User Manual - Excalibur Engineering
Contents
1. 6 QO a 00 i ao Ef i E4915A E4916A BNC Cable 41900A Short Device DUT LE104001 Figure 4 1 Required Equipment 4 2 Quick Start Guide N Step 1 Preparing For Measurement Note al E4915A has the SOURCE port and TEST port on the front panel Y E4916A has the SOURCE port and TEST port on the rear panel E N Connect the SORUCE port to the PI network test fixture with a BNC cable E N Connect the TEST port to the PI network test fixture with a BNC cable E4915A E4916A j E HD D o o o o ojo oje ojo oje 41900A 41900A LE104002 Figure 4 2 Connection of Measurement Cables Quick Start Guide 4 3 Step 2 Turning ON the Met2. E4915A E4916A Printer EN GPIB Cable Printer Cable E US Br GPIB To Centronics Interface Converter Figure 5 3 Connecting Printer and Converter Printing Procedure 1 Sequentially press blue and System Use or ED to display GPIB nn nn shows the current GPIB address Press GPIB nn first then 3 1 and Enter sequentially Measurement results are printed after each measurement Note A The E4915A E4916A assumes the talk only mode when 31 is selected Y for its address Applications 5 11 Changing Calibration Standard Values When Using PI Network Test Fixture Other Than 41900A Note 5 12 Applications uy To use a PI network test fixture other than the 41900A for the E4915A F4916A you need to enter new calibration standard data Enter proper standard values These values vary depending on the fixture used See Table 5 1 for details The E4915A E4916A is factory set to 41900A calibration standard values Your modification to the standard values is stored even when you turn OFF the E4915A E4916A If you wish to use the 41900A again you need to preset the E4915A E4916A Press blue and System Use or to display CAL 0p Sh Ld Press CAL 0p Sh Ld to display the following CAL Open Short Load Select Open to display the following OPEN G Select G to enter open circuit conductance G
3. LE0O2004 Figure 2 6 Rear Panel 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 GPIB Interface Connects the meter to an external controller for control through GPIB Front Panel Rear Panel and Display 2 5 2 6 Front Panel Rear Panel and Display 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 Analog Output Outputs measurement result as analog signal 8 AN resT Port E4916A only Inputs the test signal This port 10 11 and the SOURCE port connect to the fixture E4915A has the test port on the front panel INSTALLATION CATEGORY I O dBm 25 Vdc Input Max N REFERENCE Port E4916A only This port is used to connect the impedance probe to the E4916A INSTALLATION CATEGORY I 20 dBm 25 Vdc Input Max Frame or Chassis Terminal E4916A only GND terminal SOURCE Port E4916A only Outputs test signal This terminal and the TEST terminal connect to the fixture 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 E4915A E4916A The main topics in this chapter are
4. 4 N Connecting a Probe E4916A Option 001 Only Quick Start Guide Overview 2 a a a a a Required Equipment N Step 1 Preparing For Measurement Step 2 Turning ON the Meter Line Input Receptacle N Fuse ee ee Steps To Turn On The Power Step 3 Setting Up the Meter 0 Step 4 Selecting the Measurement Mode Step 5 Performing OPEN SHORT LOAD Calibrations OPEN SHORT LOAD Calibration Step 6 Connecting DUT and Reading Measurement Results 2 e o If an Error Message Appears When DUT Is Connected If Appears When DUT Is Connected 4 1 4 2 o 4 3 o 4 4 o 4 4 o 4 4 o 4 4 o 4 5 o 4 6 4 6 o 4 6 o 4 7 4 7 o 4 8 Contents 1 5 Applications Measuring Crystal Component Characteristics Using PI Network Test Fixture 2 o Required Parts and Equipment Preparation a Connecting Fixture e o Specifying Measurement Parameters Calibration 2 ee Equivalent Circuit Analysis oaa Procedure Displaying Analysis Results oe a Measuring Resonant Frequency FL with Capacitive Load Connected cc Target Capacitance trimming Function CL a CL_t Selecting a CL adapter board Ca Procedure 2 2 ee ee Measuring Spurious Signals a o Procedure e Specifying Spurious Signal Search Range Specifying Nu
5. Specifying Limits for Secondary Parameter Specifying Limits for Tertiary Parameter during DLD Measurement Only 0 Specifying Comparator Output Settings Turning Comparator Function ON OFF cc Manual Changes Introduction 1 Manual Changes a ee Serial Number o o o Replacing the Fuse Index 5 18 5 18 5 19 5 19 5 19 5 19 5 19 5 19 5 19 5 21 5 21 5 21 5 21 5 21 5 21 5 22 5 22 5 22 5 22 5 23 5 24 5 24 5 24 5 24 5 24 5 24 5 25 5 25 5 26 5 27 5 28 5 28 5 28 5 29 5 29 5 29 A 1 A 2 Contents 3 Figures Front Panel of E4915A 2 2 o 2 1 Front Panel of E4916A os 2 1 LCD Display o 2 3 E4915A E4916A LED aa 2 4 Rear Panel E4915A 2 5 Rear Panel E4916A 2 5 Power Cable Supplied 3 3 2 1 2 2 2 3 2 4 2 5 2 6 3 1 3 2 Rack Mount Kits Installation 3 6 3 3 Connecting a Probe 2 282 3 8 4 1 Required Equipment 4 2 4 2 Connection of Measurement Cables 2 4 3 4 3 Line Input Receptacle and Fuse 2 2 2 4 4 4 4 OPEN SHORT LOAD calibration 4 6 4 5 Connecting DUT 0 0 2 008 4 7 4 6 Measurement Result Display 2 2 4 7 5 1 Equivalent Circuit Analysis 02 5 2 5 2 Inserting the CL adapter board 5 3 5 3
6. Agilent E4915A Crystal Impedance Meter Agilent 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 1x For additional important information about serial numbers read Serial Number in Appendix A opie Agilent Technologies Agilent Part No E4915 90041 Printed in JAPAN February 2001 Seventh Edition Copyright 1996 1997 1998 2000 2001 Agilent Technologies Japan Ltd Manual Printing History August 1996 First Edition part number January 1997 Second Edition part number April 1997 Third Edition part number June 1997 Fourth Edition part number March 1998 Fifth Edition part number March 2000 Sixth Edition part number February 2001 Seventh Edition part number E4915 90001 E4915 90011 E4915 90021 E4915 90031 E4915 90041 E4915 90041 E4915 90041 Safety Summary Note uy Note i Y 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 th
7. Connecting Printer and Converter 2 5 11 5 4 Sweep Type 1 a a 5 14 5 5 Example of DLD Measurement Result 5 15 5 6 Drive Level Dependency Test 2 2 5 16 5 7 Parameters That Can Be Obtained 5 18 5 8 Connecting the Filter 002224282 5 18 5 9 Connecting DC Bias Power Source cc 5 26 5 10 Sequential and Tolerance Modes 2 5 27 A 1 Serial Number Plate 2 42 A 2 B 1 Replacing the Fuse 0 00 B 1 Tables 1 1 Comparison Between E4915A and E4916A Functions 1 1 3 1 E4915A E4916A Contents 2 ll 3 2 3 2 Rack Mount Kits 2 eee 3 5 5 1 Calibration Standard Values for Agilent PI Network Test Fixture 2 5 12 A 1 Manual Changes by Serial Number A 1 A 2 Manual Changes by ROM Version A 1 Contents 4 Introduction This user s guide describes basic operation procedures for the E4915A E4916A ranging from power on and setup to CI measurement This guide also shows how to access functions available with the E4915A E4916A This guide is intended to serve as a reference for beginning users of the E4915A Crystal Impedance Meter or E4916A Crystal Impedance LCR Meter Features of the E4915A E4916A The E4915A Crystal Impedance Meter and E4916A Crystal Impedance LCR Meter employ the network analyzer method transmission 7 network method to determine performance of crystal resonators With a built in rece
