtung beachten Note contact direction Different rotary pulse generator Var 02 blue Var 03 and 04 yellow 1407 6062 82 3 63 E 5 Module Replacement R amp S SMBV100A The TFT display A710 140 is clipped in the display frame which nestles in the R amp S SMBV front cover 22 The screened filter glass 102 the flex switchboard A320 50 and the pushbutton board set 40 also lie in the R amp S SMBV front cover 22 These three parts are affixed to the keyboard LCD panel 65 on the R amp S SMBV front cover 22 To replace proceed as follows 1407 6062 82 3 64 E 5 R amp S SMBV100A Module Replacement Removing the TFT Display Flex Switchboard and Pushbutton Board Set Screened Filter Glass Encoder Board USB 2 0 Hub Board Figures show only Var 02 difference
134. k the diagnosis see Troubleshooting using Internal Test Points If the diagnosis measurements work change the RF Board Execute Internal Adjustment Adjust Synthesis If the error messages does not disappear check the diagnosis see Troubleshooting using Internal Test Points If the diagnosis measurements work change the RF Board 3 41 E 5 Troubleshooting R amp S SMBV100A Warnings concerning the RF Board Module Warnings Warning correction External reference oscillator out of range gt Check the external reference input signal or disconnected If the input signal is correct and the error message is still displayed change the module v Output protection tripped gt Excessive reverse power at the RF port tripped the output protection Remove the overload condition and press the RF ON OFF button to enter normal operation Pep value greater than defined limit gt The peak envelope power PEP is higher than the set upper limit gt Reduce the output level Pep value less than defined lower bound gt The peak envelope power PEP is lower than the fix range permissible lower limit in the fix range mode of the attenuator gt Increase the output level set the attenuator mode to Auto or reset the fix range by briefly switching the attenuator mode to Auto and then switching back to Fixed Pep value greater than defined upper gt The peak envelope power PEP is higher than the bo
135. ld appear If not the BBGEN Board is faulty Troubleshooting LI Bridge Due to the low component count failure of the LI Bridge is very unlikely However a loose connection at any of the pressfit mounted connector pins might result in intermittent or permanent failures at the Vector Board or BBGEN Board that might be difficult to track down If the LI Bridge is suspected to cause an issue optical inspection of the connector pins is advisable Furthermore the fastest solution might simply be to replace the LI Bridge Board and watch closely if the problem persists 1407 6062 82 3 48 E 5 R amp S SMBV100A Troubleshooting Troubleshooting Reference Oscillator option R amp S SMBV B1 B1H If the frequency Error of the R amp S SMBV is gt 3 10 the Reference Oscillator is defective change the module Input and Output Signals The Reference Oscillator has only one Futurbus connector X1 The Reference Oscillator is plugged into the RF Board X221 see Fig 3 14 All signals and the supply voltage are fed to the module through this connector Check the voltages for the OCXO being according to the following table To test the serial bus signals watch the signal lines while toggling between internal and external reference with an Oscilloscope Voltage Levels are 0 V and 3 3 V IR T Fig 3 14 location X221 on RF Board Pin of X221 Voltage Pin of X221 Voltage Pin
136. le male to SMA or N male connection DC power supply DC voltage 0 5 V current 0 5 A 1407 6062 82 3 13 E 5 Troubleshooting R amp S SMBV100A Switch On Problems When the instrument is switched on the following modules are involved e Power supply e Basis Board e Switching pad To analyze switch on and switch off problems that occur with the R amp S SMBV the interplay of the individual modules is summarized in the following The R amp S SMBV has an automatic restore from power loss If the device was switched on before loss of AC power it automatically turns on when AC power comes back If it was in Standby when AC power was lost then it automatically goes to Standby again after AC power recovers Switch on Basis Board 2 When the ON OFF button on the front panel is pressed the voltage of the ON OFF test point at X1112 switching pad connector goes low In this case the Basis Board 2 pulls the signal on pin 13 of X101 power supply connector see Fig 3 10 low which in turn switches on the power supply In case of a prior emergency shutdown pressing the ON OFF Button for more than 5 seconds it may take a few seconds until this mechanism works again Within four seconds after switch on the CPU takes over the control of pin 13 of the power supply connector If the green LED on the front panel lights up for only a short time approx five seconds and then the orange standby LED lights up again this
137. llowing tests can be performed for this purpose Switch off the signal from the DUT and repeat the measurement if the signal remains it may come from the analyzer Output the signal from the DUT with a slight frequency offset if the signal remains it may come from the analyzer Test equipment Signal analyzer R amp S FSQ Table 1 1 item 19 Test setup gt Connect the signal analyzer to the RF output of the DUT gt Synchronize the reference frequencies of the DUT and the analyzer A single sideband signal is generated using a DC Test Waveform The test frequency is set with the Frequency Offset function in the Baseband menu The level measured at the measurement frequency gives the value for the suppression of the interpolation Test method 1407 6062 82 1 59 E 5 Test Procedures R amp S SMBV100A Measurement gt Settings on DUT RF On Frequency 1 GHz Level 0 dBm ARB Load Waveform var smbv Lists PerfTest Test DC wv State On Frequency Offset test frequency Settings on analyzer FREQ CENTER measurement frequency SPAN 0 Hz AMPT REF LEVEL 10 dBm BW RES BW MANUAL 30 kHz BW SWEEP TIME MANUAL 200 ms TRACE DETECTOR RMS MARKER 1 v gt for BBGEN Board Revision lt 05 00 Test frequencies Measurement frequencies 10 1 MHz 860 1 MHz 10 1 MHz 1139 9 MHz 39 9 MHz 889 9 MHz 39 9 MHz 1110 1 MHz 59 9 MHz 909 9 MHz 59 9 MHz 1090 1 MHz for BBGEN Board Revision gt 05 00 Test frequ
138. m 19 Adjustable DC voltage source Table 1 1 item 5 Test setup gt Connect the spectrum analyzer to the RF output of the DUT gt Connect the DC voltage source to the or the input Measurement gt Settings on DUT RF On Frequency 900 MHz Level 0 dBm ALC State OFF S amp H UO Settings menu Source Analog Wideband UO Input State On Impairments State on Imbalance 1 0 dB Settings on analyzer Center frequency test frequency span 1 MHz Reference level test level 3 dB Scale 1 dB div gt Apply a DC voltage of 0 5 V to the l input and let the Q input open Measure the output level P Then connect the DC voltage to the Q input and let the l input open Measure the level Po The Imbalance is Imbalance P Pa 1407 6062 82 1 51 E 5 Test Procedures R amp S SMBV100A Image Rejection Test equipment Test setup Test method Measurement 1407 6062 82 Spectrum analyzer Table 1 1 item 24 Baseband Signal generator gt Connect I Q Signals from the Baseband Signal Generator to the UO Modulation Inputs of the DUT gt Connect the spectrum analyzer to the RF output of the DUT A single sideband signal is generated using a DC Test Waveform The offset is set with the Frequency Offset function in the Baseband menu The image rejection is the difference between the shifted signal and its mirror on the opposite side of the center frequency Settings on Baseband Signal Generator ARB
139. mains plug gt Dismount the cabinet see page 3 55 If the R amp S SMBV B10 B50 B51 baseband generator A600 is included first remove it see page 3 77 If the R amp S SMBV B92 hard disc is included remove it see page 3 73 Remove the vector board A500 see page 3 78 Y Y Y gt Unscrew the six screw and washer assemblies 310 gt Remove the trough 300 Different battery holder on Basis Board 4 see page 3 7 CAUTION Handling of lithium batteries Lithium batteries must not be exposed to high temperature or fire Keep away from children The battery may explode if replaced improperly In particular do not short circuit the battery Use batteries of the type recommended by Rohde amp Schwarz only see also Overview of the Modules page 3 51 Lithium batteries are hazardous waste and must be disposed of in dedicated containers gt Carefully lift and pull out the battery 1407 6062 82 3 100 E 5 R amp S SMBV100A Module Replacement battery G1 removed Different battery holder on Basis Board 4 see page 3 7 Note 3 0 V lithium battery 2 24 5 mm 7 7 mm type CR2477N see also Overview of the Modules page 3 51 gt Insert new battery into holder below the spring Note The positive pole of the battery should point up gt Attach the trough 300 and screw fasten it with the six screw and washer assemblies 310 Y Attach the vector board A500 see page
140. mentales Solamente est permitido el funcionamiento en redes de alimentaci n TN TT aseguradas con fusibles de 16 A como m ximo utilizaci n de fusibles de mayor amperaje solo previa consulta con el grupo de empresas Rohde amp Schwarz Nunca conecte el enchufe en tomas de corriente sucias o llenas de polvo Introduzca el enchufe por completo y fuertemente en la toma de corriente La no observaci n de estas medidas puede provocar chispas fuego y o lesiones No sobrecargue las tomas de corriente los cables alargadores o las regletas de enchufe ya que esto podr a causar fuego o choques el ctricos En las mediciones en circuitos de corriente con una tensi n Uu gt 30 V se deber n tomar las medidas apropiadas para impedir cualquier peligro p ej medios de medici n adecuados seguros limitaci n de tensi n corte protector aislamiento etc Para la conexi n con dispositivos inform ticos como un PC o un ordenador industrial debe comprobarse que stos cumplan los est ndares IEC60950 1 EN60950 1 o IEC61010 1 EN 61010 1 v lidos en cada caso A menos que est permitido expresamente no retire nunca la tapa ni componentes de la carcasa mientras el producto est en servicio Esto pone a descubierto los cables y componentes el ctricos y puede causar lesiones fuego o dafios en el producto Si un producto se instala en un lugar fijo se deber primero conectar el conductor de protecci n fijo con el conductor de pro
141. mismo producto La interrupci n puede tener como consecuencia el riesgo de que el producto sea fuente de choques el ctricos Si se utilizan cables alargadores o regletas de enchufe deber garantizarse la realizaci n de un examen regular de los mismos en cuanto a su estado t cnico de seguridad 4 Si el producto no est equipado con un interruptor para desconectarlo de la red o bien si el interruptor existente no resulta apropiado para la desconexi n de la red el enchufe del cable de conexi n se deber considerar como un dispositivo de desconexi n El dispositivo de desconexi n se debe poder alcanzar f cilmente y debe estar siempre bien accesible Si p ej el enchufe de conexi n a la red es el dispositivo de desconexi n la longitud del cable de conexi n no debe superar 3 m Los interruptores selectores o electr nicos no son aptos para el corte de la red el ctrica Si se integran productos sin interruptor en bastidores o instalaciones se deber colocar el interruptor en el nivel de la instalaci n 5 No utilice nunca el producto si est da ado el cable de conexi n red Compruebe regularmente el correcto estado de los cables de conexi n a red Aseg rese mediante las medidas de protecci n y de instalaci n adecuadas de que el cable de conexi n a red no pueda ser da ado o de que nadie pueda ser da ado por l p ej al tropezar o por un choque el ctrico 1171 0000 42 08 Page 10 Instrucciones de seguridad ele
142. nal from the DUT and repeat the measurement if the signal remains it may come from the analyzer Output the signal from the DUT with a slight frequency offset if the signal remains it may come from the analyzer Test equipment Signal analyzer R amp S FSQ Table 1 1 item 19 Test setup gt Connect the signal analyzer to the 1 and subsequently to the IN and QN output of the DUT Test method A single sideband signal is generated using a DC Test Waveform The test frequency is set with the Frequency Offset function in the Baseband menu The next highest signal in the spectrum outside the carrier is measured Measurement gt Settings on DUT Frequencies 100 MHz Level 0 dBm ARB Load Waveform var smbv Lists PerfTest Test DC wv State On Frequency Offset test frequency Test frequencies 2 MHz 5 MHz 10 MHz 20 MHz for BBGEN Board Revision 2 05 00 additional 25 MHz Settings on analyzer FREQ CENTER 31 MHz SPAN 60 MHz AMPT REF LEVEL 5 dBm AMPT RF ATTEN MANUAL 25 dB BW RES BW MANUAL 300 kHz BW SWEEP TIME MANUAL 50 ms TRACE DETECTOR RMS MKR MARKER 1 MKR PEAK MKR MARKER 2 MKR gt NEXT PEAK gt If a delta occurs read off the spacing of the spurious signals on the R amp S FSQ 1407 6062 82 1 58 E 5 R amp S SMBV100A Test Procedures Aliasing Filter D A Converter Interpolation Spectra Note Make sure that the measured spurious signal does not come from the analyzer The fo
