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HP E4915A User's Manual

1. 5 25 Displaying Measurement Parameters 5 26 DC Bias Measurement 5 26 Connection e a ux e da er a at ja Re oy a oo X 5 27 Handler Interface Built in Comparator Function HP E4916A Only 2 2o ns 5 28 Specifying Comparator Function Settings 5 29 Specifying Limits for Primary Parameter 5 29 Specifying Limits for Secondary Parameter 5 29 Specifying Limits for Tertiary Parameter during DLD Measurement Only 5 30 Specifying Comparator Output Settings 5 30 Turning Comparator Function ON OFF ou 5 80 A Manual Changes Introduction x ow om Roo Be Ge A Tati A 1 Manual Changes onon van A 1 Serial Number A 2 Replacing the Fuse Index Contents 3 Figures 2 1 Front Panel of HP E4915A 2 1 2 2 Front Panel of HP E4916A 2 1 24 LOD Display se f d 79 OR AA eS 2 3 2 4 HP E4915A F4916A LED 2 4 2 5 Rear Panel HP E4915A 2 2 5 2 6 Rear Panel HP E4916A 2 5 3 1 Power Cable Supplied o 0 3 4 3 2 Rack Mount Kits Installation 37 3 3 Connecting a Probe less 3 9 4 1 Required Equipment 4 2 4 2 Connection of Measurement Cables 4 3 4 3 Line Input Receptacle and Fuse 4 4 4 4 OPEN SHORT LOAD calibration 4 6 4 5 Connecting DUT
2. w Equivalent circuit analysis w Fi measurement a Spurious measurement m Drive level dependency measurement m Evaporation monitoring function w Measurement using filter Although the HP E4915A is used as an example you can follow the same measurement steps with the HP E4916A Required Parts and Equipment The following is required for this measurement x HP E4915A or HP E4916A m HP 41902A Economy PI Network Test Fixture m 2 CL adapter boards supplied with the HP 41902A A capacitive load of 10 pF is used in this measurement m 2 BNC cables supplied with the HP 41902A Shorting device supplied with the HP 41902A w 500 load supplied with the HP 41902A m Crystal resonator target component A 20 MHz crystal resonator is used in this measurement Preparation Connecting Fixture Connect the Economy PI Network Test Fixture to the HP E4915A See Chapter 4 for how to connect the fixture Connecting Capacitive Load When you wish to use a capacitive load for measurement be sure to connect the load to the CL adapter board before starting your measurement See the manual supplied with the HP 41902A for details In this measurement we use a capacitive load of 10 pF hd gt gt m Ei o 3 a Applications 5 1 Specifying Measurement Parameters Equivalent Circuit Analysis 5 2 Applications Calibration Note 1 1 Specify 20 MHz as the nominal frequency of the crystal resonator
3. 3 2 Installation and Set Up Guide Warning For protection from electrical shock the power cable ground must not be defeated The power plug must be plugged into an outlet that provides a protective earth ground connection Installation and Set Up Guide 33 e 5 e pat 2 5 ES Es 3 m gt a n e 2 E 34 OPTION 900 United Kingdom Plug BS 1363A 250V Cable HP 8120 1351 OPTION 902 Plug CEE VII 250V Cable HP 8120 1689 OPTION 904 U S Canada Plug 7 NEMA 6 15P 250V 15A Cable HP 8120 0698 OPTION 296 Switzerland Ne Neutral Si a ee Earth Plug SEV 1011 1959 24507 Type 12 250V Cable HP 8120 2104 OPTION 917 India Republic of S Africa ma Gronnd earth Nr Plug SABS 164 250V Cable HP 8120 4211 NOTE Hach option number includes a family of cords and connectors of varoius materials and plug body configurations straight 90 etc OPTION 901 Australia New Zealand M Neil Line Plug NZSS 198 AS C112 250V Cable HP 8120 1369 OPTION 903 U S Canada Earth Plug NEMA 5 15P 125V 154 Cable HP 8120 1378 OPTION 905 Any country Plug CEE 22 VI 250V Cable HP 8123 1396 OPTION 912 Denmark Neutral Plug DHCR 107 220V Cable HP 8120 2956 OPTION 918 Neutral Plug JIS C 8303 125V 15A Cable HP 8120 4753 Plug option 905 is frequently used for interconnecting system components and peripherals Fi
4. nor nan 4 7 4 6 Measurement Result Display 4 7 5 1 Equivalent Circuit Analysis 5 2 5 2 Connecting Printer and Converter 5 12 5 3 Sweep Type 5 15 5 4 Example of DLD Measurement Result 5 16 5 5 Drive Level Dependency Test 5 17 5 6 Parameters That Can Be Obtained 5 19 5 7 Connecting the Filter 5 19 5 8 Connecting DC Bias Power Source 5 27 5 9 Sequential and Tolerance Modes 5 28 A 1 Serial Number Plate A 2 B 1 Replacing the Fuse rss B 1 Tables 1 1 Comparison Between HP E4915A and HP E4916A Functions amp uy 9 oso A s koh ked 14 3 1 HP E4915A E4916A Contents 3 2 3 2 Rack Mount Kits ees 3 6 5 1 Calibration Standard Values for HP PI Network Test A a e W e E a E Aa 5 13 A 1 Manual Changes by Serial Number A 1 A 2 Manual Changes by ROM Version A 1 Contents 4 Ej E 3 a Ce ij E Introduction This user s guide describes basic operation procedures for the HP E4915A E4916A ranging from power on and setup to CI measurement This guide also shows how to access functions available with the HP E4915A E4916A This guide is intended to serve as a reference for beginning users of the HP E4915A Crystal Impedance Meter or HP E4916A Crystal Impedance LCR Meter Features of the HP E4915A E4916
5. 37 Ls 5 a a g E 2 fs 3 w E a t E 2 a Option 1CM Rack Mount Kit Option 1CM is a rack mount kit containing a pair of flanges and the necessary hardware to mount them to the instrument in an equipment rack with 482 6 mm 19 inches horizontal spacing A Connecting a Probe 3 8 Installatian and Set Up Guide Mounting the Rack i Remove the adhesive backed trim strips from the left and right front sides of the HP E4915A E4916A Refer to Figure 3 2 Attach the rack mount flange 4 to the left and right front sides of the HP E4915A E4916A using the screws provided Remove all four feet lift bar on the inner side of the foot and slide the foot toward the bar 1 HP E4916A Option 001 Only Connect the terminal of the probe to the rear panel as shown in the following figure Connect the white cable of the probe to the REFERECE terminal on the rear panel Connect the black cable of the probe to the TEST terminal on the rear panel Caution Y LETOSOOO Figure 3 3 Connecting a Probe Make sure that the test signal level is 0 dBm or lower when using the probe For more information refer EMC in chapter 9 of Operation Manual Installation and Set Up Guide 3 9 ge Ej u pa a i 5 S El 2 a g E 3s Quick Start Guide In
6. Ere 2 8 Qu Specify the range in which to search for the resonant frequency Press first to enter the search range as the deviation from the selected nominal frequency Mount both of the CL adapter boards onto the HP 41902A with the surface marked with THRU facing up Perform the OPEN SHORT and LOAD calibrations See Chapter 4 for how to perform each calibration Before starting your calibration make sure that each CL adapter board is mounted to the HP 41902A with the surface marked with THRU facing up When using other PI network test fixtures perform your calibration with no capacitive load connected Calibration with a capacitive load connected will result in incorrect measurement results Ge ke Re Le oy Ri 4 devises 6 devises s Figure 5 1 Equivalent Circuit Analysis The HP E4915A E4916A offers the 4 component and 6 component equivalent circuit analysis function The HP E4915A E4916A also allows the equivalent circuit constant and Q to be obtained Procedure We assume that you perform equivalent circuit analysis after the crystal resonator characteristics measurement with the PI network test fixture described in the previous section 1 Sequentially press and Freq Xu Then use or to display EQUC OFF 2 Press EQUC OFF to display the following EQUC 4DEV 6DEV OFF 3 Select 4DEV to select the 4 component analysis or DEV to select the 6 component analysis At t
7. HP E4915A Crystal Impedance Meter HP E4916A Crystal Impedance LCR Meter User s Guide SERIAL NUMBERS This manual applies directly to instruments which have the serial number prefix JPIKD or firmware revision 2 0x For additional important information about serial numbers read Serial Number in Appendix A U HEWLETT PACKARD HP Part No E4915 90031 Printed in JAPAN June 1997 Fourth Edition Copyright 1996 1997 Hewlett Packard Japan Ltd Manual Printing History August 19OG 4 ded ex pero Men RARE ER RR PERETS First Edition January A doe peel p ERES AS Second Edition ADT OT EIA aste en ton Kek Third Edition June 1807 ide Fourth Edition iii Safety Summary Note y Note Ground The Instrument The following general safety precautions must be observed during all phases of operation service and repair of this instrument Failure to comply with these precautions or with specific WARNINGS elsewhere in this manual may impair the protection provided by the equipment In addition it violates safety standards of design manufacture and intended use of the instrument The Hewlett Packard Company assumes no liability for the customer s failure to comply with these requirements HP E4915A and HP E4916A comply with INSTALLATION CATEGORY II and POLLUTION DEGREE 2 in IEC1010 1 HP E4915A and HP E4916A are INDOOR USE product LEDs in this product are Class 1 in accordance with IEC825 1 CLASS 1 LE
8. Performing OPEN SHORT LOAD Calibrations OPEN SHORT LOAD Calibration Step 5 Connecting DUT and Reading Measurement RESUMES a o alk tee Seas a ey OR AR CR is Aene os If an Error Message Appears When DUT Is Connected If Appears When DUT Is Connected 3 5 3 5 3 6 3 7 3 7 3 8 3 8 3 8 4 1 4 3 4 4 4 4 4 4 4 4 4 5 4 6 4 6 4 7 4 8 Contents 1 5 Applications Measuring Crystal Component Characteristics Using PI Network Test Fixture Required Parts and Equipment Preparation seed 1X koX ed due SN os Connecting Fixture s ls Connecting Capacitive Load Specifying Measurement Parameters Calibration wow 3 o9 o9 we e et A a a ox Equivalent Circuit Analysis Procedure Ae os hve an ie oe Rae E Displaying Analysis Results Measurement with Capacitance Load CL a CL t Parameters 2 Sv o br hae Rma Specifying Target Capacitance Measurement Procedure Measuring Resonant Frequency Fr Measuring Resonant frequency With Capacitive Load Connected F5 e o CL Compensation Function Measuring Spurious Signals 2 lr Procedure 2 aa a che raso ee o y eo S Specifying Spurious Signal Search Range Specifying Number of Spurious Signals and Selecting Target Signal Displaying Fr and CI Simultaneousl