8. Rear Panel and Display 2 1 2 2 Front Panel Rear Panel and Display LINE Switch Turns E4915A E4916A ON OFF SOURCE port E4915A only Outputs test signal This terminal will be connected to a test fixture E4916A provides this port on the rear panel INSTALLATION CATEGORY I TEST port E4915A only Inputs test signal This terminal will be connected to a test fixture H4916A provides this port on the rear panel Comparator Pass Fail LED Shows limit test results Pass Acceptable Fail Not Acceptable using the comparator function 6 key Trigger Key 10 11 Setting Key block The keys in this block are used to specify functions available with the 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 the 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 E4915A E4916A has a LCD on the front panel that displays characters over 2 lines Primary Measurement Parame
9. The standard conductance varies depending on the fixture used See Table 5 1 for details Select C to enter open circuit capacitance C 6 Select Short to display the following SHORT RL Select R to enter short circuit resistance R 8 Select L to enter short circuit inductance L 9 Select LOAD to display the following 10 11 LOAD RL Select R to enter load resistance R Select L to enter load inductance L Table 5 1 Calibration Standard Values for Agilent PI Network Test Fixture OPEN SHORT LOAD Go Co Ro Lo Ro Lo 41900A 0 S 0 1 pF 1 2 0 6 nH 50 0 14 nH 41901A 0 S 0 1 pF 1 010 1 nH 50 2 3 4 nH 41902A 0 8 0 1 pF 1 0 3 nu 50 018 8 nH Drive Level Dependency Test E4916A Only Procedure In this section we use the E4916A to test the drive level dependency of crystal resonator The E4916A searches for resonant frequency and crystal impedance of the resonator while changing the drive level test signal level Also the E4916A allows the following limit tests to be performed based on the results obtained after search m Limit test for measured value obtained at a specific drive level a Limit test for F and CI at each drive level 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 Sequenti
10. 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 Applications 5 5 5 6 Applications Note uy 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 blue and Level Spurious to select the spurious signal mode 2 Press CENT nn nnnnMHz nn nnnn shows the currently selected value 3 Enter the center frequency of the desired frequency range 4 Press RNG nnnnn ppm nnnnn 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 EN 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 Nth to display information on the nth signal from the lowest frequency signal
11. on contract tort or any other legal theory Assistance Product maintenance agreements and other customer assistance agreements are available for Agilent Technologies products For any assistance contact your nearest Agilent Technologies 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 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 HARDKEYS Labeled keys on the instrument front panel are enclosed in 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 2 amp H ho Warning Y Caution Y Note 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 Fram
12. 3 When you select Nth enter the number of the spurious signal you wish to search for To do this press ESP and enter the signal number Displaying Fr and CI Simultaneously 1 Sequentially blue 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 IE lt I 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 High Q Mode Note i Y Delta Mode Select the high Q mode when you need to measure characteristics of a crystal resonator with a high Q value Procedure 1 Sequentially press blue and Freq Xt Then use or El 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 Medium Long High Q short gt High Q Medium gt High Q Long The E4915A E4916A can display the difference between the measured and nominal values Specifying Reference CI 1 Sequentially press and Freq xt Then use or to display ACI nn 2 Press ACI nn to display the following ACI Off DEV amp 3 Select Off when you do not wish to display the difference A between the measured and reference CI values Select DEV
13. OBW Add Service Manual Service Manual 1 E4915 90100 Option 1CM Rack Mount Kit Rack mount kit 1 5063 9241 Option 1CN Front Handle Kit Front handle kit 1 5063 9226 Option 001 Add Impedance Probe Kit Impedance Probe 1 1 Power Cable depends on where the instrument is used see Power Cable 2 E4915A only 3 E4916A only Power Requirements Power Cable Warning 3 2 Installation and Set Up Guide The E4915A E4916A requires the following power source Voltage 90 to 132 Vac 198 to 264 Vac Frequency 47 to 63 Hz Power 150 VA maximum 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 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 OPTION 900 United Kingdom OPTION 901 Australia New Zealand Earth TT _ Neutral Line Plug BS 1363A 250V Plug NZSS 198 AS C112 250V Cable HP 8120 1351 Cable HP 8120 1369 OPTION 902 European Continent OPTION 903 U S Canada gt A Earth gt E Line Earth Neutral Neutral Plug CEE VIL 250
14. calibrations See Chapter 4 for how to perform each calibration Note al Before starting your calibration make sure that no CL adapter board Y is mounted to the 41900A 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 Equivalent Circuit Analysis Co AH Wy Go Co Ro A O lt a C L Ri Li Ci Ri 4 devises 6 devises LE105001 Figure 5 1 Equivalent Circuit Analysis The E4915A E4916A offers the 4 component and 6 component equivalent circuit analysis function This function determines equivalent parameters such as CO R1 C1 and Ll based on the measurements which include impedance CI and Q factor at resonant point Fr and the capacitance at 0 9x Fr 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 blue and Freq xt Then use 1 or J to display EQUC O0FF 2 Press EQUC DFF to display the following EQUC 4DEV 6DEV OFF 3 Select 4DEV to select the 4 component analysis or 6DEV to select the 6 component analysis At this time press DspQ to toggle it ON for displaying the Q value 4 Sequentially blue and u M Equiv Ckt to turn ON the equivalent circuit an
15. loss 1 Sequentially press blue and CL Value Fit 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 filter and the Source port 6dB ATT LE105010 Figure 5 8 Connecting the Filter 5 18 Applications Note uy Limit Tests 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 1 Use or to display xdB n nn dB n nnn shows the current setting 2 Press xdB n nn dB to enter the desired bandwidth Selecting Constant or Minimum Loss 1 Use or display LOSS nnnn nnnn shows the current setting 2 Press LOSS nnnn to display the following Loss Type Const Min 3 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 pri
