Anritsu 680 C Series Maintenance Manual Download Page 209

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A-4

690XXB/691XXB MM

TEST

MODEL

RECORD

69017B/69117B

3-7 Frequency Synthesis Tests

Coarse Loop/YIG Loop Test Procedure

Fine Loop Test Procedure (Standard 69X17B)

Test Frequency (in GHz)

Measured Value *

Test Frequency (in GHz)

Measured Value **

2.000 000 000

3.000 000 000

4.000 000 000

5.000 000 000

6.000 000 000

7.000 000 000

8.000 000 000

_____________________

2.000 001 000

2.000 002 000

2.000 003 000

2.000 004 000

2.000 005 000

2.000 006 000

2.000 007 000

2.000 008 000

2.000 009 000

2.000 010 000

_____________________

* Specification for all frequencies listed above is

100 Hz

** Specification for all frequencies listed above is

100 Hz

Fine Loop Test Procedure (69X17B with Option 11)

Test Frequency (in GHz)

Measured Value ***

2.000 000 100

2.000 000 200

2.000 000 300

2.000 000 400

2.000 000 500

2.000 000 600

2.000 000 700

2.000 000 800

2.000 000 900

2.000 001 000

_____________________

*** Specification for all frequencies listed above is

10 Hz

Summary of Contents for 680 C Series

Page 1: ...i c i a n sw i t ho v e r 1 5 0y e a r so f s p e c i a l i z a t i o n 9 0d a yw a r r a n t y 5d a yr i g h t o f r e t u r no na l l e q u i p me n t 1 3y e a r w a r r a n t i e sf o r n e wa n d p r e mi u m r e f u r b i s h e de q u i p me n t E v e r yu n i t t e s t e dt oO E Ms p e c i f i c a t i o n s S a t i s f a c t i o ng u a r a n t e e d Y o uh a v ep l a n s w ew i l l h e l py ...

Page 2: ...SERIES 690XXB 691XXB SYNTHESIZED CW SIGNAL GENERATORS MAINTENANCE MANUAL P N 10370 10347 REVISION C PRINTED AUGUST 2003 COPYRIGHT 2003 ANRITSU CO 490 JARVIS DRIVE MORGAN HILL CA 95037 2809 ...

Page 3: ...cation or misuse or operation outside of the environmental specifi cations of the product No other warranty is expressed or implied and the remedies provided herein are the Buyer s sole and exclusive remedies TRADEMARK ACKNOWLEDGEMENTS Adobe Acrobat is a registered trademark of Adobe Systems Incorporated NOTICE Anritsu Company has prepared this manual for use by Anritsu Company personnel and custo...

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Page 6: ... 8 Repair 1 8 Calibration 1 8 Preventive Maintenance 1 8 1 9 STATIC SENSITIVE COMPONENT HANDLING PRECAUTIONS 1 8 1 10 PREVENTIVE MAINTENANCE 1 10 1 11 STARTUP CONFIGURATIONS 1 11 1 12 RECOMMENDED TEST EQUIPMENT 1 12 1 13 EXCHANGE ASSEMBLY PROGRAM 1 14 1 14 REPLACEABLE SUBASSEMBLIES AND PARTS 1 14 Chapter 2 Functional Description 2 1 INTRODUCTION 2 3 2 2 690XXB 691XXB MAJOR SUBSYSTEMS 2 3 Digital C...

Page 7: ...S 2 19 RF Deck Configurations 2 19 YIG tuned Oscillator 2 20 Power Level Control and Modulation 2 20 RF Signal Filtering 2 25 0 01 to 2 GHz Down Converter 2 26 0 01 to 2 2 GHz Digital Down Converter 2 27 Switched Doubler Module 2 28 Source Quadrupler Module 2 29 Power Level Detection ALC Loop 2 30 Step Attenuators 2 31 Chapter 3 Performance Verification 3 1 INTRODUCTION 3 3 3 2 RECOMMENDED TEST EQ...

Page 8: ...DEBAND PHASE NOISE TEST 3 20 Test Setup 3 20 Test Procedure 3 21 3 11 POWER LEVEL ACCURACY AND FLATNESS TESTS 3 24 Test Setup 3 24 Power Level Accuracy Test Procedure 3 25 Power Level Flatness Test Procedure 3 26 3 12 AMPLITUDE MODULATION TEST 3 28 Test Setup 3 28 AM Input Sensitivity Procedure 3 29 3 13 FREQUENCY MODULATION TESTS 3 31 Test Setup 3 31 FM Input Sensitivity Procedure 3 32 Chapter 4 ...

Page 9: ...ON 691XXB ONLY 4 24 Equipment Setup 4 24 ALC Slope DAC Adjustment 4 25 4 11 ALC BANDWIDTH CALIBRATION 4 28 Equipment Setup 4 28 Bandwidth Calibration 4 28 4 12 AM CALIBRATION 691XXB ONLY 4 30 Equipment Setup 4 30 AM Calibration Procedure 4 31 4 13 FM CALIBRATION 691XXB ONLY 4 34 Equipment Setup 4 34 FM Calibration Procedure 4 35 Chapter 5 Troubleshooting 5 1 INTRODUCTION 5 3 5 2 RECOMMENDED TEST E...

Page 10: ...edure 6 8 6 5 REMOVING AND REPLACING THE A4 PCB 6 8 Preliminary 6 8 Procedure 6 8 6 6 REMOVING AND REPLACING THE A7 PCB 6 10 Preliminary 6 10 Procedure 6 10 6 7 REMOVING AND REPLACING THE A9 A10 A11 OR A12 PCB 6 10 Preliminary 6 10 Procedure 6 10 6 8 REMOVING AND REPLACING THE A13 OR A15 PCB 6 11 Preliminary 6 11 Procedure 6 11 6 9 REMOVING AND REPLACING THE A14 PCB 6 11 Preliminary 6 11 Procedure...

Page 11: ... 14 Procedure 6 14 6 13 REMOVING AND REPLACING THE A21 PCB 6 17 Preliminary 6 17 Procedure 6 17 6 14 REMOVING AND REPLACING THE A21 1 A21 2 PCB 6 18 Preliminary 6 18 Procedure 6 18 6 15 REMOVING AND REPLACING THE FAN ASSEMBLY 6 19 Preliminary 6 19 Procedure 6 19 Appendix A Test Records A 1 INTRODUCTION A 1 vi 690XXB 691XXB MM Table of Contents Continued ...