9. Select Off when you do not wish to display the difference A between the measured and reference CI values Select DEV to display the difference or 4 to display the measured value in percentage of the reference value alue that is used to display the A to display the following 4 Next specify the referen value To do this press R RefZ Nominal User 5 Select Nominal when you wish to use the specified nominal CI value specified with CI nn nnnf See Specifying Target Signal Level and Using ALC Function HP E4916A Only for details Select User when you wish to specify a value other than this nominal CI as the reference value 6 When you select Nominal the nominal CI is automatically specified as the reference value for the A mode When you select User use keys on the ENTRY block to enter the desired value as the reference value Specifying Reference Frequency 1 Sequentially press blue and Freq Xt Use fre or ED to display AF nn 2 Press AF inn to display the following AF Off DEV PPM 3 Select Off when you do not wish to display the difference A between the measured and reference frequencies Select DEV to display the difference or PPM to display the measured frequency in ppm 4 Next specify the reference frequency that is used to display the A frequency To do this press Helf n nnnn Hz to display the following RefZ Nominal User 5 Select Nominal when you wish to use the meas
10. Yes during DLD Yes during DLD COMPSECAUX parameter measurement measurement OUT OF BIN1 BIN2 BINS i BING i OUT OF SIN oPp EN knn Kk INS O ES j li t Capacitance Sequential Sorting OUT OF BINS OUT OF BINS A Iv B NOMINAL VALUE Tolerance Sorting LA le Na LV Figure 5 9 Sequential and Tolerance Modes 5 28 Applications Specifying Comparator Function Settings Specifying Limits for Primary Parameter m Selecting Sequence or Tolerance Mode 1 Sequentially press biue and m k Comprtr 2 Use or to display PRI nnn nnn shows the current setting 3 Press PRI PRI ABS TOL 4TOL SEQ 4 Select ABS TOL to select the tolerance mode and specify the deviation in absolute value Select 4TOL to select the tolerance mode and specify the deviation in percentage Select SEQ to select the sequence mode nnn to display the following Specifying Limits in Sequence Mode 1 Sequentially press blue and m k Comprtr 2 Use or to display PriH 0 000 and PriL 0 000 3 Press PriH 0 000 and use keys on the ENTRY block to enter the upper limit 4 Press PriL 0 000 to enter the lower limit in the same manner as for the upper limit Specifying Limits in Tolerance Mode 1 Sequentially press and m k Comprtr 2 Use or to display NOM 0 000 3 Press NOM 0 000 to enter the reference value for the tolerance mode 4 Press to display 1stH 0 000 and
11. la A Connect the TEST port to the PI network test fixture with a BNC cable HP E4915A HP 41902A HP E4916A e 6 HP 41902A CETOsOOZ Figure 4 2 Connection of Measurement Cables Quick Start Guide 4 3 A la E s x a o o mb fa E a co Line Input Receptacle Figure 4 3 Line Input Receptacle and Fuse Line Input Receptacle The AC Power cable is connected to this receptacle A Fuse Use the following fuse HP Part Number 2110 038 UL CSA type time delay 3 A 250 Vac If you need this fuse contact your nearest Hewlett Packard Sales and Service Office Steps To Turn On The Power 1 Connect the AC power cable to the line input receptacle 2 Turn on the HP E4915A E4916A you need 10 minutes for warming up 3 Press to preset the meter 4 4 Quick Start Guide Step 3 Setting Up the Meter To measure CI you need to specify the approximate resonant frequency nominal frequency of the resonator to be measured and the frequency range in which to search for the resonance point 1 Sequentially press Freq 2 9 and to specify 20 MHz as the nominal frequency 2 Then press the lower Select key Select key beside RNG nnnnn to specify the search range anann shows the current setting 3 Sequentially press 5 9 9 and n gpm to specify the search range With t
12. Meas Prmtr DLD to select the drive level dependency DLD measurement mode DLD appears at the lower left corner of the LCD to indicate that the DLC measurement mode has been selected 2 Sequentially press Freq 2 9 and g m to specify the frequency 3 Press RNG nnnnn and use keys on the ENTRY block to enter the search range in ppm Specifying Drive Level Sweep Settings When you wish to use keys on the front panel to specify drive level sweep specify the start and stop values for the drive level sweep as well as the sweep type Once the minimum maximum values and sweep type are specified the HP E4916A uses its internally predefined series of level values 1 2 3 5 8 10 20 30 50 80 100 200 300 That is the HP E4916A automatically establishes all the individual drive levels between user specified minimum and maximum drive levels You can also choose to start searching for the resonance point halfway through sweep not from the beginning of sweep minimum drive level Or you can specify wait time for each drive level so that the HP E4915A E4916A does not immediately start measurement after having selected drive levels w Specifying Start and Stop Values l Use and to display MIN nnnnnuW and MAX nnnnnuW nnnnnuW shows the current setting 2 Press MIN nnnnnuW and use keys on the ENTRY block to enter the sweep start minimum value 5 14 Applications 3 Press MAX nnnnnuW and use keys on
13. Nth to display information on the nth signal from the lowest frequency signal 3 When you select Nth enter the number of the spurious signal you wish to search for To do this press 8P and enter the signal number g gt g E a zt S gt a Applications 5 7 v Note High Q Mode 5 8 Applications Note y Delta Mode Displaying Fr and CI Simultaneously 1 Sequentially and 1 Status Then the status information disappears and the normal Fr and CI are displayed together with measurement results 2 Press and once again to display the status information 12 GD Upper select or Lower select cannot be used if the status information is not displayed Be sure to display the status information before changing settings Select the high Q mode when you need to measure characteristics of a crystal resonator with a high Q value Procedure 1 Sequentially press and Freq Xt Then use or to display HI Q 0FF 2 Press HI Q 0FF to toggle it ON for the high Q mode Measurement speed is the highest with Short and becomes lower in descending order as follows Short p Medium Long b High Q short gt High Q Medium gt High Q Long The HP E4915A E4916A can display the difference between the measured and nominal values Specifying Reference CI 1 Sequentially press and Freq Xi Then use or to display ACI nn 2 Press ACI nn to display the following ACI Off DEV 3
14. a manual changes supplement that will accompany the manual shipped with that instrument If your instrument s serial number or ROM version is not listed on the title page of this manual in Table A 1 or Table A 2 make changes according to the yellow MANUAL CHANGES supplement In additions to information on changes the supplement may contain information for correcting errors Errata in the manual To keep this manual as current and accurate as possible Hewlett Packard recommends that you periodically request the latest MANUAL CHANGES supplement For information concerning serial number prefixes not listed on the title page or in the MANUAL CHANGE supplement contact the nearest Hewlett Packard office To confirm the ROM version turn ON the power for the HP E4915A E4916A or execute IDN on the external controller Table A 1 Manual Changes by Serial Number Serial Prefix or Number Make Manual Changes Table A 2 Manual Changes by ROM Version Version Make Manual Changes Manual Changes A 1 Serial Number Hewlett Packard uses a two part ten character serial number that is stamped on the serial number plate see Figure A 1 attached to the rear panel The first five characters are the serial prefix and the last five digits are the suffix SER NO AK 7 HEWLETT PACKARD JAPAN Ec el JP1KD12345 MADE IN JAPAN 33 LE10A001 Figure A 1 Serial Number Plate A2 Man
15. also provides information on options and accessories available specifications and some topics about the meter s features Service Manual Option 0BW only The Service Manual explains how to adjust troubleshoot and repair the instrument This manual is option OBW only xi Contents 1 Introduction Features of the HP E4915A E4916A Front Panel Rear Panel and Display Front Panel s ee ERR ego Eu DISPIAY lt a n EAE GA Cuentos Character Display Area Current Settings W Comparator Output Comparator Pass Fail LED A Rear Panelo wou 2s ui oe eke donn UN ai on Installation and Set Up Guide Incoming Inspection ao a Power Requirements less Power Cable wv kong Rex MSS 9 mobs Ventilation Requirements Instruction for Cleaning Rack Handle Installation Option ICN Handle Kit Installing the Handle Option ICM Rack Mount Kit Mounting the Rack A Connecting a Probe HP E4916A Option 001 Only Quick Start Guide usu MEE DEED Required Equipment A Step 1 Preparing For Measurement Step 2 Turning ON the Meter Line Input Receptacle A F se 4 4 0o den DER a A Te bondie Steps To Tun On The Power Step 3 Setting Up the Meter n Step 4
16. or to display CO MI Press COMP OFF to toggle it for turning ON the comparator Sequentially press biue and m k Comprtr Use or to display A F H n nn Hz Press F H n nn Hz to enter the upper limit for frequency Press to display AZ H n nn Hz Press AZ H n nn Hz to enter the upper limit for impedance Use 13 or ED to display Lm A F 0FF and Lm A Z 0FF function Applications 5 17 a 2 5 8 fe Fi w Evaporation Monitoring Function HP E4916A Only The firmware of version 2 00 or later allows you to operate this function using the front panel See HP E4915A E4916A Operation Manual for details In this reference description of HP IB commands is given in Chapter 5 Also sample programs using the evaporation monitoring function are provided in Chapter 7 5 18 Applications Measurement Using Filter HP E4916A Only 0dB Minimum Loss eed j Ee Nominal Nominal Frequency Frequency Figure 5 6 Parameters That Can Be Obtained Procedure Selecting Filter Mode The HP E4916A can measure and display the band pass filter insertion loss and XdB bandwidth Also you can choose between constant and minimum loss for insertion loss 1 Sequentially press and to select the filter mode 2 Connect the filter to the Source port and the Test port using BNC cables 3 Be sure to insert a 6 dB attenuator between the filte