143. nation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VAR02 GRUNDVARIANTE MOD02 BASIC MODEL OS FREQUENZSCHILD 9KHZ 6GHZ 1407 8171 00 FREQUENCY LABEL PD INSTALLATION MANUAL 1407 9726 00 INSTALLATION MANUAL rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation Sprach Lang A C BlatSheet d SMBV B106 9KHZ 6GHZ deen 03 00 1of1 SMBV B106 9KHZ TO 6GHZ Dokument Nr Document No smev B106 Bam 2008 11 03 Ti 1GPK HI 1407 9703 01 ST Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VARO2 GRUNDVARIANTE MODO2 BASIC MODEL VARO4 GRUNDVARIANTE NEU MODO4 BASIC MODEL NEW ED BBGEN BOARD 1407 7000 02 BBGEN BOARD VAR 02 ED BBGEN BOARD 2 1407 7046 02 BBGEN BOARD 2 VAR 04 ZB ZUBEHOER SM Bn AM Bn 1141 7020 00 ACCESS SM Bn AM Bn rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designa
144. ncy with a spectrum analyzer or a frequency counter synchronized to the same reference The frequency error has to be lt 0 1 Hz defective Check the RF Board see page 3 38 R amp S SMBV setting e Setup Reference internal Measure the 10 MHz reference output signal with spectrum analyzer or frequency counter and power meter Output frequency and level have to meet the specifications given in the data sheet Without Reference Oscillator B1 B1H being equipped most probably the RF Board is defective Check the RF Board see page 3 38 If the R amp S SMBV is equipped with Reference Oscillator R amp S SMBV B1 B1H remove the unit see page 3 102 and perform this test again If it works most probably the Reference Oscillator B1 B1H is defective Check the Reference Oscillator see page 3 44 Poor Harmonic Distortion in CW mode R amp S SMBV settings Instrument Preset Reference internal ATT Mode Auto Level Maximum guaranteed level for harmonic distortion see datasheet Measure the level of the fundamental frequency with a spectrum analyzer The level of every harmonic has to be at least 30 dB lower than the level at the fundamental frequency Repeat this test over the frequency range of the instrument Comment In ATT Mode fixed harmonic distortion is not guaranteed above Levels displayed under Level menu Attenuator Settings Fixed Range in Most probably the
145. ng must not be used for this purpose Doing so can cause short circuits inside the product and or electric shocks fire or injuries 16 Unless specified otherwise products are not liquid proof see also section Operating states and operating positions item 1 Therefore the equipment must be protected against penetration by liquids If the necessary precautions are not taken the user may suffer electric shock or the product itself may be damaged which can also lead to personal injury 17 Never use the product under conditions in which condensation has formed or can form in or on the product e g if the product has been moved from a cold to a warm environment Penetration by water increases the risk of electric shock 18 Prior to cleaning the product disconnect it completely from the power supply e g AC supply network or battery Use a soft non linting cloth to clean the product Never use chemical cleaning agents such as alcohol acetone or diluents for cellulose lacquers Operation 1 Operating the products requires special training and intense concentration Make sure that persons who use the products are physically mentally and emotionally fit enough to do so otherwise injuries or material damage may occur It is the responsibility of the employer operator to select suitable personnel for operating the products 1171 0000 42 08 Page 4 Basic Safety Instructions 2 Before you move or transport the product read and obse
146. nput Receiver evaluates the incoming test pattern and calculates the Bit Error Rate Measurement Settings on Sender Activate test sequence transmitting via remote control with command TEST lt HW gt BBOut TTESt ON gt Settings on Receiver Start bit error evaluation via remote control with command TEST lt HW gt BBIN RBERror Result 0 TestOk 1 TestFailed Test will take 2 seconds to deliver a result Repeat it 3 times all of the test results must be OK gt Settings on Sender Deactivate test sequence transmitting via remote control with command TEST lt HW gt BBOut TTESt OFF 1407 6062 82 1 65 E 5 Test Procedures R amp S SMBV100A GSM and GSM Normal Burst The equipment layout for generating GSM EDGE signals includes the options R amp S SMBV B10 baseband generator and R amp S SMBV K40 Digital Standard GSM EDGE Test equipment Test setup Measurement method Measurement 1 1407 6062 82 Signal analyzer R amp S FSQ including options R amp S FSQ K70 Vector Signal Analysis and R amp S FS K5 GSM EDGE Table 1 1 item 19 gt Connect signal analyzer to RF output of DUT 1 Set Custom Dig Mod in the baseband set standard GSM here Perform the measurements with the GSM measurement setting of the R amp S FSQ 2 Set standard GSM in the baseband Perform the measurements with the GSM measurement setting of the R amp S FSQ gt Settings on DUT Level 18 dBm Frequencies 910 MHz 1850 MH
147. nt For this purpose an auxiliary generator is used which transmits a wave with a slightly offset carrier frequency into the DUT The difference frequency hast to be within the control bandwidth of the level control In the case of ideal source impedance the wave from the auxiliary generator is not reflected by the DUT In the case of not ideal DUT source impedance the output wave of the DUT and the reflected wave of the auxiliary generator are superimposed on one another A directional coupler couples a part of these outgoing superimposed waves to an analyzer The frequency offset results in a beat of the superimposed outgoing waves The VSWR is the ratio between the maximum and minimum amplitude of the beat gt Settings on DUT Level test level Frequency test frequency unmodulated gt Settings on spectrum analyzer Test frequency span 0 Hz test level Resolution and video bandwidth 10 kHz Linear level scale Sweep time 20 ms Settings on second signal generator set the frequency to the test frequency 100 Hz set minimum level unmodulated gt Vary the reference level to bring the line displayed on the screen of the spectrum analyzer approximately into the middle of the screen Measure the voltage of the signal Vier gt Unscrew the VSWR bridge from the DUT and let the test port open Increase the level of the second signal generator until the voltage on the analyzer is 0 5 96 gt Screw the VSWR
148. nt with changing the settings to FM Ext Coupling AC for test frequency 23 MHz Repeat the measurement with changing the settings to FM Ext Coupling AC FM deviation 1 MHz for test frequencies 375 1 MHz 500 MHz 625 MHz 750 MHz LF sweep from 1 kHz to 500 kHz Repeat the measurement with changing the settings to FM Ext Coupling AC FM Mode Low Noise FM deviation 500 kHz at test frequency 500 MHz LF sweep from 1 kHz to 100 kHz Repeat the measurement with changing the settings to FM Ext Coupling AC FM Mode High Deviation FM deviation 2 MHz at test frequency 500 MHz LF sweep from 1 kHz to 100 kHz Repeat the measurement with changing the settings to FM Source Internal FM Mode Normal FM deviation 1 MHz at test frequency 500 MHz LF sweep from 1 kHz to 500 kHz 1 38 E 5 R amp S SMBV100A Test Procedures Synchronous AM with FM Test assembly Measurement Recommended settings 1407 6062 82 See section Standard Test Assembly for Analog Modulations page 1 3 Settings on DUT RF On Level 0 dBm Frequency Modulation menu State on FM Source Internal FM Mode Normal FM deviation 40 kHz LFGen Frequency 1 kHz gt Settings on spectrum analyzer AMPTD REF LEVEL 6 dBm FREQ CENTER test frequency FMDEMOD FMDEMOD ON RESULT DISPLAY AM AF Spectrum AF Start 0 Hz AF Stop 5 kHz RES BW 30 Hz DEMOD BW 100 kHz IF BW MANUAL 10 MHz RANGE REFERENCE VALUE 0 2 MEAS TIME 3 ms gt Read the
149. ntrolled given in datasheet 10 MHz quartz oscillator that is set to a calibrated frequency standard at the R amp S factory This oscillator is subject to ageing and can be recalibrated see chapter 2 Internal Counter Reference Oscillator Adjustment Note The internal reference can be tuned by up to approx 10 under the menu Setup Reference Oscillator Adjustment This setting does not affect the factory adjustment and can be reset at any time by means of deactivation 1407 6062 82 3 50 E 5 R amp S SMBV100A Module Replacement Module Replacement This section describes in detail the replacement of modules Chapter 5 provides information on how to order spare parts it contains the list of mechanical parts with order numbers and the illustrations for module replacement Required tools Star screwdriver TX 20 Star screwdriver TX 8 Star screwdriver TX 6 Side cutter Flat pliers Forceps Tubular box wrench or a combination wrench 16 mm Torque wrench 8 mm NOTICE Protection of mechanical components Always use a torque wrench 60 Ncm to screw all RF connectors Do not use an open end wrench Protection of electronic components Always wear gloves when touching the electronic components Overview of the Modules Table 3 1 Overview module replacement Module Designation Instrument Replacement Part See Part No Order No page Power Supply AC 90 V to 264 V A50 1406 7320 00 1406 7320 00 3 91 Ba
150. nu State off ALC Off Mode Sample amp Hold gt Repeat the measurement with Level 8 dBm ALC Off Mode Table 200 kHz 500 kHz 1 MHz 5 MHz 7 00000001 MHz 10 MHz 23 4375 MHz 25 MHz to 95 MHz in 10 MHz Steps 112 5 MHz to 6 GHz in 25 MHz Steps 1 MHz 5 MHz 7 00000001 MHz 10 MHz 23 4375 MHz 25 MHz to 95 MHz in 10 MHz Steps 112 5 MHz to 6 GHz in 25 MHz Steps 1 24 E 6 R amp S SMBV100A Test Procedures Test method for low levels Test principle Test setup Measurement Recommended test frequencies 1407 6062 82 Low levels can only be measured using a frequency selective measurement instrument Spectrum analyzers with digital IF are best suited for this measurement due to their low linearity error The absolute accuracy of these analyzers is not sufficient for this measurement So a relative measurement referred to the measurements performed with the power meter is used to increase the accuracy of the measurement Only by switching the input attenuator and preamplifier when available of the analyzer the needed dynamic range of more than 120 dB can be reached After switching the analyzer attenuator or preamplifier a continuity calibration is to be carried out It is therefore recommended to switch the attenuator not until reaching 50 dB under full scale since the linearity errors are very small in this range Connect the spectrum analyzer to the RF output of the DUT with hermetically sealed RF measurement
151. o nunca sin que los pi s de la pared posterior est n atornillados E Esp 2 Procedure in Case of Service and Ordering of Spare Parts This section contains information on shipping an instrument to your service center and ordering spare parts Please contact your local Rohde amp Schwarz service center if you need service or repair work of your equipment or to order spare parts You can find the current address of your representative on our homepage www rohde schwarz com Shipping the Instrument We require the following information in order to answer your inquiry fast and correctly and to determine whether the warranty is still valid for your instrument Instrument model Serial number Firmware version Must the instrument be returned with this firmware Detailed error description in case of repair Indication of desired calibration Contact person for possible questions In some countries an RMA process is available for the return shipment of the instrument For details contact your local representative When shipping the instrument be careful to provide for sufficient mechanical and antistatic protection e Use the original packaging for transporting or shipping the instrument The protective caps for the front and rear prevent damage to the operating elements and the connectors e If you do not use the original packaging provide for sufficient padding to prevent the instrument from slipping inside the box Wrap antistatic p
152. oa B 2015 04 08 8 3 El 1407 6004 01 ST Menge El Kennz Benennung Bezeichnung Sachnummer Ersatzteil Quantity RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VAR02 GRUNDVARIANTE MOD02 BASIC MODEL MZ U RAHMEN BESCHRIFTET 1407 6191 00 U FRAME MZ Dichtungsfeder L 12 05 1143 8881 00 MZ SEAL SPRING L 12 05 MZ RECHNERWANNE 1406 6246 00 PROCESSOR TROUGH ZN NETZTEILWANNE 1407 6233 00 POWER SUPPLY TROUGH MZ FUEHRUNGSBLECH FUER OCXO 1407 6240 00 PANEL FOR OCXO DZ DURCHF TUELLE10X17X6 8 0099 1433 00 GROMMET 10X17X6 8 VN BLINDNIET 3 2X5 8 ST 1096 4821 00 BLIND RIVET 3 2X5 8 ST DX LUEFTEREINHEIT 92MM 1407 6279 00 FAN UNIT EV LUEFTERMANS 92X92X4 T 1 5 2 5 2112 3032 00 FRILL FOR FAN VS 965 ISR M3X10 A4 PA 1148 3320 00 965 ISR M3X10 A4 PA rights are reserved Printed documents are not subject to revision VS DIN6797 A3 2 A2 0016 2820 00 TOOTHED LOCK WASHERS VS DIN125 A3 2 A4 0082 4670 00 WASHER DIN125 VS DIN934 M3 A4 0016 4398 00 NUT DIN 934 M3 F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation SprachLang 17 C BlatvSheet RAHMEN VORMONT FUER SMBV deen 05 00 10f1 ROHDE amp SCHWARZ EQUIPMENT FRAME FOR SMBV SSES smeviooa Bam 2008 11 03 Tei 1GPK y 1407 6104 01 ST