16. press blue and 6 Load 6 When you finish load measurement remove the standard Measurement Touch the DUT with the tip of the probe to determine the DUT characteristics such as impedance You can also evaluate characteristics of on board components or components with one of the terminals grounded Applications 5 23 Measuring LCR Using Test Fixture Adapter E4916A with Options 001 and 010 Only Caution 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 When you use the 16099A test fixture adapter you can also use Agilent test fixtures for the APC 7 connector Required Equipment E4916A with options 001 and 010 16099A Test Fixture Adapter a Agilent text fixture e g 16092A Selecting Settings and Calibration See Measuring LCR Using Impedance Probe E4916A with Options 001 and 010 Only for how to select settings and perform calibration Connecting 16099A Test Fixture Adapter 1 Perform calibration at the tip of the impedance probe Then connect the 16099 to the probe 2 Connect the Agilent text fixture to the 16099 See the manual supplied with the 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 blue and 7 Open 2 Insert the shorting device into the test fixture and sequential
17. quickly enough to the current measurement speed To reduce the measurement speed press Meas Time 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 gt Medium gt Long gt High Q short gt High Q Medium gt High Q Long m Decrease the step frequency for serching Decrease the step frequency for searching the resonant frequency Reducing the measurement speed decreases the step frequency automatically If the error message still displays after reducing the measurement speed you could change the step frequency individually To decrease the step frequency use f or J to display STEP Then select STEP and specify the desired value of the step frequency using the keys of the ENTRY block Note al For the range of the step frequency refer to the chapter 4 of the Y E4915A E4916A Operation Manual Note al The High Q mode is also useful when measurement values do not Y settle into a steady state In such cases turn ON the High Q mode and reduce measurement speed If Appears When DUT Is Connected 4 8 Quick Start Guide m Check that INT internal trigger is selected for trigger mode Sequentially press Blue and 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 g
18. 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 circuit 1 Use or to display CKT nnnn nnnn shows the current setting 2 Press CKT nnnn to display the following CKT PI PROBE BRIDGE NONE 3 Select PROBE Selecting Measurement Parameters The 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 Pril and Pri2 with Seci and Sec2 Z Y R G Cs Cp Ls Lp Oz Oy X B D Q Rs Rp G 1 Press Meas Printr to display the following ZYRG Cs Cp Ls Lp 2 Select the desired parameter 3 Next press Sec1 X to display the following OZ OY XBDQRs Rp G Applications 5 21 Note A Note i Y Calibrating Probe 5 22 Applications 4 Select the desired parameter Note that 0Z and 0Y represent the phase for Z and Y respectively 5 Press to display sequentially Pri2 X and Sec2 X and specify the parameter in the same mamner as described above Measurement Frequency 1 Press and use keys on the ENTRY block to enter the frequency Averaging 1 Use or D 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
19. warranty service or repair this product must be returned to a service facility designated by Agilent Technologies Buyer shall prepay shipping charges to Agilent Technologies and Agilent Technologies shall pay shipping charges to return the product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to Agilent Technologies from another country Agilent Technologies warrants that its software and firmware designated by Agilent Technologies for use with an instrument will execute its programming instruction when property installed on that instrument Agilent Technologies 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 Agilent Technologies specifically disclaims the implied warranties of merchantability and fitness for a particular purpose Exclusive Remedies The remedies provided herein are buyer s sole and exclusive remedies Agilent Technologies shall not be liable for any direct indirect special incidental or consequential damages whether based
20. 000 to enter the lower limit in the same manner as for the upper limit Specifying Limits in Tolerance Mode 1 2 3 Sequentially press and m k Comprtr Use or to display NOM 0 000 Press NOM 0 000 to enter the reference value for the tolerance mode Press to display 1stH 0 000 and 1stL 0 000 5 Press PriH 0 000 and use keys on the ENTRY block to enter the positive tolerance limit 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 Sequentially press blue and m k Comprtr Use or D to display SecH 0 000 and SecL 0 000 1 2 3 Press SecH 0 000 and use keys on the ENTRY block to enter the upper limit Press SecL 0 000 to enter the lower limit in the same manner as for the upper limit Note uy Specifying Limits for Tertiary Parameter during DLD Measurement Only The tertiary parameter is used for drive dependency level measurement See Drive Level Dependency Test 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 sou
21. 8 5 9 5 9 5 9 5 9 5 9 5 9 5 10 5 10 5 10 5 10 5 11 5 12 5 13 5 13 5 13 5 13 5 15 Procedure 2 ee Selecting Filter Mode 200282 Specifying Frequency Ce Specifying Bandwidth Selecting Constant or Minimum Loss Displaying Measurement Results 2 Limit Tests 2 2 Primary and Secondary Parameters Tertiary Parameter 2 2 ee ee Measuring LCR Using Impedance Probe E4916A with Options 001 and 010 Only 242 Required Equipment Connection a a a a a a a a Selecting LCR Mode Selecting Measurement Circuit 2 Selecting Measurement Parameters Measurement Frequency Averaging 2 1 1 ee a Voltage and Current Monitor 2 Calibrating Probe 2 008 Measurement 2 1 ee ee Measuring LCR Using Test Fixture Adapter E4916A with Options 001 and 010 Only 242 Required Equipment Selecting Settings and Calibration 2 Connecting 16099A Test Fixture Adapter Compensating for Fixture Loss 2 Load Compensation 0 08 Displaying Measurement Parameters DC Bias Measurement 4 4 Connection 2 2 a a a a Handler Interface Built in Comparator Function E4916A OM Specifying Comparator Function Settings Specifying Limits for Primary Parameter
22. Incoming Inspection m Power requirements m Ventilation Requirements a Instruction for Cleaning m Rack Handle Installation Connecting a Probe E4916A Option 001 only Incoming Inspection Warning To avoid hazardous electrical shock do not turn on the E4915A E4916A when there are signs of shipping damage to any portion of the outer enclosure for example covers panel or display 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 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 Agilent Technologies office If the shipping container is damaged or the cushioning material shows signs of unusual stress notify the carrier as well as the Agilent Technologies office Keep the shipping materials for the carrier s inspection Installation and Set Up Guide 3 1 Table 3 1 E4915A E4916A Contents Description Qty Agilent Part Number E4915A E4916A Power cable 1 Program disk set 1 E4915 18010 Operation Manual 1 E4915 90040 User s Guide 1 E4915 90041 30 em BNC Leads 2 8120 1838 120 em BNC Leads 2 8120 1840 Option