Page 12: ...PI Programming Manual 1 5 1 7 OPTIONS 1 6 1 8 LEVEL OF MAINTENANCE 1 8 Troubleshooting 1 8 Repair 1 8 Calibration 1 8 Preventive Maintenance 1 8 1 9 STATIC SENSITIVE COMPONENT HANDLING PRECAUTIONS 1 8 1 10 PREVENTIVE MAINTENANCE 1 10 1 11 STARTUP CONFIGURATIONS 1 11 1 12 RECOMMENDED TEST EQUIPMENT 1 12 1 13 EXCHANGE ASSEMBLY PROGRAM 1 14 1 14 REPLACEABLE SUBASSEMBLIES AND PARTS 1 14 Chapter 1 Gene...

Page 13: ...Figure 1 1 Typical Series 690XXB 691XXB Synthesized CW Signal Generator Model 69187B Shown ...

Page 14: ...nthesized CW Signal Generators identification numbers related manuals and options Information is included concerning level of maintenance replaceable subassemblies and RF components ex change assembly program and preventive maintenance Static sensitive component handling precautions and lists of exchangeable subassemblies and recommended test equipment are also provided 1 3 DESCRIPTION The Series ...

Page 15: ...ilable 69X97B 0 01 2 0 GHz 2 0 20 0 GHz 20 0 40 0 GHz 40 0 50 0 GHz 50 0 65 0 GHz 12 0 dBm 10 0 dBm 2 5 dBm 0 0 dBm 2 0 dBm Not Available Not Available With Option 15A High Power Installed 69X17B 0 01 2 0 Ghz 2 0 8 4 GHz 13 0 dBm 17 0 dBm 11 0 dBm 15 0 dBm 11 0 dBm 11 0 dBm 69X37B 2 0 20 0 GHz 17 0 dBm 15 0 dBm 7 0 dBm 69X47B 0 01 2 0 GHz 2 0 20 0 GHz 13 0 dBm 17 0 dBm 11 0 dBm 15 0 dBm 11 0 dBm 7...

Page 16: ... an Operation Manual a GPIB Programming Manual a SCPI Programming Manual and a Maintenance Manual Operation Manual This manual provides instructions for operation of the 690XXB 691XXB using the front panel controls It also includes general information performance specifications installation instructions and opera tion verification procedures The Anritsu part number for the Series 690XXB Operation ...

Page 17: ...B Rated output power is reduced q Option 2C 90 dB Step Attenuator Adds a 10 dB per step attenuator with a 90 dB range for models having a high end fre quency of 50 GHz Output power is selected directly in dBm on the front panel or via GPIB Rated output power is reduced q Option 2D 90 dB Step Attenuator Adds a 10 dB per step attenuator with a 90 dB range for models having a high end fre quency of 6...

Page 18: ...es the front panel from 691XXB models Option 17B deletes the front panel from 690XXB models q Option 18 mmWave Module Bias Output Provides bias out put for 54000 xWRxx Millimeter Wave Source Modules BNC Twinax connector rear panel q Option 19 SCPI Programmability Adds GPIB command mnemonics complying with Standard Commands for Program mable Instruments SCPI Version 1993 SCPI programming complies w...

Page 19: ...ssembly or RF component Detailed instructions for removing and replacing failed subassemblies and components are provided in Chapter 6 Removal and Replacement Proce dures Calibration The 690XXB 691XXB may require calibration after repair Refer to Chapter 4 Calibration for a listing of calibration requirements and calibration proce dures Preventive Maintenance Preventive maintenance on the 690XXB 6...

Page 20: ...mponents 5 Label all static sensitive devices 6 Keep component leads shorted together whenever possible 7 Handle PCBs only by their edges Do not handle by the edge connectors 8 Lift handle solid state de vices by their bodies never by their leads 9 Transport and store PCBs and other static sensitive devices in static shielded containers 10 ADDITIONAL PRECAUTIONS Keep workspaces clean and free of a...

Page 21: ...usty environ ments Clean the filter as follows Step 1 Remove the filter guard from the rear panel by pull ing out on the four panel fasteners holding them in place Figure 1 3 Step 2 Vacuum the honeycomb filter to clean it Step 3 Install the filter guard back on the rear panel Step 4 Press in on the panel fasteners to secure the filter guard to the rear panel 1 10 690XXB 691XXB MM GENERAL PREVENTIV...

Page 22: ...ge the startup configuration as follows Step 1 Disconnect the instrument from line power Step 2 Remove the top cover from the 690XXB 691XXB Refer to Chapter 6 for instructions Step 3 Locate front panel connector J12 and remove the jumper from across pins 2 and 3 It is located on the A2A1 PCB which plugs into the Front Panel Assem bly Step 4 Install the jumper across pins 1 and 2 of connector J12 S...

Page 23: ... Range 0 01 to 40 GHz Input Impedance 50W Resolution 1 Hz Other External Time Base Input Anritsu Model MF2414A C P Power Meter with Power Sensors Power Range 30 to 20 dBm 1mW to 100mW Anritsu Model ML2437A or ML2438A with Power Sensors MA2474A 0 01 to 40 GHz MA2475A 0 01 to 50 GHz C P Digital Multimeter Resolution 4 1 2 digits to 20V DC Accuracy 0 002 2 counts DC Input Impedance 10 MW AC Accuracy ...

Page 24: ...nge DC to 60 GHz Max Input Power 17 dBm Attenuation 20 dB Anritsu Model 41V 20 P RF Detector Frequency Range 0 01 to 40 GHz Output Polarity Negative Anritsu Model 75KC50 K input BNC output connectors T RF Detector Frequency Range 0 01 to 50 GHz Output Polarity Negative Anritsu Model 75VA50 V input BNC output connectors T Personal Computer PC Configuration IBM AT or compatible Operating System Wind...

Page 25: ...it available when requesting this service as the information about your unit is filed according to the instrument s model and serial number For more information about the program contact your local sales rep resentative or call your local Anritsu service center Refer to Table 1 5 on page 1 18 for a list of current Anritsu service centers 1 14 REPLACEABLE SUBASSEMBLIES AND PARTS Table 1 3 on page 1...

Page 26: ...CB Assy 690XXB D40612 3 A13 10 MHz DDS PCB Assy D40653 3 A14 YIG SDM Driver PCB Assy 40 GHz models 40654 3 A14 YIG SDM SQM Driver PCB Assy 40 GHz models 40654 4 A15 Regulator PCB Assy D40655 3 A16 CPU Interface PCB Assy D37416 3 A17 CPU PCB Assy D37444 3 A18 Power Supply PCB Assy D40638 3 A19 Power Conditioner PCB Assy D40649 3 A21 Line Filter Rectifier PCB Assy ND49529 A21 1 BNC AUX I O Connector...