17. signal frequency This spurious ratio indicates the ratio between the measured impedance at the spurious signal frequency and the CI at F in dB 20log Z value at the spurious frequency CI value You can choose the desired spurious signal either by specifying the signal number starting from the lowest frequency signal or by selecting the signal with the highest peak Procedure We assume that you perform spurious signal measurement after the crystal resonator characteristics measurement with the PI network test fixture described in the previous section Specifying Spurious Signal Search Range To specify the frequency range in which to search for spurious signals enter the center frequency of the desired range and the deviation ppm from this center frequency 1 Sequentially press bivej and Level Spurious to select the spurious signal mode 2 Press CENT nn nnnnMHz hn nnnn shows the currently selected value 3 Enter the center frequency of the desired frequency range 4 Press ANG nnnnn ppm nannn shows the currently selected value 5 Specify the desired frequency range by entering the deviation from the center frequency in ppm Specifying Number of Spurious Signals and Selecting Target Signal 1 Sequentially press and DispSP nn to display the following At this time nn shows the current setting Nth Worst 2 Select Worst to display information on the spurious signal with the highest peak or
18. that may arise from the test fixture when you extend the cable from the HP 16099 or when you use your own fixture You must use a standard load whose impedance is known constant and nearly equal to that of the DUT being measured Enter the load impedance measured with a high precision LCR meter such as the HP 42844 and HP 4285A m Specifying Load Impedance for Compensation 1 Sequentially press and E System Jand use or to display COMP 0p Sh Ld Applications 5 25 m 2 ks E EN s 3 ka 2 Press COMP Op Sh Ld to display the following COMP STD Open Short Load 3 Select Load to display the following LOAD R L 4 Select R to enter the resistance or L to enter the inductance Then use keys on the ENTRY block to enter the value w Performing Load Compensation 1 Connect the load to the text fixture 2 Sequentially press and 9 Load Displaying Measurement Parameters Note v DC Bias Measurement Caution Y 5 26 Applications The HP E4916A can display up to 4 measurement parameters at the same time 1 When the status information is displayed the parameters selected with Prii and Sect are displayed 2 Sequentially press and i Status At this time the status information disappears and the remaining 2 other parameters are displayed 3 Sequentially press and once again to display the status information again Use Pri2 and Sec2 to change the 3rd and 4th parameters respec
19. the desired unit from among the following displayed when this key is pressed UNIT dBm WATT AMP VOLT 3 When you finish entering the unit you can enter the signal level Use keys on the ENTRY block to enter the desired level The signal level specified with the HP E4916A indicates the power actually applied to a resonator However when you specify dBm as the unit of the signal level the specified level shows the signal level at the port of the HP E4916A instead of the power applied to a resonator Specifying Nominal CI 1 Press Nominal Ci 2 Use keys on the ENTRY block to enter the nominal CI Setting ALC Function 1 Press Nominal CI 2 Press ALC OFF to toggle it ON At this time CI and ALC OFF switch to CI AUTO and ALC ON respectively The HP E4915A E4916A can change its voltage output in proportion to change in deviation from the reference frequency such as Fr The analog output terminal is provided on the rear panel of the HP E4915A E4916A Specifying Reference Frequency Specify the frequency used as a reference to determine the deviation 1 Sequentially press and System Use or to display AnalogOut OFF and Setting 2 Press Setting to display the following dFdV REF 3 Select REF to specify the reference frequency 4 Next use keys on the ENTRY block to enter the desired reference frequency Specifying Rate of Change in Output Voltage Specify the rate of change in output voltage with c
20. 725 In Europe Africa and Middle East please call your local HP sales office or representative Austria East Central Europe 1 25000 0 Belgium and Luxembourg 02 778 34 17 Czech Republic 2 471 7327 Denmark 45 99 10 00 Finland 90 88 721 France 1 69 82 65 00 Germany 0180 532 62 33 Greece 1 7264045 Hungary 1 252 4705 Ireland 01 284 4633 Israel 03 5380 333 Italy 02 92 122 999 Netherlands 020 547 6669 Norway 22 73 56 00 Poland 22 37 50 65 Portugal 11 301 73 30 Russia 095 956 2126 South Africa 011 806 1000 Spain 900 123 123 Sweden 08 444 20 00 Switzerland 01 735 7111 Turkey 212 224 59 25 United Kingdom 01344 366 666 For European countries not listed contact Hewlett Packard International Sales Europe Geneva Switzerland Tel 41 22 780 4111 Fax 41 22 780 4770 Japan Hewlett Packard Japan Ltd Measurement Assistance Center 9 1 Takakura cho Hachioji shi Tokyo 192 Japan Tel 81 426 48 0722 Fax 81 426 48 1073 Latin America Hewlett Packard Latin American Region Headquarters 5200 Blue Lagoon Drive 9th Floor Miami Florida 33126 U S A 305 267 4245 4220 United States Hewlett Packard Company Test and Measurement Organization 5301 Stevens Creek Blvd Bldg 51L SC Santa Clara CA 95052 8059 1 800 452 4844 Mar 1996 P N 16000 99004
21. 916A only GND terminal SOURCE Port HP E4916A only Outputs test signal This terminal and the TEST terminal connect to the fixture HP E4915A has the SOURCE port on the front panel Installation and Set Up Guide This chapter provides the information necessary for performing an incoming inspection and setting up the HP E4915A E4916A The main topics in this chapter are a Incoming Inspection m Power requirements w Ventilation Requirements m Instruction for Cleaning w Rack Handle Installation m Connecting a Probe HP E4916A Option 001 only Incoming Inspection HP E4915A E4916A when there are signs of shipping damage to any portion of the outer enclosure for example covers panel or display Warning W To avoid hazardous electrical shock do not turn on the 5e El a 2 2 S zh s 5 E gt A o e R Cc Inspect the shipping container for damage If the shipping container or cushioning material is damaged it should be kept until the contents of the shipment have been checked for completeness and the HP E4915A E4916A has been checked mechanically and electrically The contents of the shipment should be as listed in Table 3 1 If the contents are incomplete if there is mechanical damage or defect or if the analyzer does not pass the power on selftests notify the nearest Hewlett Packard office If the shipping container is damaged or the cushioning material shows signs of unusu
22. A The HP E4915A Crystal Impedance Meter and HP E4916A Crystal Impedance LCR Meter employ the network analyzer method transmission network method to determine performance of crystal resonators With a built in receiver similar to that of a network analyzer and a wide measurement range between 1 to 180 MHz these meters can measure and display parameters that are generally measured for crystal resonators resonant frequency F crystal impedance CI and equivalent cirucuit constant In addition to the basic measurement functions of the HP E4915A the HP E4916A can change the measurement signal level It also offers the drive level dependency testing as well as the evaporation monitoring LCR measurement and analysis using filter The HP E4916A can also make measurements using the optional probe 001 The following list shows the difference between the HP E4915A and HP E4916A Table 1 1 Comparison Between HP E4915A and HP E4916A Functions Function HP E4915A HP E4916A Measurement Signal 1 to 100 MHz 5 dBm 60 to 18 EI Output L 100 to 180 MHz 5 dBm 60 to 16 Bm Drive Level Dependency Testing No Yes Evaporation Monitoring No Yes Measurement Using Filter Insertion loss xdB No Yes bandwidth zr wer cxi LCR Measurement No Option 010 pas Probe J No Option 001 Internal Comparator Yes Yes Introduction 1 1 Front Panel Rear Panel and Display Front Panel N T s E as go E
23. D PRODUCT To avoid electric shock hazard the instrument chassis and cabinet must be connected to a safety earth ground by the supplied power cable with earth blade DO NOT Operate In An Explosive Atmosphere Do not operate the instrument in the presence of flammable gasses or fumes Operation of any electrical instrument in such an environment constitutes a definite safety hazard Keep Away From Live Circuits Operating personnel must not remove instrument covers Component replacement and internal adjustments must be made by qualified maintenance personnel Do not replace components with the power cable connected Under certain conditions dangerous voltages may exist even with the power cable removed To avoid injuries always disconnect power and discharge circuits before touching them DO NOT Service Or Adjust Alone Do not attempt internal service or adjustment unless another person capable of rendering first aid and resuscitation is present DO NOT Substitute Parts Or Modify Instrument Because of the danger of introducing additional hazards do not install substitute parts or perform unauthorized modifications to the instrument Return the instrument to a Hewlett Packard Sales and Service Office for service and repair to ensure that safety features are maintained Dangerous Procedure Warnings Warnings such as the example below precede potentially dangerous procedures throughout this manual Instructions contained in