153. odulation see page 1 3 The RF signal is down converted to 0 Hz in phase Thus the IF output reproduces the RF amplitude vs time Setting on pulse generator For adjustment statically high level for measurement square wave pulse sequence with a frequency of 1 MHz TTL level gt Setting on DUT RF On Level 0 dBm Frequency recommended test frequencies Pulse Modulation menu State On gt Setting on Signal Generator RF On Level Recommended Lo Level of Mixer Frequency same as DUT Setting on oscilloscope Adjust V div according to the mixer in use Time base 20 ns div Trigger for adjustment free running for measurement 50 of signal amplitude rising and falling edge gt Adjustment At each test frequency adjust phase using menu RF Mod Frequency Phase Phase Settings Vary the Delta Phase to obtain maximal signal output at the mixers IF port The voltage at maximum corresponds to 100 of RF amplitude Measurement Evaluate the down converted pulse modulated signal on the oscilloscope gt Rise time time between 10 and 90 of signal amplitude Fall time time between 90 and 10 of signal amplitude 400 MHz 1 1 GHz 2 2 GHz 3 2 GHz 4 GHz 5 GHz 6 GHz 1 45 E 5 Test Procedures R amp S SMBV100A Video Crosstalk Test assembly Measurement Pulse Generator PULSE VIDEO Test equipment Test setup Measurement 1407 6062 82 As above for ON OFF Ratio Setting on pulse gene
154. odule supply voltages are filtered by means of passive filtering and additional active voltage regulators Linear regulators with very good noise and distortion suppression characteristics have been implemented based on operational amplifier circuitry Power Supply Module The power supply module provides all necessary voltages for the operation of the signal generator It can be switched on and off by means of the power switch on the rear panel After switch on the instrument is either in standby or in operating mode depending on a value stored in an internal EEPROM The power supply works over a wide input voltage range from 100 V to 240 V 10 and AC supply frequencies form 50 Hz to 60 Hz 5 On the secondary side the power supply generates three DC voltages 45 0 V 13 25 V 13 25 V and one standby voltage 5 V all 5 96 The secondary voltages are open circuit proof and short circuit proof with respect to ground and each other The power inlet module contains two fuses Replace these fuses only with type and rating specified on the rear panel If the replaced fuse blows again change the module Further fuses are fitted on the Basis Board as a means of fire protection 1407 6062 82 3 5 E 5 Instrument Design and Function Description R amp S SMBV100A Basis Board 2 and 4 Basis Board 2 X123 RER H SIM Card 1407 6062 82 3 6 E 5 R amp S SMBV100A Instrument Design and Function Description Bas
155. of X221 Voltage Pin of X221 Voltage RF Board Signal RF Board Signal RF Board Signal RF Board Signal 1 Clocsignal gi NC ct GND Di serial bus Data signal DV DV A2 to option B2 when c2 NC D2 when serial bus Oven Cold option fitted Chip Select Data signal 45 0 V A3 signal B3 from option C3 when D3 10 MHz serial bus serial bus option on LVDS signal 4 NC B4 NC C4 NC D4 A5 NC B5 NC C5 GND D5 GND 1407 6062 82 3 49 E 5 Troubleshooting R amp S SMBV100A Error Messages Concerning the Reference Oscillator Module Error message Error correction 10 MHz oven cold gt If this message does not disappear after 10 minutes OCXO is defective change the module Synchronization error on internal gt Switch the R amp S SMBV to external Reference and reference supply a 10 MHz 10 dBm signal to the Reference Input of the RF Board If the error disappears and the R amp S SMBV is working correct the OCXO is defective change the module OCXO cannot read EEPROM data This indicates problems concerning the data transfer from and to the EEPROM of the module If changing the module does not help change the RF Board module OCXO cannot store adjustment data Frequency Error Reference Oscillator Adjustment Error Error correction Internal reference frequency The frequency accuracy of the synthesizer is determined Frequency error greater than limit set to internal reference by a highly stable oven co
156. oints which are located on all important modules of the instrument Diagnostic test points are located on following modules Basis Board RF Board Vector Board BBGEN The internal selftest checks all voltages at the points listed below so if the selftest passes without a fail skip this manual test Normal action Internal diagnosis switched on with SETUP Test Points Select the desired test point under Select Test Point To operate set State ON The measured voltage is displayed under Voltage 99 9999V means that the test point does not exist The diagnostic system operates with multiplexers on each board to switch the desired test point to the appropriate DIAG line on the Basis Board Each test point is switched to the line only for the time of a measurement and switched off after it The A D converter is located on the Basis Board It is advisable to begin by checking the test points on the Basis Board since the diagnostic converter is located on this module 1407 6062 82 3 21 Error possible causes and corrective action gt For troubleshooting refer to the following chapters gt Compare the displayed values with the values specified in the next table Major deviations from the named values indicate a defect Change the affected module If all test points are out of tolerance maybe only one of the modules is defective and disturbs the diagnostic system To determine which mod
157. ommended test frequencies 10 MHz and 500 MHz Repeat measurement at 500 MHz with changing settings to PhiM Source External PhiM Ext Coupling AC feed in a 1 kHz external modulation signal at MOD EXT connector 1407 6062 82 1 41 E 5 Test Procedures R amp S SMBV100A PhiM Distortion Test Method Measurement Recommended settings 1407 6062 82 FFT Demodulation see chapter Test Settings on DUT RF On Level 0 dBm Phase Modulation menu State on PhiM Source Internal PhiM Mode Normal LFGen Frequency 10 kHz Settings on R amp S FSQ see chapter Test SWEEP MEAS TIME 50 ms FREQ AF STOP 50 kHz AMPTD REF LEVEL 0 dBm FREQ CENTER test frequency Read THD from the Display To convert to percent calculate THDpct 100 10 THDdB 20 gt CF sweep Recommended test frequencies with PhiM deviation 1 rad 10 MHz 375 1 MHz 500 MHz 625 MHz 750 MHz with PhiM deviation 2 rad 1100 MHz with PhiM deviation 4 rad 2200 MHz with PhiM deviation 8 rad 3200 MHz 6 GHz gt Repeat measurement with changing settings to PhiM Mode Low Noise PhiM deviation 2 5 rad for test frequencies 375 1 MHz 750 MHz Repeat measurement with changing settings to PhiM Mode High Deviation PhiM deviation 10 rad for test frequencies 375 1 MHz 750 MHz 1 42 E 5 R amp S SMBV100A Test Procedures PhiM Frequency Response Test method Measurement Recommended settings 1407 6062 82 FFT Demodul
158. output signal Level adjustment of the generated signal in the baseband Conversion of an digital UO signal to an analog I Q signal Adjusting the Level of the VO signals at the BNC Outputs Bi direction interface for digital IQ signals Generation of time marker signals Start stop and clock synchronization of two R amp S SMBV BBGEN Boards LI Bridge The LI Bridge is an electrical riser board connecting the Basis Board with the Vector Board and the BBGEN Board It does not hold any active components nor any soldered parts The connectors are mounted using pressfit technology The LI Bridge carries the following signals analog power supply lines to Vector Board digital power supply lines to BBGEN a digital serial bus to Vector Board and BBGEN a digital high speed parallel bus to BBGEN dedicated digital control lines an analog measurement diagnosis line to Vector Board and BBGEN The internal VO signal path between the BBGEN and Vector Board is not routed via the LI Bridge but via a direct connection X520 on the Vector Board instead 1407 6062 82 3 12 E 5 R amp S SMBV100A Troubleshooting Troubleshooting The purpose of these troubleshooting instructions is to help to trace down malfunctions to board level The instrument can thus be made ready for use again by means of board replacement If error tracing doesn t show clear results we recommend that you ship your instrument to our experts in the ser
159. p S SMBV100A GSM Edge and GSM Edge Burst The equipment layout for generating GSM EDGE signals includes the options R amp S SMBV B10 baseband generator and R amp S SMBV K40 Digital Standard GSM EDGE Test equipment Signal analyzer R amp S FSQ including options R amp S FSQ K70 Vector Signal Analysis and R amp S FS K5 GSM EDGE Table 1 1 item 19 Test setup gt Connect signal analyzer to RF output of DUT Measurement method 1 Set Custom Dig Mod in the baseband set standard GSM EDGE here Perform the measurements with the GSM EDGE measurement setting of the R amp S FSQ 2 Set standard GSM EDGE in the baseband Perform the measurements with the GSM EDGE measurement setting of the R amp S FSQ Measurement 1 gt Settings on DUT Level 13 dBm PEP Frequencies 910 MHz 1850 MHz and 5GHz for R amp S SMBV B106 Custom Digital Mod State ON Set acc To Standard GSM EDGE Settings on analyzer VSA FREQ CENTER 910 MHz 1850 MHz and 5 GHz for R amp S SMBV B106 DIGITAL STANDARD GSM EDGE EDGE NB ADJUST REF LVL gt Check EVM in Modulation Accuracy Table Settings on analyzer FREQ CENTER 910 MHz 1850 MHz and 5 GHz for R amp S SMBV B106 MEAS CHAN PWR ACP CP ACP CONFIG NO OF ADJ CHAN 3 CHANNEL BANDWIDTH 30 kHz all entries CHANNEL SPACING 200 kHz all entries ADJUST SETTINGS MEAS CHAN PWR ACP ADJUST REF LVL NOISE CORR ON gt Check ACP take the smaller of the two measurement values UPPER LOWER in ea
160. p from 1 kHz to 100 kHz Repeatthe measurement with changing the settings to PhiM Source Internal PhiM Mode Normal PhiM deviation 2 rad at test frequency 500 MHz LF sweep from 1 kHz to 500 kHz 1 43 E 5 Test Procedures R amp S SMBV100A Pulse Modulation ON OFF Ratio Test equipment Test setup Measurement Recommended test frequencies 1407 6062 82 Spectrum analyzer Table 1 1 item 19 Pulse generator Table 1 1 item 13 gt To determine the ON OFF ratio connect the spectrum analyzer to the RF output socket of the DUT and let the PULSE EXT input open gt Setting on DUT RF On Level 0 dBm Frequency recommended test frequencies Pulse Modulation menu Source External State On Polarity Inverse Setting on Analyzer FREQ CENTER test frequency SPANOHz AMPT REF LEVEL 0 dBm BW gt RES BW MANUAL 3 kHz SWEEP gt SWEEP TIME MANUAL 100 ms MEAS TIME DOM POWER on Determine the output level of the DUT at the recommended test frequencies with Pulse Modulation gt Polarity Inverse and Pulse Modulation gt Polarity Normal gt The level difference between the output level with Polarity Inverse and Polarity Normal is the ON OFF ratio 5 MHz 150 MHz 400 MHz 1 1 GHz 2 2 GHz 3 2 GHz 4 GHz 5 GHz 6 GHz 1 44 E 5 R amp S SMBV100A Test Procedures Rise Fall Time Test assembly Test method Measurement Recommended test frequencies 1407 6062 82 Test Assembly for Pulse M
161. page 3 38 RF Output Level in Internal Baseband or ARB mode is wrong Check output level in CW mode and Analog wideband l Q mode first see above If in tolerance set R amp S SMBV to e Instrument Preset Reference internal RF on Level 15 dBm Baseband Multicarrier CW gt No of carriers 1 e Baseband Multicarrier CW state Measure the output voltage at I IN Q and QN output BNC connectors on the rear panel of the instrument with a high impedance DC voltmeter The levels should be 1 1 0V IN 1V Q 0V QN 0V If voltages differ more than 0 05 V from these values check the BBGEN Board see page 3 46 Measure the Output Level with a power meter at 1 GHz The difference between set and Most probably the Vector Board is defective Check the Vector Board measured level has to be lower than see page 3 44 If not in tolerance guaranteed in the datasheet check the Basis Board see page 3 35 If in tolerance check the Vector Board see page 3 44 1407 6062 82 3 25 E 5 Troubleshooting R amp S SMBV100A Fault Test Action if test fails RF Output R amp S SMBY settings Most probably the RF Board is Frequency is wrong Instrument Preset Setup Adjustment Adjust all Setup Reference external RF on e Level 0 dBm Supply an external 10 MHz reference signal meeting the level and frequency specification given in the datasheet Measure output freque
162. powers off the power supply via pin 13 of the power supply connector Pressing and holding the button on the front panel for longer than five seconds leads to an emergency shutdown which is controlled by special hardware on the Basis Board 2 or the keyboard controller on the Basis Board 4 In this case no user data can be saved The instrument can also be switched off by means of the temperature monitoring circuit on the Basis Board 2 If the temperature sensor on the Basis Board 2 detects an over temperature e g in the event that a fan fails the power supply is switched off via pin 13 of the power supply connector It can only be switched on again after cooling down Error Signal generator starts up but display remains black Description of error Possible error causes and further steps CPU does not boot correctly gt Check red LED on Basis Board 2 see Fig 3 1 or green LED 4 on Basis Board 4 see Fig 3 2 If LED does not turn on approx 1 sec after power on either the Basis Board FPGA does not configure correctly or the CPU does not boot try to update the firmware which includes the FPGA configuration data If this does not help Change Basis Board Cables are loose gt Check cabling between Basis Board and Display TFT display defective gt Replace Front panel with TFT display 1407 6062 82 3 15 E 5 Troubleshooting R amp S SMBV100A e Error Fan does not work Description of error Fan does not work Basis Bo
