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HP Laptop 85060C User's Manual

1. i ARFLOW FAN ASSY FANT T TH SWITCH PRINTED CIRCUIT BOARD NOT VISIBLE gi 5V P S ASSY S e i MODULE INTERCONNECTS p 8 TOHPIB PCB WC _ E LE Q i J EL lo O40 a Ola ec mon Les je d Le 24V PIS ASSY HARNESS IT i IEEE 488 ADAPTER BOARD LJ i H NN LEE 8 e al e IF Le Jee x DC HARNESS KESE UL re CONTROL LOG DISK DRIVE BOARD ASSY BOTTOM CABLE ASSEMBLY iol uli 0 MICROPROCESSOR BOARD 3 5 IN FLOPPY 0 ASSY CENTER DRIVE ASSY H n CIRCUIT BOARD Tor OL Ok 16 er Ter I9 OTOL NOTE RIBBON CABLE ASSEMBLIES NOT SHOWN DRAWING IS NOT TO SCALE N Figure 6 1 Assembly Locations 6 2 REPLACEMENT PROCEDURES HP 85060C 6 3 Assembly Replacement Procedures 6 3 1 Preliminary Precautions The assemblies handled in these procedures are very sensitive to damage by static Caution electricity
2. 2 PORT ADAPTER DISP MENU NAME ADAP 2 PORT 1501 DISP MENU NAME 24 ADAP 2 FUNCTIONS RESUME SENS CORR COLL RES j d j MODULE CONFIDENCE SELECTION SERVICE MENU MENU y Module ABC i FIRMWARE Module REVISION Moduie B MODULE DISP MENU NAME MODI 3 5 INFORMATION 71 H Module C Module C APC 3 5 mn i Module D Module D 7 mm i PRIOR MENU SAVE RETURN eM RETURN lim NODULE Notes MODULE A INFORMATION The menus shown are those BE 50602 MODULE of the HP 8510 Network ee Analyzer The displays of SERIAL 1 678 MODULE th rted network CONNECTOR TYPE 5 7 mm c other supported netwo CALIBRATION DAN Feb 1994 MODULE analyzers may differ slightly START FREQU CN 1 000 GHz 9 STOP FREQUI 18 000 GBz The Module Selection menu NUMBER 201 is shown for example oniy STATU WARMUP Actual display of module i types is determined by ECal System configuration RETURN Figure 3 4 Sample Network Analyzer ECal Menus Module B DISP MENU NAME CCHB DISP MENU NAME CCHC DISP MENU NAME DISP MENU NAME ER 522 VIEW DATA MEM DATA amp MEM DONE CHECK OPERATION HP 85060C 3 7 Stand alone Manual Operation This section describes typical stand alone manual operation of the ECal calibration process and pro
3. a The temperature at which the calibration standards maintain performance to their specifications b The allowable network analyzer ambient temperature drift during measurement calibration and during measure ments when the network analyzer correction is turned on Also the range over which the network analyzer main tains its specified performance while correction is turned on HP 85060C GENERAL INFORMATION 1 3 2 INSTALLATION 2 1 Introduction This chapter provides the information to install the HP 85060C Electronic Calibration ECal Control Unit Included is information pertinent to initial inspection power requirements line voltage and fuse se lection power cables interconnection mating connectors operating environment bench operations rack mounting and storage and shipment In addition this chapter contains the procedures for HP IB address selection 2 2 initial Inspection To avoid hazardous electrical shock do not turn on the instrument when there are Warning signs of shipping damage to any portion of the outer enclosure covers panels display If the shipping container or cushioning material is damaged keep it until the contents of the shipment are checked for completeness and the instrument is checked both mechanically and electrically Procedures for checking electrical performance are given in Chapter 3 If the ECal Control Unit does not pass the electrical performance tests refer to the
4. 85060 Electronic Calibration Control Unit Operating Programming and Service Manual SERIAL NUMBERS This manual applies directly to any HP 85060C Control Unit having serial prefix US3444 and above Printed USA HP Number 85060 90002 Printed in USA 1995 First Edition Copyright 1995 Hewlett Packard Company This manual and any examples contained herein are provided is and are subject to change without notice Hewlett Packard makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material This instrument has been designed and tested in accordance with IEC Publication 348 Safety Requirements for Electronic Measuring Apparatus and has been supplied in a Note safe condition The instruction documeniation contains information and warnings which must be followed by the user to ensure safe operation and to maintain the instrument in safe condition Safety Warning No operator serviceable parts inside Refer servicing to qualified personnel To prevent electrical shock do not remove covers Warning If this instrument is used in a manner not specified by Hewlett Packard Co
5. Plug Type 2 Plug Description Length Cable Color For Use in Country Number 8120 1351 Straight BS1363A 229 90 Mint Gray Great Britain 250V 8120 1703 90 229 90 Mint Gray Cyprus Nigeria Singapore Zimba bwe N EUNDEM L Set 8120 1369 Straight NZSS198 ASC112 201 79 Gray Argentina Austra 250v 8120 0696 90 221 87 Gray lia New Zealand T Mainland China CEN SY 8120 1689 Straight CEE7 Y11 201 79 Mint Gray East a nd West 250V 8120 1692 90 201 79 Mint Gray Europe Central African Republic C United Arab ORD Republic unpolar ized in many nations 8120 1348 Straight NEMA5 15P 203 80 Black United States Can 125V 8120 1538 90 203 80 Black ada Japan 100V 200 Brazil O 8120 1378 Straight NEMAS 15P 203 80 Jade Gray Columbia Mex J 8120 4553 Straight 230 90 Jade Gray ico Philippines ls 8120 1521 90 203 80 Jade Gray Saudi Arabia Tai EW 8120 4754 90 230 90 Jade Gray wan 8120 5182 Straight NEMAS 15P 200 78 Jade Gray Israel 250V 8120 5181 90 200 78 Jade Gray ES 9 NL Earth Ground L Line Neutral The HP part number shown is for the complete cable including the plug 3 Part number is the industry identifier for the plug only Figure 2 1 Power Cable and Line Main Plug Part Numbers HP 85060C INSTALLATION 2 3 2 3 5 Address Selection for the Control Unit
6. Press the appropriate measurement key for the module type connected The ECal system will now begin the calibration process progress is indicated on the network analyzer display Upon calibration completion the module designation Module A B etc will be underlined on the network analyzer menu 8 Repeat as necessary using all modules required to cover the desired frequency band 9 Press SAVE CAL on the measurement menu 10 1 Select storage register from the network analyzer save register menu The HP 8510B C will request the user to select a calset register this is optional on the HP 87xx series network analyzers The ECal control unit floppy drive can not be used for this purpose Calibration is now complete The network analyzer display returns to the top level menu 3 14 OPERATION HP 85060C 3 7 7 3 Perform FULL 2 PORT Calibration 1 Set up the network analyzer as required see the appropriate network analyzer user s manual for more information Select the appropriate ECal module s for frequency range and connector type see Table 3 1 for listing Connect ECal module to the control unit to begin the warm up Refer to the appropriate calibration kit Operating and Service Manual 4 Press RUN on the control unit Select FULL 2 PORT from the top level menu of the network analyzer see Figure 3 4 This will access the measurement menus 6 Connect the module to the network analy
7. The HP IB address for the ECal control unit is selectable from the rear panel using the DIP switch shown in Figure 2 2 When shipped from the factory the address of the HP 85060C is 18 HP IB addresses from 0 to 30 can be used 2 3 6 HP IB Address Selection for the Network Analyzer The HP IB address for the network analyzer is selectable from the rear panel using the DIP switches shown in Figure 2 2 When shipped from the factory the address of the network analyzer is typically 16 Refer to your network analyzer for the actual address HP IB addresses from 0 to 30 can be used 2 3 7 Additional Switch Settings Both DIP switches contain additional switches labeled and or S Switches and are for future options and should be left in the 0 position is a factory test switch and should be left in the 0 position 5 is used to specify the system controller mode in the 1 position the ECal Control Unit functions as the system controller in the 0 position it does not CONTROL UNIT NETWORK ANALYZER BUS ADDRESS BUS ADDRESS gun ddd Pow 0 8 16 T 4 Figure 2 2 Rear Panel HP IB Address Selection DIP Switches 2 8 16 A B S 2 3 8 Interconnections The connection from the ECal Control Unit to the ECal Module is made through Tuner Control cables These cables are specifically designed for this application includi
8. the protection provided by the instrument may be impaired Warning For continued protection against fire hazard replace line fuse only with same type and rating see the rear panel of the instrument The use of other fuses or material is prohibited Warning This is Safety Class I product provided with protective earth ground incorporated in the power cord The mains plug shall only be inserted in socket outlet provided with a protective earth contact Any interruption of the protective conductor inside or outside the instrument is likely to make the instrument dangerous Intentional interruption is prohibited Warning If this instrument is to be energized via an external autotransformer for voltage reduction make sure that its common terminal is connected to a neutral earthed pole of the power supply Warning These servicing instructions are for use by qualified personnel only To avoid electrical shock do not perform any servicing unless you are qualified to do so ii The opening of covers or removal of parts is likely to expose dangerous voltages Warning Disconnect the instrument from all voltage sources while it is being opened The power cord is connected to internal capacitors that may remain live for 10 Warning seconds after disconnecting the plug from its power supply Always use the three prong ac power cord supplied wi
9. If the ECal menus do not appear note the condition of the ECal front panel LED s and refer to Chapter 5 Troubleshooting 3 7 3 Types of Analyzers The ECal System is designed to work with a variety of network analyzers Supported models are listed in paragraph 1 1 of this manual HP 85060C OPERATION 3 9 3 7 4 Setting Calibration Parameters Calibration parameters define specific calibration settings or provide the user with information on the ECal setup Select CALIBRATION CONFIGURE in the top level ECal menu to access the configuration menu see Figure 3 4 The function of each calibration parameter is as follows Interpolate ON OFF The Interpolate ON OFF function is used to enable or disable the frequency interpolation capability of the ECal system With interpolation ON enabled any frequencies within the span of the characterized modules may be measured With interpolation OFF disabled only frequencies which correspond to characterization frequencies of the modules will be allowed Isolation Averages For all calibration measurements other than Isolation calibration measurements will be performed with the averaging value specified in the network analyzer setup Typically the user will increase the number of averages significantly if Isolation measurements are to be performed The Isolation Averages function is used to set the number of averages to a user specified value 1 4096 for the HP 8510 1 999 for the HP 8
10. SRE 4 11 STB 4 11 TST 4 12 WAI 4 12 Quick Reference 4 14 Confidence Check Index Description 3 19 To Perform 3 20 Connecting Disconnecting Modules 3 5 Control Unit Bus Address Switch 3 7 D Diagnostic Software 5 1 Dimensions 1 3 MENU subsystem 4 2 DONE CHECK 3 19 E ECAL FINT 4 3 IAV 4 3 ECal Module Interconnects 3 7 ECAL subsystem 4 3 ECal System Conceptual Block Diagram 3 2 electronic calibration modules 1 1 2 6 Environment Operating 2 4 Storage and Shipment 2 6 ESD Cautions 3 1 F Floppy Disk Drive 3 5 inch 3 7 Front Panel LED Status 5 2 FULL 2 PORT Calibration Description 3 11 To Perform 3 15 Full Calibration Host Directed 3 24 fuse ratings 2 2 G GENERAL INFORMATION 1 1 H Host Computers Communicating with 3 21 HP 8510 In Remote Operation 3 21 HP IB addresses 3 9 connector 3 21 fault indication 3 7 Status LED s 3 7 HP IB Address Selection Control Unit 2 4 Network Analyzer 2 4 HP 85060C Index 1 Index I IEEE 488 fault indication 3 7 Initial Inspection 2 1 INSTALLATION 2 1 Installation Checklist 2 1 Instrument Check LED 3 7 Interconnections Control Unit to Module 2 4 L Line Module 3 7 Line Switch and Line LED 3 7 line voltage 2 1 Line Voltage and Fuse Selection 2 2 LISTENER 3 7 LSTN 3 7 M Manual Calibration Host Initiated 3 24 Mating Connectors HP IB Interface 2 4 N National Institute of Standards and Technology 3 1 Network Analyzer
11. the ECal system can present one or more of these modules use the results of these uncorrected measurements to produce error coefficients and provide these error coefficients for use by the accuracy enhancement algorithms of the network analyzer The network analyzer can then use this data in a model of the measurement system mea sure a device and utilize vector mathematics to compute actual device response by removing error contri butions Figure 3 1 shows a typical ECal system conceptual diagram Figure 3 2 shows a typical operating se quence 1 For more information please reference A Novel Approach for Network Analyzer Calibration and Verification by Vah Adamian ARFTG Digest Spring 1993 HP 85060C OPERATION 3 1 Note Drawing is not to scale SYSTEM BUS s SYNTHESIZED SWEEP C GENERATOR STOP SWEEP EN 3 zl DO DU 5 D E 60010 29050 o oo TRIGGER gt 0009060 a 00 00000 2000 0000 oana RF OUTPUT 2152 NETWORK ANALYZER TEST SET NN RF INPUT Y TEST SET jm EE v i B poe e EXTERNAL SYSTEM CONTROLLER OPTIONAL H HP 8506x MODULE 85060 a 2d CONTROL UNIT ere BS TUNER CONTROL CABLE TO APPROPRIATE MODULE