24. E 2 E S O Ds E Q 1 6002001 Figure 2 1 Front Panel of HP E4915A 1E002002 Figure 2 2 Front Panel of HP E4916A 1 Display Displays measurement results instrument status and messages Front Panel Rear Panel and Display 2 1 LINE Switch Turns HP E4915A E4916A ON OFF 8 SOURCE port HP E4915A only Outputs test signal This 10 11 2 2 Front Panel Rear Panel and Display terminal will be connected to a test fixture HP E4916A provides this port on the rear panel INSTALLATION CATEGORY I TEST port HP E4915A only Inputs test signal This terminal will be connected to a test fixture HP E4916A provides this port on the rear panel Comparator Pass Fail LED Shows limit test results Pass Acceptable Fail Not Acceptable using the comparator function key Trigger Key Setting Key block The keys in this block are used to specify functions available with the HP E4915A E4916A Unit key The keys in this block are use to set the unit of each measurement parameter Entry key block The keys in this block is used to input numerical data Arrow keys Pressing displays measurement items softkeys on the previous page Pressing displays those on the next page You can also use these keys to move to th
25. Primary and Secondary Parameters 5 17 Tertiary Parameter 0 1 0 ls 5 17 Evaporation Monitoring Function HP E4916A Only 5 18 Measurement Using Filter HP E4916A Only 5 18 Procedure Qu san b piy e eem gatas an vA x tees 5 19 Selecting Filter Mode res 5 19 Specifying Frequency aoaaa 5 20 Specifying Bandwidth 5 20 Selecting Constant or Minimum Loss 5 20 Displaying Measurement Results 5 20 Limit Tests Wo do a e We 9 Pos eo REIR EC EUR 5 20 Primary and Secondary Parameters 5 20 Tertiary Parameter 5 20 Measuring LCR Using Impedance Probe HP E4916A with Options 001 and 010 Only 5 22 Required Equipment 5 22 Connection von 4 a 0 5 22 Selecting LCR Mode 2 5 22 Selecting Measurement Circuit 5 22 Selecting Measurement Parameters 5 22 Measurement Frequency 5 23 Averaging 5 23 Voltage and Current Monitor s 5 23 Calibrating Probe a a rn 5 23 Measurement 4e e 5 24 Measuring LCR Using Test Fixture Adapter HP E4916A with Options 001 and 010 Only 5 25 Required Equipment es 5 25 Selecting Settings and Calibration 5 25 Connecting HP 16099A Test Fixture Adapter 5 25 Compensating for Fixture Loss 5 25 Load Compensation
26. al stress notify the carrier as well as the Hewlett Packard office Keep the shipping materials for the carrier s inspection Installation and Set Up Guide 3 1 Table 3 1 HP E4915A E4916A Contents Description Qty HP Part Number HP E4915A E4916A Power cable l Program disk set 1 E4915 18010 Operation Manual 1 E4915 90040 User s Guide 1 E4915 90041 30 cm BNO Leads 8120 1838 120 cm BNC Leads 8120 1840 Option OBW Add Service Manual Service Manual 1 E4916 90100 Option 1CM Rack Mount Kit Rack mount kit 1 5063 9241 Option 1CN Front Handle Kit Front handle kit 1 5063 9226 Option 020 Add crystal measurement Software for HP VEE Crystal Measurement Software Disk 1 Option 001 Add Impedance Probe Kit Impedance Probe 1 1 Power Cable depends on where the instrument is used see Power Cable 2 HP E4915A only 3 HP E4916A only Power Requirements The HP E4915A E49164A requires the following power source Voltage 90 to 132 Vac 198 to 264 Vac Frequency 47 to 63 Hz Power 150 VA maximum Power Cable In accordance with international safety standards this instrument is equipped with a three wire power cable When connected to an appropriate ac power outlet this cable grounds the instrument frame The type of power cable shipped with each instrument depends on the country of destination Refer to Figure 3 1 for the part numbers of the power cables available
27. and firmware designated by HP for use with an instrument will execute its programming instruction when property installed on that instrument HP does not warrant that the operation of the instrument or software or firmware will be uninterrupted or error free Limitation Of Warranty vi 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 the environmental specifications for the product or improper site preparation or maintenance No other warranty is expressed or implied HP specifically disclaims the implied warranties of merchantability and fitness for a particular purpose Exclusive Remedies ESCH SAAT A AHORA Assistance The remedies provided herein are buyer s sole and exclusive remedies HP shall not be liable for any direct indirect special incidental or consequential damages whether based on contract tort or any other legal theory Product maintenance agreements and other customer assistance agreements are available for Hewlett Packard products For any assistance contact your nearest Hewlett Packard Sales and Service Office Addresses are provided at the back of this manual vii Typeface Conventions Bold Boldface type is used when a term is defined For example icons are symbols Italics Italic type is used for emphasis and for titles
28. ation setting 3 Meas Time Shows the measurement time setting 4 Trigger Shows the trigger mode setting Front Panel Rear Panel and Display 2 3 o on ema 10 Comparator On Shows the comparator is ON Mem ON Shows the memory buffer function is ON Rmt ON Shows the HP IB remote mode is ON Key Lock Shows the key lock is ON Shift Shows the shift key bue has been pressed and the shift function blue label on top of key is available Measurement Settings Shows 2 parameters at a time These parameters can be selected with the top and bottom keys Pressing and with no parameter selected allows the previous and next pages to be displayed respectively These parameters are called softkeys v does not appear in this area Comparator Output Comparator Pass Fail LED O Comparator Pass Fail Comparator Pass Fail C 1 2 a C 1 2 E O O 0 HP E4915A HP E4916A 3 O Figure 2 4 HP E4915A E4916A LED 1 LEDI For primary sorting of the primary measurement 24 Front Panel Rear Panel and Display parameter actual value on the LCD screen using the comparator function this LED turns ON depending on the result Pass or Fail LED2 For secondary sorting of the secondary measurement parameter actual value on the LCD screen using the comparator function this LED turns ON depending on the result Pass or Fail LEDS HP E4916A Only For the AF ACI limit
29. board components or components with one of the terminals grounded Measuring LCR Using Test Fixture Adapter HP E4916A with Options 001 and 010 Only Caution Y Required Equipment Make sure that the test signal level is O dBm or lower when using the probe For more information refer EMC in chapter 9 of Operation Manual When you use the HP 16099A test fixture adapter you can also use HP test fixtures for the APC 7 connector w HP E4916A with options 001 and 010 m HP 16099A Test Fixture Adapter w HP text fixture e g HP 16092A Selecting Settings and Calibration See Measuring LCR Using Impedance Probe HP E4916A with Options 001 and 010 Only for how to select settings and perform calibration Connecting HP 16099A Test Fixture Adapter 1 Perform calibration at the tip of the impedance probe Then connect the HP 16099 to the probe 2 Connect the HP text fixture to the HP 16099 See the manual supplied with the HP 16099 for how to connect it to the probe and to the fixture Compensating for Fixture Loss 1 Open circuit the test fixture and sequentially press and Geen 2 Insert the shorting device into the test fixture and sequentially press Giue and aster Load Compensation You do not need to perform load compensation when you directly connect the HP test fixture to the HP 16099 for measurement Load compensation is required to compensate for complicated residual impedance
30. calibration Wait for a few seconds until the calibration is complete When the beeper sounds remove the shorting device from the fixture Connect a 50 0 load 50 Q resistor to the fixture Sequentially press and 6 LOAD Wait for a few seconds until the LOAD calibration is complete When the beeper sounds remove the 50 0 load from the fixture Figure 4 4 OPEN SHORT LOAD calibration Step 5 Connecting DUT and Reading Measurement Results An error message appears when no DUT is connected When the DUT is connected to the fixture the HP E4915A E4916A starts searching for the resonance point and then displays the resonant frequency and CI Figure 4 5 Connecting DUT Fr 19 4567891MHz CI 24 93 kN FREQ 20 000MHz Xtl vvv RNG 500ppm Figure 4 6 Measurement Result Display If an Error Message Appears When DUT Is Connected If an error message appears when the DUT is connected the DUT resonant frequency may not be found within the specified frequency range or calibrations may not have been correctly performed Check your measurement according to the following guidelines For more information on each error message refer to HP E4915A E4916A Operation Manual m Check that both CL adapter boards supplied with the HP 41902A are mounted gt A E 5 gt Y EA D a 2 S a o If no CL adapter board or only one of these boards is mounted mount both of them m Check that the
31. circuit 1 Use or to display CKT nnnn nann shows the current setting 2 Press CKT nnnn to display the following CKT PI PROBE BRIDGE NONE 3 Select PROBE Selecting Measurement Parameters 5 22 Applications The HP E4916A can display up to 2 pairs of measurement parameters or 4 parameters at the same time The following lists parameters that can be specified Parameter Specified Parameter Specified with Prii and Prid j Z Y R G Cs Cp Ls Lp 62 0y X B D Q Rs Rp G 1 Press to display the following ZYRGOsCpLsLp 2 Select the desired parameter 3 Next press Seci X to display the following 020Y XBDQRs RpG Note v Calibrating Probe Note 4 Select the desired parameter Note that 6Z and 0Y represent the phase for Z and Y respectively e Press to display sequentially Pri2 X and Sec2 X and specify the parameter in the same manner as described above Measurement Frequency 1 Press and use keys on the ENTRY block to enter the frequency Averaging 1 Use or to display AVG N N shows the current averaging factor 2 Press AVG N and use keys on the ENTRY block to enter the desired averaging factor When you do not wish to use the averaging function enter 1 Voltage and Current Monitor The HP E4916A can monitor the signal level applied to the DUT during LCR measurement 1 Use or to sequentially display Imon OFF and Vmon OFF 2 To select the current monitor press T