163. producto La eliminaci n incorrecta de sustancias peligrosas o combustibles puede causar da os a la salud o da os al medio ambiente Se puede encontrar m s informaci n sobre la protecci n del medio ambiente en la p gina web de Rohde amp Schwarz 1171 0000 42 08 Page 14 Instructions Instrucciones Instructions for Electrostatic Discharge Protection Risk of damaging electronic components To avoid damage of electronic components the operational site must be protected against electrostatic discharge ESD E Wrist strap with cord Building ground Floor mat Ground connection of operational site The following two methods of ESD protection may be used together or separately e Wrist strap with cord to ground connection e Conductive floor mat and heel strap combination 1171 0300 62 E Esp 3 Instructions Instrucciones Instrucciones para la protecci n contra descargas 1171 0300 62 electroest ticas Riesgo de averia de los componentes electr nicos Para evitar averias en los componentes electr nicos el rea de trabajo tiene que estar protegido contra descargas electroest ticas ESD elec trostatic discharge Mufiequera con cord n Conexi n a tierra del edificio Talonera f Conexi n a tierra del rea de trabajo Los siguientes dos m todos de protecci n ESD pueden ser usados jun tos o separados e Mu equera con cord n para conexi n a tierra e Combinac
164. r even death Do not place the product on heat generating devices such as radiators or fan heaters The ambient temperature must not exceed the maximum temperature specified in the product documentation or in the data sheet Product overheating can cause electric shock fire and or serious personal injury or even death Electrical safety If the information on electrical safety is not observed either at all or to the extent necessary electric shock fire and or serious personal injury or death may occur 1 Prior to switching on the product always ensure that the nominal voltage setting on the product matches the nominal voltage of the mains supply network If a different voltage is to be set the power fuse of the product may have to be changed accordingly In the case of products of safety class with movable power cord and connector operation is permitted only on sockets with a protective conductor contact and protective conductor Intentionally breaking the protective conductor either in the feed line or in the product itself is not permitted Doing so can result in the danger of an electric shock from the product If extension cords or connector strips are implemented they must be checked on a regular basis to ensure that they are safe to use If there is no power switch for disconnecting the product from the mains or if the power switch is not suitable for this purpose use the plug of the connecting cable to disconnect the produc
165. r LI Bridge CAUSE Serial Bus communication is disturbed VERIFY Measure SER CLK Pin A4 SER STROBE A Pin B1 SER STROBE D Pin B2 and SER IN Pin B5 at X522 They should toggle between OV and 3 3V logic level during data transfer Data transfer will occur during the boot up device scan sequence 1407 6062 82 3 44 E 5 R amp S SMBV100A Troubleshooting ACTION If any of these lines does not toggle at any time check Basis Board or LI Bridge CAUSE Serial Bus decoder defective or FlashPROM header missing VERIFY Check supply voltage and communication as described above ACTION Replace Vector Board Vector Board self diagnosis run shows errors on supply voltage s If the Vector Board is detected by the instrument but the supply voltages show any failures please proceed as follows ISSUE All supply voltages on the Vector Board diagnosis are 0 V CAUSE Either all the supply voltages are missing or the diagnosis line between the Vector Board and Basis Board is broken VERIFY Check supply voltages on X522 Measure diagnosis voltage on X522 Pin C1 while selecting different voltage test points via R amp S SMBV firmware The voltage should fluctuate ACTION If the supply voltages are within specification but the diagnosis voltage is missing replace Vector Board If the diagnosis voltage is available check LI bridge or Basis Board ISSUE Some supply voltages on the Vector Board
166. r documentation can result in misinterpretation and in personal injury or material damage 1171 0000 42 08 Page 2 Basic Safety Instructions Operating states and operating positions The product may be operated only under the operating conditions and in the positions specified by the manufacturer without the product s ventilation being obstructed If the manufacturer s specifications are not observed this can result in electric shock fire and or serious personal injury or death Applicable local or national safety regulations and rules for the prevention of accidents must be observed in all work performed A Unless otherwise specified the following requirements apply to Rohde amp Schwarz products predefined operating position is always with the housing floor facing down IP protection 2X use only indoors max operating altitude 2000 m above sea level max transport altitude 4500 m above sea level A tolerance of 10 shall apply to the nominal voltage and 5 to the nominal frequency overvoltage category 2 pollution degree 2 Do not place the product on surfaces vehicles cabinets or tables that for reasons of weight or stability are unsuitable for this purpose Always follow the manufacturer s installation instructions when installing the product and fastening it to objects or structures e g walls and shelves An installation that is not carried out as described in the product documentation could result in personal injury o
167. rator Square wave pulse sequence with a frequency of 100 kHz TTL level gt Setting on DUT RF On Frequency 1 GHz 6 GHz Level 0 dBm Pulse Modulation State On Settings on the Analyzer REF LEVEL 0 dBm FREQ CENTER 100 kHz SPAN 10 kHz gt Measure the signal level at 100 kHz with the analyzer The Video Crosstalk is the amplitude of the spectral line found at 100 kHz related to the RF carrier level Storage oscilloscope Table 1 1 item 7 with 500 Feed through termination on input gt Connect the PULSE VIDEO socket on the rear of the DUT to the storage oscilloscope Setting on DUT Pulse Modulation menu State On Source Pulse Generator Pulse Generator menu State On Pulse Period 10 us Pulse Width 5 us Setting on oscilloscope 1 V div Time base 2 5 us div Trigger 50 of amplitude rising edge gt Check the signal for a symmetric square wave with 10 us pulse period and 3 V amplitude Rise and fall time 10 ns 1 46 E 5 R amp S SMBV100A Test Procedures UO modulation Input Impedance VSWR Test equipment Test Assembly for Output Impedance VSWR page 1 5 Test method gt Same as for the output impedance of the DUT Test setup gt Connect the test port of the VSWR bridge to the I or Q input instead of the RF output Measurement gt Settings on DUT Frequency 900 MHz Level 0 dBm UO Settings menu Source Analog Wideband UO Input State On Settings on signal generator Lev
168. re green If operating elements have been actuated twice the fields are red Error possible causes and corrective action Note Be careful with the rotary knob Turn only one step in the specified direction other wise the field will change to red If the color changes to red at the first actuation a malfunction has occurred bouncing If the color of the corresponding field remains the same after actuation the function is defective In either case Change the switching pad and or rotary knob A message is output when all keys have been pressed Note No error message is output even if a number of keys are red The user must All Front Panel Keys were accessed correctly decide whether a malfunction has occurred USB Cable Test USB cables of good quality are required for EMI suppression and stable connections However according to our experience USB cables are of varying and often poor quality This concerns the connection between the cable shield and the shield contacts of the connectors Cables of poor quality may cause EMI interference and poor connection quality EMI interference among other things may ultimately lead to measurement errors Poor connection quality may create problems like increased latencies that are due to retransmissions because of data corruption or may even lead to a complete loss of data connection Therefore we recommend checking every USB cable using the following easy method Mea
169. rected to be within the guaranteed values When installing a spare part RF board the only difference at the RF side is the connecting cable between the RF board and the front panel When testing the RF boards Rohde amp Schwarz uses the same type of cable as it is installed in the R amp S SMBV OCXOs are tested at Rohde amp Schwarz for the frequency adjustment range and the control voltage for an exact 10 MHz output frequency This control voltage is coded in a digital value and stored on the OCXO module In the R amp S SMBV the digital value is read from the OCXO module The probability that the R amp S SMBV meets it specifications after the replacement of a RF board and or an OCXO is very high To increase this probability even further and to detect a defective connecting cable between the RF board and the front panel Rohde amp Schwarz recommends to adjust and to verify the power level and the reference frequency according to the instructions in the table below If a calibration of the instrument is strictly necessary the performance test should be performed completely After replacing assemblies always run the internal selftest which has to finish successfully additionally check the following table to see which service procedure you perform Changed module Required adjustment correction Recommended Test Procedure refer to chapter 1 Performance Test Checking the rated characteristics Basis Board Setup Internal Adjustments Adjust All
170. replaced by Rohde amp Schwarz if lost 100 gt Screw one screw and washer assembly 110 and two screws of the IEC connector at the back of the instrument 1407 6062 82 3 83 E 5 Module Replacement R amp S SMBV100A gt Connect the SATA data cable W115 270 the LCD LED input cable W114 395 the flex strip 10 pin cable W111 290 Toshiba display cable W113 390 and the flex switchboard cable A320 50 gt Connect the SATA data cable W141 420 and the SATA power cable W142 430 gt Connect the fan cable from X116 and the power supply cable from X101 X116 420 430 395 390 270 290 50 1407 6062 82 3 84 E 5 R amp S SMBV100A Module Replacement gt Replace the trough 300 and screw fasten it with the seven screw and washer assemblies 310 v Replace the vector board see page 3 78 If the R amp S SMBV B10 B50 B51 option is included remove it see page 3 77 If the R amp S SMBV B92 option is included remove it see page 3 74 v v gt Mount the cabinet see page 3 55 1407 6062 82 3 85 E 5 Module Replacement R amp S SMBV100A Replacing the SIM Card NOTICE When changing the Basis Board you have to remove the SIM card The SIM card is part of your instrument and will not be replaced by Rohde amp Schwarz if lost Therefore always keep the SIM card with you gt Remove the Basis Board see page 3 80 The SIM card is located on the rear side of the B
171. rgen de rendimiento definido ver hoja de datos documentaci n informaciones de seguridad que siguen El uso del producto hace necesarios conocimientos t cnicos y ciertos conocimientos del idioma ingl s Por eso se debe tener en cuenta que el producto solo pueda ser operado por personal especializado o personas instruidas en profundidad con las capacidades correspondientes Si fuera necesaria indumentaria de seguridad para el uso de productos de Rohde amp Schwarz encontrar a la informaci n debida en la documentaci n del producto en el cap tulo correspondiente Guarde bien las informaciones de seguridad elementales as como la documentaci n del producto y entr guelas a usuarios posteriores Tener en cuenta las informaciones de seguridad sirve para evitar en lo posible lesiones o danos por peligros de toda clase Por eso es imprescindible leer detalladamente y comprender por completo las siguientes informaciones de seguridad antes de usar el producto y respetarlas durante el uso del producto Deber n tenerse en cuenta todas las dem s informaciones de seguridad como p ej las referentes a la protecci n de personas que encontrar n en el cap tulo correspondiente de la documentaci n del producto y que tambi n son de obligado cumplimiento En las presentes informaciones de seguridad se recogen todos los objetos que distribuye el grupo de empresas Rohde amp Schwarz bajo la denominaci n de producto entre ellos tambi n aparatos inst
172. rled head screws Carefully remove the hard disc Installing the R amp S SMBV B92 Hard Disc gt Carefully insert in the hard disc as far as possible Hard Disc Fasten the hard disc with the two knurled head screws 1407 6062 82 3 73 E 5 Module Replacement R amp S SMBV100A Replacing the R amp S SMBV B90 Phase Coherence See chapter 5 drawings and parts lists 1407 6004 01 1407 9303 01 Removing the R amp S SMBV B90 Phase Coherence gt Switch off the instrument and pull the mains plugs gt Disconnect the two RF cables W503 1520 and W504 1530 on the vector board A500 450 30 450 1520 gt Disconnect the two RF cables W503 1520 and W504 1530 W503 1520 LO IN W504 1530 LO OUT gt Connect the two covers 665 on the rear panel of the instrument instead of the connectors at LO IN 1520 and LO OUT 1530 oo Ey JEEE 488 PULSE INST SIGNAL VIDEO VALID gt Mount the cabinet see page 3 55 1407 6062 82 3 74 E 5 R amp S SMBV100A Module Replacement Installing the R amp S SMBV B90 Phase Coherence v Switch off the instrument and pull the mains plugs Dismount the cabinet see page 3 55 v Detach the two covers 665 from the rear panel of the instrument instead of the connectors at position LO IN 1520 and LO OUT 1530 v INST MED me o gt Mount the two RF cables W503 1520 and W504 1530 at the place from the two covers