12. 3 8 Remote Operation The ECal system is capable of remote operation via the Hewlett Packard Interface Bus HP IB and is compliant with IEEE 488 2 1987 IEEE Standard Codes Formats Protocols and Common Commands for use with ANSI IEEE Standard 488 2 1987 Instructions pertinent to HP IB operation cover considerations and instructions specific to remote opera tion including capabilities addressing input and output formats the status byte and service requests 3 8 1 System Configuration for Remote Operation Connect the host computer and network analyzer to the ECal control unit via HP IB cable when using the HP 8510 use the HP IB connector as opposed to the 8510 Interconnect Insure ECal is not set as the system controller see paragraph 2 3 7 for DIP switch settings Other instruments may be on the bus but ECal must be the only controller The host computer the ECal control unit and the network analyzer each must have unique HP IB addresses as defined on the ECal rear panel Defaults are 18 for the ECal control unit 16 for the net work analyzer Again see paragraph 2 3 7 for DIP switch settings Note DIP switch settings are only read during the boot cycle After changing settings remember to cycle power to use the new settings 3 8 2 Communicating with Host Computers ECal functions can be grouped into two categories those which require active control specifically ECal commands which talk to the network analy
13. 3 OPERATION 3 Introduction eg 3 1 3 1 1 ESD Cautions ss wes She hl tet E 3 1 3 2 3 1 3 3 Operating Characteristics 0 0 0 0 mne 3 4 3 4 Turnson Information oce Ss ace sea n RR ag eh eee 3 4 3 5 Connecting Disconnecting Modules 3 5 3 6 Panel Features Pug Die ee GR drap epar he 3 7 HP 85060C Contents 1 3 6 1 Front Panel and Rear Panel Features for the Standard and Optional Configurations 3 7 3 7 Stand alone Manual Operation 3 9 3 7 1 System Configuration for Stand alone Operation 3 9 3 7 2 Accessing Menus 3 9 3 7 3 Types of Analyzers 3 9 3 7 4 Setting Calibration Parameters 3 10 3 7 5 Selecting Modules hp ERE 3 10 3 7 6 Performing Calibrations 3 11 3 7 6 1 Optimizing Performance in the Overlapping Frequency Range 3 12 3 7 7 Calibration Procedures m 3 13 3 7 7 1 To Perform an S11 1 PORT Calibration 3 13 3 7 7 2 To Perform an S22 1 PORT Calibratio
14. Address Switch This eight pole weighted switch sets the system bus address of the control unit The binary weight of each pole is indicated on the rear panel as are the on and off positions Decimal 18 is the default setting See paragraph 2 3 5 and 2 3 7 for more information 8 Network Analyzer Bus Address Switch This eight pole weighted switch sets the system bus address of the network analyzer The binary weight of each pole is indicated on the rear panel as are the on and off positions Decimal 16 is the default setting See paragraph 2 3 6 and 2 3 7 for more information 9 Line Module This assembly houses the line cord connector and line fuse Pull out the bottom of the line module cover to replace or change the fuse Recommended fuse values are printed on the rear panel 10 ECal Module Interconnects These connectors transmit the control information to the appropriate calibration module The connections for the individual modules are printed on the rear panel Module C or D HP 85060C OPERATION 3 7 3 8 ECAL CONFIGURATION MENU MENU CALIBRATE i INTERPOLATE CONFIGURE DISP MENU NAME CONF ON ECAL FINT ON 11 DISP MENU NAME 5116 OFF ECAL FINT OFF 1 s DISP MENU NAME 822C _ ISOLATION ECAL IAV number 1 PORT AVERAGES FULL DISP MENU NAME FULL m CONFIDENCE DISP MENU NAME CCH 2 PORT CHECK OMIT ISOL DISP MENU NAME
15. CORR COLL METH subsystem commands initiate a calibration of the specified type Use this command to initiate a calibration from the host computer only if the host will also be specifying the modules to be measured SENS CORR COLL and executing the save SENS CORR COLL SAVE Use the DISP MENU NAME command to have the host initiate the calibration The the user will be prompted to select modules using the active entry capability of the network analyzer softkeys This command is used to initiate the ADAPTER 2 PORT calibration This is a two step process for performing non insertable calibrations using an insertable ECal module with an adapter The first step uses the ECal module con nected directly to Port 2 of the network analyzer to establish the S22 reference plane The second step of the process uses the ECal module connected to Port 1 of the network analyzer and an appropriate adapter connected between the ECal module and Port 2 of the network analyzer This command is used to perform a confidence check of the network analyzer calibration 44 COMMAND REFERENCE 10 27 94 HP 85060C FULL METH QADapter METH QFUL METH S11C METH 522 NEXt Requires Pass Control PARameter PRIOr Requires Pass Control RESume Requires Pass Control This command is used to initiate the FULL 2 PORT cali bration of the network analyzer including the isolation terms After selecting t
16. Cable Assembly 85060 60041 Backplane Cable Assembly 7 2 REPLACEABLE PARTS HP 85060C Table 7 1 Replaceable Parts List 85060 60044 HP 85060C Operating System Disk 85060 60045 EPROM Software 0950 2075 3160 0497 8120 1348 8120 3445 5062 3735 3 5 Inch Floppy Drive Assembly 21 Fan Assembly FANI AC Line Cord HP IB Cable Assembly External Cover Top HP PART NUMBER DESCRIPTION REFERENCE DESIGNATOR 85060 60042 Front Panel Lexan 1 85060 60043 Front Panel Lexan Option 001 1 1 1 85060 60046 Fuse 2 AMP 2 a From Figure 6 1 HP 85060C REPLACEABLE PARTS 7 3 Accessing Menus 3 9 Accessories Available 1 2 Supplied 1 2 active control 3 21 ADAPTER 2 PORT Calibration Description of 3 11 To Perform 3 17 Adapter Calibration Connections 3 17 Adapter Calibration Host Directed 3 25 B Bench Operation 2 5 CALIBRATION CONFIGURE 3 10 Calibration Parameters Confidence Check 3 10 Interpolate 3 10 Isolation Averages 3 10 Return 3 10 Service Functions Firmware Revision 3 10 Module Information 3 10 Setting 3 10 Calibration Procedures 3 13 Calibrations Performing 3 11 Check 3 7 COMMAND REFERENCE 4 1 Command Types 4 1 Common Command Format 4 1 Reference 4 8 Common Commands CLS 4 8 ESE 4 8 ESE 4 8 ESR 4 8 IDN 4 9 OPC 4 9 OPC 4 9 PCB 4 9 RST 4 10 SRE 4 10
17. D confidence check The configuration menu The top level ECal menu The module select menu for FULL 2 PORT calibrations The module information menu The service menu The module select menu for 11 1 PORT calibrations The module select menu for 522 1 PORT calibrations The module select menu for OMIT ISOL ADP 2 PORT calibrations 1 The module select menu for OMIT ISOL 2 PORT calibrations 1 See SENS CORR COLL METH for more information 4 2 COMMAND REFERENCE 10 27 94 HP 85060C ECALibration ECAL FINTinterpolate FINT ON FINT OFF FINT ECAL IAVerages lt numeric value gt ECAL The ECAL subsystem commands access the functions and variables used to perform the electronic calibration ECAL FINT lt ON OFF gt The ECAL FINT subsystem command is used to enable or disable the frequency interpolation capability of the ECal system With interpolation enabled ON any frequencies within the span of the characterized module may be measured With interpolation disabled OFF only those frequencies which correspond to the actual characterization frequen cies of the ECal module will be allowed Returns 1 if frequency interpolation is enabled returns 0 if frequency interpolation is disabled ECAL IAV numeric value gt The ECAL IAV command allows the ECal system to override for isolation calibrations the averaging value specified
18. HP 85060C OPERATION 3 25 3 8 6 For particular application it might be desirable t Responding to the ECal RUN Key o have the user calibrate the analyzer manually The sample in paragraph 3 8 5 1 is one possible means of this This example shows another method where the user will press the ECal control unit RUN button when they wish to perform a calibration The control unit will then interrupt the application program to get control and allow the user to perform the calibration 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 60 70 180 90 200 210 220 230 240 250 260 270 280 3 26 OUTPUT 718 SRE 32 OUTPUT 718 ESE 2 ON INTR 7 2 CALL Srq handler LOOP PRINT Count is T I 1 END LOOP END SUB Srq_handler IF NOT BIT SPOLL 718 5 THEN PRINT ECal is not causing Interrupt ELSE OUTPUT 718 ESR ENTER 718 Esr IF NOT Esr 1 THEN PRINT ECal does not want controi ELSE PASS CONTROL 718 PRINT CONTROL PASSED TO ECAL LOOP STATUS 7 3 Stat EXIT IF BIT Stat 6 END LOOP PRINT CONTROL RETURNED FROM ECAL END IF END IF SUBEND Set up ECal masks and interrupt handlers Enable Interrupt on Event Status Bit Enable Interrupt on Request Control The application continues here Dummy application I Read the Event Status Register Ensure that the ECal wants Control 1 Pass control to ECal Monitor Interface Status I Finish whe
19. INTERCONNECT Figure 3 1 HP 85060C ECal System Conceptual Block Diagram 3 2 OPERATION HP 85060C POWER ON Self test All LED s on approx 20 sec i NOTE Heavy line indicates normal operation DOES THE DISK CONTAIN THE 850600 OPERATING SYSTEM IS THERE DISK IN THE FLOPP DRIVE LOAD FROM YES FLASH MEMORY SYSTEM TO FLASH YES COPY OPERATING MEMORY REFER TO CHAPTER 5 TROUBLESHOOTING EXECUTE PROGRAM RUN SYSTEM BEGIN NORMAL CHECKS OPERATION REREORMS USER SAVES AND CONNECTS MEASUREMENT CALIBRATION G NWA MODULE S CALIBRATION USIN USER SETS NWA freq range averaging etc AND PRESSES RUN ON THE CONTROL UNIT THE SYSTEM IS NOW READY FOR MEASUREMENTS Figure 3 2 Typical Operating Sequence HP 85060C OPERATION 3 3 3 3 Operating Characteristics The operating characteristics of the ECal control unit are largely module dependent Table 3 1 briefly sum marizes the major operating characteristics of the ECal System i e the control unit with module s This table is not intended to be an in depth listing of all operations and ranges but gives an idea of the instru ments capabilities RF Input Power is 420 dBm maximum any module any condition Module Part Number 85060 60001 Tab
20. Refer to Figure 3 3 for the following panel feature descriptions 1 HP IB Status LED s These LED s show the HP IB interface status as follows REM When illuminated this LED indicates the interface is in the REMOTE mode LSTN When illuminated this LED indicates the ECal control unit is addressed as LISTENER TALK When illuminated this LED indicates the ECal control unit is addressed as TALKER SRQ When illuminated this LED indicates the ECal control unit is asserting a SERVICE REQUEST Check HP IB When illuminated this LED indicates an HP IB 488 fault 2 3 5 inch Floppy Disk Drive Used for ECal firmware upgrades Floppy drive usage is not required for operation 3 Line Switch and Line LED The line switch turns the ECal control unit on and off When the side of the switch labeled 0 is depressed the control unit is off 1 is on The line LED goes on and off with the control unit line switch 4 Instrument Check LED Continued illumination of this LED after turn on indicates a that the built in diagnostic routine has detected some problem Refer to Chapter 5 Troubleshooting 5 Run Switch The RUN switch controls test set calibration from the front panel of the control unit Depressing this switch begins the calibration process This switch also functions as an ABORT to stop the calibration process 6 System Bus Connector This connector is used for HP IB communications with the network ana lyzer 7 Control Unit Bus
21. disassembly and reassembly of the following items Cover Fan Assembly reference designator FAN1 IEEE 488 Adapter Board Assembly A1 e Microprocessor Board Assembly A2 Control Logic Board Assembly A3 24V Power Supply Assembly A4 e 5 Power Supply Assembly 5 Display Board A6 HP IB Switch Board A7 3 5 Inch Floppy Drive Assembly D1 Figure 6 1 shows the location of these assemblies within the HP 85060C ECal Control Unit for reference Part numbers for these and other parts are listed in Chapter 7 Replaceable Parts Capacitors inside the instrument may still be charged even if the instrument has Warning been disconnected from its source of supply 6 2 Equipment Needed but not supplied Table 6 1 lists all the equipment required for assembly replacement Any equipment that satisfies the re quirements in the table may be substituted Table 6 1 Equipment Needed to Replace ECal Control Unit Major Assemblies Tool Used For HP Part Number anti static mat all components 9300 0797 wrist strap all components 9300 1257 Torx screwdriver T15 all components 8710 1816 Phillips screwdriver 4 amp 6 all components any supplier Torque Screwdriver all components any supplier HP 85060C REPLACEMENT PROCEDURES 6 1 LINE VOLTAGE FUSE EXTERNALLY ACCESSIBLE FY 11
22. for Remote Operation ECal module selection is performed by the user and should be based on connector type and frequency range of the device under test Available modules are listed by part number and description in Table 3 1 3 8 5 Performing Calibrations by Remote Operation The calibration type and procedure to be used depends on the type and accuracy of measurement required for the device under test Paragraph 3 7 6 provides information regarding the six available calibration types the best application for each type and a brief description For more detailed information refer to the appropriate network analyzer user s manual or Hewlett Packard application notes In all cases per forming calibrations by Remote Operation is very similar to performing calibrations by Stand Alone Op eration A host application may direct a calibration in one of two fashions as follows 1 Initiate the calibration remotely and then allow the user to use ECal menus to measure each module 2 The application may control each step of the calibration prompting the user to connect specific mod ules Paragraphs 3 8 5 1 through 3 8 5 3 describe calibrations of each type 85060 OPERATION 3 23 3 8 5 1 Host initiated Manual Calibration If an application requires a calibration but the parameters module frequency range connector type vary from day to day it may be appropriate for the application to initiate a calibration and then allow the use