32. citance as the actual capacitance 1 Sequentially press CL Value CL a nnnn F and Upper select to display a menu for selecting the CL value as shown below CL ACT No CL User 2 Select User and use keys on the ENTRY block to enter the capacitance of the connected load In this case enter 10 pF The stray capacitance when a crystal resonator is connected is different from that when the shorting device is connected When the HP 41902A is used the staray capacitance when a crystal resonator is connected is 5pF more than that when the shorting device is connected As the result when actual capacitance is set set the target capacitance to 5pF more than the CL Adj measurement result To know the staray capacitance of other test fixture please refer to the manual of it Specifying Target Capacitance You can obtain F for the capacitance different from that of the actual load In this case specify the capacitance for the desired Fy as the target capacitance to calculate this Fi In this example the actual load capacitance is 10 pF For example when you wish to obtain Fr for 11 pF capacitance specify 11 pF as CL t This allows the HP E4915A E4916A to calculate Fy for 11 pF with the 10 pF load still connected m When specifying different values as the actual and target capacitance 1 Press to display the following CL TGT No CL User CLact 2 At this time select User 3 Then use keys on the ENTRY block to en
33. e and Fail to sound it when the test result is not acceptable m Setting LED 1 Sequentially press biue and m k Comprtr 2 Use E or ED to display LED nnnn 3 Press LED nnnn to display the following LED Pass Fail 4 Select Pass to light the LED when the test result is acceptable or Fail to light it when the test result is not acceptable Turning Comparator Function ON OFF m Sequentially press and m k Comprtr m Use 55 or GJ to display COMP OFF and SEC 0FF Press COMP FF to toggle it ON when you wish to perform the limit test using the primary parameter W Press SEC OFF to toggle it ON when you wish to perform the limit test using the secondary parameter Manual Changes A gt ES D El ES 9 ES E a Q a Introduction This appendix contains the information required to adapt this manual to earlier versions or configurations of the HP E4915A E4916A than the current printing date of this manual The information in this manual applies directly to the HP E4915A E4916A serial number prefix listed on the title page of this manual Manual Changes To adapt this manual to your HP E4915A E4916A see Table A 1 and Table A 2 and make all the manual changes listed opposite your instrument s serial number and firmware version Instruments manufactured after the printing of this manual may be different from those documented in this manual Later instrument versions will be documented in
34. e desired choice when there are 2 or more choices available Select keys Two 2 select keys are provided Pressing the upper select key selects the measurement parameter shown in the upper section of the LCD Pressing the lower key select the parameter in the lower section Display The HP E4915A E4916A has a LCD on the front panel that displays characters over 2 lines Primary Measurement Parameter Secondary Measurement Parameter L un Moun Op Sh La Tr AME ft nigger on On Rmt pe Shift KL Measurement Settings ou Time Mode A ar Ga ED I 0 0000000 40 HP E4915A Primary Measurement Parameter Secondary Measurement Parameter ES Fi a g Uy 2 ES ban jaued Jeay ueg WoT Z i 002008 Op Sh Ld Tr SML i ME lem Rmt Key j Shift amar Meas trigger On Lock L Measurement Settings Call Batton Time Mode C TAE ou HP E4916A Figure 2 3 LCD Display Character Display Area This area displays setting menus Measurement Settings and messages Current Settings v Each v indicates the currently selected setting The following shows the meaning of each label 1 Measurement Mode Shows the measurement mode 2 Calibration HP E4915A or Compen and Cal HP E4916A Shows the calibration compens
35. e primary and secondary parameters are described later in Handler Interface Built in Comparator Function HP E4916A Only Tertiary Parameter You can specify a limit for the BW value 1 Sequentially press and m k Cemprtr 2 Use or to display A BW H n nn Hz 3 Press 4 BWH a an Hz to enter the upper limit for the bandwidth Press to display ABW L n nn Hz Press ABW_L n nn Hz to enter the lower limit for the bandwidth Use or to display Lm A BW OFF Press Lm A BW 0FF to toggle it Lm A BW ON Use or to display COMP OFF Press COMP FF to toggle it for turning ON the comparator function Applications 5 21 g 2 3 V S 3 a Measuring LCR Using Impedance Probe HP E4916A with Options 001 and 010 Only Caution Y Required Equipment Connection Selecting LCR Mode Make sure that the test signal level is 0 dBm or lower when using the probe For more information refer EMC in chapter 9 of Operation Manual m HP E4916A Option 001 Impedance Probe Kit Option 010 LCR Measurement Function See A Connecting a Probe HP E4916A Option 001 Only in Chapter 3 for how to connect the impedance probe m Sequentially press and Meas Time LCR At this time LCR appears at the lower left corner of the LCD to indicate that the LCR mode has been selected Selecting Measurement Circuit To use the impedance probe you need to specify the probe as the measurement
36. ed as FL value Then softkey CL Compen should be used to use this function and the softkey Ftgt is used to enter the frequency of the reference resonator It is required to adjust the capacitance load on the r fixture before using this function and enter the obtained load value into the actual capacitance And the target capacitance should be set to User when use this function Note that the CL measurement result when you use the CL Adj function after the capacitance load adjustment The stray capacitance when a crystal resonator is connected is different from that when the shorting device is connected The resonant frequency when the actual capacitance is connected is displayed if Fr is selected as the measurement parameter in this setup Furthermore the both parameters Fr and FL can be displayed at the same time by pressing blue 1 Status hardkeys after selecting FL as a measurement parameter To obrain the previous settings press biue 1 Status again Measuring Spurious Signals The HP E4915A E4916A searches through the spurious response in the specified frequency range and displays the frequency of the spurious signal and impedance at that frequency To measure spurious signals you need to specify the frequency range in which to search for spurious signals The HP E4915A E4916A displays the frequency of the specified signal in the selected range and the ratio between the CI at F and that at the spurious
37. ese data Fr value at sweep end CI value at sweep end Drive level at sweep end L Cl 25 392 DL 1 0004W i SS ACI Maximum Cl value Stopping Measurement In Case Of Faulty Search During You can choose to stop measurement if the HP E4915A E4916A cannot find the resonance point at a drive level during sweep 2 Press ABORT OFF to toggle it ON When ABORT ON appears measurement stops if the search fails during drive level sweep AFr Figure 5 4 Example of DLD Measurement Result Sweep 1 Use or to display ABORT OFF Limit Tests 5 16 Applications You can set 3 limits for drive level dependency test In the primary and secondary parameter limit tests the value measured at one of the drive levels is checked against the limit In the tertiary parameter limit test the value measured at each drive level is checked against the limit MIN MAX Drive Level Drive Level DETA Figure 5 5 Drive Level Dependency Test Primary and Secondary Parameters Steps to specify the primary and secondary parameters are described later in Handler Interface Built in Comparator Function HP E4916A Only Tertiary Parameter You can specify a limit for both F and CI at each drive level The HP E4915A E4916A checks the measured value at each level against the limit as this level changes 1 2 3 Press Lm A F 0FF to toggle it Lm A F 0N Use
38. fixture adapter 5 25 I impedance probe 5 22 incoming inspection 3 1 insertion loss 5 19 installation 3 1 Index 1 Index 2 LCR measurement 5 22 LED 5 30 limit 5 29 limit tests 5 16 5 20 line input receptacle 4 4 making calibration 4 6 manual changes A l measurement using filter 5 19 minimum loss 5 19 monitor 5 23 operation 4 1 overview 4 1 part number 3 1 PI Network Test Fixture 5 1 power requirement 3 2 printing 5 11 probe calibration 5 23 rack 3 6 search range 5 2 sequential mode 5 28 serial number A 2 setup 4 5 signal level 5 9 spurious signal measurement 5 7 target capacitance 5 4 test fixture adapter 5 25 tolerance mode 5 28 turning on 4 4 upper and lower limits 5 28 use of text fixture 5 25 ventilation requirement 3 5 voltage monitor 5 23 REGIONAL SALES AND SUPPORT OFFICES If you need technical assistance with a Hewlett Packard test and measurement product or application please contact the Hewlett Packard office or distributor in your country Asia Pacific Hewlett Packard Asia Pacific Ltd 17 21 F Shell Tower Times Square 1 Matheson Street Causeway Bay Hong Kong 852 2599 7070 Australia New Zealand Hewlett Packard Australia Ltd 31 41 Joseph Street Blackburn Victoria 3130 Australia 131 347 ext 2902 Canada Hewlett Packard Canada Ltd 5150 Spectrum Way Mississauga Ontario LAW 5G1 905 206 4