173. ror message Lo power low shows up on the info line check the signals between RF Board and Vector Board see page 3 31 If not set e RF A mod Phase Coherence Lo Mode external Without supplying an external Lo signal to the Lo in SMA connector the error message Lo power low has to show up on the info line if not check the Vector Board see page 3 31 Now supply an RF signal of 1 GHz 10 dBm to the Lo in connector If the error message Lo power low does not disappear disconnect the Lo in cable W 503 from the Vector Board and check it with a multimeter for a short between inner and outer conductor Then check for an interruption of the inner conductor If defective replace it If the cable W503 is OK the Vector Board is defective and has to be replaced see page 3 78 1407 6062 82 3 30 E 5 R amp S SMBV100A Troubleshooting Checking signals between RF Board and Vector Board The three RF cables W21 W216 and W211 connect the Vector Board with the RF Board By checking the signals on them the defective module in mode l Q modulation can be localized It is strongly recommended to check these three cables for shorts and interruptions with a multimeter first Then check the signals in the following order 200 MHz reference and level control signal from RF Board to Vector Board The 200 MHz reference signal from the RF Board is always present as soon as the R amp S SMBV has booted The error message
174. rve the section titled Transport 3 As with all industrially manufactured goods the use of substances that induce an allergic reaction allergens such as nickel cannot be generally excluded If you develop an allergic reaction such as a skin rash frequent sneezing red eyes or respiratory difficulties when using a Rohde amp Schwarz product consult a physician immediately to determine the cause and to prevent health problems or stress 4 Before you start processing the product mechanically and or thermally or before you take it apart be sure to read and pay special attention to the section titled Waste disposal Environmental protection item 1 5 Depending on the function certain products such as RF radio equipment can produce an elevated level of electromagnetic radiation Considering that unborn babies require increased protection pregnant women must be protected by appropriate measures Persons with pacemakers may also be exposed to risks from electromagnetic radiation The employer operator must evaluate workplaces where there is a special risk of exposure to radiation and if necessary take measures to avert the potential danger 6 Should a fire occur the product may release hazardous substances gases fluids etc that can cause health problems Therefore suitable measures must be taken e g protective masks and protective clothing must be worn 7 Laser products are given warning labels that are standardized accordin
175. rwise personnel will be exposed to the risk of an electric shock 1171 0000 42 08 Page 5 Basic Safety Instructions Adjustments replacement of parts maintenance and repair may be performed only by electrical experts authorized by Rohde amp Schwarz Only original parts may be used for replacing parts relevant to safety e g power switches power transformers fuses A safety test must always be performed after parts relevant to safety have been replaced visual inspection protective conductor test insulation resistance measurement leakage current measurement functional test This helps ensure the continued safety of the product Batteries and rechargeable batteries cells If the information regarding batteries and rechargeable batteries cells is not observed either at all or to the extent necessary product users may be exposed to the risk of explosions fire and or serious personal injury and in some cases death Batteries and rechargeable batteries with alkaline electrolytes e g lithium cells must be handled in accordance with the EN 62133 standard 1 2 Cells must not be taken apart or crushed Cells or batteries must not be exposed to heat or fire Storage in direct sunlight must be avoided Keep cells and batteries clean and dry Clean soiled connectors using a dry clean cloth Cells or batteries must not be short circuited Cells or batteries must not be stored in a box or in a drawer where they can short circuit
176. s at Var 03 04 see page 3 63 gt Switch off the instrument and pull the mains plug gt Dismount the cabinet see page 3 55 Remove the front unit A700 see page 3 57 gt Remove the rotary knob 332 from the front of the R amp S SMBV front cover 22 22 332 gt Unscrew the two die cast screws 302 and remove the encoder board A310 280 280 1407 6062 82 3 65 E 5 Module Replacement R amp S SMBV100A gt Unscrew the two screw and washer assemblies 402 and remove the USB 2 0 hub board A720 852 352 402 gt Unscrew the four screw and washer assemblies 152 and remove the VGA LVDS display A710 140 140 1407 6062 82 3 66 E 5 R amp S SMBV100A Module Replacement gt Unscrew the four screws 162 and remove the LCD panel 130 from the VGA LVDS display A710 140 130 140 162 65 1407 6062 82 3 67 E 5 Module Replacement R amp S SMBV100A gt Remove the flex switchboard A320 50 the pushbutton board set 40 and the screened filter glass 105 50 105 340 1407 6062 82 3 68 E 5 R amp S SMBV100A Module Replacement Installing the TFT Display Flex Switchboard and Pushbutton Board Set Screened Filter Glass Encoder Board and the USB 2 0 Hub Board gt Attach the screened filter glass 105 pushbutton board set 40 and the flex switchboard 50 NOTICE Use clean parts Make sure that the installed screened filter gl
177. s celdas o bater as no deben cortocircuitarse Es peligroso almacenar las celdas o bater as en estuches o cajones en cuyo interior puedan cortocircuitarse por contacto rec proco o por contacto con otros materiales conductores No deben extraerse las celdas o bater as de sus embalajes originales hasta el momento en que vayan a utilizarse 4 Las celdas o bater as no deben someterse a impactos mec nicos fuertes indebidos 5 En caso de falta de estanqueidad de una celda el l quido vertido no debe entrar en contacto con la piel ni los ojos Si se produce contacto lavar con agua abundante la zona afectada y avisar a un m dico 6 Encaso de cambio o recarga inadecuados las celdas o bater as que contienen electrolitos alcalinos p ej las celdas de litio pueden explotar Para garantizar la seguridad del producto las celdas o bater as solo deben ser sustituidas por el tipo Rohde amp Schwarz correspondiente ver lista de recambios 7 Las bater as y celdas deben reciclarse y no deben tirarse a la basura dom stica Las bater as o acumuladores que contienen plomo mercurio o cadmio deben tratarse como residuos especiales Respete en esta relaci n las normas nacionales de eliminaci n y reciclaje Transporte 1 El producto puede tener un peso elevado Por eso es necesario desplazarlo o transportarlo con precauci n y si es necesario usando un sistema de elevaci n adecuado p ej una carretilla elevadora a fin de evitar lesiones
178. sembly for SSB Phase Noise and Jitter Test equipment SSB reference source Table 1 1 item 2 Phase noise test assembly Spectrum analyzer Table 1 1 item 19 Test seti est setup i eee el 10 MHz Ref 1407 6062 82 1 4 E 5 R amp S SMBV100A Test Assemblies Test Assembly for Output Impedance VSWR Test equipment VSWR bridge Table 7 7 item 10 Second signal generator Table 1 1 item 5 Spectrum analyzer Table 1 1 item 19 Test setup Directional coupler E G gt ea orur coupo INPUT H e ay gt 10 MHz Ref Note The INPUT of the directional coupler is directly screwed to the DUT The second signal generator is connected to the line connector OUTPUT the analyzer to the coupling output COUPLED of the directional coupler Test Assembly for Setting Time Test equipment Spectrum analyzer Table 1 1 item 19 Pulse generator Table 1 1 item 13 Test setup Pulse generator Trigger pulse 10 MHz Ref RF 1407 6062 82 1 5 E 5 Test Assemblies R amp S SMBV100A Test Assembly for UO Modulation Test equipment gt Demodulator for digital modulation Table 1 1 item 19 gt Arbitrary waveform generator Table 1 1 item 14 gt Program for simulation of digital modulations Table 1 1 item 20
179. sidual FM 3 465 Hz 1407 6062 82 121 Test Procedures R amp S SMBV100A Residual AM Test assembly Test method Measurement Test frequencies 1407 6062 82 Connect spectrum analyzer to RF socket of the DUT The FM demodulator of the analyzer is used to AM demodulate the CW signal of the DUT By setting the AF low pass and high pass filters the RMS value in the desired bandwidth can be measured The value displayed is the sum of the analyzer residual AM and the DUT residual AM Because they are uncorrelated the displayed result is worse than residual RMS of the DUT alone Therefore if the sum is in tolerance according to the data sheet the DUT is also in tolerance Settings on DUT frequency 1 GHz Level 0 dBm Settings on analyzer CENTER 1 GHz REFERENCE LEVEL 1 dBm AMPT gt RF ATTEN MANUAL 10 dB FM DEMOD FM DEMOD RESULT DISPLAY gt AM FM DEMOD gt MEAS TIME 100ms FM DEMOD gt DEMOD BW 200 kHz FM DEMOD gt AF FILTER gt HIGH PASS AF FILTER 20 Hz FM DEMOD gt AF FILTER gt LOW PASS AF FILTER 20 kHz gt The Residual AM in the frequency range 20 Hz 23 kHz is the RMS value displayed 5 MHz 450 MHz 1 GHz 2 2 GHz 3 2 GHz 4 5 GHz 6 GHz 1 22 E 5 R amp S SMBV100A Test Procedures Example e IFB 2 MHz Ref 0 at 5 dB AQT 200 ms 80 D ES 1 ar EX Amplitude Modulation Summary Modulation Depth Car Modulation
180. sis Board 2 A100 1406 6700 02 1406 6700 02 3 80 Basis Board 4 1406 6900 02 1406 6900 02 RF Board A200 1406 7207 03 1406 7220 13 3 88 1406 7207 13 1406 7220 03 1406 7220 13 1406 7207 06 1406 7220 16 1406 7207 16 1406 7220 06 1406 7220 16 1407 7800 03 1407 7800 13 1407 7800 13 1407 7800 06 1407 7800 16 1407 7800 16 R amp S SMBV B1 Reference Oscillator OCXO A210 1407 8407 02 1407 8407 02 3 102 R amp S SMBV B1H Reference Oscillator OCXO A210 1419 1602 02 1419 1602 02 3 102 Vector Board A500 1407 7500 02 1407 7500 02 3 78 LI Bridge A550 1407 7400 02 1407 7400 02 3 96 R amp S SMBV Front Unit A700 1407 8007 02 1407 8007 02 3 57 1407 8007 03 1407 8007 03 1407 8007 04 1407 8007 04 1407 6062 82 3 51 E 6 Module Replacement R amp S SMBV100A Module Designation Instrument Replacement Part Part No Order No Encoder Board A310 1300 3044 02 1300 3044 02 Flex Switchboard A320 1407 8020 00 1407 8020 00 TFT 6 5 VGA LVDS LED display 6 5 inch 710 3583 2168 00 3583 2168 00 USB 2 0 Hub Board 1407 7300 02 1407 7300 02 Fan Unit 1407 6279 00 1407 6279 00 Lithium Battery CR 2477N 3 0 V 0 95 AH 4052 5673 00 4052 5673 00 R amp S SMBV B10 B50 B51 Baseband 1407 7000 02 03 03 1407 7000 02 03 03 Generator R amp S SMBV B90 Phase Coherence 1407 9303 02 1407 9303 02 R amp S SMBV B92 Hard Disc 1407 9403 02 1407 9403 02 Note The words left and right in the manual
181. ssword e Install Firmware Package This function forces a complete reinstallation of a firmware update package from USB and frees the remaining mass memory User data and instrument settings are lost 1407 6062 82 42 EA R amp S SMBV100A Maintenance System e Sanitize internal memory This function erases all flash memory cells of the writeable area of the internal mass memory It is provided to irrevocably remove confidential user data from instrument including information hidden in deleted files of partially filled sectors Note that the instrument is equipped with a flash file system User data can not be reliably destroyed by overwriting files since new memory locations are allocated for most write operations So sanitizing is performed by applying low level sector erase instruction to the corresponding flash memory sectors and verifying their successful operation To enable future instrument operation the following items are excluded from sanitizing o Basic boot code o Linux Kernel o FPGA configuration data o Factory recovery data These areas are write protected during normal operation and therefore are not able to store any information about the history of usage After sanitizing a firmware installation or factory recovery is required followed by execution of internal adjustments e Initialize Harddisk This function partition and formats the harddisk All user data saved on the harddisk are lost irrevocably e
182. st 20 minutes before adjustment is executed Test equipment External frequency counter 1 Hz to RF max resolution 0 1 Hz Test setup gt Connect a calibrated external frequency counter to the reference output at the rear panel Adjustment Setting on DUT PRESET Setup Menu Protection Protection Level 2 147946 ENTER Setting on spectrum analyzer external frequency counter MKR SIGNAL COUNT MKR NEXT CNT RESOL 0 1 Hz gt Adjust the TCXO OCXO Calibration Value Setup Reference Oscillator Calibration Value for an external frequency counter reading of 10 MHz with minimal error Press Write value to Eeprom to store the DAC value Internal Self Test After each module replacement it is recommended to perform the internal self test refer to chapter 3 Troubleshooting with Internal Self Test The self test checks the instrument by measuring internal diagnostic points and verifies whether generator is operating properly If a self test failure occurs check again whether all cables are properly connected If the self test fails continuously contact your local service center 1407 6062 82 2 3 EA R amp S SMBV100A Contents Repair Contents Chapter 3 Repair 3 Repair Instrument Design and Function Description RF Board BR Internal and external 10 MHz reference TCXO 200 MHz crystal oscillator 3 4 RF Synthesizer DDS module 3 4 Harmonics filters