Page 27: ... Common Replaceable Subassemblies and Parts 1 of 2 SUBASSEMBLY OR PART NAME ANRITSU PART NUMBER RF Components Continued Source Quadrupler Module 40 to 65 GHz 60 142 Coupler 40 GHz D27115 Coupler 60 GHz D27350 Forward Coupler 60 GHz C27184 Switched Filter D45194 Switched Filter w Option 15A D45198 Output Connector Assy K ND39077 Output Connector Assy V ND40835 Step Attenuator 110 dB 20 GHz D27152 S...

Page 28: ...le 260 11 Shield Cover D37228 Shield D37229 Standoff 785 922 Tape 850 70 Foot Rear Bottom Left 2000 548 Foot Rear Bottom Right 2000 549 Foot Rear Top Left 2000 552 Foot Rear Top Right 2000 553 Screw Green Head 2000 560 690XXB 691XXB without Front Handles Installed Foot Front Bottom Left 2000 546 Foot Front Bottom Right 2000 547 Foot Front Top Left 2000 550 Foot Front Top Right 2000 551 690XXB 691X...

Page 29: ... Australia Telephone 03 9558 8177 FAX 03 9558 8255 ISRAEL TECH CENT LTD 4 Raul Valenberg St Tel Aviv 69719 Telephone 03 64 78 563 FAX 03 64 78 334 SWEDEN ANRITSU AB Botivid Center Fittja Backe 13A 145 84 Stockholmn Telephone 08 534 707 00 FAX 08 534 707 30 BRAZIL ANRITSU ELECTRONICA LTDA Praia de Botafogo 440 Sala 2401 CEP22250 040 Rio de Janeiro RJ Brasil Telephone 021 527 6922 FAX 021 53 71 456 ...

Page 30: ...erall Operation 2 10 RF Outputs 0 00001 to 65 GHz 2 13 Frequency Modulation 691XXB only 2 14 Analog Sweep Mode 691XXB only 2 14 Step Sweep Mode 2 15 2 4 ALC AND MODULATION 2 15 ALC Loop Operation 2 15 Amplitude Modulation 691XXB only 2 18 Square Wave Modulation 691XXB only 2 18 2 5 RF DECK ASSEMBLIES 2 19 RF Deck Configurations 2 19 YIG tuned Oscillator 2 20 Power Level Control and Modulation 2 20...

Page 31: ...Switched Doubler Module 2 28 Source Quadrupler Module 2 29 Power Level Detection ALC Loop 2 30 Step Attenuators 2 31 Table of Contents Continued ...

Page 32: ...B signal generators contain the same major subsystems there are some functional differ ences between them These functional differences result fromthe series 691XXB having the additional capability of producing analog frequency sweeps and AM FM and square wave modulation of the RF output signal Functional differences between the series are noted in the following de scriptions where applicable Digit...

Page 33: ...e keyboard matrix of conductive rubber switches The A2 Front Panel Control PCB has circuits to control the LCD dot matrix display turn the front panel LEDs on and off and convert keyboard switch matrix signals to parallel keycode It also contains the standby operate line switch logic circuit and the optical en coder for the rotary data knob Frequency Synthesis The frequency synthesis subsystem con...

Page 34: ...n it provides a 0V to 10V ramp signal to the rear panel HORIZ OUT connector a V GHz signal to the rear panel AUX I O connector and a SLOPE signal to the A10 ALC PCB for slope vs frequency correction of the RF output power The A17 CPU controls the A12 Analog Instruction PCB via the dedicated data and address bus YIG SDM SQM Driver The A14 YIG SDM SQM Driver PCB supplies the tuning current and bias ...

Page 35: ... D C o n t r o l K e y b o a r d E n c o d e r L i n e S w i t c h L o g i c O p t i c a l E n c o d e r A 2 F r o n t P a n e l C o n t r o l A 1 F r o n t P a n e l A M I N F M I N I N E X T A L C I N T o A 1 0 A L C P C B V i a A 2 0 M o t h e r b o a r d T o A 1 1 F M P C B T o A 9 P I N C o n t r o l P C B V i a A 2 0 M o t h e r b o a r d T o A 1 0 A L C P C B V i a A 2 0 M o t h e r b o a r...

Page 36: ...T o D o w n C o n v e r t e r D C B A L C A M S q u a r e W a v e M o d u l a t i o n F r e q u e n c y S y n t h e s i s D a t a A n d A d d r e s s B u s 2 0 G H z L P F S w i t c h C o n t r o l 6 5 1 8 5 G H z D o w n C o n v e r t e r 3 3 G H z L P F 5 5 G H z L P F 8 4 G H z L P F 1 3 5 G H z L P F S w i t c h e d F i l t e r M o d u l a t o r C o n t r o l 8 5 G H z L P F 0 0 1 2 0 G H z S ...

Page 37: ...and control of the sweep and CW frequency RF signals These ele ments include the YIG tuned oscillator the 0 01 to 2 GHz Down Converter assembly the optional 0 01 to 2 2 GHz Digital Down Converter assembly the Switched Filter assembly the Switched Doubler Module SDM the Source Quadrupler Module SQM the Diplexer the Directional Coupler Level Detector and the optional Step Attenuator Refer to paragra...

Page 38: ... 2 3 FREQUENCY SYNTHESIS The frequency synthesis subsystem provides phase lock control of the 690XXB 691XXB output frequency It consists of four phase lock loops the Reference Loop the Coarse Loop the Fine Loop and the YIG Loop The four phase lock loops operating together produce an accu rately synthesized low noise RF output signal Figure 2 2 page 2 11 is an overall block diagram of the frequency...

Page 39: ... con trolled by the phase lock loop using a 10 MHz refer ence This is because a divide by ten circuit is between the OCXO s output and the variable input to the phase lock loop Both inputs to the phase de tector will be 10 MHz when the loop is locked If a programmable frequency divider is used a number of frequencies can be phase locked to the same reference The limitation is that all must be exac...

Page 40: ...S R D S a m p l e r P h a s e F r e q u e n c y D e t e c t o r 2 0 2 5 9 9 0 M H z A 7 Y I G L o o p F M Y I G L o o p E r r o r F M I n F r o n t P a n e l o r R e a r P a n e l B i a s R e g u l a t o r s S a m p l e d 2 2 0 G H z R F P O S w i t c h e d F i l t e r Y I G T u n e d O s c i l l a t o r 2 2 0 G H z M o d u l a t o r C o n t o l M a i n C o i l D r i v e r s T u n e F r o m A 1 2 ...

Page 41: ...ies that have harmonics close to the desired operating frequencies Exact frequency tun ing for each desired operating frequency is accom plished by programming the fine loop oscillator In each case the YIG tuned oscillator is first tuned via the main tuning coil to the approximate desired operating frequency Table 2 1 shows the coarse loop and fine loop frequencies for some specific RF output freq...