39. gure 3 1 Power Cable Supplied Installation and Set Up Guide Ventilation Requirements To ensure adequate ventilation make sure that there is adequate clearance of at least 250 mm behind 100 mm on the sides and 15 mm above and below Instruction for Cleaning To prevent electrical shock disconnect the HP E4915A E4916A power cable from the receptacle before cleaning Use a dry cloth or a cloth slightly dipped in water to clean the casing Do not attempt to clean the HP E4915A E4916A internally w EJ Pu E w E S E 2 El a n o Es g o Installation and Set Up Guide 3 5 Rack Handle Installation The analyzer can be rack mounted and used as a component in a measurement system Figure 3 2 shows how to rack mount the HP E4915A E4916A Table 3 2 Rack Mount Kits Option Description HP Part Number Handle Kit 5063 9226 Rack Mount Kit 5063 9241 3 6 Installation and Set Up Guide Option 1CN Handle Kit CET Figure 3 2 Rack Mount Kits Installation Option 1CN is a handle kit containing a pair of handles and the necessary hardware to attach them to the instrument Installing the Handle 1 Remove the adhesive backed trim strips 1 from the left and right front sides of the HP E4915A E4916A Refer to Figure 3 2 2 Attach the front handles to the sides using the screws provided 3 Attach the trim strips to the handles Installation and Set Up Guide
40. hange in frequency 1 Sequentially press and E System Use FE or ED to display Analog0ut 0FF and Setting 2 Press Setting to select dFdV Printing Note 3 Use keys on the ENTRY block to enter the rate of change in output voltage with change in frequency When you specify 1 dFdV the output voltage changes by 1 V as the frequency changes by 1 Hz Turning Analog Output ON OFF 1 Sequentially press blue and System Use 5 or ED to display Analog ut 0FF 2 Press AnalogOut DFF to toggle it ON The HP E4915A E4916A allows measurement results to be printed after each measurement Note that an optional HP IB Centronics converter is required for printing Printers PCL compatible printers with Centronics interface can be used Equipment Required for Printing The following is required for printing measurement results amp PCL compatible printer with Centronics interface w Printer cable w HP IB Centronics converter ITEL 45CHVU w HP IB cable Connecting Printer Be sure to turn OFF the HP E4915A E4916A printer and HP IB Centronics converter before connecting the printer to the HP E4915A E4916A 1 Check that the power for the printer and HP E4915A E4916A is OFF 2 Connect the printer and HP IB Centronics converter with the printer cable 3 Next connect the HP IB Centronics converter and HP E4915A E4916A with the HP IB cable 4 When you finish making connections tur
41. he HP E4916A you can also specify the level of test signal to be applied to the resonator To specify this level you need to specify the approximate CI of the resonator to be measured Follow the steps below Note The signal level specified with the HP E4916A indicates the power kl actually applied to a resonator However when you specify dBm as the unit of the signal level the specified level shows the signal level at the port of the HP E4916A instead of the power applied to a resonator 1 Sequentially press Level 1 and g M When the test signal level is set at 100 pw 2 Sequentially press Nominal CI 2 0 and Enter When CI is set at 20 Q Note With the HP E4915A the output power level is fixed at 5 dBm y Therefore you cannot specify the test signal level or CI R A E So ES 0 ga D Aa 9 a o Quick Start Guide 4 5 Step 4 Performing OPEN SHORT LOAD Calibrations OPEN SHORT LOAD Calibration 46 Quick Start Guide Lh Mount both CL adapter boards to the HP 41902A with the surface marked with THRU facing up Do not connect any device to the test fixture terminals so that the circuit of the fixture is open Sequentially press and 4 OPEN 4 Wait for a few seconds until the calibration is complete When the beeper sounds connect the shorting device to the fixture Sequentially press and to start the short circuit
42. his time press D pi to toggle it ON for displaying the Q value 4 Sequentially blue and u M Equiv Ckt to turn ON the equivalent circuit analysis function At this time the status information disappears Instead values of the components included in the equivalent circuit appear Sequentially press blue and Q M Equiv Ckt once again to turn OFF the analysis function At this time the status information appears again a Displaying Analysis Results Because the number of characters that can be displayed on the LCD is limited the HP E4915A E4916A cannot display all values it has obtained in the analysis The following lists values that can be displayed for all combinations of settings Note that you can load all values through HP IB 4 component analysis 6 component analysis DspQ OFF cs C1 Ra La Co Cr Ry Ly lou leu Ri Ro Go Q Measurement with Capacitance Load CL_a CL_t Parameters The HP E4915A E4916A incorporates the following capability to measure the resonance point with capacitance load in addition to Fr measurement m By specifying a different capacitance from that of the load connected to the PI network test fixture HP E4915A E4916A calculates and displays FL as if the target load was actually connected You need to specify 2 load capacitance values actual and target values The actual capacitance represents the capacitance of the load that is actually co
43. istL 0 000 5 Press PriH 0 000 and use keys on the ENTRY block to enter the positive tolerance limit 6 Press Pril 0 000 to enter the negative tolerance limit in the same manner as for the positive tolerance limit Specifying Limits for Secondary Parameter 1 Sequentially press and m k Comprtr 2 Use or to display c 3 Press Bec 40 000 and use keys on the ENTRY block to enter the upper limit 4 Press SecL 0 000 to enter the lower limit in the same manner as for the upper limit g gt ks E W ES fe E a Applications 5 29 Note y 530 Applications Specifying Limits for Tertiary Parameter during DLD Measurement Only The tertiary parameter is used for drive dependency level measurement See Drive Level Dependency Test HP E4916A Only for how to specify limits for the tertiary parameter Specifying Comparator Output Settings You can choose to sound the beeper and light the LED either when the test result is acceptable or when it is not acceptable To sound the beeper for comparator output sequentially press blue and System then select ON for BEEP If OFF is selected the beeper does not sound regardless of comparator settings m Setting Deeper 1 Sequentially press and m k Comprtr 2 Use JE or ED to display BEEP nnnn 3 Press enn to display the following BEEP Pass Fail 4 Select Pass to sound the beeper when the test result is acceptabl
44. mon OFF to toggle it ON 3 The monitored amperage appears in place of OFF in Imon OFF on the left of the LCD 4 You can turn ON the voltage monitor in the same manner as described above When you make settings after having turnd ON the current or voltage monitor you may find that the amperage or voltage is not displayed In this case use or to display the monitored amperage or voltage The voltage monitor and current monitor will not show correct values if the meter is not properly calibrated When using the probe you need to mount standards onto the tip of the probe and calibrate the HP E4915A E4916A 1 Mount the open circuit standard supplied with the impedance probe onto the tip of the probe and sequentially press and 4 pen 2 When you finish open circuit measurement remove the standard 3 Mount the short circuit standard supplied with the impedance probe onto the tip of the probe and sequentially press and Eza 4 When you finish short circuit measurement remove the standard 5 Mount the load standard supplied with the impedance probe onto the tip of the probe and sequentially press and 6 Coady Applications 5 23 gm 2 ki 2 F e S E a Measurement 5 24 Applications 6 When you finish load measurement remove the standard Touch the DUT with the tip of the probe to determine the DUT characteristics such as impedance You can also evaluate characteristics of on
45. n ON the printer HP E4915A E4916A and converter Applications 5 11 n gt 3 T amp s 3 o PRINTER HP E4915A E4916A oo C a e EE Lo ac GO SC e EI 3 z j Cable HP IB To Centronics Interface Convertet TE Figure 5 2 Connecting Printer and Converter Printing Procedure 1 Sequentially press and System Use or to display HP IB an nn shows the current HP IB address 2 Press HP IB an first then G 1 and sequentially Measurement results are printed after each measurement Note y The HP E4915A E4916A assumes the talk only mode when 31 is 5 12 Applications selected for its address Changing Calibration Standard Values When Using PI Network Test Fixture Other Than HP 41902A To use a PI network test fixture other than the HP 41902A for the HP E4915A E4916A you need to enter new calibration standard data Note Enter proper standard values These values vary depending on the fixture used See Table 5 1 for details The HP E4915A E4916A is factory set to HP 41902A calibration standard values Your modification to the standard values is stored even when you turn OFF the HP E4915A E4916A If you wish to use the HP 41902A again you need to preset the HP E4915A E4916A 1 Press and System Use or to display CAL 0p Sh Ld 2 Press CAL 0p Sh Ld to display the following CAL Open Short Load 3 Select Open to di
46. nnect both adapter boards to the HP 41902A with the surface marked with THRU facing up The HP 41902A cannot make measurement without CL adapter boards Also mounting one or both boards with the surface marked with CL facing up causes the circuit to become open DUT characteristics cannot be measured if the circuit is open Measuring Resonant Frequency Fy Although a load is actually connected the HP E4915A E4916A calculates and displays the DUT resonant frequency with no load 1 Press to check that Fr appears as the parameter Select Fr as the parameter if it does not appear on the LCD Then sequentially press biue and Bk Sp Entry Off 2 Fr and CI values are displayed immediately when a DUT is connected to the HP 41902A Applications 5 5 pi gt 3 T S E fe 5 a 5 6 Applications Note Measuring Resonant frequency With Capacitive Load Connected Fi 1 Press to display the following Param Fs Fr Fa FL 2 At this time select FL 3 The FL and CI values are displayed immediately when the DUT is connected to the HP 419024 CL Compensation Function l The HP E4915A E4916A have a function to calculate the capacitance load value which is enables a crystal resonator to oscillate at the frequency of the reference resonator The calculated capacitance load value is displayed as CL t value while the resonant frequency if the CL t is connected as the capacitance load is calculated and display