183. sure the electrical resistance from the shield contact of one connector to the shield contact of the other connector For correct measurement results consider the contact resistance at your probe tips Good cables have a value of less than 0 6 according to USB standards Also check whether the resistance is stable when you bend the cable 1407 6062 82 3 19 E 5 Troubleshooting R amp S SMBV100A Troubleshooting using Internal Selftest The internal selftest checks the instrument by measuring internal diagnostic points In case of an instrument fail this check should always be done first Execute SETUP gt Selftest gt Selftest The selftest reports the modules failing the test PASSED PASSED la Basis Board PASSED la BbGen Board FAILED la Vector Board PASSED To see the details of the selftest select the board failing the selftest PASSED PASSED PASSED PASSED PASSED PASSED PASSED PASSED PASSED FAILED PASSED PASSED PASSED oe If the Basis Board fails this test check the fuses and supply voltages from the power supply see page 3 35 When the Basis Board fails this test the other modules cannot work correct So only if the Basis Board passes the selftest check the other modules failing the selftest 1407 6062 82 3 20 E 5 R amp S SMBV100A Troubleshooting Troubleshooting using Internal Test Points A diagnostic A D converter on the Basis Board allows you to measure voltages at internal test p
184. surement 1407 6062 82 Connect spectrum analyzer to RF socket of the DUT The FM demodulator of the analyzer is used to FM demodulate the CW signal of the DUT By setting the AF low pass and high pass filters the RMS value in the desired bandwidth can be measured The value displayed is the sum of the analyzer residual FM and the DUT residual FM Because they are uncorrelated the displayed result is worse than residual RMS of the DUT alone Therefore if the sum is in tolerance according to the data sheet the DUT is also in tolerance Settings on DUT frequency 1 GHz Level 0 dBm Settings on analyzer CENTER 1 GHz REFERENCE LEVEL 1 dBm FM DEMOD FM DEMOD gt MEAS TIME 100ms FM DEMOD gt DEMOD BW 200 kHz FM DEMOD gt AF FILTER gt HIGH PASS AF FILTER 300 Hz FM DEMOD gt AF FILTER gt LOW PASS AF FILTER 3 kHz The Residual FM in the frequency range 300 Hz 3 kHz is the RMS value displayed Repeat the measurement with setting the HIGH PASS AF FILTER to 20 Hz and the LOW PASS AF FILTER to 23 kHz v 1 20 E 5 R amp S SMBV100A Test Procedures Example Ref 0 Hz Att 30 Center 1 GHz 5 ms Frequency Modulation Summary coupling Off DC set Hz Deviation Car Power dBm Modulation Frequency Hz S Sampling R 250 kHz Record angth g 12501 Demod Bandwidth AF Filter LP Date 22 FEB 2008 Re
185. surement gt Settings on DUT Level 0 dBm Frequency 1 GHz RF State ON gt Settings on DUT if Unicod is installed Baseband Custom Digital Modulation Set to default GSM Symbol Rate 500 Hz State on AWGN IMP AWGN Additive Noise System Bandwidth 1 MHz Carrier Noise Ratio 20 00 dB State ON gt Settings on analyzer FREQ CENTER 1 GHz MEAS CHAN PWR ACP CP ACP CONFIG CHANNEL BANDWIDTH 100 kHz AMPT REF LEVEL 10 dBm BW RES BW MANUAL 30 kHz VIDEO BW MANUAL 300 kHz TRACE DETECTOR RMS SWEEP SWEEP TIME MANUAL 2 sec gt Measure carrier power and denote as a reference gt Settings on DUT if Unicod is not installed AWGN IMP AWGN Noise only System Bandwidth 1 MHz Noise Level 20 00 dB State ON gt Now retune center frequency of the analyzer to 1 0003 GHz gt Measure the noise power gt Since the measurement bandwidth is a tenth of the system bandwidth the result is to be corrected by 10 dB result is carrier power noise power 10 dB 1407 6062 82 1 72 E 5 R amp S SMBV100A Test Procedures Hardware Signals SIGNAL VALID Test equipment Test setup Test method Measurement 1407 6062 82 gt Spectrum analyzer Table 1 1 item 19 Apply connection from the SIGNAL VALID socket on the rear of the DUT to external trigger input of the spectrum analyzer The function of the Signal is tested by triggering the spectrum analyzer gt Setting on DUT Frequency 100 MHz Settings on spec
186. t overdriven Lower the reference level of the analyzer by 20 dB read the new channel power Minimize the output level on the DUT by means of RF OFF read the channel power Pes E 5 R amp S SMBV100A Test Procedures Evaluation gt Recommended test frequencies 1407 6062 82 gt If the power Pres lt Proise 0 41 dB the inherent noise power of the analyzer can be subtracted W _ Noise P 10 log 1010 10 504B gt If the power Pres gt Proise 0 41 dB the analyzer resolution is not sufficient for a precise measurement The true result is in such case certainly more than 10 dB below the measured value The result than is at least W _ Noise P P 50dB 10dB gt The difference between the possibly corrected power Phoise in dBm and the power Ba in dBm is the broadband noise floor in dBc 1 02 MHz 10 1 MHz 23 4375 MHz 23 438 MHz 46 875 MHz 46 885 MHz 65 9 MHz 66 1 MHz 93 75 MHz 93 76 MHz 143 9 MHz 186 9 MHz 187 6 MHz 264 9 MHz 374 9 MHz 375 1 MHz 529 9 MHz 530 1 MHz 749 9 MHz 750 1 MHz 1059 9 MHz 1060 1 MHz 1100 MHz 1499 9 MHz 1500 1 MHz 2120 9 MHz 2121 1 MHz 2200 MHz 2999 9 MHz 3000 1 MHz 3200 MHz 4241 9 MHz 4242 1 MHz 5 GHz 6 GHz Test Procedures R amp S SMBV100A SSB Phase Noise The SSB phase noise of the DUT can be measured direct if a Phase Noise Test Set is available An R amp S FSUP or any other analyzer with phase no
187. t by the use of ADC EEPROM The following data is stored here Serial number of the instrument header line data of the board 1407 6062 82 3 8 E 5 R amp S SMBV100A Instrument Design and Function Description Temperature sensor A temperature sensor mounted on the Basis Board monitors the temperature If a defined temperature above the guaranteed maximum operating temperature is exceeded the power supply is switched off So the R amp S SMBV secures itself against damage due to overheating Fan Controller A fan for cooling the RF modules is connected to the Basis Board and directly controlled according to the temperature of the Basis Board This is done independent of the controller Vector Board The Vector Board provides all the functionality to enable UO modulation of the RF carrier It comprises the following function blocks control logic and FlashPROM for identification and correction data LO switch matrix for external LO coupling external input and output baseband section with imbalance and offset impairment circuitry R amp S UO modulator ASIC VQ quadrature control loop RF path amplifiers and level control circuits down converter 1200 MHz clock generation mixer LO and BBGEN Board clock level control circuit 1407 6062 82 3 9 E 5 Instrument Design and Function Description R amp S SMBV100A Control Logic and Flash PROM All digital controls are actuated via a digital serial bus T
188. t from the mains In such cases always ensure that the power plug is easily reachable and accessible at all times For example if the power plug is the disconnecting device the length of the connecting cable must not exceed 3 m Functional or electronic switches are not suitable for providing disconnection from the AC supply network If products without power switches are integrated into racks or systems the disconnecting device must be provided at the system level Never use the product if the power cable is damaged Check the power cables on a regular basis to ensure that they are in proper operating condition By taking appropriate safety measures and carefully laying the power cable ensure that the cable cannot be damaged and that no one can be hurt by for example tripping over the cable or suffering an electric shock 1171 0000 42 08 Page 3 Basic Safety Instructions 6 The product may be operated only from TN TT supply networks fuse protected with max 16 A higher fuse only after consulting with the Rohde amp Schwarz group of companies 7 Donotinsert the plug into sockets that are dusty or dirty Insert the plug firmly and all the way into the socket provided for this purpose Otherwise sparks that result in fire and or injuries may occur 8 Do not overload any sockets extension cords or connector strips doing so can cause fire or electric shocks 9 For measurements in circuits with voltages V ms gt 30 V suitable meas
189. tc The user is responsible for securely fastening the products to or on the means of transport or lifting Observe the safety regulations of the manufacturer of the means of transport or lifting Noncompliance can result in personal injury or material damage If you use the product in a vehicle it is the sole responsibility of the driver to drive the vehicle safely and properly The manufacturer assumes no responsibility for accidents or collisions Never use the product in a moving vehicle if doing so could distract the driver of the vehicle Adequately secure the product in the vehicle to prevent injuries or other damage in the event of an accident 1171 0000 42 08 Page 6 Instrucciones de seguridad elementales Waste disposal Environmental protection 1 Specially marked equipment has a battery or accumulator that must not be disposed of with unsorted municipal waste but must be collected separately It may only be disposed of at a suitable collection point or via a Rohde amp Schwarz customer service center 2 Waste electrical and electronic equipment must not be disposed of with unsorted municipal waste but must be collected separately Rohde amp Schwarz GmbH amp Co KG has developed a disposal concept and takes full responsibility for take back obligations and disposal obligations for manufacturers within the EU Contact your Rohde amp Schwarz customer service center for environmentally responsible disposal of the product 3 I
190. tecci n del producto antes de hacer cualquier otra conexi n La instalaci n y la conexi n deber n ser efectuadas por un electricista especializado En el caso de dispositivos fijos que no est n provistos de fusibles interruptor autom tico ni otros mecanismos de seguridad similares el circuito de alimentaci n debe estar protegido de modo que todas las personas que puedan acceder al producto as como el producto mismo est n a salvo de posibles da os Todo producto debe estar protegido contra sobretensi n debida p ej a una ca da del rayo mediante los correspondientes sistemas de protecci n Si no el personal que lo utilice quedar expuesto al peligro de choque el ctrico No debe introducirse en los orificios de la caja del aparato ning n objeto que no est destinado a ello Esto puede producir cortocircuitos en el producto y o puede causar choques el ctricos fuego o lesiones Salvo indicaci n contraria los productos no est n impermeabilizados ver tambi n el cap tulo Estados operativos y posiciones de funcionamiento punto 1 Por eso es necesario tomar las medidas necesarias para evitar la entrada de l quidos En caso contrario existe peligro de choque el ctrico para el usuario o de dafios en el producto que tambi n pueden redundar en peligro para las personas No utilice el producto en condiciones en las que pueda producirse o ya se hayan producido condensaciones sobre el producto o en el
191. ternal Selftest page 3 20 and Troubleshooting using Internal Adjustments page 3 24 Supply Voltages Remove the RF Board from the chassis and connect cable W222 from the Basis Board Switch on the R amp S SMBV and measure the supply voltages of the RF Board at the series coils near its power supply connector X222 see Fig 3 12 The measured voltages have to meet the values given in the table below If one or more voltages are not of the required level check the Basis Board see page 3 35 Measuring Point R amp S SMBV switched On Shielding enclosure GND L6004 3 1V 3 5V 16001 6 5 7 5 16000 12 14 V 16002 14V 12V 16003 26 30 V Fig 3 12 Power Supply and digital interface connector of the RF Board 1407 6062 82 3 38 E 5 R amp S SMBV100A Troubleshooting Control Signals The control signals of the RF Board can be measured at test points near connector X222 see Fig 3 13 Signals going to the RF Board are colored red and signals coming from the RF Board are colored blue x222 N 25888 6 Fig 3 13 Signal Test Points of the RF Board Perform the following settings at the R amp S SMBV Preset RF on Unlock Protection Level 2 147946 SETUP Test Point gt Select Test Point DIAG SMB RF LCON e SETUP Test Point gt State gt on Preset the R amp S SMBV and control the following signals with an Oscilloscope
192. the signal generator RF output to the REF IN input for the external reference on rear panel of the DUT Connect a calibrated frequency counter to the RF output Synchronize the signal generator and the frequency counter gt Setting on DUT RFon Level 0 dBm suitable level for the frequency counter Frequency 1 GHz Setup Reference Oscillator gt Source External gt Setting on signal generator RFon Level 0 dBm Measurement gt Set the signal generator frequency to 9 99997 MHz and 10 0003 MHz Measure the output frequency of the DUT Signal generator frequency 9 99997 MHz 10 0003 MHz DUT frequency 999 997 MHz 1000 03 MHz There must be no relative frequency error and no error message in the display of the DUT 1407 6062 82 1 8 E 5 R amp S SMBV100A Test Procedures Frequency Frequency Setting Test equipment Test method Measurement Setting Time Test assembly Test method Preparation of measurement 1407 6062 82 Frequency counter Table 1 1 item 1 The frequency setting is checked by running the internal synthesizer adjustments to check the frequency overlap of the VCOs gt Run Setup gt Internal Adjustments gt Adjust Synthesis There must be no error message See section Test Assembly for Setting Time page 1 5 For measuring after IEC IEEE bus delimiter the EOI line of the IEC IEEE bus is used as trigger signal instead of the pulse generator T