Page 42: ... GHz local oscillator signal that is phase locked to the 500 MHz output of the Reference Loop Pre cise control of the 0 01 to 2 GHz frequencies to 1 kHz 0 1 Hz with Option 11 resolution is accom plished by phase lock control of the 6 51 to 8 5 GHz fundamental frequencies prior to down conversion 20 to 40 GHz RF output frequencies of 20 to 40 GHz are produced by doubling the 10 to 20 GHz fundamenta...

Page 43: ... PCB adjust the modulating sig nal for the proper amount of FM for the sensitivity selected then sum it into the YIG loop FM control path There it frequency modulates the RF output signal by controlling the YIG tuned oscillator s FM fine tuning coil current Analog Sweep Mode 691XXB only Broad band analog frequency sweeps 100 MHz wide of the YIG tuned oscillator RF output are ac complished by apply...

Page 44: ... all located on the RF deck AM modulation circuits located on the A10 ALC PCB are included in this loop Square wave modulation of the RF output signal is provided by cir cuits located on the A6 Square Wave Generator PCB and the A9 PIN Control PCB The overall block diagram of the ALC and modulation subsystem is shown in Figure 2 3 page 2 17 The following para graphs describe the operation of the su...

Page 45: ...vide leveled output power over a maximum range of up to 27 dB up to 141 dB with the Option 2 step attenuator External Leveling In the external leveling mode an external detector or power meter monitors the RF output level of the 690XXB 691XXB instead of an internal level detec tor The signal from the external detector or power meter goes to the A10 ALC PCB from the front or rear panel inputs The A...

Page 46: ... i t c h C o n t r o l C i r c u i t s 0 0 1 2 0 G H z 0 0 1 6 5 G H z S w i t c h e d D o u b l e r M o d u l e A L C S l o p e F r o m A 1 2 P C B L O G A M P A M C A L D A C S L O P E D A C D e t e c t o r M U X E x t e r n a l A L C F r o m F r o n t R e a r P a n e l 1 0 M H z F r o m A 5 P C B S e r i a l D a t a F r o m A 1 6 P C B S e r i a l P a r a l l e l C o n v e r t e r E x t e r n a...

Page 47: ...lating signal The action of the ALC loop then causes the envelope of the RF output signal to track the external modulation signal Square Wave Modulation 691XXB only Square wave modulation is accomplished by turning the RF output signal on and off using internally generated square wave or external square wave in puts The A6 Square Wave Generator PCB under control of the CPU divides the 10 MHz refer...

Page 48: ...z q RF output frequencies of 0 01 to 10 MHz are generated by the A13 10 MHz DDS PCB installed by Option 22 The following paragraphs briefly describe the operation of the RF deck assembly RF Deck Con figurations All 690XXB 691XXB RF deck assemblies contain a YIG tuned oscillator a switched filter assembly and a directional coupler Beyond that the configuration of the RF deck assembly varies accordi...

Page 49: ... coil control path When the 691XXB is generating broad band analog frequency sweeps 100 MHz wide the main tun ing coil current tunes the oscillator through the sweep frequency range Phase locking to fine adjust the oscillator s output frequency is only done at the bottom and top of the sweep ramp and on both sides of each band switch point Narrow band analog fre quency sweeps 100 MHz wide in the 6...

Page 50: ...u t J 1 2 8 4 G H z Y I G O s c i l l a t o r S w i t c h e d F i l t e r A s s y D 4 5 1 9 4 S t a n d a r d D 4 5 1 9 8 O p t i o n 1 5 A 0 0 1 2 G H z 1 6 d B m 8 5 G H z L P F 1 5 d B m S t d 2 0 G H z L P F 2 0 d B m O p t 1 5 A D i p l e x e r 2 9 8 6 0 D i p l e x e r 4 6 5 0 4 R F P a t h w i t h O p t i o n 2 2 0 0 0 0 0 1 2 G H z 0 0 1 1 0 M H z L o s s A C 2 d B L o s s B C 2 d B A B C ...

Page 51: ... v e l C o n t r o l R F O u t p u t J 1 S w i t c h e d F i l t e r A s s y D 4 5 1 9 4 S t a n d a r d D 4 5 1 9 8 O p t i o n 1 5 A 0 0 1 2 G H z 1 6 d B m 8 5 G H z L P F 1 5 d B m S t d 2 0 G H z L P F 2 0 d B m O p t 1 5 A D i p l e x e r 2 9 8 6 0 D i p l e x e r 4 6 5 0 4 R F P a t h w i t h O p t i o n 2 2 0 0 0 0 0 1 2 G H z 0 0 1 1 0 M H z 8 4 2 0 G H z 2 8 4 G H z 2 2 0 G H z Y I G O s...

Page 52: ...o l R F O u t p u t J 1 2 2 0 G H z Y I G O s c i l l a t o r S w i t c h C o n t r o l B i a s 2 0 4 0 G H z 8 5 d B m S w i t c h e d F i l t e r A s s y D 4 5 1 9 4 S t a n d a r d D 4 5 1 9 8 O p t i o n 1 5 A 0 0 1 2 G H z 1 6 d B m 8 5 G H z L P F x 2 2 0 2 5 G H z B P F 2 5 3 2 G H z B P F 3 2 4 0 G H z B P F 1 5 d B m S t d 2 0 G H z L P F 2 0 d B m O p t 1 5 A S w i t c h e d D o u b l e ...

Page 53: ...1 6 5 G H z w i t h O p t i o n 2 2 9 0 d B S t e p A t t e n u a t o r O p t i o n D i r e c t i o n a l C o u p l e r C o n t r o l L e v e l C o n t r o l R F O u t p u t J 2 J 1 À J 2 F o r w a r d C o u p l e r J 3 Á 1 6 8 G H z L P F 6 d B P A D Â S o u r c e Q u a d r u p l e r M o d u l e P a r t N u m b e r s D 2 8 1 8 5 4 0 5 0 G H z 6 0 1 4 1 4 0 6 0 G H z 6 0 1 4 2 4 0 6 5 G H z S Q M ...

Page 54: ...hed filter path of high power switched filter assemblies provides the RF signal for the source quadrupler module refer to Figure 2 7 Whenever an instrument is generating RF signals of 40 GHz a RF signal is coupled out via J4 to the source quadrupler module The switched low pass filters provide rejection of the harmonics that are generated by the YIG tuned os cillator In model 69017B 69117B the 2 t...

Page 55: ... J3 of the switched filter as sembly goes to input connector J1 of the down con verter The 6 51 to 8 5 GHz RF signal is then mixed with the 6 5 GHz VCO signal resulting in a 0 01 to 2 GHz RF signal The resultant RF signal is fed through a 2 GHz low pass filter then amplified and routed to the output connector J3 A portion of the down converter s RF output signal is detected am plified and coupled ...