23. in the network analyzer setup For all other calibrations measurements are performed using the averaging value specified in the network analyzer setup However isolation calibrations typically require significantly increased averaging This command will set the averaging value used for isolation measurements to the specified numeric value If the numeric value is not included the user will be prompted to enter the desired averaging value using the active entry capability of the network analyzer softkeys ECAL IAV The ECAL IAV command returns the averaging value specified in the network analyzer setup HP 85060C 10 27 94 COMMAND REFERENCE 4 3 ________ SENSe CORRection COLLect ACQuire Requires Pass Control DONE Requires Pass Control ADAPter SENS CORR COLL The SENS CORR COLL subsystem commands are used by the host computer to initiate measure and bring closure to calibrations SENS CORR COLL ACQ module This command is used to initiate the measurement ofa specific ECal module module A B C or D after a calibration or confidence check has begun using SENS CORR COLL METH SENS CORR COLL DONE This command is used to indicate completion of the confidence check set the module to its idle state and restore the network analyzer display SENS CORR COLL METH lt method_name gt The SENS
24. is already plugged in press the line switch to ON If the power cable is not plugged in follow these instructions 1 Check that the fuse rating is appropriate for the line voltage used see Table 2 1 2 Plugin the power cable 3 Insure that there is no diskette in the floppy drive unless an ECal System firmware upgrade is to be performed 4 On the front panel press the LINE switch to ON 3 4 OPERATION HP 85060C When the control unit is turned on all of the front panel LED s will come on until the power up is com plete When power up is complete all of the LED s except the Line Power LED will turn off If any of the LED s fail to come on the Line Power LED fails to remain on or the other LED s remain on after power up refer to Chapter 5 Troubleshooting 3 5 Connecting Disconnecting Modules DO NOT connect or disconnect calibration modules while loading system software using the floppy drive Doing so may cause internal damage to the control unit At other times modules may be connected or disconnected during control unit operation although sufficient module warm up time must be allowed before Warning initiation of the calibration process see note below Ensure that only HP 8506x ECal Modules are connected to the ECal control unit module interface and that only Tuner Control Cables provided with the ECal Control Unit are used Note Valid calibration can not be guaranteed without proper warm up Refer
25. to the appropriate calibration kit Operating and Service Manual The control unit automatically recognizes ECal modules as they are connected Any of the four module interconnections may be used for any ECal module The ECal system will recognize a module as Module A B C or D based on the module interconnection used Unused modules or modules that have completed the calibration process may be left connected and therefore warmed up and ready for use Insure that proper care is taken with ECal modules at all times refer to the appropriate calibration kit Operating and Service Manual for more information HP 85060C OPERATION 3 5 UNA p Gtivxavd aura Figure 3 3 Front and Rear Panel Features HP 850800 OPERATION 3 6 3 6 Panel Features 3 6 1 Front Panel and Rear Panel Features for the Standard and Optional Configura tions Figure 3 3 shows the ECal control unit front and rear panel features for the standard configuration rear panel ECal module interconnections In the optional configuration front panel ECal module connections the functionality of all of the features remain the same as in the standard configuration Only the location of the module interconnections is changed
26. to the top level menu NWA NWA NWA PORT 4 PORT2 NWA PORT 1 PORT2 f ECal ER Owi PP ADAPTI ORE STEPS 10 amp 11 lt ECal MODULE STEP Figure 3 5 Adapter Calibration Connection Diagram HP 85060C OPERATION 3 17 3 7 7 6 Perform 1501 ADP 2 PORT Calibration 1 Setup the network analyzer as required see the appropriate network analyzer user s manual for more information 2 Select the appropriate ECal module s for frequency range and connector type see Table 3 1 fora listing Also select the appropriate adapter s 3 Connect ECal module to the control unit to begin the warm up Refer to the appropriate calibration kit Operating and Service Manual 4 Press RUN on the control unit 5 Select OMIT ISOL ADP 2 PORT from the top level menu of the network analyzer see Figure 3 4 This will access the measurement menus 6 Connect the module s to Port 2 of the network analyzer as shown in Figure 3 5 7 Press the appropriate measurement key for the module type connected The ECal system will now begin the calibration process progress is indicated on the network analyzer display Upon calibration completion the module designation Module A B etc will be underlined on the network analyzer menu 8 Repeat as necessary using all modules required to cover the desired frequency band 9 Press NEXT MENU to continue 10 Connect the adapter to Port 2 of the net
27. 0 ohm load with a minimum of 30 dB of return loss When the confidence check is selected the ECal control unit will read the pre measured corrected data store it into network analyzer memory and then use the calibration stored in the network analyzer to make corrected measurement of the confidence state These measurements are then presented in a graphical way The graphical options available depend on the type of calibration being checked If the confidence check is used for a two port calibration all four S parameters are available For a one port calibration the reflec tion option 11 or S22 will be available depending on the calibration type In any case the data may be displayed in one of two ways With the BOTH option the pre measured data and the current data are displayed and a visual com parison of these measurements may be made With the DIV option only a ratio of the pre measured data to the current data is displayed The confidence check will change many network analyzer parameters for data presentation Choosing DONE CHECK will complete the confidence check and restore the network analyzer conditions with the exception of data in memory that were in effect before the confidence check was invoked HP 85060C OPERATION 3 19 3 7 8 1 Perform Confidence Check 1 10 11 12 Set up the network analyzer as required see the appropriate network analyzer user s manual for more inform
28. 10 OUTPUT 718 SRE Sends Status Register Enable Query 20 ENTER 718 Places response in vari able 30 PRINT A Prints response 40 END STB HP 85060 10 27 94 Status Byte Enable Query Returns the current value of the status byte including the master summary bit The serial poll response is this byte which includes the RSV bit Reading this byte with STB does not clear the status byte the master summary bit or the RSV bit Reading this byte with a serial poll clears only the RSV bit The status byte can only be cleared by clearing all of the bytes which are summarized within it Bit numbers decimal values and corresponding functions are shown in Table 4 2 Table 4 2 ECal Status Byte Register DECIMAL BIT VU UE FUNCTION 7 not used 6 RSV bit Master Summary bit MSS 5 Event Status Summary ESB 4 16 Message Available MAV 3 8 not used 4 E 2 E rror Queue 1 2 not used Ee 0 1 not used COMMAND REFERENCE 4 11 TST Self Test Returns 0 indicating that no internal failures have occurred eg WAI Wait to Continue This command prevents the execution of any further commands until pending operations are complete Since ECal processes commands sequentially this command has no effect on ECal operation It is processed for compliance with IEEE 488 2 standards 4 12 COMMAND REFERENCE 10 27 94 HP 85060C 4 4 Quick Reference for SCPI and I
29. 4 1 Command Types nnne 4 1 4 1 1 SCPI Command Format ssi ss a hehe aad 4 1 4 1 2 Common Command Format hh hn 4 1 4 2 SCPI Command Reference hn 4 2 4 3 Command Reference nnn 4 8 4 4 Quick Reference for SCPI and IEEE 488 Commands 4 13 5 TROUBLESHOOTING 5 1 Introduction 5 1 5 2 Recommended Test 5 1 5 3 Diagnostic Software mener 5 1 Contents 2 HP 85060C 5 4 Troubleshooting 5 1 5 5 TFroubleshooting Proced res er b Ren E 5 4 5 5 1 For a No DC Power Condition 5 4 5 5 2 If the Control Unit Does Not Recognize the Module 5 4 5 5 3 If the Calibration Results are Unsatisfactory 5 4 6 REPLACEMENT PROCEDURES GL Introduction a eE AA 6 1 6 2 Equipment Needed but not supplied 6 1 6 3 Assembly Replacement 5 6 3 6 3 1 Preliminary Precautions xi neces Dor sp nee naust Ge bed Rachie da 6 3 6 3 2 To Remove he COVeE carn ELS ERE RAE 6 3 6 3 3 T
30. 7xx series Confidence Check This function provides a comparison of the current ECal module measurements vs the factory characterization measurements Results are displayed using the network analyzer Service Functions Firmware Revision This function will display the ECal system firmware revision on the network analyzer display Service Functions Module Information This function will display the following module information on the network analyzer display Model Number Serial Number Connector Type Calibration Date Start Frequency Stop Frequency Number of Frequencies and Current Module Status Return This function will return the user to the top level menu 3 7 5 Selecting Modules ECal module selection is performed by the user and should be based on connector type and frequency range of the device under test Available modules are listed by part number and description in Table 3 1 3 10 OPERATION HP 85060C 3 7 6 Performing Calibrations The calibration type and procedure to be used depends on the type and accuracy of measurement required for the device under test The following paragraphs provide information regarding the six available cali bration types including the best application for each type and a brief description For more detailed infor mation refer to the appropriate network analyzer user s manual or Hewlett Packard application notes Calibrations are performed using the network analyzer configuration settings
31. Board Assembly Torque all 4 screws to 7 inch pounds all 6 screws to 11 inch pounds 6 3 7 To Remove the 24V Power Supply Assembly A4 1 Remove the cover see paragraph 6 3 2 AC line voltage is present on this printed circuit assembly Ensure that the power Warning cable is disconnected for a minimum of one minute before proceeding to allow capacitors to discharge 2 Disconnect the DC harness and the AC harness 3 Remove the four 6 Phillips head screws and the 24V Power Supply Assembly 4 Reverse order to reinstall the 24V Power Supply Assembly Torque all 6 screws to 11 inch pounds 6 4 REPLACEMENT PROCEDURES HP 85060C 6 3 8 To Remove the 5V Power Supply Assembly A5 1 Remove the cover see paragraph 6 3 2 AC line voltage is present on this printed circuit assembly Ensure that the power Warning cable is disconnected for a minimum of one minute before proceeding to allow capacitors to discharge 2 Disconnect the DC harness four connectors and the AC harness 3 Remove the four 6 Phillips head screws and the 5V Power Supply Assembly 4 Reverse order to reinstall the 5V Power Supply Assembly Torque all 6 screws to 11 inch pounds 6 3 9 To Remove the Display Board A6 1 Remove the cover see paragraph 6 3 2 2 Disconnect the ribbon cable assembly 3 Remove the five 4 Phillips head screws and the Display Board 4 Reverse order to reinstall the Display Board Torque all 4 screws to 7 inch
32. Bus Address Switch 3 7 Network Analyzers Supported Models 1 1 1501 2 Calibration Description of 3 11 To Perform 3 16 OMIT ISOL ADP 2 PORT Calibration Description of 3 1 I To Perform 3 18 Operating Characteristics 3 4 OPERATION 3 1 Options 1 2 Overlapping Frequency Range Optimizing Performance in Packaging 2 6 Panel Features 3 6 3 7 Part Numbers Power Cable and Line Main Plug 2 3 Replaceable Parts List 7 1 Pass Control Sending Commands Which Do Not Require 3 23 Sending Commands Which Require 3 22 Power Cables 2 2 Power Dissipation 1 3 Power Requirements 1 3 2 1 Preparation for Use 2 1 R Rack Mounting 1 2 2 5 REM 3 7 REMOTE 3 7 Remote Operation 3 21 Performing Calibrations by 3 23 Selecting Modules for 3 23 Setting Calibration Parameters for 3 23 System Configuration for 3 21 REPLACEABLE PARTS 7 1 Ordering Information 7 1 Replaceable Parts List 7 2 REPLACEMENT PROCEDURES 6 1 Preliminary Precautions 6 3 To Remove the 24V Power Supply Assembly A4 6 4 To Remove the 3 5 Inch Floppy Drive Assembly D1 6 5 To Remove the SV Power Supply Assembiy A5 6 5 To Remove the Control Logic Board Assembly A3 6 4 To Remove the Cover 6 3 To Remove the Display Board A6 6 5 To Remove the Fan Assembly FANI 6 3 To Remove the HP IB Switch Board A7 6 5 Remove the IEEE 488 Adapter Board Assembly A1 To Remove the Microprocessor Board Assembly A2 6 4 Replacement Proc