23. Setting to select dFdV 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 f or GJ to display AnalogOut OFF 2 Press AnalogOut OFF to toggle it ON Applications 5 9 Printing The E4915A E4916A allows measurement results to be printed after each measurement Note that an optional GPIB 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 PCL compatible printer with Centronics interface m Printer cable m GPIB Centronics converter JTEL 45CHVU a GPIB cable Connecting Printer Note Al Be sure to turn OFF the E4915A E4916A printer and GPIB Y Centronics converter before connecting the printer to the E4915A E4916A 1 Check that the power for the printer and E4915A E4916A is OFF 2 Connect the printer and GPIB Centronics converter with the printer cable 3 Next connect the GPIB Centronics converter and E4915A E4916A with the GPIB cable 4 When you finish making connections turn ON the printer E4915A E4916A and converter 5 10 Applications
24. V Plug NEMA 5 15P 125V 15A Cable HP 8120 1689 Cable HP 8120 1378 OPTION 904 U S Canada OPTION 905 Any country OS Q Line 2 Earth Line 1 Neutral Plug NEMA 6 15P 250V 15A que ca ESA aon Cable HP 8120 0698 able OPTION 906 Switzerland OPTION 912 Denmark Neutral Line Plug SEV 1011 1959 24507 Type 12 250V Plug DHCR 107 220V Cable HP 8120 2104 Cable HP 8120 2956 OPTION 917 India Republic of S Africa e Ground earth Neutral Neutral Plug SABS 164 250V Plug JIS C 8303 125V 15A Cable HP 8120 4211 Cable HP 8120 4753 OPTION 918 NOTE Each option number includes a family of cords and connectors of varoius materials and plug body configurations Plug option 905 is frequently used for intercomnecting system components and ipherals straight 90 etc peripherals Figure 3 1 Power Cable Supplied Installation and Set Up Guide 3 3 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 3 4 Installation and Set Up Guide To prevent electrical shock disconnect the 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 E4915A F4916A internally Rack Handle Installation The analyzer
25. ally press blue and 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 0 and 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 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 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 E4915A E4916A does not immediately start measurement after having selected drive levels m Specifying Start and Stop Values 1 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 3 Press MAX nnnnnuW and use keys on the ENTRY blo
26. alysis function At this time the status information disappears Instead values of the components included in the equivalent circuit appear 5 Sequentially press blue and u M Equiv Ckt once again to turn OFF the analysis function At this time the status information appears again 5 2 Applications Measuring Resonant Frequency FL with Capacitive Load Connected LE 104007 Displaying Analysis Results Because the number of characters that can be displayed on the LCD is limited the 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 GPIB 4 component analysis 6 component analysis DspQ OFF Co Ci Ri Li Co C1 Ri Li on Ci Ri Q Ro Go Q The E4915A E4916A incorporates the capability to measure the resonant frequency FL with capacitive load connected Before starting the measurement perform the following setting 1 Connect the CL adapter board to the 4 1900A 2 Press to display the following Param Fs Fr Fa FL FLtrim 3 Select FL 4 The F value is displayed immediately after the crystal resonator is connected to the 41900A Figure 5 2 Inserting the CL adapter board Applications 5 3 Note Note Perform calibration before connecting the CL a
27. asured frequency as the reference frequency 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 blue and p AMode 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 Sequentially press and once again to turn OFF the A mode Specifying Target Signal Level and Using ALC Function E4916A Only With the E4916A you can specify the target signal level You can choose the unit from among W V A and dBm 5 8 Applications 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 Cl 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 2 Press Level Press UNIT nnnn to specify the unit for the signal level Choose the desired unit from among the following displayed when this key is pressed UNIT dBm WATT AMP VOLT When you finish entering the unit you can enter the signal level Us
28. can be rack mounted and used as a component in a measurement system Figure 3 2 shows how to rack mount the E4915A F4916A Table 3 2 Rack Mount Kits Option Description Agilent Part Number 1CN Handle Kit 5063 9226 1CM Rack Mount Kit 5063 9241 Installation and Set Up Guide 3 5 Option 1CN Handle Kit 3 6 Installation and Set Up Guide LE103001 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 from the left and right front sides of the E4915A E4916A Refer to Figure 3 2 2 Attach the front handles Q to the sides using the screws provided 3 Attach the trim strips to the handles 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 Mounting the Rack 1 Remove the adhesive backed trim strips from the left and right front sides of the E4915A E4916A Refer to Figure 3 2 Attach the rack mount flange to the left and right front sides of the 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 N Connecting a Probe 1 E4916A Opt
29. ck to enter the sweep stop maximum value Applications 5 13 m Specifying Sweep Type l Use or to display SWEP nnnnn nnnnn shows the current setting 2 Press SWEP nnnnn to display the following Up Updown Upmin List 3 Use f or J to select the sweep type and press Enter m Specifying Search Start Point 1 Use 15 or EMto display StartP nnnnn nnnnn shows the current setting 2 Press StartP nnnnn and use keys on the ENTRY block to specify the drive level number a Specifying Wait Time After Applying Power 1 Use or to display WAIT nnnnn nnnnn shows the current setting Press WAIT nnnnn and use keys on the ENTRY block to enter the wait time in seconds A A MAX 2 2 2 a a a MIN rt gt t gt t Time Time Time UP UP MIN UP DOWN LE105004 Figure 5 4 Sweep Type Note al To select LIST for sweep type you need to specify the sweep list Y using GPIB commands List sweep allows you to specify each drive level and perform sweep as desired When you select LIST at each of MIN MAX SWEP and STD Note You can specify the following in the DLD measurement mode as in the uy 5 14 Applications crystal measurement mode Measurement parameters Target phase angle CI for determining drive level ALC function ON OFF Unit for drive level Measurement time Short Mid Long m High Q mode See Measuring Crystal Comp