47. nnected to the PI network test fixture You need to enter this value on the HP E4915A E4916A in advance You also need to enter a different capacitance from that of the load connected to the PI network test fixture This allows the HP E4915A E4916A to calculate and display Fy as if the target load capacitance was actually connected Specifying Actual Load Capacitance m Measurement for actual capacitance Measure the capacitance of the connected load using CL Adj function 1 Insert each CL adapter board into the HP 41902A with the surface marked with CL facing up when a capacitive load is connected to the board Insert this board with the surface marked with THRU facing up when no load is connected to the s gt o IB ES Es s 3 an Applications 5 3 5 4 Applications Note board Be sure to insert both of the CL adapter boards into the HP 41902A Note that you need to insert both boards with the surface marked with CL facing up if you wish to connect a load to each side of the crystal resonator 2 Connect a shorting device to the HP 41902A 3 Sequentially press and to display the measured value as shown below CL nnnnnn pF CL a 0 000F nnnnnn represents the measured capacitance 4 If you wish to adjust the capacitance you can do so while looking at the measured capacitance on the LCD w When entering the desired value as actual capacitance You can use keys on the ENTRY block to enter the desired capa
48. nominal DUT resonant frequency matches the frequency you have specified If these frequencies do not match repeat the procedure from step 4 Quick Start Guide 4 7 Note If these frequencies match expand the search range and repeat the procedure from step 4 w Reduce the measurement speed The crystal resonator may be unable to respond quickly enough to the current measurement speed To reduce the measurement speed press and select Long To further reduce the measurement speed press HI Q 0FF and turn ON the High Q mode Measurement speed is the highest with Short and becomes lower in descending order as follows Short p Medium gt Long High Q short gt High Q Medium High Q Long The High Q mode is also useful when measurement values do not settle into a steady state In such cases turn ON the High Q mode and reduce measurement speed If Appears When DUT Is Connected 48 Quick Stert Guide m Check that INT internal trigger is selected for trigger mode Sequentially press Blue and Trig Trigger Mode to display a screen where you can specify the trigger mode Check that INT is flashing and press Enter If MAN or EXT is flashing use or to select INT and press Ex Applications Measuring Crystal Component Characteristics Using PI Network Test Fixture This chapter describes the steps of the following measurements using the HP E4915A and the Economy PI Network Test Fixture
49. of manuals and other publications Italic type is also used for keyboard entries when a name or a variable must be typed in place of the words in italics For example copy filename means to type the word copy to type a space and then to type the name of a file such as filet Computer Computer font is used for on screen prompts and messages Labeled keys on the instrument front panel are enclosed in 2 SOFTKEYS Softkeys located to the right of the CRT are enclosed in viii Safety Symbols General definitions of safety symbols used on equipment or in manuals are listed below NEZ H po Warning Caution Note y Instruction manual symbol the product is marked with this symbol when it is necessary for the user to refer to the instruction manual Alternating current Direct current On Supply Off Supply In position of push button switch Out position of push button switch Frame or chassis terminal A connection to the frame chassis of the equipment which normally include all exposed metal structures This Warning sign denotes a hazard It calls attention to a procedure practice condition or the like which if not correctly performed or adhered to could result in injury or death to personnel This Caution sign denotes a hazard It calls attention to a procedure practice condition or the like which if not correctly performed or adhered to could result in damage to or destruc
50. r and the Source port TESNO Figure 5 7 Connecting the Filter Applications 5 19 m gt he 3 s 3 a Note Limit Tests 5 20 Applications Specifying Frequency 1 Press to enter the nominal filter frequency 2 Press RNG n nnnMHz to specify the range in which to search for the bandwidth The search range must be larger than the bandwidth If a range smaller than the bandwidth is specified Search Fail appears to indicate that the attempt to search for the bandwidth failed Specifying Bandwidth l Use or to display xdB n nn current setting 2 Press xdB n nn dB to enter the desired bandwidth Selecting Constant or Minimum Loss 1 Use or display LOSS nnnn anan shows the current setting 2 Press LOSS nnnn to display the following Loss Type Const Min 8 Select Const for constant loss or Min for minimum loss Displaying Measurement Results 1 Sequentially press and 1 Status At this time the status information disappears Instead measurement results are displayed 2 Sequentially press and once again to display the status information again You can set 3 limits for filter measurement mode In each of the primary and secondary parameter limit tests the AF and AFg values are checked against the limit In the tertiary parameter limit test the BW value is checked against the limit Primary and Secondary Parameters Steps to specify th
51. splay the following OPEN G C 4 Select G to enter open circuit conductance G The standard conductance varies depending on the fixture used See Table 5 1 for details 5 Select C to enter open circuit capacitance C 6 Select Short to display the following SHORT RL 7 Select R to enter short circuit resistance R 8 Select L to enter short circuit inductance L 9 Select LOAD to display the following LOAD RL 10 Select R to enter load resistance R 11 Select L to enter load inductance L Table 5 1 Calibration Standard Values for HP PI Network Test Fixture oven smowr roan o Re 9 gt kel ES S E 7 Applications 5 13 Drive Level Dependency Test HP E4916A Only In this section we use the HP E4916A to test the drive level dependency of crystal resonator The HP E4916A searches for resonant frequency and crystal impedance of the resonator while changing the drive level test signal level Also the HP E4916A allows the following limit tests to be performed based on the results obtained after search w Limit test for measured value obtained at a specific drive level w Limit test for F and CI at each drive level Procedure Specifying Frequency To search for resonant frequency F enter the nominal resonant frequency of the crystal resonator In this section we test the drive level of a 20 MHz crystal resonator as an example 1 Sequentially press blue and
52. ter the target capacitance Note y Note v Measurement Procedure Note v Use the capacitance with the similar capacitance value to the target capacitance to the 7 fixture practically When the actual capacitance is set to be greatly different from the target capacitance measurement result fluctuates because of the internal calculation result The DUT s Q and other factors influence the unstability of the measurement results When Capacitive Load Is Not Connected Select No CL for each of the actual and target load capacitance 1 Press to select No CL from the menu shown below CL TGT No CL User CLact 2 Sequentially press GL_a nnnnn pF and Upper select to select No CL from the menu shown below CL ACT No CL User Make sure that both of the CL adapter boards are connected to the HP 419024 The HP E4915A E4916A searches for and displays characteristics of crystal resonator DUT such as Fr immediately when the DUT is connected to the fixture Search Fail appears on the LCD when no DUT is connected to the fixture Be sure to connect a capacitive load to the CL adapter board before mounting this board onto the HP 41902A with the surface marked with CL facing up The CL adapter board with a capacitive load must be mounted with the surface marked with CL facing up The board with no load must be mounted with the surface marked with THRU facing up Even if you use no capacitive load be sure co
53. test or BW test using the tertiary sorting of the comparator function this LED turns ON depending on the result Pass or Fail A Rear Panel N J E gt 22 os Le Zo EE du Bi ED Wo 3 2 E Figure 2 5 Rear Panel HP E4915A Figure 2 6 Rear Panel HP E4916A 1 Handler Interface Connector Connects to an external handler 2 EXT REF Input Inputs an external reference signal 3 EXT Trigger Input Inputs an external signal to trigger a measurement 4 HP IB Interface Connects the meter to an external controller for control through HP IB Front Panel Rear Panel and Display 2 5 Power Cable Receptacle with Fuse Holder This is input for the main power cable 6 Serial Number Plate Shows the serial number of this unit 7 Analog Output Outputs measurement result as analog signal 10 11 2 6 Front Panel Rear Panel and Display i An rest Port HP E4916A only Inputs the test signal This port and the SOURCE port connect to the fixture HP E4915A has the test port on the front panel INSTALLATION CATEGORY I 0 dBm 25 Vdc Input Max REFERENCE Port HP E4916A only This port is used to connect the impedance probe to the HP E4916A INSTALLATION CATEGORY I 20 dBm 25 Vdc Input Max Frame or Chassis Terminal HP E4