33. D illuminated Indicates that the built in diagnostic routine has detected some problem Check connections and restart Condition 3 LINE and CHECK HP IB LED illuminated Indicates an HP IB fault Check con nections and restart If the problem continues suspect the HP IB board Condition 4 LINE INSTRUMENT CHECK and SRQ LED illuminated Indicates that the fac tory test switch is on and the ECal control unit is not the system controller This is not an allowable condition for normal use Check and reset HP IB address settings refer to Chapter 2 for HP IB address selection Condition 5 LINE INSTRUMENT CHECK and CHECK HP IB LED illuminated During the boot sequence turn on this is not an error condition it indicates that the control unit has passed its self test and is loading firmware continuation of this condition after turn on indicates that ECal firmware could not initialize the HP IB hardware Check connections and restart If the problem con tinues suspect the HP IB board Condition 6 LINE INSTRUMENT CHECK and REM LED illuminated Indicates that the firmware cannot be loaded from flash memory Suspect firmware problem or failed flash memory microprocessor board Restart using the ECal system floppy disk provided with the control unit Condition 7 LINE INSTRUMENT CHECK and LSTN LED illuminated Indicates that an attempt to execute the program from floppy disk has failed Suspect an incorrect floppy disk format or a ba
34. Do not proceed beyond a warning note until the indicated conditions are fully understood and met vi ASSISTANCE Product maintenance agreements and other customer assistance agreements available for Hewlett Packard products For any assistance contact your nearest Hewlett Packard Sales and Service Office CERTIFICATION Hewlett Packard Company certifies that this product met its published specifications at the time of shipment from the factory Hewlett Packard further certifies that its calibration measurements are traceable to the United States National Institute of Standards and Technology to the extent allowed by the Institute s calibration facility and to the calibration facilities of other International Standards Organization members This Hewlett Packard instrument product is warranted against defects in material and workmanship for period of one year from date of shipment During the warranty period Hewlett Packard Company will at its option either repair or replace products which prove to be defective For warranty service or repair this product must be returned to a service facility designated by Hewlett Packard Buyer shall prepay shipping charges to Hewlett Packard and Hewlett Packard shall pay shipping charges to return the product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to Hewlett Packard from another country Hewlett Packar
35. EEE 488 Commands The following tables summarize SCPI and IEEE 488 2 Common Commands for the HP 85060C ECal Control Unit Table 4 3 SCPI Commands Quick Reference Command DISP MENU NAME ECAL IAV numeric value ECAL FINT ON OFF Description Display the specified NAME ECal menu on the network analyzer Sets amount or returns value of averages for use in isolation measure ments Enable or disable frequency interpolation or show current frequency interpolation status SENS CORR COLL ACQ lt A B C D gt Initiate the measurement of a specific ECal module E SENS CORR COLL DONE Used to indicate confidence check completion set the module to its idle state and restore the network analyzer display SENS CORR COLL METH method name Performs the appropriate specified calibration SENS CORR COLL METH ADAP Performs an ADAPTER 2 PORT calibration SENS CORR COLL METH CCH SENS CORR COLL METH FULL SENS CORR COLL METH QAD SENS CORR COLL METH QFUL SENS CORR COLL METH 511 Performs CONFIDENCE CHECK of the NWA calibration Performs FULL 2 PORT calibration including the isolation terms Performs an OMIT ISOL ADP 2 PORT calibration Performs an OMIT ISOL 2 PORT calibration Performs an 511 1 PORT calibration using NWA Port 1 SENS CORR COLL METH 522 SENS CORR COLL NEX Performs 22 1 PORT calibration u
36. HECK Sa LSTN TALK SRQ CHECK oj 28 INSTRUMENT ES INSTRUMENT 1 CHECK 1 CHECK ra zu OFF e ow ABORTILOCAL LINE ABORT LOGAL Condition 4 Condition 10 av HP4B STATUS f REM LSTN TALK ERG CHECK HES E E T STATUS EN REM LSTN TALK CHECK 9 o S3 Eg 1 2e RUN er orr JL 2 LINE ABORT LOCAL LINE ABORT LOCAL Condition 5 Condition 11 HP4B STATUS REM LSTN TALK SRQ CHECK o PON i f REM LSTN LIS S INSTRUMENT E INSTRUMENT i GHECK DON RUN OFF LINE ABORTILOCAL LINE ABORT LOCAL Condition 6 S 7 Condition 12 ri S SR CK HPJB DE Sx M M INSTRUMENT im E IL oFF OFF Lon UNE ABORTILOCAL LINE ABORTILOCAL Figure 5 1 Front Panel LED Status Conditions TROUBLESHOOTING HP 85060C Prior to troubl shooting please insure that normal ECal operation described Chapter 3 is fully understood Refer to Figure 5 1 for the following front panel LED status condition descriptions Condition 1 All LED s off Indicates No DC Power condition Refer to paragraph 5 5 1 Condition 2 LINE and INSTRUMENT CHECK LE
37. HP IB cable assembly and the backplane cable assembly 3 Remove the two 4 Phillips head screws then lift the Adapter Board Assembly vertically 4 Reverse order to reinstall the Printed Circuit Assembly Torque all 4 screws to 7 inch pounds HP 85060C REPLACEMENT PROCEDURES 6 3 6 3 5 To Remove the Microprocessor Board Assembly A2 1 Remove the cover and the IEEE 488 Adapter Board Assembly see paragraphs 6 3 2 and 6 3 4 Disconnect the disk drive cable assembly and the DC harness pe Ze Remove the six 6 Phillips head screws then the Microprocessor Board Assembly gt Reverse order to reinstall the Microprocessor Board Assembly Torque all 4 screws to 7 inch pounds all 6 screws to 11 inch pounds 6 3 6 To Remove the Control Logic Board Assembly A3 1 Remove the cover and the IEEE 488 Adapter Board Assembly see paragraphs 6 3 2 and 6 3 4 2 On the microprocessor board remove the disk drive cable assembly and the DC harness Then remove the three 6 Phillips head screws from the side of the microprocessor board opposite the hinge and swing the microprocessor board up to access the control logic board 3 On the control logic board remove the following Four module cable assemblies HP IB switch cable assembly Display cable assembly DC harness Backplane cable assembly 4 Remove the eight 6 Phillips head screws then the Microprocessor Board Assembly 5 Reverse order to reinstall the Microprocessor
38. They may or may not continue to function if subjected to an electrostatic discharge Their reliability will however be impaired To prevent electrostatic discharge damage ground the work area and yourself Turn the control unit off Disconnect the power cord Exercise caution when handling ribbon cable connections To install part reverse the appropriate procedure 6 3 2 To Remove the Cover The opening of covers or removal of parts is likely to expose dangerous voltages Warning Disconnect the instrument from all voltage sources while it is being opened Set power to OFF and remove the power cable Remove the two top rear endcaps from the mainframe one Torx T 15 screw each Disengage the cover screw from the top rear center of the mainframe Slide the cover towards the rear and remove br Reverse order to reinstall the cover 6 3 3 To Remove the Fan Assembly FAN1 1 Remove the cover see paragraph 6 3 2 2 Disconnect the DC harness 3 Remove the two 4 Phillips head screws holding the fan bracket to the mainframe then the Fan Assembly 4 Remove the four 4 Phillips head screws holding the fan bracket to the fan 5 Reverse order to reinstall the Fan Assembly install so that the air flow is in the direction illustrated Torque all 4 screws to 7 inch pounds 6 3 4 To Remove the IEEE 488 Adapter Board Assembly A1 1 Remove the cover see paragraph 6 3 2 2 Disconnect the
39. ation Select the appropriate ECal module s for frequency range and connector type see Table 3 1 for listing Also select the appropriate adapter s Connect ECal module to the control unit to begin the warm up Refer to the appropriate calibration kit Operating and Service Manual Press RUN on the control unit Select CALIBRATE CONFIGURE from the top level menu of the network analyzer see Figure 3 4 This will access the configuration menu Select CONFIDENCE CHECK from the configuration menu This will access the confidence check module selection menu Connect the module s to the network analyzer as appropriate Select a module from the module selection menu This will access the parameter selection menu Select a parameter and or a display option from the parameter selection menu This will cause series of events which include downloading the corrected pre measured parameter data and measure ment of the confidence state The data will be presented in the manner selected If another parameter or display option is desired repeat step 9 When finished select DONE CHECK This will reset the network analyzer to the conditions that were in effect when the confidence check was invoked If this is not done noncritical scales parame ters and display options may be left in place Confidence check is now complete The network analyzer display returns to the top level menu 3 20 OPERATION 85060
40. d floppy disk Condition 8 LINE INSTRUMENT CHECK and TALK LED illuminated Indicates that an attempt to copy the program from floppy disk to flash memory has failed Suspect an incorrect floppy disk format a bad floppy disk or failed flash memory microprocessor board Condition 9 LINE and RUN LED illuminated Indicates that ECal is controlling the network ana lyzer This is not an error condition Condition 10 LINE LED illuminated and RUN LED flashing Indicates that ECal is requesting control from the network analyzer This is not an error condition Control must be passed from the host or ECal must be set to function as the non system controller Refer to Chapter 3 for more infor mation Condition 11 LINE LED illuminated and CHECK HP IB LED flashing Indicates that the net work analyzer is not responding to the control unit Check HP IB cables and verify that the control unit and network analyzer address selections are correct Refer to Chapters 2 and 3 for more informa tion Condition 12 All LED s remain illuminated Either the CPU has not booted properly or the con trol logic printed circuit board cannot control the display printed circuit board HP 85060C TROUBLESHOOTING 5 3 6 REPLACEMENT PROCEDURES 6 1 introduction Warning These servicing instructions are for use by qualified personnel only To avoid electrical shock do not perform any servicing unless you are qualified to do so Procedures are provided for
41. d for troubleshooting 5 3 Diagnostic Software factory test diagnostic program is built into firmware Instructions for use are included where applicable in the troubleshooting procedures below 5 4 Troubleshooting Sequence Prior to troubleshooting please insure that normal ECal operation described in Chapter 3 is fully un derstood Figure 3 2 shows the typical operating sequence and should be particularly helpful in determin ing whether a failure condition exists Troubleshooting should begin with a comparison of the front panel LED status against the conditions shown in Figure 5 1 The descriptions should offer corrective action or lead you to the appropriate trou bleshooting procedure s If there is a problem which is not indicated by front panel LED status see paragraph 5 5 HP 85060C TROUBLESHOOTING 5 1 Condition 1 TERS DOW CHECK SS INSTRUMENT RUN NES LINE ABORT ALOCAL Condition 7 lt STATUS L CHECK 2 INSTRUMENT e f lec RUN OFF ON a LINE ABORTILOCAL Condition 2 Condition 8 WC STATUS o CP nium STATUS CHECK NN RL Se INSTRUMENT 9 29 INSTRUMENT SC RR Ve a E SC LINE ABORTALOGAL LINE ABORT LOCAL Condition 3 Condition 9 STATUS STATUS REM LSTN TALK C
42. d in appropriate places throughout this manual HP 85060C GENERAL INFORMATION 1 1 1 5 Instruments Covered by this Manual Attached to the rear panel of this instrument is a serial number plate which shows the instrument s model and serial numbers The serial number is in the form 0000000000 The first six digits form the serial num ber prefix the first two digits are a country code the next four are a year week designation The last four digits form the suffix a simple counting sequence The contents of this manual apply directly to instru ments having the serial numbers prefix es listed under SERIAL NUMBERS on the title page 1 6 Options e Option 001 provides front panel ECal module interconnections Option 908 provides a rack mount kit which does not retain the Control Unit front handles Option 910 provides an additional Operating Programming and Service Manual Option 913 provides a rack mount kit which retains the Control Unit front handles 1 7 Accessories Supplied The accessories supplied with the ECal Control Unit are listed on the packing slip The line power cable is supplied in one of several configurations depending on the destination of the original shipment Refer to Power Cables in Chapter 2 of this manual 1 8 Accessories Available Rack Mounting Kit Two rack mount kits are available as options see Options above Both rack mounting kits contain all of the necessary hardware to allow the ECal Control U
43. d warrants that its software and firmware designated by Hewlett Packard for use with an instrument will execute its programming instructions when properly installed on that instrument Hewlett Packard does not warrant that the operation of the instrument or software or firmware will be uninterrupted or error free LIMITATION OF WARRANTY The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by Buyer Buyer supplied software or interfacing unauthorized modification or misuse operation outside of the environmental specifications for the product or improper site preparation or maintenance NO OTHER WARRANTY IS EXPRESSED OR IMPLIED HEWLETT PACKARD SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE EXCLUSIVE REMEDIES THE REMEDIES PROVIDED HEREIN ARE BUYER S SOLE AND EXCLUSIVE REMEDIES HEWLETT PACKARD SHALL NOT BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER BASED ON CONTRACT TORT OR ANY OTHER LEGAL THEORY vii Contents 1 GENERAL INFORMATION ld Description ed E 1 1 152 EE 1 1 1 3 EE 1 1 J 4 Safety Considerations sus stans E Ne he dd se 1 1 1 5 Instruments Covered by this Manual 1 2 156 2 SOP OTS sess mti ioi s dpt tert EO Ne 1 2 1 7 Accessories Suppl