30. d 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 respectively The 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 30 V and 0 5 A of the maximum ratings Application of power beyond the above levels can not only damage the E4916A but eventually cause fire Applications 5 25 Connection External DC e Bias Source am o A E105006 Figure 5 9 Connecting DC Bias Power Source 5 26 Applications Handler Interface Built in Comparator Function E4916A Only The 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 GPIB commands on an external controller See E4915A E4916A Operation Manual for details Comparator Function Available Function Available Corresponding Function with Front Panel w
31. dapter board Make sure that the CL adapter board is disconnected when performing calibration In the FL mode RL is displayed instead of the CI RL doesn t mean the impedance of the crystal resonator but the impedance of the crystal resonator and the CL on the CL board Target Capacitance trimming Function CL_a CL_t 5 4 Applications Note Note Note A e A A e In some situations you may want to trim a CL value of the CL adapter board or you may have trouble in adjusting Fr of the reference resonator due to unwanted factors such as stray capacitance causing the effective CL value to increase The E4915A E4916A provides the target capacitance trimming function which can help you in such situations This function allows you to trim the CL value on condition that you connect the CL adapter board whose CL value is close to the target CL value This function calculates the effect caused by the difference between the target CL value and the adapter board CL value to determine an approximate resonant frequency expected when the target CL value is connected To use this function first select appropriate CL adapter board and trimming mode and then specify the ACTUAL capacitance value CL_a and the TARGET capacitance value CL_t for the E4915A E4916A The target capacitance trimming function only provides the calculation result of an approximate FL value This means that it does not trim the actual CL
32. e 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 destruction of part or all of the product Note denotes important information It calls attention to a procedure practice condition or the like which is essential to highlight About This Manual This manual explains about the operation of E4915A Crystal Impedance Meter and E4916A Crystal Impedance LCR Meter The manual consists of the following sections Introduction This chapter explains the outline of E4915A and E4916A Front Panel Rear Panel and Display This chapter explains the features of the front and rear panels of the E4915A and E4916A Installation and Setup Guide This chapter explains points to be checked when the distributed package is opened and the method to setup E4915A and E4916A Please read this chapter before you set up E4915A and E4916A Quick Start Guide This chapter illustrates basic operational procedures Applications This chapter shows step by step instructions to measure a crystal resonator
33. e instrument The Agilent Technologies assumes no liability for the customer s failure to comply with these requirements E4915A and E4916A comply with INSTALLATION CATEGORY II and POLLUTION DEGREE 2 in IEC1010 1 E4915A and E4916A are INDOOR USE product LEDs in this product are Class 1 in accordance with IEC825 1 CLASS 1 LED 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 Substitute Parts Do not attempt internal service or adjustment unless another person capable of rendering first aid and resuscitation is present Or Modify Instrument Because of the danger of introducing additional hazards do not install substitute parts or perfo
34. e keys on the ENTRY block to enter the desired level Note uy Analog Output The signal level specified with the 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 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 Cl 2 Press ALC OFF to toggle it ON At this time CI and ALC OFF switch to CI AUTO and ALC ON respectively The E4915A E4916A can change its voltage output in proportion to change in deviation from the reference frequency such as F The analog output terminal is provided on the rear panel of the E4915A E4916A Specifying Reference Frequency Specify the frequency used as a reference to determine the deviation 1 Sequentially press blue and System Use or El to display Analog0ut DFF 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 change in frequency 1 Sequentially press blue and System Use or El to display AnalogOut OFF and Setting 2 Press
35. ement 5 25 delta mode 5 7 DLD measurement 5 13 drive level dependency 5 13 equivalent circuit analysis 5 2 evaluation of components with one of the terminals grounded 5 23 fuse 4 4 handle 3 5 handler interface 5 27 high Q mode 5 7 impedance probe 5 21 incoming inspection 3 1 insertion loss 5 18 installation 3 1 Index 1 Index 2 LCR measurement 5 21 LED 5 29 limit 5 28 limit tests 5 15 5 19 line input receptacle 4 4 making calibration 4 6 manual changes A 1 measurement using filter 5 18 minimum loss 5 18 monitor 5 22 operation 4 1 overview 4 1 part number 3 1 PI Network Test Fixture 5 1 power requirement 3 2 printing 5 10 probe calibration 5 22 rack 3 5 search range 5 1 sequential mode 5 27 serial number A 2 setup 4 5 signal level 5 8 spurious signal measurement 5 5 test fixture adapter 5 24 tolerance mode 5 27 turning on 4 4 upper and lower limits 5 27 use of text fixture 5 24 ventilation requirement 3 4 voltage monitor 5 22
36. er Line Input Receptacle L C Go Os e E E Fuse E104003 Figure 4 3 Line Input Receptacle and Fuse Line Input Receptacle The AC Power cable is connected to this receptacle N Fuse Use the following fuse Agilent Part Number 2110 038 UL CSA type time delay 3 A 250 Vac If you need this fuse contact your nearest Agilent Technologies 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 E4915A E4916A you need 10 minutes for warming up 3 Press blue C Reset to preset the meter 4 4 Quick Start Guide Step 3 Setting Up the Meter Note Note uy a 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 0 and G M 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 nnnnn shows the current setting 3 Sequentially press 5 0 0 and to specify the search range With the 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 t
37. factor When you do not wish to use the averaging function enter 1 Voltage and Current Monitor The E4916A can monitor the signal level applied to the DUT during LCR measurement 1 Use or lt J to sequentially display Imon OFF and Vmon OFF 2 To select the current monitor press Imon DFF to toggle it ON 3 The monitored amperage appears in place of OFF in Imon 0FF 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 turned 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 E4915A E4916A 1 Mount the open circuit standard supplied with the impedance probe onto the tip of the probe and sequentially press blue and G Open 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 blue and 5 Short 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