54. the warnings must be followed Warning Dangerous voltages capable of causing death are present in this instrument Use extreme caution when handling testing and adjusting this instrument Certification ka n Gm nn AAA Warranty 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 Institution s calibration facility or to the calibration facilities of other International Standards Organization members This Hewlett Packard instrument product is warranted against defects in material and workmanship for a period of one year from the date of shipment except that in the case of certain components listed in General Information of this manual the warranty shall be for the specified period During the warranty period Hewlett Packard Company will at its option either repair or replace products that prove to be defective For warranty service or repair this product must be returned to a service facility designated by HP Buyer shall prepay shipping charges to HP and HP shall pay shipping charges to return the product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to HP from another country HP warrants that its software
55. the ENTRY block to enter y the sweep stop maximum value m Specifying Sweep Type 1 Use or to display SWEP nnnnn nnnnn shows the current setting Press SWEP nnnnn to display the following Up Updown Upmin List 3 Use 3 or EI to select the sweep type and press Enter a tiii Search Start Point L Use or EDto display StartP nnnan manna shows the current setting 2 Press StartP nnnnn and use keys on the ENTRY block to specify the drive level number w Specifying Wait Time After Applying Power l Use or to display WAIT nnnnn nnnnn shows the current setting 2 Press WATT onnnn and use keys on the ENTRY block to enter the wait time in seconds Drive Level TETON Drive Level Drive Level Figure 5 3 Sweep Type To select LIST for sweep type you need to specify the sweep list using HP IB commands List sweep allows you to specify each drive level and perform sree as desired Mhen you select LIST at SWEP and You can specify the following in the DLD measurement mode as in the crystal measurement mode m Measurement parameters w Target phase angle m CI for determining drive level Applications 5 15 suoneonddy c 2 z gt 3 a ALC function ON OFF m Unit for drive level m Measurement time Short Mid Long w High Q mode See Measuring Crystal Component Characteristics Using PI Network Test Fixture for how to specify th
56. this chapter you will learn how to make basic F and CI measurement using the HP E4915A E4916A Overview This chapter describes how to make basic F and CI measurement in the following steps 1 Preparing for measurement m Connecting peripherals 2 Turning ON the meter 3 Setting up the meter w Selecting the function m Selecting the measurement parameter m Setting the frequency and search range 4 Performing OPEN SHORT LOAD calibrations 5 Connecting DUT and reading measurement results F and CD Required Equipment To follow all the steps in this chapter the following equipment is required HP E4915A or HP E4916A HP 41902A PI Network Test Fixture BNC cable x 2 Shorting device 50 Q load 50 Q resistor DUT Q s Loup a E S E 0 ES a Quick Start Guide 4 1 a c kan ai i ngenoag 00 0000 lo e 0D00000000 i ee odanoabaaal FS UN HP E4915A P lt gt W ad HP E4916A BNC Cable S TETORGOT 4 2 Quick Start Guide HP 41902A Short Device DUT Figure 4 1 Required Equipment A Step 1 Preparing For Measurement Note v HP E4915A has the SOURCE port and TEST port on the front panel HP E4916A has the SOURCE port and TEST port on the rear panel a A Connect the SORUCE port to the PI network test fixture with a BNC cable
57. tion of part or all of the product Note denotes important information It calis attention to a procedure practice condition or the like which is essential to highlight About This Manual Introduction This manual explains about the operation of HP E4915A Crystal Impedance Meter and HP E4916A Crystal Impedance LCR Meter The manual consists of the following sections This chapter explains the outline of HP E4915A and HP E4916A Front Panel Rear Panel and Display This chapter explains the features of the front and rear panels of the HP E4915A and HP E4916A Installation and Setup Guide Quick Start Guide Applications This chapter explains points to be checked when the distributed package is opened and the method to setup HP E4915A and HP E4916A Please read this chapter before you set up HP E4915A and HP E4916A This chapter illustrates basic operational procedures This chapter shows step by step instructions to measure a crystal resonator with a PI fixture and other devices Documentation Guide Please refer to the following manuals for the operation of the analyzer where necessarily HP E4915A and HP E4916A User s Guide This document explains the method to set up and basic operations of HP E4915A and HP E49164 in simple steps HP E4915A and HP E4916A Operation Manual This document describes all function accessed from the front panel keys and softkeys and a summary of all available HP IB commands It
58. tively The HP E4916A can evaluate DC bias characteristics when an external DC bias power source is connected to the external DC bias input terminal on the impedance probe Make sure that the bias voltage and current into the input terminal are respectively within 430 V and 0 5 A of the maximum ratings Application of power beyond the above levels can not only damage the HP E4916A but eventually cause fire Connection In Figure 5 8 Connecting DC Bias Power Source e gt hol T zs s E a Applications 5 27 Handler Interface Built in Comparator Function HP E4916A Only The HP E4916A has a comparator built into it for easy system upgrading using a handler This section describes how to specify comparator data with keys on the front panel Only some of the comparator functions are made available with keys on the front panel To make full use of its functions you need to use HP IB commands on an external controller See HP E4915A E4916A Operation Manual for details Comparator Function Available Function Available Corresponding Function with Front Panel with HP IB HP IB Command Keys Selection of primary Upper and lower Up to 10 BINs COMPPRI parameter limits only Selection of Yes Yes COMPPRIM sequence tolerance mode Selection of Upper and lower Upper and lower COMPSLIM secondary parameter limits limits Selection of tertiary
59. ual Changes Replacing the Fuse The HP part number of the fuse is 2110 0381 For more information on a fuse see AN Pase in Chapter 4 Perform the following steps to exchange the fuse 1 Remove the power cord if it is connected 2 Remove the fuse holder of AC line receptacle on the rear panel using a small flat blade screwdriver a A E E D Q E a c gt o c 5 o 3 To check or replace the fuse remove the fuse from the fuse holder 4 To reinstall the fuse insert a fuse into the fuse holder 5 Reinstall the fuse holer into the AC line receptacle Figure B 1 Replacing the Fuse Replacing the Fuse B 1 Index ARA CST FT AC A TT AL GI TT NEN eR TTT DEC REMANET TEE TTR A actual capacitance 5 3 ALC function 5 9 analog output 5 10 averaging 5 23 B beeper 5 30 built in comparator function 5 28 C capacitive load 5 1 CI measurement 4 1 CL adapter board 5 1 cleaning 3 5 constant loss 5 19 content 3 1 crystal component characteristics measurement 5 1 crystal resonator 4 1 current monitor 5 23 D DC bias measurement 5 26 delta mode 5 8 DLD measurement 5 14 drive level dependency 5 14 E equivalent circuit analysis 5 2 evaluation of components with one of the terminals grounded 5 24 F fuse 4 4 H handle 3 6 handier interface 5 28 high Q mode 5 8 HP 16099A test
60. ured frequency frequency specified with Freq Select User when you wish to specify a frequency other than the measured frequency as the reference frequency 6 When you select Nominal the measured frequency is automatically specified as the reference frequency for the A mode When you select User use keys on the ENTRY block to enter the desired frequency as the reference frequency Displaying A 1 Sequentially press and to turn ON the A mode At this time A appears on the left of measurement parameters to indicate that the parameter represents the difference from the nominal value Note however that A does not appear if you have selected OFF for that item 2 Sequentially press and once again to turn OFF the 4 mode Specifying Target Signal Level and Using ALC Function HP E4916A Only With the HP E4916A you can specify the target signal level You can choose the unit from among W V A and dBm Signal level can be affected by the CI of the component being measured To make sure that the signal of the specified level is applied to the component you need to specify the component CI as the nominal CI You can use the ALC function to automatically set the signal at a proper level based on the measured CI Specifying Signal Level 1 Press Level Applications 5 8 o gt he S E s 3 o Note Y Analog Output 5 10 Applications 2 Press UNIT nnnn to specify the unit for the signal level Choose
61. y High ModE o e uA de eh ME we aw Procedure 5 229 Se Aa ss Pu ee hU Delta Mode j r n wou wou ee n Specifying Reference CI Specifying Reference Frequency Displaying A Won w ya aw o grow nom s Specifying Target Signal Level and Using ALC Function HP E4916A Only 22er Specifying Signal Level Specifying Nominal CI Setting ALC Function o un non nou Analog Output eee non Specifying Reference Frequency Specifying Rate of Change in Output Voltage Turning Analog Output ON OFF Printing 4 2 tse de odo M eve ode pm ls Printers oo p oaat X XQ Rp fk ES xL Equipment Required for Printing Connecting Printer o Printing Procedure o Changing Calibration Standard Values When Using PI Network Test Fixture Other Than HP 41902A Drive Level Dependency Test HP E4916A Only Procedures Jess Mien aie Readers ded dd Specifying Frequency Specifying Drive Level Sweep Settings Stopping Measurement In Case Of Faulty Search During Sweep Contents 2 7 TATAA A Q CODD DO DO DO pt o9 e ph o go ww 5 4 5 5 5 5 5 6 5 6 5 7 5 7 5 7 5 7 5 8 5 8 5 8 5 8 5 8 5 9 5 9 5 9 5 9 5 10 5 10 5 10 5 10 5 10 5 11 5 11 5 11 5 11 5 11 5 12 5 13 5 14 5 14 5 14 5 14 Limit Tests a ei a ee a a un kou 5 16

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