44. e SENS CORR CORR ACQ command is executed SENS CORR COLL PRI This command is used to return from Phase 2 to Phase 1 of the adapter calibration Any completed Phase measurements will be lost SENS CORR COLL RES This command is used to resume a calibration already in process HP 85060 10 27 94 COMMAND REFERENCE 4 5 SAVE SENS CORR COLL SAVE calset number Requires Pass Control This command is used to end the calibration process after all required modules have been measured and then load the coefficients into the network analyzer If a calset number is included the command the calibration is saved in that register Otherwise the user is prompted via the standard network analyzer menus VIEW SENS CORR COLL VIEW lt BOTH DIV gt This command is used to set the display mode when the SENS CORR CORR ACQ command is executed VIEW BOTH Displays DATA amp MEMORY VIEW DIV Displays DATA divided by MEMORY 4 6 COMMAND REFERENCE 10 27 94 HP 85060C MM M aa SYSTem Subsystem Syntax ERROr PRESet VERSion HP 850600 10 27 94 SYST The SYST subsystem commands access certain standard SCPI commands not related to instrument performance SYST ERR Returns the error number and message associated with the latest actions of the ECal system The errors will be contained in two element FIFO First In First Out que
45. e have been selected Verify that the fuse is matched to the power source See Table 2 1 for fuse ratings Part numbers for these and other parts are listed in Chapter 7 Table 2 1 Fuse Ratings Line Voltage Fuse Rating 115 120 VAC 4 Amperes 230 240 VAC 2 Amperes 2 3 4 Power Cables BEFORE CONNECTING THIS INSTRUMENT the protective earth terminals of this instrument must be connected to the protective conductor of the line Main power cable The line plug shall only be inserted into a socket provided with protective earth circuit The protective action must not be negated by the use of an extension cord power cable without a protective conductor grounding Grounding one conductor of a two conductor outlet is not sufficient protection Warning This instrument is equipped with a three wire power cable When connected to an appropriate ac power receptacle this cable grounds the instrument chassis The type of power cable plug shipped with each in strument depends on the country of destination See Figure 2 1 Power Cable and Line Main Plug Part Numbers for the part numbers of these power cables Cables are available in different lengths and some with right angle plugs to the instrument Check with your nearest HP service center for descriptions and part numbers for these cables 2 2 INSTALLATION HP 85060C Cable art
46. e the module with the best speci fications over the overlapping frequency range Consult the HP 85060 Family Electronic Calibration Sys tem Product Overview or the network analyzer verification software for specifications When performing broadband calibrations that span the overlapping frequency range e g 0 045 18 GHz the HP 85060C control unit uses the data from the module which was connected last during the calibration sequence For best performance connect the highest performance module last during the calibration se quence 3 12 OPERATION HP 85060C 3 7 7 Calibration Procedures 3 7 7 1 Perform 511 1 PORT Calibration 1 Set up the network analyzer as required see the appropriate network analyzer user s manual for more information Select the appropriate ECal module s for frequency range and connector type see Table 3 1 for a listing Connect ECal module to the control unit to begin the warm up Refer to the appropriate calibration kit Operating and Service Manual 4 Press RUN on the control unit Select 511 1 PORT from the top level menu of the network analyzer see Figure 3 4 This will access the measurement menus Connect the module to Port 1 of the network analyzer although module Port A or B may be used interchangeably for single port measurements module Port A is preferred Press the appropriate measurement key for the module type connected The ECal system will now begin the calibration p
47. edures Assembiy Locations 6 2 Responding to the ECal RUN Key 3 26 RF Input Power 3 4 Run Switch 3 7 5 11 1 PORT Calibration Description of 3 11 To Perform 3 13 522 1 PORT Calibration Description of 3 11 To Perform 3 14 Safety 1 1 1 3 Sample Network Analyzer ECal Menus 3 8 SCPI Command Format 4 1 Command Reference 4 2 Quick Reference 4 13 Selecting Modules 3 10 Index 2 HP 85060C Index ACQ 4 4 DONE 4 4 METH 4 4 NEX 4 5 PAR 4 5 PRI 4 5 RES 4 5 SAVE 4 6 VIEW 4 6 COLL subsystem 4 4 SERVICE REQUEST 3 7 Specifications Environmental 1 3 General 1 1 SRQ 3 7 Stand alone Manual Operation 3 9 Storage and Shipment 2 6 SYST ERR 4 7 PRES 4 7 VERS 4 7 SYST subsystem 4 7 System Bus Connector 3 7 System Configuration for Stand alone Operation 3 9 T TALK 3 7 TALKER 3 7 Test Equipment Recommended 5 1 Theory of Operation 3 1 To Order Parts Fast 7 1 TROUBLESHOOTING 5 1 Troubleshooting Procedures 5 4 Sequence 5 1 tuner control cable 1 2 3 1 Turn on Procedure 3 4 Types of Analyzers 3 9 Typical Operating Sequence 3 3 Ww Weight 1 3 HP 85060C Index 3
48. ement menus 6 Connect the module s to Port 2 of the network analyzer as shown in Figure 3 5 7 Press the appropriate measurement key for the module type connected The ECal system will now begin the calibration process progress is indicated on the network analyzer display Upon calibration completion the module designation Module A B etc will be underlined on the network analyzer menu 8 Repeat as necessary using all modules required to cover the desired frequency band 9 Press NEXT to continue 10 Connect the adapter to Port 2 of the network analyzer as shown in Figure 3 5 For adapter calibrations using multiple more than one calibration modules all Notes modules must be measured before adapters are measured For best accuracy once connected to Port 2 the adapter should remain connected until calibration is complete 11 Connect the module between Port 1 of the network analyzer and the adapter as shown in Figure 3 5 12 Repeat step 7 13 Repeat as necessary using all modules required to cover the desired frequency band 14 Press SAVE CAL on the measurement menu 15 Select a storage register from the network analyzer save register menu The HP 8510B C will request the user to select a calset register this is optional on the HP 87xx series network analyzers The ECal control unit floppy drive can not be used for this purpose 16 Calibration is now complete The network analyzer display returns
49. er HP 85060C OPERATION 3 11 The ADAPTER 2 PORT calibration is best applied to high accuracy magnitude and phase measurements including isolation of non insertable two port devices This is essentially the same calibration as the FULL 2 PORT with the exception that metrology grade adapters are used This 12 term calibration provides full directivity isolation source match load match and frequency re sponse vector error correction for transmission and reflection measurements It requires measurement of all four S parameters and is therefore more time consuming The OMIT ISOL ADP 2 PORT calibration is best applied to high accuracy magnitude and phase mea surements excluding isolation of non insertable two port devices This is essentially the same calibration as the OMIT ISOL 2 PORT with the exception that metrology grade adapters are used This calibration provides all of the functionality of the ADAPTER 2 PORT calibration with the exception of isolation measurements and is therefore quicker 3 7 6 1 Optimizing Performance the Overlapping Frequency Range The HP 85060 series calibration kits may contain two modules lowband and highband which overlap in frequency coverage For example the HP 85060A with Option 001 contains lowband 0 045 2 GHz module and a high band 1 18 GHz module In the overlapping frequency range the module specifica tions may vary When performing measurements in the overlapping frequency range us
50. explain how to duplicate the failure An example might be The Control Unit will not calibrate the network analyzer in the 45 MHz to 1 5 GHz range Original Packaging Containers and materials identical to those used in factory packaging are available through Hewlett Packard offices Mark the container FRAGILE to encourage careful handling In any correspondence refer to the instrument by model number and full serial number Other Packaging The following general instructions should be used for repackaging with commercially available materials 1 Wrap the instrument in heavy paper or ESD protective packaging If shipping to a Hewlett Packard office or repair center supply the information mentioned above in Tagging For Service and attach it to the instrument 2 Use a strong shipping container A double wall carton made of 2 4 MPa 350 psi test material is ade quate 3 Use enough shock absorbing material 75 to 100 mm layer 3 to 4 inches around all sides of the instrument to provide a firm cushion and prevent movement in the container Protect the front panel with an appropriate type of cushioning material to prevent damage during shipment 4 Sealthe shipping container securely 5 Mark the shipping container FRAGILE to encourage careful handling 2 6 INSTALLATION HP 85060C 3 OPERATION 3 1 Introduction This chapter describes the operation and characteristics of the ECal system illustrates the features and funct
51. he network analyzer Press the appropriate measurement key for the module type connected The ECal system will now begin the calibration process progress is indicated on the network analyzer display Upon calibration completion the module designation Module A B etc will be underlined on the network analyzer menu Repeat as necessary using all modules required to cover the desired frequency band Press SAVE CAL on the measurement menu Select a storage register from the network analyzer save register menu The HP 8510B C will request the user to select a calset register this is optional on the HP 87xx series network analyzers The control unit floppy drive can not be used for this purpose Calibration is now complete The network analyzer display returns to the top level menu 3 16 OPERATION HP 85060C 3 7 7 5 Perform an ADAPTER 2 Calibration 1 Setup the network analyzer as required see the appropriate network analyzer user s manual for more information 2 Select the appropriate ECal module s for frequency range and connector type see Table 3 1 for a listing Also select the appropriate adapter s 3 Connect ECal module to the control unit to begin the warm up Refer to the appropriate calibration kit Operating and Service Manual 4 Press RUN on the control unit 5 Select ADAPTER 2 PORT from the top level menu of the network analyzer see Figure 3 4 This will access the measur
52. his function all of the necessary modules must be connected and measured before saving the calibration coefficients to the network analyzer s cali bration registers This command is used to initiate the OMIT ISOL ADP 2 PORT calibration of the network analyzer This calibration is the same as the ADAPTER 2 PORT calibration with the exception that isolation measurements are omitted This command is used to initiate the OMIT ISOL 2 PORT calibration of the network analyzer This calibration is the same as the FULL 2 PORT calibration with the exception that isolation measurements are omitted This command is used to initiate the S11 1 PORT calibra tion using Port 1 of the network analyzer After selecting this function all of the necessary modules must be con nected and measured before saving the calibration coefficients to the network analyzer s calibration registers This command is used to initiate the S22 1 PORT calibra tion using Port 2 of the network analyzer After selecting this function all of the necessary modules must be con nected and measured before saving the calibration coefficients to the network analyzer s calibration registers SENS CORR COLL NEX This command is used to progress from Phase 1 to Phase 2 of the adapter calibration All Phase 1 measurements must be completed or errors will be generated SENS CORR COLL PAR lt 511 521 12 22 gt This command is used to determine which parameter is displayed when th
53. hose in which the mating Notes connectors are of the same type and same gender For example a device where both input and output connectors are female For adapter calibrations using multiple more than one calibration modules all modules must be measured before adapters are measured The S11 1 PORT calibration is best applied to high accuracy reflection measurements of one port devices using Port 1 of the test set This calibration determines the directivity source match and reflection tracking error terms These terms are then loaded into the network analyzer to be used in vector error correction for reflection measurements The 522 1 PORT is essentially the same calibration as the 511 1 PORT but uses Port 2 of the test set The FULL 2 PORT calibration is best applied to high accuracy magnitude and phase measurements in cluding isolation of insertable two port devices This 12 term calibration provides full directivity isolation source match load match and frequency re sponse vector error correction for transmission and reflection measurements It requires measurement of all four S parameters and is therefore more time consuming The OMIT ISOL 2 PORT calibration is best applied to high accuracy magnitude and phase measure ments excluding isolation of insertable two port devices This calibration provides all of the functionality of the FULL 2 PORT calibration with the exception of isolation measurements and is therefore quick