38. he resonator to be measured Follow the steps below The signal level specified with the 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 E4916A instead of the power applied to a resonator 1 Sequentially press Level 1 0 0 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 0 With the E4915A the output power level is fixed at 5 dBm Therefore you cannot specify the test signal level or CI Quick Start Guide 4 5 Step 4 Selecting the Measurement Mode 1 Select the F measurement mode 2 Press Meas Prmtr to display the following Param Fs Fr Fa FL FLtrim 3 Select Fr Step 5 Performing OPEN SHORT LOAD Calibrations OPEN SHORT LOAD Calibration 1 Connect no device to the test fixture terminals so that the circuit of the fixture is open 2 Sequentially press blue and 4 OPEN 3 Wait for a few seconds until the calibration is complete When the beeper sounds connect the shorting device to the fixture 4 Sequentially press blue and 5 SHORT to start the short circuit calibration 5 Wait for a few seconds until the calibration is complete When the beeper sounds remove the shorting device from the fixture 6 Connect a 50 2 load 50 Q resist
39. ion 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 Installation and Set Up Guide 3 7 CETO3000 Figure 3 3 Connecting a Probe probe For more information refer EMC in chapter 9 of Operation Caution Y Make sure that the test signal level is 0 dBm or lower when using the Manual 3 8 Installation and Set Up Guide Quick Start Guide In this chapter you will learn how to make basic F and CI measurement using the E4915A E4916A Overview This chapter describes how to make basic F and CI measurement in the following steps 1 Preparing for measurement Connecting peripherals 2 Turning ON the meter 3 Setting up the meter m 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 CI Quick Start Guide 4 1 Required Equipment To follow all the steps in this chapter the following equipment is required E4915A or E4916A A1900A PI Network Test Fixture BNC cable x 2 Shorting device 50 2 load 50 2 resistor DUT
40. ith GPIB GPIB 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 Yes during DLD Yes during DLD COMPSECAUX parameter measurement measurement OUT OF BIN1 BIN2 BINS BIN9 OUT OF BINS DSSS ae ue lt gt BINS l l l l l Capacitance Sequential Sorting OUT OF BINS gt BIN9 lt lt OUT OF BINS Po BIN3 BIN2 257 NOMINAL VALUE Tolerance Sorting E105007 Figure 5 10 Sequential and Tolerance Modes Applications 5 27 Specifying Comparator Function Settings 5 28 Applications Specifying Limits for Primary Parameter m Selecting Sequence or Tolerance Mode 1 2 Sequentially press blue and m k Comprtr Use 13 or D to display PRI nnn nnn shows the current setting Press PRI nnn to display the following PRI ABS_TOL TOL SEQ 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 Specifying Limits in Sequence Mode 1 2 3 Sequentially press and m k Comprtr Use or to display PriH 0 000 and PriL 0 000 Press PriH 0 000 and use keys on the ENTRY block to enter the upper limit Press PriL 0
41. iver 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 E4915A the 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 E4916A can also make measurements using the optional probe 001 The following list shows the difference between the E4915A and E4916A Table 1 1 Comparison Between E4915A and E4916A Functions Function E4915A E4916A Measurement Signal 1 to 100 MHz 5 dBm 60 to 18 dBm Output 100 to 180 MHz 5 dBm 60 to 16 dBm Drive Level Dependency Testing No Yes Evaporation Monitoring No Yes Measurement Using Filter Insertion loss xdB No Yes bandwidth LCR Measurement No Option 010 Impedance Probe No Option 001 Internal Comparator Yes Yes Introduction 1 1 Front Panel Rear Panel and Display Front Panel LE002001 Figure 2 1 Front Panel of E4915A 8 LE002002 Figure 2 2 Front Panel of E4916A 1 Display Displays measurement results instrument status and messages Front Panel
42. lue CL_a Press CL Value CL_a nnnn F Upper select and use keys on the ENTRY block to enter the ACTUAL capacitance value m Enter the load capacitance value you wish to obtain for the TARGET capacitance value CL_t Press CL Value CL_t nnnn F Lower select and use keys on the ENTRY block to enter the TARGET capacitance value Note al Always keep the ACTUAL capacitance value which is the capacitance Y value of the CL adapter board actually connected to the 7 test fixture close to the TARGET capacitance value If the difference between the ACTUAL capacitance value and the TARGET capacitance value becomes rather great while you are trying many different TARGET values select the closest CL adapter board again Note al You can t specify the CL value for CL a or CL t when you select the Y mode except FLtrim by Meas Prmtr Measuring Spurious Signals The 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 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 signal frequency This spurious ratio indicates the ratio between the measured impedance at the spurious signal frequency and the Cl at F
43. ly press blue and 8 Short Load Compensation You do not need to perform load compensation when you directly connect the Agilent test fixture to the 16099 for measurement Load compensation is required to compensate for complicated residual impedance that may arise from the test fixture when you extend the cable from the 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 4284A and 4285A m Specifying Load Impedance for Compensation 5 24 Applications 1 Sequentially press and E System Jand use or J to display COMP 0p Sh Ld 2 Press COMP 0p 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 m Performing Load Compensation 1 Connect the load to the text fixture 2 Sequentially press and 9 Load Displaying Measurement Parameters Note i Y DC Bias Measurement Caution Y The 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 1 Status At this time the status information disappears an
44. mary and secondary parameter limit tests the AF and AF 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 the primary and secondary parameters are described later in Handler Interface Built in Comparator Function E4916A Only Tertiary Parameter You can specify a limit for the BW value 1 Sequentially press and m k Comprtr 2 Use or to display A BW_H n nn Hz 3 Press A BW H n nn Hz to enter the upper limit for the bandwidth Applications 5 19 5 20 Applications Press to display ABW_L n nn Hz Press ABW_L n nn Hz to enter the lower limit for the bandwidth Use or D to display Lm A BW OFF Press Lm A BW DFF to toggle it Lm A BW ON Use or D to display COMP OFF Press COMP OFF to toggle it for turning ON the comparator function Measuring LCR Using Impedance Probe E4916A with Options 001 and 010 Only probe For more information refer EMC in chapter 9 of Operation Caution Y Make sure that the test signal level is 0 dBm or lower when using the Manual Required Equipment E4916A Option 001 Impedance Probe Kit Option 010 LCR Measurement Function Connection See N Connecting a Probe E4916A Option 001 Only in Chapter 3 for how to connect the impedance probe Selecting LCR Mode m Sequentially press blue and Meas Time LCR At