Page 56: ...power level control The level control signal is received from the A9 PIN Control PCB where it is developed from the ALC control signal The level control signal adjusts the gain of the modulator to control the power level of the RF output signals In the 691XXB the modula tor is also used for AM and square wave modulation of the RF output signals Amplitude modulation is accomplished by varying the l...

Page 57: ...n units with Option 22 the 0 01 to 2 2 GHz RF out put of the digital down converter is diplexed with the 0 01 to 10 MHz output of the A13 10 MHz DDS PCB The resulting 0 00001 to 2 2 GHz signal is then diplexed with the RF signal from the swtiched filter assembly or switched doubler module for 20 GHz models into the RF path to the directional coupler Switched Doubler Module The switched doubler mod...

Page 58: ... sig nal inputs for the SQM come from the switched fil ter assembly The modulator control signal for the SQM is received from the A14 YIG SDM SQM Driver PCB where it is developed from the ALC con trol signal The A14 PCB also supplies the amplifier bias voltage s for the SQM Model 69077B 69177B SQM P N D28185 During CW and swept frequency operations in the 40 to 50 GHz frequency range the 10 to 12 ...

Page 59: ...lified then goes to the modulator The modulator provides for power level control and in the 69197B amplitude modula tion of the RF output signals From the modulator the 40 to 65 GHz RF signals go via a band pass fil ter to the output connector of the SQM From the SQM the 40 to 65 GHz RF output signals go to the input connector J1 of the forward coupler P N C27184 The other input to the forward cou...

Page 60: ...just the RF output power level Step Attenuators The optional step attenuators available for use with the 690XXB 691XXB models are as follows q 120 dB electronic step attenuators for 8 4 GHz and 20 GHz models Options 2E and 2F q 110 dB step attenuators for 20 GHz and 40 GHz models Options 2A and 2B q 90 dB step attenuators for 50 GHz and 60 GHz models Option 2C and 2D The step attenuators provide a...

Page 61: ......

Page 62: ...Setup 3 10 Coarse Loop YIG Loop Test Procedure 3 10 Fine Loop Test Procedure 3 11 3 8 SPURIOUS SIGNALS TEST RF OUTPUT SIGNALS 2 GHz 2 2 GHz UNITS W OPTION 21A 3 12 Test Setup 3 12 0 01 2 GHz Test Procedure 3 12 0 01 2 2 GHz Test Procedure 3 15 3 9 HARMONIC TEST RF OUTPUT SIGNALS FROM 2 TO 20 GHz 3 16 Test Setup 3 16 2 10 GHz Test Procedure 3 17 11 20 GHz Test Procedure 3 18 3 10 SINGLE SIDEBAND PH...

Page 63: ...el Accuracy Test Procedure 3 25 Power Level Flatness Test Procedure 3 26 3 12 AMPLITUDE MODULATION TEST 3 28 Test Setup 3 28 AM Input Sensitivity Procedure 3 29 3 13 FREQUENCY MODULATION TESTS 3 31 Test Setup 3 31 FM Input Sensitivity Procedure 3 32 Table of Contents Continued ...

Page 64: ...if you need clarification of any equipment or procedural refer ence 3 3 TEST RECORDS A blank copy of a sample performance verification test record for each 690XXB 691XXB model is provided in Appendix A Each test record contains the model specific variables called for by the test procedures It also provides a means for maintaining an accurate and complete record of instrument performance We recomme...

Page 65: ...dBm 1mW to 100mW Anritsu Model ML2437A or ML2438A with Power Sensors MA2474A 0 01 to 40 Ghz MA2475A 0 01 to 50 GHz 3 11 Frequency Reference Frequency 10 MHz Accuracy 5 x 10 12 parts day Absolute Time Corp Model 300 3 6 Function Generator Output Voltage 2 volts peak to peak Functions 0 1 Hz to 100 kHz sine and square waveforms Hewlett Packard Model 33120A 3 12 3 13 Modulation Analyzer Frequency Inp...

Page 66: ...e DC to 60 GHz Max Input Power 17 dBm Attenuation 20 dB Anritsu Model 41V 20 3 9 Special AUX I O Cable Assy Provides interface between the 690XXB 691XXB and the Power Meter Anritsu P N 806 90 3 11 Tee Connectors 50W BNC Any common source 3 10 Cables Connectors 50W BNC Any common source All tests Table 3 1 Recommended Test Equipment for Performance Verification Tests 2 of 2 ...

Page 67: ... GHz 20 0 40 0 GHz 13 0 dBm 9 0 dBm 6 0 dBm 11 0 dBm 7 0 dBm 3 0 dBm Not Available 69X77B 0 01 2 0 GHz 2 0 20 0 GHz 20 0 40 0 GHz 40 0 50 0 GHz 12 0 dBm 10 0 dBm 2 5 dBm 2 5 dBm 10 0 dBm 8 5 dBm 0 0 dBm 1 0 dBm Not Available 69X87B 0 01 2 0 GHz 2 0 20 0 GHz 20 0 40 0 GHz 40 0 50 0 GHz 50 0 60 0 GHz 12 0 dBm 10 0 dBm 2 5 dBm 2 0 dBm 2 0 dBm 10 0 dBm 8 5 dBm 0 0 dBm 1 5 dBm 2 0 dBm Not Available 69X...

Page 68: ...rformance test is optional For greatest absolute frequency accuracy allow the 690XXB 691XXB to warm up until its RF output frequency has stabilized usually 7 to 30 days Once stabilized the change in reference oscillator frequency should remain within the aging rate if 1 the time base oven is not al lowed to cool 2 the instrument orientation with respect to the earth s magnetic field is maintained ...

Page 69: ...ENU h At the REVIEW MENU display press 8 to se lect TFM 2 Connect the 690XXB 691XXB rear panel 10 MHz REF OUT signal to the Frequency Reference front panel 10 MHz input 3 Wait approximately 90 minutes default setting until the FMFOM on the Frequency Reference display decreases from 9 to 1 The default setting is recommended to achieve optimum meas urements The frequency error in the signal under te...

Page 70: ...ency error value on the Test Record 6 The aging rate is the difference between the two frequency error values 7 Record the computed result on the Test Record To meet the specification the computed aging rate must be 2 10 8 per day 5 10 10 per day with Option 16 690XXB 691XXB MM 3 9 PERFORMANCE INTERNAL TIME BASE VERIFICATION AGING RATE TEST ...

Page 71: ...ing procedure tests both the coarse loop and YIG loop by stepping the instrument through its YIG tuned oscillator s frequency range in 1 GHz steps and measuring the RF output at each step 1 Set up the 690XXB 691XXB as follows a Reset the instrument by pressing SYSTEM then Reset Upon reset the CW Menu is dis played b Press Edit F1 to open the current frequency parameter for editing c Set F1 to the ...