54. ied i bt had oda ee RO WO aars 1 2 128 Accessories Available von nece ao eee a RR E 1 2 1 9 Gi EE Caes OA eux FAG 1 2 2 INSTALLATION 2 1 T Inttoducliom kg RE EMEN ee ICA des 2 1 222 Inspection osos n DE qe e TA E bise 2 1 2 3 Preparation for Use ccce ur tei Uh ep etus Qe RE SP IPC IA 2 1 2 3 1 Installation Checklist 2 sr vass hes Hea ee oe EE e ae ae ae 2 1 2 3 2 Power Requirements Ve ret 2 1 2 3 3 Line Voltage and Fuse Selection 2 2 2 3 4 Power Cables vart nissen gott SE hd de 2 2 2 3 5 HP IB Address Selection for the Control Unit 2 4 2 3 6 HP IB Address Selection for the Network 2 4 2 3 7 Additional Switch Settings 2 4 2 3 8 Intetconinections vu oss qb estero hee s a s end 2 4 2 3 9 Mating Connectors ous ey Ee Ru er ROT E E EUN SAIS 2 4 2 3 10 Operating Environment 2 3005 ods s e see ERR EP RET LER S ER Ere 2 4 2 3 11 Bench Operation i i v Seah ands sakke besta DEUM pedes Lm NEG d 2 5 2 3 12 Rack Mounting ent ise ded er ean ebbe e pego d d 2 5 2 4 Storage and Shipment e EN cer er ur eser eee ve ea ENER 2 6 2 4 1 ESNVil OMIMEM ner Ress ie see 2 6 2 4 2 Packaging 220 sar terr Ledet pant thd ered 2 6
55. ified by this command The default value is 21 HP 85060C 10 27 94 COMMAND REFERENCE 4 9 eg RST Reset Command Resets an instrument to known state the power on state as follows Aborts all pending operations Disables the OPC and OPC modes Resets the Frequency Interpolation to Resets Isolation Averages to the default values RST does not affect The state of the HP IB interface The HP IB address The output queue The Status Request register Calibration data owner SRE n 4 10 COMMAND REFERENCE Service Request Enable When a service request occurs it sets a corresponding bit in the Status Byte Register This happens whether or not the event has been enabled unmasked by SRE The SRE command allows you to identify which of these events will assert an HP IB service request SRQ When an event is enabled by SRE and that event occurs it sets a bit in the status byte register and issues an SRQ to the computer sets the HP IB SRQ line true You enable an event by specifying its decimal weight for enable more than one event specify the sum of the decimal weights Example OUTPUT 718 SRE 9 Enables bits 0 amp 3 Respective weights are 1 8 9 10 27 94 HP 85060C SRE Status Register Enable Query Returns the weighted sum of all enabled unmasked events those enabled to assert SRQ in the Status Byte Register Example
56. ions of the standard and optional front and rear panels of the ECal control unit and explains the setup and use of the control unit in a system 3 1 1 ESD Cautions Always use an antistatic wrist strap when calibrating or verifying the test set or when using the test set to measure devices Never touch test port or ECal module center conductors or the exposed pins of the tuner control cable 3 2 Theory of Operation The ECal Electronic Calibration system determines the systematic errors of a vector network analyzer through a one time connection of the ECal module to the network analyzer port s The random error of connector non repeatability is reduced substantially through the one time connection when compared to the frequent connects and disconnects of the conventional method open short load The ECal Module is a solid state microwave two port device which is capable of establishing a piurality of reflection coefficients at each of its ports a low loss transmission coefficient between its ports and also high isolation between its ports This allows the module to simulate a wide variety of conventional cali bration standards These coefficients are characterized pre calibrated for each module at the factory and the characterization is stored within each module The characterization is traceable to the National Institute of Standards and Technology NIST Since the response of the ECal module is known to a high degree of accuracy
57. k character and may include one or more parameters The command keyword is separated from the first parameter by a space character Some examples of common commands are shown below CLS IDN SRE HP 85060C 10 27 94 COMMAND REFERENCE 4 1 4 2 SCPI Command Reference This section describes the SCPI commands for the System Instrument Commands are listed alphabetically by subsystem and also within each subsystem Commands which require pass control in the remote oper ation mode are identified as such mr DISPlay MENU Requires Pass Control ADAPter MENU CCH CCHA MENU CCHC CCHD MENU CONFigure MENU ECALibration MENU FULL MENU MODInformation MENU SERVice MENU S11C MENU S22C MENU QADapter MENU QFUL DISP MENU NAME lt ECAL CONF SERV MODI S11C S22C FULL QFUL ADAP QAD CCH CCHA CCHB CCHC CCHD gt The DISP MENU subsystem commands provide the user with local access to the ECal menu functions via the front panel and CRT of the network analyzer The available selections follow The module select menu for ADAPTER 2 PORT calibrations The module select menu for the confidence check The parameter select menu for the Module A confidence check The parameter select menu for the Module B confidence check The parameter select menu for the Module C confidence check The parameter select menu for the Module
58. l ECal menu on the network analyzer display You may move through the ECal menus as desired When finished exit the ECal menus press the ECal RUN key or select a network analyzer menu The message CONTROL RETURNED FROM ECAL will be displayed on the host The ECal system will pass control back to the host when it is finished with the network It expects to find the host at address 21 unless that address has been changed with the PCB command your host is not at address 21 you should include an OUTPUT statement with the PCB command before line 10 in this example Note 3 22 OPERATION HP 85060C 3 8 2 2 Sending Commands Which Do Not Require Pass Control Most ECal commands are sent and received very simply as shown in the following example 10 DIM Iden 80 20 OUTPUT 718 IDN 30 ENTER 718 Iden 40 END Line 10 sends a command to the ECal control unit requesting it s identity identification query Line 20 reads the string back from the ECal control unit 3 8 3 Setting Calibration Parameters for Remote Operation The majority of the parameters used for calibration are configured by setting the network analyzer as de sired before initiating the calibration but as in the manual measurement mode there are several parame ters which are specific to ECal and may need to be set They are ECAL FINT Frequency Interpolation ECAL IAV Isolation Averages See paragraph 3 7 4 for details 3 8 4 Selecting Modules
59. le 3 1 Operating Characteristics Connector Type 7 millimeter Frequency Range 45 MHz to 2 GHz 85060 60002 7 millimeter 1 to 18 GHz 85062 60001 3 5 millimeter insertable 45 MHz to 2 GHz 85062 60002 3 5 millimeter insertable 110 26 5 GHz 85062 60003 3 5 mm non insertable male 45 MHz to 2 GHz 85062 60004 3 5 mm non insertable male 11026 5 GHz 85062 60005 3 5 mm non insertable female 45 MHz to 2 GHz 85062 60006 3 5 mm non insertable female to 26 5 GHz 85064 60001 Type insertable 45 MHz to 2 GHz 85064 60002 insertable 1 to 18 GHz 85064 60003 Type N non insertable male 45 MHz to 2 GHz 85064 60004 Type N non insertable male i to 18 GHz 85064 60005 Type N non insertable female 45 MHz to 2 GHz 85064 60006 Type non insertable female 110 18 GHz 3 4 Information Before the instrument is switched on all protective earth terminals extension cords autotransformers and devices connected to it should be connected to protective earth grounded socket Any interruption of the protective earth grounding will cause a potential shock hazard that could result in personal injury Only fuses listed in Table 2 1 should be used Do not use repaired fuses or short circuited fuseholders To do so could cause a shock or fire hazard Warning Turn on Procedure If the control unit
60. n 3 14 3 7 7 3 To Perform a FULL 2 PORT Calibration 3 15 3 114 To Perform an OMIT ISOL 2 PORT Calibration 3 16 3 7 7 5 To Perform an ADAPTER 2 PORT Calibration 3 17 3 7 7 6 To Perform an OMIT ISOL ADP 2 PORT Calibration 3 18 3 7 8 Performing the Confidence 3 19 3 7 8 1 To Perform Confidence Check 3 20 3 8 Remote Operation 3 21 3 8 1 System Configuration for Remote Operation 3 21 3 82 Communicating with Host Computers 3 21 3 8 2 1 Sending Commands Which Require Pass Control 3 22 3 8 2 2 Sending Commands Which Do Not Require Pass Control 3 23 3 8 3 Setting Calibration Parameters for Remote Operation 3 23 3 8 4 Selecting Modules for Remote Operation 3 23 3 8 5 Performing Calibrations by Remote Operation 3 23 3 8 5 1 Host Initiated Manual Calibration 3 24 3 8 5 2 Host Directed Full Calibration 3 24 3 8 5 3 Host Directed Adapter Calibration 3 25 3 8 6 Responding to the ECal RUN Key 3 26 4 COMMAND REFERENCE
61. n Control is returned OPERATION HP 85060C 4 COMMAND REFERENCE 4 1 Command Types HP IB Hewlett Packard Interface Bus commands are separated into two types SCPI Standard Com mands for Programmable Instruments commands and IEEE 488 2 Common Commands 4 1 1 SCPI Command Format The SCPI commands perform functions like setting parameters making measurements and querying in strument states or retrieving data subsystem command structure is hierarchical structure that usually consists of top level or root command one or more lower level commands and their parameters The following example shows part of typical subsystem DISP MENU NAME lt ECAL CONF SERV etc gt DISP is the root command MENU is the second level command and NAME is third level command with parameters In this manual the following conventions are used Bracketed commands for example NAME indicate defaults and are therefore optional Commands in angle brackets MODI are required parameters Commands separated by vertical lines within angle brackets SERV MODI indicate available choices Lowercase choices indicate that a value must be specified 4 1 2 Common Command Format The IEEE 488 2 standard defines the Common Commands that perform functions like reset self test sta tus byte query etc Common commands are four or five characters in length always begin with an aster is
62. ng EMI considerations and are the only cables which should be used 2 3 9 Mating Connectors Interface Connector The HP IB mating connector is standard IEEE 488 Note that the two securing screws are metric 2 3 10 Operating Environment The operating environment for the ECal Control Unit is specified in Table 1 2 Environmental Specifica tions The operating environment for the ECal Modules is specified in the applicable Operating and Service man ual s 2 4 INSTALLATION HP 85060C 2 3 11 Bench Operation The instrument has plastic feet and fold away tilt stands for convenience in bench operation The plastic feet are designed to ensure self aligning of instruments when stacked The tilt stands raise the front of the instrument for easier viewing of the front panel stacked bench setup diagram is provided as an example in Figure 2 3 HP 85060C ECal CONTROL UNIT YY SYNTHESIZED o g SWEEP H GENERATOR la ia ooo DOS 000000 aao DO NETWORK ANALYZER orc 1 TEST SET iF TUNER CONTROL CABLE FROM REAR OF HP 8506x CONTROL UNIT ECal MODULE ANTI STATIC MAT A 3 WIRE LINE POWER CORD WRIST STRAP WITH PROPER CONNECTION TO GROUND MUST BE USED FOR ESD PROTECTION Figure 2 3 HP 85060 ECal System Bench Set up 2 3 12 Rack Mounting The Control Unit may be rack mounted using Hewlet
63. nit to be solidly mounted into an equipment rack 1 9 Cables The ECal Control Unit to ECal Module tuner control cable is DB 25 style 25 pin male to male D con nector The HP part number for this and other parts is listed in Chapter 7 1 2 GENERAL INFORMATION HP 850600 Table 1 1 Electrical and Mechanical Characteristics Characteristics Performance Limits Power Requirements Line Voltage 90 to 250 Vac Line Frequency 47 to 63 Hz Power Dissipation 200 maximum EEE i AM M KE C A C GE MEE IC A D CE ILE EEE EO Safety Meets requirements of IEC 348 and CETM 755 Weight Net Weight 40 kg 18 165 Shipping Weight 50 kg 22 5 Ibs Dimensions Height 100 mm 3 875 in Width 458 mm 18 in Length 569 mm 22 375 in Table 1 2 Environmental Specifications Specification Limits Operating Temperature 0 to 55 68 to 79 F Error Corrected Temperature Range 1 C of measurement calibration temperature Storage Temperature 40 to 75 40 to 167 F Barometric Pressure Altitude Operation 4 500 meters 15 000 feet Storage 15 000 meters 50 000 feet Relative Humidity Non condensing at all times Operation 0 to 80 26 maximum dry bulb Ld Storage 0 to 9596 Conducted Susceptibility CETM 765 Radiated Susceptibility EN 50082 1 IEC 801 3 Radiated Emissions CISPRII Magnetic Emissions CETM 765
64. ntral processing unit with built in firm ware and controls the entire calibration process from either the front panel of the network analyzer or through an external system controller 1 2 Documentation This manual contains the information required to install operate program and service the HP 85060C Electronic Calibration Control Unit This manual is divided into seven major chapters CHAPTER 1 GENERAL INFORMATION CHAPTER 2 INSTALLATION CHAPTER 3 OPERATION CHAPTER 4 COMMAND REFERENCE CHAPTER 5 TROUBLESHOOTING CHAPTER 6 REPLACEMENT PROCEDURES CHAPTER 7 REPLACEABLE PARTS Additional copies of this manual can be ordered separately through your nearest Hewlett Packard office The part number is listed on the inside of the title page of this manual 1 3 Specifications Electrical and mechanical characteristics are listed in Table 1 1 These characteristics are the standards or limits against which the instrument may be tested Environmental specifications are listed in Table 1 2 1 4 Safety Considerations This product is a Safety Class I instrument that is one provided with a protective earth terminal The ECal Control Unit and all documentation should be reviewed for familiarization with safety markings and in structions before operation Refer to the Safety Considerations page found at the beginning of this manual for a summary of the safety information Safety information for installation operation and performance testing is foun