45. mber of Spurious Signals and Selecting Target Signal Displaying Fr and CI Simultaneously High Q Mode 2 o Procedure Delta Mode e Specifying Reference To Specifying Reference Frequency Displaying A e Specifying Target Signal Level and Using ALC Function E4916A Only 2 Specifying Signal Level 2 2 a Specifying Nominal CI 2 Setting ALC Function 2 2 e Analog Output 20282 os Specifying Reference Frequency Specifying Rate of Change in Output Voltage Turning Analog Output ON OFF 2 2 Printing 2 2 ee Printers 2 2 ee ee ee o Equipment Required for Printing Ce Connecting Printer 4 4 Printing Procedure 1 a Changing Calibration Standard Values When Using PI Network Test Fixture Other Than 41900A Drive Level Dependency Test E4916A Only Procedure 2 2 ee ee Specifying Frequency Specifying Drive Level Sweep Settings Stopping Measurement In Case Of Faulty Search During Sweep a eee Limit Tests 2 2 e Primary and Secondary Parameters e Tertiary Parameter Evaporation Monitoring Function E4916A Only Measurement Using Filter E4916A Only Contents 2 I do DO DD DD ps e ps FA OV OV OV OV OV OV ON CUCU OV OVO Aron Pp 5 6 5 6 5 7 5 7 5 7 5 7 5 7 5 8 5 8 5
46. nd regardless of comparator settings m Setting Beeper 1 Sequentially press and m k Comprtr 2 Use or to display BEEP nnan 3 Press BEEP nnnn to display the following BEEP Pass Fail 4 Select Pass to sound the beeper when the test result is acceptable and Fail to sound it when the test result is not acceptable a Setting LED 1 Sequentially press and m k Comprtr 2 Use or 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 blue and m k Comprtr m Use or D to display COMP OFF and SEC OFF E Press COMP DFF to toggle it ON when you wish to perform the limit test using the primary parameter m Press SEC DFF to toggle it ON when you wish to perform the limit test using the secondary parameter Applications 5 29 A Manual Changes Introduction This appendix contains the information required to adapt this manual to earlier versions or configurations of the E4915A E4916A than the current printing date of this manual The information in this manual applies directly to the E4915A E4916A serial number prefix listed on the title page of this manual Manual Changes To adapt this manual to your E4915A E4916A see Table A 1 and Table A 2 and make all the manual changes listed op
47. of the CL adapter board Therefore if you do not wish to use any approximate value for measurement results do not use this function In the target capacitance trimming function neither the CI nor the RL is displayed If the target CL value and the CL value for the adapter board differ greatly readout may become unstable or measurement may fail Be sure to select an appropriate CL adapter board Selecting a CL adapter board Select a CL adapter board whose capacitance value is the closest to the target CL value The target capacitance trimming function can calculate an approximate value more accurately as the difference between the target CL value and the actually loaded CL value becomes smaller If the target CL value and the CL value for the adapter board differ greatly readout may become unstable or measurement may fail Note al Even if a correct CL adapter board is selected readout may vary Y or measurement may fail This can be caused by several factors including Q of the crystal resonator to be measured If this is the case do not use the target capacitance trimming function Procedure Perform the following procedure to use the target capacitance trimming function m Connect the proper CL adapter board to the 419004 m Press to display the following Param Fs Fr Fa FL FLtrim m Select FLtrim a Enter the capacitance value of the actually connected CL adapter board for the ACTUAL capacitance va
48. onent Characteristics Using PI Network Test Fixture for how to specify these data Fr value at sweep end Cl value at sweep end Drive level at sweep end Fr 80 0024903MH CI 25 390 DL 1 000uW A 112 1114 A 94imQ Max CI 25 390 AFr ACI Maximum Cl value LE105009 Figure 5 5 Example of DLD Measurement Result Limit Tests Stopping Measurement In Case Of Faulty Search During Sweep You can choose to stop measurement if the E4915A E4916A cannot find the resonance point at a drive level during sweep 1 Use 15 or ED to display ABORT OFF 2 Press ABORT OFF to toggle it UN When ABORT ON appears measurement stops if the search fails during drive level sweep 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 Applications 5 15 ACI AFr Limit ACI Limit 4 AFr gt gt MIN MAX MIN MAX Drive Level Drive Level E105005 5 16 Applications Figure 5 6 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 E4916A Only Tertiary Pa
49. or to the fixture 7 Sequentially press blue and 6 LOAD 8 Wait for a few seconds until the LOAD calibration is complete When the beeper sounds remove the 50 0 load from the fixture LE104004 Figure 4 4 OPEN SHORT LOAD calibration 4 6 Quick Start Guide Step 6 Connecting DUT and Reading Measurement Results An error message appears when no DUT is connected When the DUT is connected to the fixture the E4915A E4916A starts searching for the resonance point and then displays the resonant frequency and CI LE104005 Figure 4 5 Connecting DUT Fr 19 4567891MHz C1 24 93 kN FREQ 20 000MHz Xtl vyv 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 E4915A E4916A Operation Manual m Check that the nominal DUT resonant frequency matches the frequency you have specified If these frequencies do not match repeat the procedure from step 4 If these frequencies match expand the search range and repeat the procedure from step 4 m Reduce the measurement speed Quick Start Guide 4 7 The crystal resonator may be unable to respond
50. posite 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 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 Agilent Technologies 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 Agilent Technologies office To confirm the ROM version turn ON the power for the 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 Agilent Technologies 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 fir
51. rameter You can specify a limit for both F and CI at each drive level The E4915A E4916A checks the measured value at each level against the limit as this level changes 1 Sequentially press and m k Comprtr 2 Use or to display A F_H n nn Hz 3 Press A F_H n nn Hz to enter the upper limit for frequency 4 Press ED to display AZ_H n nn Hz Press AZ H n nn Hz to enter the upper limit for impedance 6 Use gt gt or J to display Lm A F 0FF and Lm A Z 0FF T Press Lm A F 0FE to toggle it Lm A F 0N 8 Press Lm A Z 0FF to toggle it Lm A Z 0N 9 Use or to display COMP OFF 10 Press COMP OFF to toggle it for turning ON the comparator function Evaporation Monitoring Function E4916A Only The firmware of version 2 00 or later allows you to operate this function using the front panel See E4915A E4916A Operation Manual for details In this reference description of GPIB commands is given in Chapter 5 Also sample programs using the evaporation monitoring function are provided in Chapter 7 Applications 5 17 Measurement Using Filter E4916A Only 0dB Constant Loss Nominal Nominal Frequency Frequency EO0400 Figure 5 7 Parameters That Can Be Obtained Procedure Selecting Filter Mode The 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