Page 72: ...the CW Menu is dis played b Press Edit F1 to open the current frequency parameter for editing c Set F1 to the first test frequency indicated on the Test Record 2 Record the Frequency Counter reading on the Test Record The Frequency Counter reading must be within 100 Hz of the displayed 690XXB 691XXB frequency 10 Hz for instru ments with Option 11 to accurately complete this test 3 On the 690XXB 69...

Page 73: ...691XXB rear panel 10 MHz REF OUT to the Spectrum Analyzer External Ref erence Input 2 Connect the 690XXB 691XXB RF OUTPUT to the Spectrum Analyzer RF Input 0 01 2 GHz Test Procedure The following procedure lets you measure the worst case spurious signals harmonic and non harmonic of the 0 01 to 2 GHz RF output to verify that they meet specifications 1 Set up the Spectrum Analyzer as follows a Span...

Page 74: ...on harmonic sig nals for the 40 MHz carrier and record their pres ence by entering their levels on the Test Record 7 Change the Spectrum Analyzer setup as follows a Span 200 MHz div or maximum span width b CF 1 GHz N A if at maximum span width 8 Repeat step 3 with F1 set to 350 MHz Measure the worst case harmonic and non harmonic sig nals for the 350 MHz carrier and record their 690XXB 691XXB MM 3...

Page 75: ...an 10 MHz div b CF 1 6 GHz c RBW 1 MHz 11 Adjust the Spectrum Analyzer Reference Level control to place the signal at the top of the screen graticule 12 Change the Spectrum Analyzer CF first to 3 2 GHz then to 4 8 GHz Compare the harmonic levels with the signal level at 1 6 GHz Measure the harmonic levels and record them on the Test Record 3 14 690XXB 691XXB MM PERFORMANCE SPURIOUS SIGNALS TEST RF...

Page 76: ...p the Spectrum Analyzer as follows a Span 5 kHz div b CF Set to the 690XXB 691XXB frequency value c RBW 1 kHz d Video Filter Wide On 3 Adjust the Spectrum Analyzer Peaking control for maximum signal level then adjust the Refer ence Level Control to place the signal at the top of the screen graticule 4 Change the Spectrum Analyzer CF to each of the harmonic frequencies listed on the Test Record and...

Page 77: ... spec trum analyzer Test Setup Connect the equipment shown in Figure 3 4 as fol lows 1 Connect the 690XXB 691XXB rear panel 10 MHz REF OUT to the Spectrum Analyzer External Ref erence Input 2 Connect the diplexer and appropriate external waveguide mixer to the Spectrum Analyzer 3 Connect the 690XXB 691XXB RF OUTPUT to the Spectrum Analyzer as shown in Connection A 690XXB 691XXB RF OUTPUT to Spectr...

Page 78: ...t Record and record the signal levels Refer to Table 3 4 for the specified harmonic signal level limits 5 Repeat steps 1 through 4 for each of the 690XXB 691XXB CW carrier and harmonic frequencies listed on the Test Record Record the harmonic signal levels on the Test Record 690XXB 691XXB MM 3 17 PERFORMANCE HARMONIC TEST RF OUTPUT VERIFICATION SIGNALS FROM 2 TO 20 GHz Harmonic and Harmonic Relate...

Page 79: ...iting c Set F1 to the frequency indicated on the Test Record d Press Edit L1 to open the current power level parameter for editing e Set L1 to 30 dBm output power NOTE If the 690XXB 691XXB is not fitted with Option 2 install a 30 dB attenuator Anritsu 41KC 20 and 41KC 10 for 40 GHz models 41V 20 and 41V 10 for 40 GHz models and set L1 to 0 0 dBm out put power 2 Set up the Spectrum Analyzer as foll...

Page 80: ...F to the har monic frequency listed on the Test Record Verify that the signal displayed on the Spectrum Ana lyzer is 30 dB below the top of the screen grati cule NOTE The 30 dB signal level plus the 30 dB attenuation provided by the waveguide mixer equals a harmonic frequency signal level of 60 dBc specification 7 Record the harmonic signal level on the Test Re cord 8 Repeat steps 1 through 7 for ...

Page 81: ...XXB 691XXB MM 6 9 X X X B L O 6 9 0 X X B 6 9 1 X X B D U T P N 9 0 0 0 P h a s e N o i s e M e a s u r e m e n t S y s t e m R E M P N 9 0 0 0 P H A S E N O I S E M E A S U R E M E N T S Y S T E M E R R M E A S B A T T S T D B Y L I N E O N S T A T U S P N 9 0 6 0 0 0 D C 1 0 M H z N O I S E O U T P U T P N 9 4 7 0 0 0 N O I S E D E M O D O U T P U T L O C K C O N T R O L P N 9 4 5 0 0 0 T U N E ...

Page 82: ...re GPIB Menu c Press GPIB Address to change the current address of the 690XXB 691XXB DUT d Enter a new address using the cursor control key or the data entry keypad and the termina tor key HZ ns ADRS The new address will appear on the display The entry must be between 1 and 30 to be valid 2 Set the 69XXXB LO GPIB address by following the procedure in step 1 The GPIB address set must be different f...

Page 83: ...elect the Calib LO menu 1 Set Freq to the frequency indicated on the Test Record 2 Set Level 10 dBm When you exit the Calib LO menu the offset is automatically added to the LO frequency displayed in the bottom Status bar e Select the Calib VCO menu 1 Set VCO1 100 MHz on f The Bar graph on the Lock Control module should detect a beat If not one of the frequen cies is not correct or is very far from...

Page 84: ...n the PN9000 perform the single sideband phase noise measurement as follows a Select the Measure menu then select OK to perform the measurement 6 Record the displayed phase noise levels at 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz and 1 MHz off set from the carrier frequency on the Test Record 7 Repeat steps 3 through 6 for all frequencies listed on the Test Record 690XXB 691XXB MM 3 23 PERFORMANCE SINGLE...

Page 85: ...UTPUT of the 690XXB 691XXB 3 Connect the special AUX I O interface cable An ritsu Part No 806 90 to the 690XXB 691XXB rear panel AUX I O connector Connect the cable end having BNC connectors as follows a Connect the cable end labeled SEQ SYNC to the Power Meter rear panel INPUT 1 DIGITAL connector b Connect the cable end labeled HORIZ OUT to the Power Meter rear panel INPUT 2 ANALOG connector 3 24...

Page 86: ...cated on the Test Record d Press Edit L1 to open the current power level parameter for editing e Set L1 to the power level indicated on the Test Record 3 Measure the output power level with the Power Meter and record the reading on the Test Record 4 On the 690XXB 691XXB use the cursor control key diamond shaped key to decrement L1 to the next test power level on the Test Record Measure and record ...