193. ting single sideband signals includes the options R amp S SMBV B10 R amp S SMBV B50 or R amp S SMBV B51 baseband generator Test equipment Signal analyzer R amp S FSQ Table 1 1 item 19 Test setup gt Connect the signal analyzer to the RF output of the DUT Test method A single sideband signal is generated using a DC Test Waveform The offset is set with the Frequency Offset function in the Baseband menu The image rejection is the difference between the shifted signal and its mirror on the opposite side of the center frequency Measurement Settings on DUT RF On Frequency 1 GHz Level 0 dBm ARB Load Waveform var smbv Lists PerfTest Test DC wv State On Frequency Offset 10 kHz 10 MHz to 60 MHz in 10 MHz steps 10 kHz 10 MHz to 60 MHz in 10 MHz steps for BBGEN Board Revision gt 05 00 additional 70MHz 80MHz up to the maximum modulation bandwidth of the baseband generator gt Settings on analyzer FREQ CENTER 1 GHz SPAN 3 x offset frequency BW COUPLING RATIO SPAN RBW MANUAL 300 AMPT REF LEVEL 5 dBm MKR MARKER 1 set to peak gt In the displayed spectrum use MARKER DELTA to measure the image rejection 1407 6062 82 1 55 E 5 Test Procedures R amp S SMBV100A IQ Output IQ Output Frequency Response and Imbalance Important Before the measurement Signal Analyzer R amp S FSQ must be calibrated as follows by means of a reference measurement at the measurement frequency in question 1 Conn
194. tion Sprach Lang A amp tatuSheet amp SMBV B10 BASISBANDGENERATOR deen 04 00 1 of 1 ROHDE amp SCHWARZ SMBV B10 BASEBAND GENERATOR EE smev B10 PNE 2012 11 20 ARF MTEK 1407 8607 01 ST Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VARO2 GRUNDVARIANTE MODO2 BASIC MODEL ED BBGEN BOARD 2 1407 7046 04 BBGEN BOARD 2 ZB ZUBEHOER SM Bn AM Bn 1141 7020 00 ACCESS SM Bn AM Bn rights are reserved Printed documents are not subject to revision F r diese Unterlage behalten wir uns alle Rechte vor For this document Ausgedruckte Dokumente unterliegen nicht dem nderungsdienst Benennung Designation Sprach Lang A 1 C Blatu Sheet SMBV B10F de en 01 00 10f1 amp 5 SMBV BTOE Dokument Nr Document No SMBV B10F Dae 2012 11 20 1419 2009 01 ST Pos Nr Menge ELKennz Benennung Bezeichnung Sachnummer Ersatzteil ItemNo Quantity Unit RefDes Designation Stock No Subst part ACHTUNG EGB ATTENTION ESD VARIANTENERKLAERUNG EXPLANATION OF MODELS VARO2 GRUNDVARIANTE MODO2 BASIC MODEL ED BBGEN BOARD 1407 7000 03 BBGEN BOARD ZB ZUBEHOER SM Bn AM Bn 1141 7020 00 ACCESS SM Bn AM Bn rights are reserved Printed documents are not subject to revis
195. trum analyzer TRIGGER EXTERN External triggering by negative edge at 1 4 V Change DUT Frequency to 1 GHz Check trigger on analyzer 1 73 E 5 Test Procedures R amp S SMBV100A Phase Coherence Option R amp S SMBV B90 Test assembly The RF output of the second Signal generator Table 1 1 item 5 is connected to the LO IN connector and the power meter Table 1 1 item 8 is connected to LO OUT connector of the DUT Test method A LO Signal from the second signal generator is fed into the LO input of the DUT With LO Coupling set to external and the LO output switched on the power at the LO out SMA connector of the DUT is measured with the power meter The limiting amplifier in the LO IN signal path as well as the amplifier driving the LO out port can so be measured together Measurement Settings on DUT RF State ON Level 30 dBm Frequency 1 GHz UO Settings menu Source Analog Wideband UO Input State On LO Coupling menu Mode External Out State On gt Setting on second signal generator Level 7 dBm Frequency recommended test frequencies RF State ON Measure the level P agm f setting the frequency f of the second generator to the recommended test frequencies Set the level of the second signal generator to 13 dBm and measure the level P4143 aen f setting the frequency f of the second generator to the recommended test frequencies gt The level P pel and P 13 aam f should be 10 dBm 3 dB gt
196. ule is defective remove all modules that include test points one after another except the Basis Board If values are still out of tolerance replace the Basis Board If the remaining test points are in tolerance after removing a module the module removed is defective Replace this board E 5 Troubleshooting R amp S SMBV100A Module Test Point Min Max Function Basis Board DIAG_SMB_BAB_ADCGRD 25 mV 25 mV Reference Ground DIAG_SMB_BAB_P7V 6 4 V 7 6V Supply Voltages DIAG SMB BAB P5V 4 6 V 5 4 V DIAG_SMB_BAB_P3V3 3 1 V 35V DIAG SMB BAB P12V 12 2V 14 3 V DIAG_SMB_BAB_POV9 0 88 V 0 92 V DIAG SMB BAB P28V 25 8 V 30 2 V DIAG_SMB_BAB_P2V5 23V 27V DIAG_SMB_BAB_P1V2 11V 13V DIAG_SMB_BAB_M12V 14 3 V 12 2 V DIAG_SMB_BAB_M7V 7 6 6 4 DIAG_SMB_BAB_TEMP 0 75 Temperature in deg C RF Board DIAG SMB RF VDET 25 mV 9 5 V ALC control DIAG_SMB_RF_LCON AV 8v voltages DAG SMB RF aV 8V DAG SMB RF DET I 25 mV 2V DIAG_SMB_RF_DET_ 25 mV 2V DIAG_SMB_RF_MODEXT 1 2V 1 2V Extern Modulation Input DIAG_SMB_RF_TCXOCTRL 25 mV Synthesizer DIAG_SMB_RF_MAINPLL 2V 7V control voltages DIAG_SMB_RF_2LOOPF 2V TN DIAG_SMB_RF_X7000 25 mV 22V DIAG_SMB_RF_X7000 25 mV 25 mV DIAG SMB RF 3V3 SWI 23V 37V Supply Voltage DIAG SMB RF TEMP PA 0 80 Temperature in DIAG_SMB_RF_TEMP_NFAMP 0 80 Celsius
197. ully electronic step attenuator is temperature compensated to achieve very precise output levelling of the instrument The RF Board is equipped with a reverse power protection to ensure the instrument not being damaged due to supplying reverse power to the RF output of the instrument The module is controlled by the Basis Board via a serial bus and few additional control signals Implemented functions Reference crystal oscillator and reference frequency switch Synthesizer LF generator Pulse generator and Pulse modulator control Modulation matrix DDS module including AM FM M modulator AM modulator Harmonics filter Pulse modulator RF amplifiers Level control Step Attenuator Reverse power protection Diagnostics 1407 6062 82 3 3 E 5 Instrument Design and Function Description R amp S SMBV100A Internal and external 10 MHz reference The instrument s reference frequency is determined either by the signal supplied by the built in OCXO A210 reference oscillator or by an external 10 MHz reference signal that is fed to the input X201 REFIN The output X202 REFOUT provides a buffered 10 MHz signal which has been derived from the active reference source In internal reference mode the frequency of the OCXO can be adjusted by a DAC TCXO 200 MHz crystal oscillator A built in 200 MHz TCXO delivers the internal reference signal for the DDS based Synthesizer and LF generator This TCXO is synchronized to the selected10 MHz re
198. und fix range permissible upper limit in the fix range mode of the attenuator gt Reduce the output level set the attenuator mode to Auto or reset the fix range by briefly switching the attenuator mode to Auto and then switching back to Fixed Settings conflict pep value vs AM depth gt The peak envelope power PEP is higher than the permissible upper limit because of the set AM modulation depth gt Reduce the output level or increase the level limit e g by switching the attenuator mode to Auto if Normal or Fixed mode was set Reducing the AM modulation depth will also eliminate the warning Settings conflict pep value greater than gt The full output level range cannot be utilized at low allowed level vs frequency frequencies below 1 MHz because internal components may be overloaded So you can only set max 16 dBm CW level below 1 MHz and max 8 dBm CW level below 50 kHz Settings conflict PulseGen Settings for the internal pulse generator are incorrect Check timing settings of the pulse generator 1407 6062 82 3 42 E 5 R amp S SMBV100A Troubleshooting Frequency error Error Error correction Internal reference frequency gt The frequency accuracy of the synthesizer is determined Frequency error greater than limit set to internal reference by a highly stable 200 MHz quartz given in datasheet oscillator that is set to a calibrated frequency standard at the R amp S factory Th
199. ures e g appropriate measuring equipment fuse protection current limiting electrical separation insulation should be taken to avoid any hazards 10 Ensure that the connections with information technology equipment e g PCs or other industrial computers comply with the IEC 60950 1 EN 60950 1 or IEC 61010 1 EN 61010 1 standards that apply in each case 11 Unless expressly permitted never remove the cover or any part of the housing while the product is in operation Doing so will expose circuits and components and can lead to injuries fire or damage to the product 12 If a product is to be permanently installed the connection between the protective conductor terminal on site and the product s protective conductor must be made first before any other connection is made The product may be installed and connected only by a licensed electrician 13 For permanently installed equipment without built in fuses circuit breakers or similar protective devices the supply circuit must be fuse protected in such a way that anyone who has access to the product as well as the product itself is adequately protected from injury or damage 14 Use suitable overvoltage protection to ensure that no overvoltage such as that caused by a bolt of lightning can reach the product Otherwise the person operating the product will be exposed to the danger of an electric shock 15 Any object that is not designed to be placed in the openings of the housi
200. uridad vigentes Nuestro sistema de garant a de calidad controla constantemente que sean cumplidas estas normas El presente producto ha sido fabricado y examinado seg n el certificado de conformidad de la UE y ha salido de nuestra planta en estado impecable seg n los est ndares t cnicos de seguridad Para poder preservar este estado y garantizar un funcionamiento libre de peligros el usuario deber atenerse a todas las indicaciones informaciones de seguridad y notas de alerta El grupo de empresas Rohde amp Schwarz est siempre a su disposici n en caso de que tengan preguntas referentes a estas informaciones de seguridad Adem s queda en la responsabilidad del usuario utilizar el producto en la forma debida Este producto est destinado exclusivamente al uso en la industria y el laboratorio o si ha sido expresamente autorizado para aplicaciones de campo y de ninguna manera deber ser utilizado de modo que alguna persona cosa pueda sufrir da o El uso del producto fuera de sus fines definidos o sin tener en cuenta las instrucciones del fabricante queda en la responsabilidad del usuario El fabricante no se hace en ninguna forma responsable de consecuencias a causa del mal uso del producto 1171 0000 42 08 Page 7 Instrucciones de seguridad elementales Se parte del uso correcto del producto para los fines definidos si el producto es utilizado conforme a las indicaciones de la correspondiente documentaci n del producto y dentro del ma
201. ut menu LF Output Voltage 1 V set LF Gen Frequency to recommended test frequencies and measure the output level gt Determine the highest and the lowest level Vmax and Vmin The frequency response in dB is defined as D 20 l0910 Vmax 20 l09 10 Vimin 10 Hz 1 kHz 10 kHz 100 kHz and 1 MHz Note The settling time is a pure computer time and needs therefore not to be measured 1407 6062 82 1 29 E 5 Test Procedures R amp S SMBV100A Amplitude Modulation AM Setting Uncertainty Test assembly Measurement of accuracy versus modulation depth Recommended modulation depths 1407 6062 82 See section Standard Test Assembly for Analog Modulations page 1 3 Settings on DUT RF On Frequency 150 MHz Level 0 dBm Amplitude Modulation On AM Source Internal LF Gen Frequency 1 kHz Settings on analyzer AMPTD gt REF LEVEL test level 6 dB FREQ CENTER 150 MHz FM DEMOD FMDEMOD ON RESULT DISPLAY gt AM DEMOD BW 50 kHz RANGE gt DEVIATION PER DIV 20 MEAS TIME 100 ms setthe AM Depth to the recommended modulation depths and read the modulation depth peak 2 from the analyzer gt set DUT to AM Source External AM Ext Coupling AC AM Depth 80 LF Gen Output On Connect LF output to MOD EXT input and read the modulation depth peak 2 from the analyzer m 5 10 20 40 60 80 1 30 E 5 R amp S SMBV100A Test Procedures Measurement of accuracy versus RF Re