52. rm unauthorized modifications to the instrument Return the instrument to a Agilent Technologies Sales and Service Office for service and repair to ensure that safety features are maintained Dangerous Procedure Warnings Warning Warnings such as the example below precede potentially dangerous procedures throughout this manual Instructions contained in the warnings must be followed Dangerous voltages capable of causing death are present in this instrument Use extreme caution when handling testing and adjusting this instrument Certification Warranty Agilent Technologies certifies that this product met its published specifications at the time of shipment from the factory Agilent Technologies 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 Agilent Technologies 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 Agilent Technologies will at its option either repair or replace products that prove to be defective For
53. st five characters are the serial prefix and the last five digits are the suffix Agilent Technologies Japan Ltd SER NO JP1KG12345 AK MADE IN JAPAN 33 Figure A 1 Serial Number Plate A 2 Manual Changes Replacing the Fuse The Agilent part number of the fuse is 2110 0381 For more information on a fuse see AN Puse 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 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 LE104006 Figure B 1 Replacing the Fuse Replacing the Fuse B 1 Index 16099A test fixture adapter 5 24 ALC function 5 8 analog output 5 9 averaging 5 22 beeper 5 29 built in comparator function 5 27 CI measurement 4 1 cleaning 3 4 constant loss 5 18 content 3 1 crystal component characteristics measurement 5 1 crystal resonator 4 1 current monitor 5 22 DC bias measur
54. t or J to select INT and press Enter Applications Measuring Crystal Component Characteristics Using PI Network Test Fixture This chapter describes the steps of the following measurements using the E4915A and the PI Network Test Fixture Equivalent circuit analysis Fr measurement Spurious measurement Drive level dependency measurement Evaporation monitoring function Measurement using filter Although the E4915A is used as an example you can follow the same measurement steps with the E4916A Required Parts and Equipment The following is required for this measurement E4915A or E4916A 41900A PI Network Test Fixture 1 CL adapter board supplied with the 41900A A capacitive load of 10 pF is used in this measurement 2 BNC cables supplied with the 41900A Shorting device supplied with the 41900A 500 load supplied with the 41900A Crystal resonator target component A 20 MHz crystal resonator is used in this measurement Preparation Connecting Fixture Connect the PI Network Test Fixture to the E4915A See Chapter 4 for how to connect the fixture Specifying Measurement Parameters 1 Specify 20 MHz as the nominal frequency of the crystal resonator Fe OO GM 2 Specify the range in which to search for the resonant frequency Press Lower select first to enter the search range as the deviation from the selected nominal frequency Applications 5 1 Calibration Perform the OPEN SHORT and LOAD
55. ter Secondary Measurement Parameter Op Sh Ld Tr SML 1M Ey Comprtr Mem Rmt Key Shift J e Calibration DS Meas J rigger Lock Measurement Settings Time b d dd bodog E4915A Primary Measurement Parameter Secondary Measurement Parameter Op Sh Ld Try Ls ML IMEJ tem Rmt Key Shift Calibration Meas J rigger Lock Measurement Settings Call Botton gt O dido 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 E4915A or Compen and Cal E4916A Shows the calibration compensation setting 3 Meas Time Shows the measurement time setting 4 Trigger Shows the trigger mode setting Front Panel Rear Panel and Display 2 3 10 Comparator On Shows the comparator is ON Mem ON Shows the memory buffer function is ON Rmt ON Shows the GPIB remote mode is ON Key Lock Shows the key lock is ON Shift Shows the shift key blue has been pressed and the shift function blue label on top of key is available Measurement Se
56. to display the difference or to display the measured value in percentage of the reference value 4 Next specify the reference value that is used to display the A value To do this press RefZ n nnnnQ to display the following RefZ Nominal User 5 Select Nominal when you wish to use the specified nominal CI value specified with CI nn nnnQ See Specifying Target Signal Level and Using ALC Function 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 and Freq xt Use or to display AF nn 2 Press AF nn to display the following AF Off DEV PPM Applications 5 7 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 Next specify the reference frequency that is used to display the A frequency To do this press Relf n nnnn Hz to display the following RefZ Nominal User Select Nominal when you wish to use the measured frequency frequency specified with Freq Select User when you wish to specify a frequency other than the me
57. ttings Shows 2 parameters at a time These parameters can be selected with the top and bottom Select keys Pressing 1 gt and amp J 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 C comparator Pass Fal A C Comparator Passas A O OQ E4915A E4916A Figure 2 4 E4915A E4916A LED 1 2 4 Front Panel Rear Panel and Display LED1 For primary sorting of the primary measurement 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 E4916A Only For the AF ACI limit test or BW test using the tertiary sorting of the comparator function this LED turns ON depending on the result Pass or Fail N Rear Panel LE002003 Figure 2 5 Rear Panel E4915A 11 109 8 7
58. with a PI fixture and other devices Documentation Guide Please refer to the following manuals for the operation of the analyzer where necessarily E4915A and E4916A User s Guide This document explains the method to set up and basic operations of E4915A and E4916A in simple steps E4915A and E4916A Operation Manual This document describes all function accessed from the front panel keys and softkeys and a summary of all available GPIB commands It also provides information on options and accessories available specifications and some topics about the meter s features Service Manual Option OBW 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 E4915A E4916A Front Panel Rear Panel and Display Front Panel Display o o Character Display Area Current Settings v Comparator Output Comparator Pass Fail LED N Rear Panel Installation and Set Up Guide Incoming Inspection Power Requirements 8 Power Cable 2 2 ee ee ee Ventilation Requirements 2 Instruction for Cleaning 2 Rack Handle Installation 22 Option ICN Handle Kit 2 2 Installing the Handle 2 2 Option 1CM Rack Mount Kit Mounting the Rack
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