65. number of averages etc with the exception of isolation calibrations which are performed using the number of averages set in the ECal configuration menu When using HP 8510 series network analyzers calibrations cannot be performed in the ramp sweep mode If ramp sweep is required during measurement of the device under test calibrate in step mode and perform measurements in ramp mode When switching from step to ramp mode the message CAUTION COR RECTION MAY BE INVALID will be displayed It is the users responsibility to determine whether the change invalidates the calibration This can be accomplished by comparing the DUT response in step vs ramp mode In general ramp sweep is recommended only for tuning purposes for accurate device mea surements use step sweep Likewise for HP 8720 series network analyzers swept mode calibrations are not allowed Calibrations should be performed using sweep type STEPPED ON If swept measurements are required calibrate in step mode STEPPED ON and perform measurements in swept mode STEPPED OFF The network an alyzer will display the message to indicate that the sweep type was changed Paragraphs 3 7 6 1 through 3 7 6 6 describe the calibration procedures in detail Insertable devices are those in which the mating connectors are of the same type opposite gender For example a device where the input connector is male and the ouiput connector is female Non Insertable devices are t
66. o Remove the Fan Assembly FANI 6 3 6 3 4 To Remove the IEEE 488 Adapter Board Assembly A1 6 3 6 3 5 To Remove the Microprocessor Board Assembly 2 6 4 6 3 6 To Remove the Control Logic Board Assembly 6 4 6 3 7 To Remove the 24V Power Supply Assembly A4 6 4 6 3 8 To Remove the 5V Power Supply Assembly A5 6 5 6 3 9 To Remove the Display Board 6 5 6 3 10 To Remove the HP IB Switch Board 7 6 5 6 3 11 To Remove the 3 5 Inch Floppy Drive Assembly 1 6 5 7 REPLACEABLE PARTS T4 introduction anda EE hace TE Ee AT Ree det 7 7 2 ReplaceableParis List teu Oe EEN RR RE en 7 1 753 Ordering Information ccu oe cung ORE pipe base EUST NE 7 1 724 FO Order Parts Fast ss sarah eee de see Er 7 1 HP 85060C Contents 3 Figure 2 1 Figure 2 2 Figure 2 3 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 5 1 Figure 6 1 Contents 4 List of Figures Power Cable and Line Main Plug Part Numbers ee Rear Panel HP IB Address Selection DIP Switches eee HP 85060C ECal System Bench Set up Example e HP 85060C ECal System Conceptual Block Diagram Typical O
67. perating Sequence ENEE Front and Rear Panel Features HP 85060C Table 1 1 Table 1 2 Table 2 1 3 1 4 1 Table 4 2 4 3 4 4 Table 6 1 Table 7 1 List of Tables Electrical and Mechanical Characteristics ENEE 1 3 Environmental Specifications Fuse Ratings M Operating Characteristics ECal Event Status Register ENNEN ECal Status Byte Register SCPI Commands Quick Reference ue 4 13 IEEE 488 2 Common Commands Quick Reference see 4 14 Equipment Needed to Replace ECal Control Unit Major Assemblies ee 6 1 Replaceable Parts List HP 85060C Contents 5 1 GENERAL INFORMATION 1 1 Description The HP 85060C Electronic Calibration ECal Control Unit is the controller for electronic calibration of vector network analyzers It performs one port or full two port calibrations using the HP 8506x series of two port electronic calibration modules Using single connection to variable impedance solid state calibration standard the calibration module the HP 85060C can create either a 12 Term two port error model 3 Term one port error model The single connection setup can be applied to connector configurations including insertable and non insertable The HP 85060C is designed for use with 8510B 8510C HP 8719C 8720 HP 8722C 8753C and HP 8753D network analyzer systems It houses ce
68. pounds 6 3 10 Remove the HP IB Switch Board A7 1 Remove the cover see paragraph 6 3 2 2 Disconnect the ribbon cable assembly 3 Remove the four 4 Phillips head screws and the HP IB Switch Board 4 Reverse order to reinstall the HP IB Switch Board Torque all 4 screws to 7 inch pounds 6 3 11 To Remove the 3 5 Inch Floppy Drive Assembly 01 1 Remove the cover see paragraph 6 3 2 2 Disconnect the DC harness and the disk drive cable assembly from the rear of the floppy drive assem bly Remove the four 4 Phillips head screws holding the floppy drive assembly bracket to the mainframe Slide the floppy drive assembly towards the rear of the mainframe before lifting out vertically Remove the six 4 Phillips head screws holding the floppy drive bracket to the floppy drive Pw Reverse order to reinstall the Floppy Drive Assembly Follow these steps to insure floppy drive align ment with the mainframe faceplate Install the bracket loosely to the floppy drive Slide the assembly into place within the mainframe Align the front of the floppy drive assembly with the mainframe faceplate Tighten the four rear 4 Phillips head screws which hold the floppy drive in the bracket Torque all 4 screws to 7 inch pounds Because the two front 4 Phillips head screws which hold the floppy drive in the bracket are inaccessible remove the assembly again to tighten the two front screws Again torque all 4 Scre
69. r perform the calibration An example of this is as follows 10 OUTPUT 716 PRES Commands to set up NWA 20 OUTPUT 716 STAR 2 GH2 STOP 18 GHZ 30 OUTPUT 718 DISP MENU NAME FULL Goto FULL 2 PORT Menu 40 CALL Pass control 50 The application continues here 60 END See paragraph 3 8 2 1 for the listing of the Pass control subprogram This example will set up the network analyzer as required for the measurement and then command the ECal control unit to begin a FULL 2 PORT calibration The Module Selection menu will be displayed on the network analyzer and the user will be able to select and calibrate using appropriate modules When the calibration is completed control will be returned to the host application 3 8 5 2 Host Directed Full Calibration For many production applications the same exact calibration procedures will be used day in and day out For these it is appropriate to have the application prompt the user with the specific steps to follow This sample executes a FULL 2 PORT calibration remotely 10 OUTPUT 716 PRES Set up the network analyzer 20 OUTPUT 716 STAR 2 GHZ STOP 18 GHZ 30 OUTPUT 718 SENS CORR COLL METH FULL 1 Start Cal 40 INPUT Connect Module A to NWA then Press ENTER Dum 50 OUTPUT 718 SENS CORR COLL ACQ Cal with Module 60 CALL Pass control 70 INPUT Connect Module B to NWA then Press ENTER Dum 80 OUTPUT 718 SENS CORR COLL ACQ B 1 Cal with Module B 90 CALL Pas
70. rocess progress is indicated on the network analyzer display Upon calibration completion the module designation Module A B etc will be underlined on the network analyzer menu 8 Repeat as necessary using all modules required to cover the desired frequency band 10 11 Press SAVE CAL on the measurement menu Select a storage register from the network analyzer save register menu The HP 8510B C will request the user to select a calset register this is optional on the HP 87xx series network analyzers The ECal control unit floppy drive can not be used for this purpose Calibration is now complete The network analyzer display returns to the top level menu HP 85060C OPERATION 3 13 3 7 7 2 To Perform 522 1 PORT Calibration 1 Set up the network analyzer as required see the appropriate network analyzer user s manual for more information Select the appropriate ECal module s for frequency range and connector type see Table 3 1 for a listing Connect ECal module to the control unit to begin the warm up Refer to the appropriate calibration kit Operating and Service Manual Press RUN on the control unit 5 Select 22 1 PORT from the top level menu of the network analyzer see Figure 3 4 This will access the measurement menus Connect the module to Port 2 of the network analyzer although module Port A or B may be used interchangeably for single port measurements module Port A is preferred
71. rror WESSEN 3 8 Device Error 2 4 Query Error 1 2 Request Control 0 1 Operation Complete 4 8 COMMAND REFERENCE 10 27 94 HP 85060C IDN Identification Query Returns string containing the current revision of the ECal firmware in the following format Hewlett Packard 85060C 0 XX YY The revision varies with the revision of the firmware installed in the system This is the only indication of which version of firmware is in use The major number XX indicates whether there have been functional changes made in the firmware The minor number YY indicates only that bug fixes and minor changes have been made Example Get the ID fields from the system and print them 10 DIM 50 Dimension string for ID fields 20 OUTPUT 718 IDN Sends identification query 30 ENTER 718 Places ID fields in string 40 PRINT AS Print ID fields 50 END OPC Operation Complete This command prompts ECal to generate the operation complete message in the Event Status Register ESR when all pending operations are complete OPC Operation Complete Query Since ECal processes all commands sequentially this command will always place an ASCII 1 in the ECal output buffer when all pending operations are complete PCB n Set the Passback Address Sets the address of the host computer In the non system controller mode the ECal Control Unit will return active control to the address spec
72. s control 100 OUTPUT 718 CORR COLL SAVE 5 Save calset 5 110 CALL Pass_control 120 1 The application continues here 130 END See paragraph 3 8 2 1 for the listing of the Pass control subprogram 3 24 OPERATION HP 85060C 3 8 5 3 Host Directed Adapter Calibration The adapter calibration can be controlled remotely as shown in the following example 10 OUTPUT 716 Set up NWA 20 OUTPUT 716 STAR 2 GHZ STOP 18 GHZ 30 OUTPUT 718 SENS CORR COLL METH FULL Start Cal 40 INPUT Connect Module A to NWA Port 2 then Press ENTER Dum 50 OUTPUT 718 SENS CORR COLL ACQ A Cal with Module A 60 CALL Pass control 70 INPUT Connect Module B to NWA Port 2 then Press ENTER Dum 80 OUTPUT 718 SENS CORR COLL ACQ B Cal with Module B 90 CALL Pass control 100 OUTPUT 718 SENS CORR COLL NEXT Go to 2nd phase 110 CALL Pass control 120 PRINT Connect Adapter to NWA Port 2 130 INPUT Connect Module A between Port 1 and Adapter then Press ENTER Dum 140 OUTPUT 718 SENS CORR COLL ACQ A Cal with Module A 150 CALL Pass control 160 INPUT Connect Module between Port 1 and Adapter then Press ENTER Dum 170 OUTPUT 718 SENS CORR COLL ACQ B Cal with Module B 180 CALL Pass control 190 OUTPUT 718 SENS CORR COLL SAVE 5 Save in Calset 5 200 CALL Pass control 210 The application continues here 220 END See paragraph 3 8 2 1 for the listing of the Pass control subprogram
73. sing NWA Port 2 Progress from calibration Phase 1 to Phase 2 SENS CORR COLL PAR Used to determine which parameter is displayed when the SENS CORR COLL ACQ command is executed SENS CORR COLL PRI Return to calibration Phase 1 from Phase 2 SENS CORR COLL RES Resume a calibration already in process SENS CORR COLL SAVE calset num ber End the calibration process load the error coefficients into the net work analyzer SENS CORR COLL VIEW lt BOTH DIV gt SYST VERS SYST PRES Used to set the display mode when the SENS CORR COLL ACQ command is executed Return the latest error number and message Return the ECal firmware revision Equivalent to the command Preset the ECal system to its power up state Equivalent to the RST command HP 85060C 10 27 94 COMMAND REFERENCE 4 13 Table 4 4 IEEE 488 2 Common Commands Quick Reference Command Description AMARE d CLS Clear Status Sets the ECal Control Unit status byte to 0 ESE Set Event Status Enable mask EE EE ESE Read Event Status Enable mask ESR Read Event Status Enable register IDN Identification Query Returns the ECal firmware revision Equivalent to the SYST VERS command OPC Operation Complete OPC Operation Complete Query Set
74. t Packard sub module cabinets Rack mounting in formation is provided with the rack mounting kits If the kits were not ordered with the instrument as op tions they may be ordered through the nearest Hewlett Packard office Refer to Options in Chapter for information regarding rack mounting kits HP 85060C INSTALLATION 2 5 2 4 Storage and Shipment 2 4 1 Environment The storage and shipment environment for the ECal Control Unit is specified in Table 1 2 Environmental Specifications The storage and shipment environment for the ECal Modules is specified in the applicable Operating and Service manual s 2 4 2 Packaging Tagging for Service If the instrument is being returned to Hewlett Packard for service please provide the following information attach to the instrument if possible COMPANY NAME COMPANY ADDRESS TECHNICAL CONTACT PERSON TELEPHONE NUMBER and EXTENSION MODEL NUMBER SERIAL NUMBER NUMBER DATE ACCESSORIES RETURNED WITH INSTRUMENT TYPE OF SERVICE NEEDED REPAIR CALIBRATION etc k FAILURE DESCRIPTION To minimize repair time be as specific as possible when describing the failure Keep the following two items in mind when describing the failure me pn 1 Describe what makes you think the instrument is failing An example might be The network analyzer menus do not appear when I push the RUN button on the Control Unit 2 If the failure occurs only under certain conditions