Page 87: ...is then displayed d Press Full to select a full range frequency sweep e Press Edit L1 to open the current power level parameter for editing f Set L1 to the power level indicated on the test record g Now return to the Manual Sweep Menu by pressing the main menu key CW SWEEP SELECT h At the Manual Sweep Menu press the soft key Num of Steps to open the number of steps pa rameter for editing i Set the...

Page 88: ...o select a full range frequency sweep e Press Edit L1 to open the current power level parameter for editing f Set L1 to the power level noted on the test rec ord g Now return to the Analog Sweep Menu by pressing the main menu key CW SWEEP SELECT h At the Analog Sweep Menu press the menu soft key Sweep Ramp to go to the Analog Sweep Ramp Menu i At this menu press Sweep Time to open the sweep time p...

Page 89: ...formula to compensate for non linearity errors in the test equip ment Test Setup Connect the equipment shown in Figure 3 7 as fol lows 1 Connect the 691XXB rear panel 10 MHz REF OUT to the Spectrum Analyzer External Reference In put 2 Connect the IF Output of the Spectrum Analyzer to the RF Input of the Modulation Analyzer 3 28 690XXB 691XXB MM PERFORMANCE AMPLITUDE VERIFICATION MODULATION TEST F ...

Page 90: ...en the current power level parameter for editing e Set L1 to a power level that is 6 dB below maximum rated power refer to Table 3 2 page 3 5 f Press MODULATION then AM At the result ing External AM Status menu press On Off to turn AM on 2 Set up the Function Generator for a 10 kHz sine wave with an output level of 0 5 volts 1 volt peak to peak 3 Set up the Spectrum Analyzer as follows a CF 5 0 GH...

Page 91: ... on the Modulation Ana lyzer Record the AM PK reading on the Test Record 9 Compute the actual AM input sensitivity with the following formula AM AM PK AM PK AM PK AM PK 100 200 é ë ê ù û ú 10 The calculated result should be between 45 and 55 AM Record this result on the Test Record 3 30 690XXB 691XXB MM PERFORMANCE AMPLITUDE VERIFICATION MODULATION TEST ...

Page 92: ...to its lowest level These tests qualify how the FM input signal affects the signal generator s RF output Test Setup Connect the equipment shown in Figure 3 8 as fol lows 1 Connect the 691XXB rear panel 10 MHz REF OUT to the Spectrum Analyzer External Reference In put 2 Connect the Output of the Function Generator to the 691XXB front panel FM IN 3 Connect the RF OUTPUT of the 691XXB to the Spectrum...

Page 93: ...ing settings a Press MODULATION then FM At the result ing External FM Status menu press More to go to the additional External FM Status menu b At this menu press Unlocked Wide then press Previous Menu to return to the main Ex ternal FM Status menu c At the main External FM Status menu press Edit Sens and set the sensitivity to 100 MHz V d Press On Off to turn FM on 5 On the Spectrum Analyzer chang...

Page 94: ...the additional External FM Status menu b At this menu press Unlocked Narrow then press Previous Menu to return to the main Ex ternal FM Status menu c At the main External FM Status menu press Edit Sens and set the sensitivity to 0 240 MHz V d Press On Off to turn FM on 5 Since the 691XXB is now in Unlocked Narrow FM mode it is necessary to retune the Spectrum Analyzer to center the display 6 On th...

Page 95: ...z 2 Set up the Function Generator for a 99 8 kHz sine wave with an output level of 1 volt 2 volts peak to peak 3 Set up the Spectrum Analyzer as follows a CF 5 GHz b Span Div 200 kHz 2 MHz across the display 4 On the 691XXB make the following settings a Press MODULATION then FM At the result ing External FM Status menu press More to go to the additional External FM Status menu b At the additional ...

Page 96: ... cursor control key to reduce the carrier as low as possible 6 Record the FM sensitivity setting displayed on the 691XXB on the Test Record 7 Compute the FM accuracy with the following for mula Accuracy in FM Sensitivity inkHz æ è ç ö ø 240 100 8 The calculated result should be between 93 7 and 106 3 Record this result on the Test Re cord 690XXB 691XXB MM 3 35 3 36 PERFORMANCE FREQUENCY VERIFICATI...

Page 97: ......

Page 98: ...IMINARY CALIBRATION 4 13 Equipment Setup 4 13 Calibration Steps 4 14 Alternate Reference Oscillator Calibration 4 17 4 8 SWITCHED FILTER SHAPER CALIBRATION 4 19 Equipment Setup 4 19 Log Amplifier Zero Calibration 4 20 Limiter DAC Adjustment 4 20 Shaper DAC Adjustment 4 22 4 9 RF LEVEL CALIBRATION 4 23 4 10 ALC SLOPE CALIBRATION 691XXB ONLY 4 24 Equipment Setup 4 24 ALC Slope DAC Adjustment 4 25 4 ...

Page 99: ... 12 AM CALIBRATION 691XXB ONLY 4 30 Equipment Setup 4 30 AM Calibration Procedure 4 31 4 13 FM CALIBRATION 691XXB ONLY 4 34 Equipment Setup 4 34 FM Calibration Procedure 4 35 Table of Contents Continued ...

Page 100: ...nded test equipment for these calibration procedures The procedures refer to specific test equipment front panel control set tings when the test setup is critical to making accurate measure ments In some cases the user may substitute test equipment having the same critical specifications as those on the recommended test equipment list Contact your local Anritsu service center Refer to Table 1 5 on...

Page 101: ...ance 50W Resolution 1 Hz Anritsu Model MF2414A 4 7 Spectrum Analyzer Frequency Range 1 to 5 GHz Resolution Bandwidth 10 Hz Tektronix Model 2794 4 13 Power Meter with Power Sensors Power Range 30 to 20 dBm 1mW to 100 mW Anritsu Model ML2437A or ML2438A with Power Sensors MA2474A 0 01 to 40 GHz MA2475A 0 01 to 50 GHz 4 12 Frequency Reference Frequency 10 MHz Accuracy 5 10 12 parts day Absolute Time ...

Page 102: ...n IBM AT or compatible Operating System Windows 3 1 95 or 98 Accessories Mouse Any common source All procedures Serial Interface Assy Provides serial interface between the PC and the 690XXB 691XXB Anritsu P N T1678 All procedures Tee Connectors 50W BNC Any common source 4 12 4 13 Cables Connectors 50W BNC Any common source All procedures Table 4 1 Recommended Test Equipment for Calibration Procedu...