202. ut of the DUT to the signal analyzer A single sideband signal is generated using a DC Test Waveform The test frequency is set with the Frequency Offset function in the Baseband menu Test frequencies are set one after the other 0 Hz is the reference The modulation frequency response is determined by measuring the sideband power as a function of the frequency of the applied AC voltage The difference between the highest and lowest sideband level found by varying the modulation frequency is the frequency response to be measured gt Settings on DUT RF On Frequency measurement frequencies Level 0 dBm Level 0 dBm ARB Load Waveform var smbv Lists PerfTest Test DC wv State On UO Mod Wideband UO On Settings on analyzer FREQ CENTER measurement frequency test frequency AMPT REF LEVEL 5 dBm SPAN 5 MHz For all measurement frequencies with the specified frequency offset measure the sideband level The modulation frequency response is the difference from the highest to the lowest sideband Test frequencies 0 Hz reference 1 MHz 3 MHz 10 MHz 25 MHz 30 MHz 35 MHz 45 MHz 55 MHz 60 MHz for BBGEN Board Revision gt 05 00 additional 70MHz 80MHz up to the maximum modulation bandwidth of the baseband generator Measurement frequencies 850 MHz 1750 MHz 2200 MHz 5000 MHz 1 54 E 5 R amp S SMBV100A Test Procedures Image Rejection over the Complete Unit The equipment layout for genera
203. vely on the RF Board only the Diagnostic A D converter on the Basis Board is needed Run the internal selftest to check the Basis Board see page 3 20 If the Basis Board passes the selftest most probably the RF Board is defective Check the RF Board see page 3 38 gt Vector Level Calibration This adjustment is carried out exclusively on the Vector Board only the Diagnostic A D converter on the Basis Board is needed If it fails most probably the Vector Board is defective Check the Vector Board see page 3 44 gt Learning ALC Table Vector This adjustment is carried out on the RF Board and the Vector Board using the Diagnostic A D converter on the Basis Board If it fails most probably the Vector Board or the RF Board is defective First check the signals between the RF Board and Vector Board see page 3 31 Then check the Vector Board see page 3 44 and RF Board see page 3 38 Abort during adjustment This adjustment is carried out on the RF Board and the Vector Board using the Diagnostic A D converter on the Basis Board If it fails run the internal selftest to check the Basis Board see page 3 20 If the Basis Board passes the selftest most probably the Vector Board or the RF Board is defective First check the signals between the RF Board and Vector Board see page 3 31 Then check the Vector Board see page 3 44 and RF Board see page 3 38 E 5 R amp S SMBV100A Troubleshooting Instrument Faults
204. vice centers see address list for module replacement and further error elimination Some module replacements involve calibration procedures requiring calibrated equipment and appropriate software DANGER Danger of shock hazard For module replacement ensure that the instrument is switched off and disconnected from the power supply by removing the plug from the AC and DC power connector Read all safety instructions at the beginning of this manual carefully before module replacement NOTICE Risk of damage to the boards Be careful not to cause short circuits when measuring voltages at pins placed close together The following utilities are provided in the signal generator for easy diagnosis Internal selftest Internal diagnosis test points Internal adjustments Info line with error messages and history of messages Internal keyboard test Note When problems occur first check whether any connections cables plug in connections of boards etc are damaged or wrongly connected Measuring Equipment and Accessories Type of equipment Specifications recommended Equipment R amp S recommended order No DC voltmeter R amp S URE 0350 5315 02 Spectrum analyzer Frequency range 0 to 7 GHz R amp S FSP 1164 4391 07 Adapting cable 50 cm to 1 m long RF cable SMP right angle female to SMA or N male connection Oscilloscope Bandwidth 2 50 MHz Hameg HM504 2 Adapting Cable 50 cm to 1 m long RF cable SMA right ang
205. wave or square wave signal This signal can be used as a source for internal modulation or as output signal at LFOUT BNC connector for frequencies up to 1 MHz in sine wave mode or up to 20 kHz in square wave mode The output amplitude of the LF signal is set with a multiplying DAC in the range from 1 mV to 3 V Pulse Generator and Pulse Modulator The pulse generator is also digitally implemented in the DDS module FPGA The pulse generator has three different modes The pulse generator can run free can be triggered or gated externally using the PULSE EXT input The input impedance at the PULSE EXT BNC connector can be chosen high impedance or 50 Q The pulse signal serves as a source for internal pulse modulation and can additionally be applied at the output PULSE VIDEO in a buffered way Below 23 4375 MHz the pulse modulator is implemented digitally switching on and of the output signal of the DAC Above 23 4375 MHz three RF switches in series are used as pulse modulator 1407 6062 82 3 4 E 5 R amp S SMBV100A Instrument Design and Function Description Modulation matrix and AM FM pM modulator The external modulation signal from MODEXT can be AC or DC coupled This signal is converted into the digital domain by the means of a 12 Bit ADC The Frequency and Phase Modulations are implemented fully digital in DDS module For output frequencies below 23 4375 MHz the AM is implemented fully digital as well For RF frequencies above 23 4375
206. witch on IQ Modulation UO Settings menu Source Analog Wideband I Q Input State On and supply 0 5 V DC to the lex Input Repeat the measurement with c RF Automatic Level Control ALC state on gt RF lt Automatic Level Control ALC state Off Sample amp Hold and with SRF gt Automatic Level Control ALC state Off Table Measurements in List mode gt Connect a trigger source digital voltage levels U1 0 8 V and U2 gt 2 V to the INSTR TRIG connector of DUT and analyzer The pulse generator can be used as trigger source for example Settings on DUT Inthe List mode menu generate a list containing the two test frequencies Lu and fstop with a level of 0 dBm each Setoperating mode to External Step Settings on spectrum analyzer Set DEMOD BW to 200 kHz Set MEAS TIME to 2 ms gt Toggle the output voltage of the trigger source Settings on pulse generator single shot With each rising edge from the trigger source the frequency toggles between and fstop v v The externally triggered analyzer displays the settling curve The setting time is defined as the time when the frequency deviation from the stop frequency is less than the specified deviation in the data sheet gt Repeat the measurement with IQ Modulation switched on UO Settings menu Source Analog Wideband I Q Input State On and supply 0 5 V DC to the lex Input 1407 6062 82 1 10 E 5 R amp S SMBV100A Test Procedures
207. xtern Clock in Trigger Marker Clock menu must be 100 MHz Settings on analyzer VSA FREQ CENTER 100 MHz AMPT REF LEVEL 5 dBm MODULATION SETTINGS SYM RATE 20 MHz MODULATION amp MAPPING PSK 8PSK MODULATION FILTER RRC RRC RRC RRC ALPHA BT 0 22 gt Check EVM in Modulation Accuracy Table 1407 6062 82 1 63 E 5 Test Procedures R amp S SMBV100A Function Level Attenuation The equipment layout for generating GSM EDGE signals includes the options R amp S SMBV B10 baseband generator and R amp S SMBV K40 Digital Standard GSM EDGE Test equipment Test setup Measurement 1407 6062 82 Signal analyzer Table 1 1 item 19 with options R amp S FSQ K70 Vector Signal Analysis and R amp S FS K5 GSM EDGE Measurements gt Connect signal analyzer to RF output of DUT gt Settings on DUT Frequency 450 MHz Level 0 dBm GSM EDGE State ON Define All Slot Attenuations A10dB A2 10 dB A3 20 dB A4 30 dB A5 40 dB A6 50 dB Slot 0 Slot Level Attenuated Slot Attenuation O dB A1 Settings on analyzer VSA FREQ CENTER 450 MHz DIGITAL STANDARD GSM EDGE GSM NB ADJUST REF LVL gt Read off the level of the signal in the Modulation Accuracy table at mean power and write it down as the reference level gt On the DUT set the level attenuation of slot 0 in sequence to 10 dB A2 to 50 dB A6 see above Settings on analyzer for each level attenuation settings ADJUST REF LVL gt Each time measure the
208. y and mechanically equivalent to new modules Your Rohde amp Schwarz representative will be happy to inform you about which modules are available as refurbished modules Taking Back Defective Replaced Modules Defective modules of the replacement program which cannot be repaired are taken back within three months following delivery A repurchasing value is credited Excluded are parts which cannot be repaired e g printed boards that are burnt broken or damaged by attempts to repair them incomplete modules and parts with severe mechanical damage Please return the defective replacement modules together with the accompanying document for returned merchandise which you received with the spare module We need the following information Stock number serial number and designation of the removed part Detailed error description Stock number serial number and type of instrument from which the module was removed Date of removal Name of the engineer technician who replaced the module R amp S ordering number Service reference number if available 1171 0200 61 02 R amp S SMBV100A Chapter Overview Chapter Overview Index Safety Instructions Certificate of Quality Customer Support Procedure in Case of Service and Ordering of Spare Parts Chapter 1 Performance Test Chapter 2 Procedures after Module Replacement Chapter 3 Repair Chapter 4 Software Update Installing Options Chapter 5 Documents 1407 6062 82 RE E
209. y in industrial and laboratory environments or if expressly permitted also in the field and must not be used in any way that may cause personal injury or property damage You are responsible if the product is used for any purpose other than its designated purpose or in disregard of the manufacturer s instructions The manufacturer shall assume no responsibility for such use of the product The product is used for its designated purpose if it is used in accordance with its product documentation and within its performance limits see data sheet documentation the following safety instructions Using the product requires technical skills and in some cases a basic knowledge of English It is therefore essential that only skilled and specialized staff or thoroughly trained personnel with the required skills be allowed to use the product If personal safety gear is required for using Rohde amp Schwarz products this will be indicated at the appropriate place in the product documentation Keep the basic safety instructions and the product documentation in a safe place and pass them on to the subsequent users Observing the safety instructions will help prevent personal injury or damage of any kind caused by dangerous situations Therefore carefully read through and adhere to the following safety instructions before and when using the product It is also absolutely essential to observe the additional safety instructions on personal safety for example that
210. z and 5GHz for R amp S SMBV B106 Custom Digital Mod State ON Set acc To Standard GSM gt Settings on analyzer VSA FREQ CENTER 910 MHz 1850 MHz and 5 GHz for DUT B106 DIGITAL STANDARD GSM EDGE GSM NB ADJUST REF LVL gt Check phase error in Modulation Accuracy Table Settings on analyzer FREQ CENTER 910 MHz 1850 MHz and 5 GHz for R amp S SMBV B106 MEAS CHAN PWR ACP CP ACP CONFIG NO OF ADJ CHAN 3 CHANNEL BANDWIDTH 30 kHz all entries CHANNEL SPACING 200 kHz all entries ADJUST SETTINGS MEAS CHAN PWR ACP ADJUST REF LVL NOISE CORR ON gt Check take the smaller of the two measurement values UPPER LOWER in each case Adjacent Channel Alternate Channel 2nd Alternate Channel 1 66 E 5 R amp S SMBV100A Test Procedures Measurement 2 gt Settings on DUT Level 18 dBm PEP Frequencies 910 MHz 1850 MHz and 5 GHz for R amp S SMBV B106 GSM EDGE State ON Settings on analyzer GSM EDGE FREQ CENTER 910 MHz 1850 MHz and 5 GHz for R amp S SMBV B106 GSM EDGE DEMOD SETTINGS AUTO LEVEL amp TIME GSM EDGE POWER VS TIME START REF MEAS LIMIT CHECK PASSED has to be indicated on the analyzer Settings on analyzer GSM EDGE TRANSIENT SPECTRUM START REF MEAS LIMIT CHECK PASSED has to be indicated on the analyzer Settings on analyzer GSM EDGE MODULATION SPECTRUM START REF MEAS LIMIT CHECK PASSED or MARG has to be indicated on the analyzer 1407 6062 82 1 67 E 5 Test Procedures R am
211. zer search frequency The nonharmonic spacing D is the measured level referred to the reference level D Pr Psearch in dBc 7 referred to the carrier Note Some of the nonharmonics suppression values measured might be outside the analyzer specifications In case of doubt repeat the measurement with a 3 dB attenuator at the analyzer input If the nonharmonic spacing changes the nonharmonic is due to the analyzer Alternative Check with a second source with differing synthesizer architecture not a R amp S SMB Recommended settings and search frequencies DUT Frequency Analyzer search frequency 13 MHz 9 MHz 13 MHz 22 MHz 17 MHz 15 MHz 23 4375 MHz 6 25 MHz 23 4375 MHz 29 6875 MHz 511 2 MHz 511 392 MHz 1050 1 MHz 1050 15714 MHz 1100 01 MHz 1100 02 MHz 2045 MHz 2045 133329 MHz 4086 MHz 4086 72 MHz 4289 8 MHz 4293 42975 MHz 4521 6 MHz 4522 351807 MHz 4745 MHz 4745 05747 MHz 5180 MHz 1407 6062 82 5184 473684 MHz R amp S SMBV100A Test Procedures Repeat the measurement with IQ Modulation switched on UO Settings menu Source Analog Wideband UO Input State On and supply 0 5 V DC to the lex Input DUT Frequency Analyzer search frequency 101 MHz 200 MHz 101 MHz 1200 MHz 101 MHz 1301 MHz 2200 MHz 200 MHz 2200 MHz 600 MHz 2200 MHz 1000 MHz 2200 MHz 1200 MHz 2200 MHz 2400 MHz 2200 MHz 3

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