75. th this instrument Failure to Caution ensure adequate earth grounding by not using this cord may cause instrument damage Caution This instrument has autoranging line voltage input be sure the supply voltage is within the specified range Ventilation Requirements When installing the instrument in cabinet the convection into and out of the instrument must not be restricted The ambient temperature outside Caution the cabinet must be less than the maximum operating temperature of the instrument by 4 for every 100 watts dissipated in the cabinet If the total power dissipated in the cabinet is greater than 800 watts then forced convection must be used iv Instrument Markings The CE mark is a registered trademark of the European Community If accompanied by a year it is when the design was proven ISM1 A This is a symbol of an Industrial Scientific and Medical Group 1 Class A product The ETL mark is a registered trademark of ETL Testing Laborato Ties Inc Caution denotes a hazard It calls attention to a procedure that if not correctly performed Caution or adhered to would result in damage to or destruction of the instrument Do not proceed beyond a caution sign until the indicated conditions are fully understood and met Warning denotes a hazard It calls attention to a procedure which if not correctly Warning performed or adhered to could result in injury or loss of life
76. the passback address RST Presets the ECal system to its power up state Equivalent to the SYST PRES command SRE n Service Request Enable Masks selected bits of the status byte SRE Status Register Enable Query Returns the current value of the Serial Poll Mask STB Status Byte Enable Query Self Test WAI Wait to Continue 4 14 COMMAND REFERENCE 10 27 94 HP 85060 5 TROUBLESHOOTING 5 1 Introduction Instrument problems usually fall into three general categories operator errors turn on errors and run time errors The troubleshooting strategy is different for each category Operator Errors Apparent failures often result from operator errors Refer to Chapter 3 Operation for proper operation information Turn on Errors and Run Time Errors An error signified by continued illumination of the Instru ment Check LED at turn on or during otherwise normal operation with or without illumination of other front panel LED s indicates that the built in diagnostic routine has detected some problem Turn the instrument off then on again If the error repeats see paragraph 5 4 The information there can be used to isolate a setup error operator error or failure of one of the major assemblies in the instrument Additionally problems may occur that are not indicated by front panel LED status See paragraph 5 5 5 2 Recommended Test Equipment In addition to the equipment listed in Table 6 1 a voltmeter may be require
77. troubleshooting paragraphs located in Chapter 5 Notify Hewlett Packard if any of the following conditions exist The instrument does not pass the performance tests and using the troubleshooting procedures in Chapter 5 you cannot correct the problem The instrument does not pass the performance tests and you do not wish to troubleshoot the instru ment yourself The shipping contents are incomplete There is mechanical damage or defect 2 3 Preparation for Use 2 3 1 Installation Checklist Before plugging the Control Unit into the line Main voltage ensure that the following steps are taken e Check the line Main voltage to ensure compatibility with Control Unit requirements see paragraph 2 3 2 Power Requirements Ensure that the fuse rating is appropriate for the line voltage used Fuse ratings are listed in Table 2 1 Ensure that the power cable to be used is the required type See paragraph 2 3 4 Power Cables Plug in the power cable BEFORE PLUGGING THIS INSTRUMENT into the line Main voltage ensure that the Caution correct voltage and fuse have been selected 2 3 2 Power Requirements The Control Unit requires a power source of 90 to 250 Vac 47 to 63 Hz single phase Power consumption is 200 VA maximum HP 85060C INSTALLATION 2 1 2 3 3 Line Voltage Fuse Selection BEFORE PLUGGING THIS INSTRUMENT into the line Main voltage ensure that the Caution correct voltage and fus
78. ual Four day delivery is standard but one day delivery is avail able at extra cost After hours and holidays call 415 968 2347 This fast service applies to the United States only Outside the United States contact your nearest HP of fice HP 85060C REPLACEABLE PARTS 7 1 Table 7 1 Replaceable Parts List 85060 60026 85060 60027 85060 60028 a Rear Plate Option 001 AC Receptacle Filter Bracket Floppy Drive 85060 60029 Bracket Fan HP PART NUMBER DESCRIPTION REFERENCE DESIGNATOR gr R 85060 60011 preme Board Assembly A2 T d 85060 60012 IEEE 488 Adapter Board Assembly A1 1 85060 60015 24V Power Supply Assembly A4 1 85060 60019 Control Logic Board Assembly 1 85060 60021 Fuse AC Line Voltage 4 AMP F1 1 85060 60022 Tuner Control Cable CABLEI B 4 85060 60023 Base Plate 1 85060 60024 Base Plate Hinge 1 85060 60025 Rear Plate 1 85060 60032 HP IB Switch Printed Circuit Board 7 85060 60030 Finger Guard 1 85060 60031 Display Printed Circuit Board 1 85060 60033 Harness 85060 60034 85060 60035 DC Harness Module Cable Assembly 85060 60036 Module Cable Assembly Option 001 85060 60037 Disk Drive Cable Assembly 1 85060 60038 HP IB Switch Cable Assembly 4 2 85060 60039 85060 60040 I HP IB Cable Assembly Internal Display
79. ue If more than 2 errors occur between readings by the host the most recent errors will be lost and the second entry will be replaced with the QUEUE OVERFLOW message See Table 4 1 for a listing of error messages SYST PRES Presets the ECal system to its power up state Equivalent to the RST command SYST VERS Returns the SCPI version to which the instrument complies The returned value is 1994 0 COMMAND REFERENCE 4 7 4 3 Common Command Reference This section describes the IEEE 488 2 Common Commands that can be used to program instruments in the mainframe For additional information on any Common Commands refer to the IEEE Standard 488 2 1987 mv llli d CLS Clear Status This command clears the status byte register STB and the event status register ESR for the instrument NNNM ESE n Set Event Status Enable Mask Enables specific bits to b summarized in the ESB bit of the status byte See ESR for more details NENNEN Md ESE Read Event Status Enable Mask Places the current value of the event status enable register in the output queue ESR Read Event Status Register Bit numbers decimal values and corresponding functions are shown in Table 4 1 Table 4 1 ECal Event Status Register uw DECIMAL IT VALUE FUNCTION 4 7 128 Power On m 6 64 User Request not used e t p 5 32 Command Error 4 16 Execution E
80. vides step by step instructions on performing specific calibrations 3 7 1 System Configuration for Stand alone Operation Connect the network analyzer to the ECal control unit via HP IB cable when using the HP 8510 use the HP IB connector as opposed to the 8510 Interconnect Insure ECal is set as the system controller see paragraph 2 3 7 for DIP switch settings Other instru ments may be on the bus but ECal must be the only controller The ECal control unit and the network analyzer each must have unique HP IB addresses as defined on the ECal rear panel Defaults are 18 for the ECal control unit 16 for the network analyzer Again see paragraph 2 3 7 for DIP switch settings DIP switch settings are only read during the boot cycle After changing settings remember to cycle power to use the new settings Note 3 7 2 Accessing Menus All calibration menus and prompts required in the ECal process will be displayed on the network analyzer Pressing RUN on the ECal control unit initiates the calibration process as follows e illuminates the ECal control unit RUN LED Accesses the ECal top level menu on the network analyzer display using commands appropriate to the module type s Pressing one of the softkeys will then access ECal sub menus shown in Figure 3 4 The ECal menus will remain on the display until a network analyzer action accesses a non ECal menu or the ECal front panel RUN button is pressed
81. work analyzer as shown in Figure 3 5 For adapter calibrations using multiple more than one calibration modules all Notes modules must be measured before adapters are measured For best accuracy once connected to Port 2 the adapter should remain connected until calibration is complete 11 Connect the module between Port 1 of the network analyzer and the adapter as shown in Figure 3 5 12 Repeat step 7 13 Repeat as necessary using all modules required to cover the desired frequency band 14 Press SAVE CAL on the measurement menu 15 Select a storage register from the network analyzer save register menu The HP 8510B C will request the user to select a calset register this is optional on HP 87xx series network analyzers The ECal con trol unit floppy drive can not be used for this purpose 16 Calibration is now complete The network analyzer display returns to the top level menu 3 18 OPERATION HP 85060C 3 7 8 Performing the Confidence Check The CONFIDENCE CHECK function is provided as means of checking the accuracy of a stored saved calibration Each ECal module has a special state the confidence state which has been pre measured The pre measured corrected data has been stored in nonvolatile or permanent module memory The confidence check has been designed for use after a two port calibration It can however be used after one port calibration provided the unused module port is terminated with a 5
82. ws to 7 inch pounds Continue with the reverse order from above Torque all 46 screws to 11 inch pounds HP 85060C REPLACEMENT PROCEDURES 6 5 7 REPLACEABLE PARTS 7 1 Introduction This section contains information to order replaceable parts for the HP 85060C ECal Control Unit The replaceable parts include major subassemblies but not parts of subassemblies 7 2 Replaceable Parts List Figure 6 1 should be used to assist in locating and identifying all replaceable parts Table 7 1 provides the following information Reference Designator description quantity There may or may not be more of the same part located elsewhere in the instrument Hewlett Packard part number 7 3 Ordering Information To order a part listed in the replaceable parts list quote the Hewlett Packard part number indicate the quantity required and address the order to the nearest Hewlett Packard office To order a part that is not listed in the replaceable parts list include the instrument model number com plete instrument seria number the description and function of the part and the number of parts required Address the order to the nearest Hewlett Packard office 7 4 To Order Parts Fast Call 800 227 8164 Monday through Friday 6 am to 5 pm Pacific Standard Time The parts replacement specialists have direct online access to replacement parts inventory corresponding to the replaceable parts listed in this man
83. zer 11 Press the appropriate measurement key for the module type connected The ECal system will now begin the calibration process progress is indicated on the network analyzer display Upon calibration completion the module designation Module A B etc will be underlined on the network analyzer menu Repeat as necessary using all modules required to cover the desired frequency band Press SAVE CAL on the measurement menu Select a storage register from the network analyzer save register menu The HP 8510B C will request the user to select a calset register this is optional on the HP 87xx series network analyzers The ECal control unit floppy drive can not be used for this purpose Calibration is now complete The network analyzer display returns to the top level menu HP 85060C OPERATION 3 15 3 7 7 4 Perform ISOL 2 PORT Calibration 1 Set up the network analyzer as required see the appropriate network analyzer user s manual for more information Select the appropriate ECal module s for frequency range and connector type see Table 3 1 for a listing Connect ECal module to the control unit to begin the warm up Refer to the appropriate calibration kit Operating and Service Manual 4 Press RUN on the control unit 5 Select OMIT ISOL 2 PORT from the top level menu of the network analyzer see Figure 3 4 This 11 will access the measurement menus Connect the module to t
84. zer and those which do not The following seven commands require active control DISP MENU NAME SENS CORR COLL ACQ SENS CORR COLL SAVE e SENS CORR COLL RESU SENS CORR COLL DONE SENS CORR COLL NEXT SENS CORR COLL PRI All other commands are handled solely by the ECal control unit and therefore do not require active con trol HP 85060C OPERATION 3 21 3 8 2 1 Sending Commands Which Require Pass Control Commands listed in paragraph 3 8 2 require access to the network analyzer and therefore require that the host pass control to the ECal control unit The following example sends the DISP MENU NAME ECAL command which tells the control unit to dis play the top level ECal system menu 10 OUTPUT 718 DISP MENU NAME ECAL 20 CALL Pass control 30 END 40 SUB Pass control 50 OUTPUT 718 ESR 60 ENTER 718 Esr Read the Event Status Register 70 IF NOT BIT Esr 1 THEN 1 Ensure that ECal wants control 80 PRINT 1 does not want control 90 ELSE 100 REMOTE 7 10 PASS CONTROL 718 Pass control to ECal 20 PRINT CONTROL PASSED TO ECAL 130 LOOP 140 STATUS 7 3 Stat Monitor Interface Status 150 EXIT IF BIT Stat 6 Finish when Control is returned 160 END LOOP 70 PRINT CONTROL RETURNED FROM ECAL 80 END IF 90 SUBEND When this example is run the DISP MENU NAME command is sent in line 10 You should then see the CONTROL PASSED TO ECAL message on the host and the top leve

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