Page 103: ...e A17 CPU PCB 4 8 thru 4 13 None if calibration EEPROM reused A18 Power Supply PCB None A19 AC Line Conditioner PCB None A21 Line Filter Rectifier PCB None A21 1 or A21 2 BNC Aux I O Connector PCB None YIG tuned Oscillator 4 7 0 01 to 2 GHz Down Converter Assy 4 8 4 9 4 10 4 11 0 01 to 2 2 GHz Digital Down Converter Assy Option 21A 4 8 4 9 4 10 4 11 Switched Filter Assy 4 8 4 9 4 10 4 11 Switched ...

Page 104: ... 691XXB rear panel SERIAL I O connector and the P1 connector on the T1678 serial interface PCB 2 Connect the narrow flat cable between the P2 TERM connector on the T1678 serial interface PCB and the COM1 or COM2 connector on the PC Use the RJ11 to DB 9 or RJ11 to DB 25 adapter provided with the T1678 serial interface assembly to make the connection at the PC 690XXB 691XXB MM 4 7 CALIBRATION INITIA...

Page 105: ...690XXB 691XXB 2 Power up the PC and place in Windows 3 Double click on the Terminal Icon to bring up the Terminal Untitled window The initial installa tion of Windows places the Terminal Icon in the Accessories window 4 At the Terminal window click on Settings to dis play the Settings menu 4 8 690XXB 691XXB MM CALIBRATION INITIAL SETUP ...

Page 106: ...e Communications Dialog box select the fol lowing options Baud Rate 19200 Data Bits 8 Stop Bits 1 Parity None Flow Control Xon Xoff Connector Select connection made during interconnection 690XXB 691XXB MM 4 9 CALIBRATION INITIAL SETUP ...

Page 107: ...perating system to interface with the 690XXB 691XXB as follows 1 Power up the 690XXB 691XXB 2 Power up the PC and place it in Windows 3 Click the Start button to activate the first menu 4 Go to Programs and place the mouse pointer on Accessories to highlight the third menu 5 Select Hyper Terminal to bring up the selection window below 6 Click on Hypertrm Hypertrm exe to bring up the New Connection...

Page 108: ...tton The window below is now displayed 8 In the Connect using box type Direct to Com _ Enter the number of the communica tions port being used for example Com 1 9 Click on OK The Communications Port Proper ties window is displayed next page 690XXB 691XXB MM 4 11 CALIBRATION INITIAL SETUP ...

Page 109: ...ts 8 Parity None Stop bits 1 Flow control Xon Xoff 11 After making the selections click on the OK but ton 12 Press ENTER on the keyboard 13 Verify that the prompt appears on the PC dis play 14 This completes the initial setup for calibration 4 12 690XXB 691XXB MM CALIBRATION INITIAL SETUP ...

Page 110: ...erify that the GPIB is configured for the Native external interface language before beginning instrument calibration Before beginning this calibration proce dure always let the 690XXB 691XXB warm up for a minimum of one hour 690XXB 691XXB MM 4 13 PRELIMINARY CALIBRATION CALIBRATION S e r i a l I O 6 9 0 X X B 6 9 1 X X B C O M 1 o r C O M 2 I B M C o m p a t i b l e P C F r e q u e n c y C o u n t...

Page 111: ...mpletion on the Test Record 3 Calibrate the Sweep Time DAC as follows a At the prompt type calterm 132 and press ENTER The prompt will appear on the screen when the calibration is complete b Record step completion on the Test Record 4 Calibrate the YIG Frequency Offset DAC as fol lows a At the prompt type calterm 134 and press ENTER The prompt will appear on the screen when the calibration is comp...

Page 112: ...en the current frequency parameter for editing i Set F1 to 10 GHz 5 GHz for model 69017B 69117B j Using a Phillips screwdriver adjust the time base to obtain a frequency counter reading of exactly 10 GHz 5 GHz for model 69017B 69117B k Record step completion on the Test Record 7 Calibrate the Ramp Center DAC as follows a At the prompt type calterm 129 and press ENTER The prompt will appear on the ...

Page 113: ...10 Store the calibration data as follows a At the prompt type calterm 787 and press ENTER The prompt will appear on the screen when the calibration data has been stored b Record step completion on the Test Record 4 16 690XXB 691XXB MM PRELIMINARY CALIBRATION CALIBRATION CAUTION When saving calibration data turn ing off the instrument before the prompt returns to the screen can cause all stored dat...

Page 114: ... press the SYSTEM main menu key At the System Menu display press Cal Menu to go to the Calibration Menu d Press Refrnce Cal to begin calibration The Calibration Status Menu is displayed e Press Proceed to start the calibration The date parameter opens for data entry 690XXB 691XXB MM 4 17 6 9 0 X X B 6 9 1 X X B F r e q u e n c y C o u n t e r 1 0 M H z E X T I N 1 0 M H z R E F I N I n p u t 1 R F...

Page 115: ...uency Counter rear panel k Use a Phillips screwdriver and remove the screw on top of the 10 MHz High Stability Crystal Oscillator assembly to gain access to the timebase adjustment screw l On the 690XXB 691XXB press SYSTEM then Reset Upon reset the CW Menu is dis played m Press Edit F1 to open the current frequency parameter for editing n Set F1 to 10 GHz 5 GHz for model 69017B 69117B o Using a Ph...

Page 116: ...rk Ana lyzer DEDICATED GPIB connector to the 690XXB 691XXB IEEE 488 GPIB connector 4 Connect the RF Detector to the Network Ana lyzer Channel A Input connector 5 Connect the 690XXB 691XXB RF OUTPUT con nector to the RF Detector via a 10 dB Attenuator NOTE Before beginning this calibration proce dure always let the 690XXB 691XXB warm up for a minimum of one hour 690XXB 691XXB MM 4 19 S e r i a l I ...

Page 117: ... this option go directly to the Shaper DAC adjustment procedure Limiter DAC Adjustment The following steps in the procedure let you adjust the Switched Filter Limiter DAC which controls the maximum gain of the Switched Filter Shaper Ampli fier Each frequency band will be scanned for the maximum unleveled power point before adjustment of the Limiter DAC to ensure that the Shaper Am plifier is not d...

Page 118: ...tep d d On the computer keyboard use 8 9 or 0 to decrement the value of the DAC s setting until the top of the triangle waveform starts to be come rounded Shaper Amplifier is no longer being driven to saturation Continue decre menting until the top of the waveform is 0 3 dB below this point e Press Q on the keyboard to go to the next fre quency band f Repeat steps b thru e until the DAC has been c...

Page 119: ...ali bration is complete NOTE The calibration routine may take up to 20 minutes depending on the frequency range of the 690XXB 691XXB being calibrated 2 Store the calibration data in non volatile memory EEPROMs on the A17 CPU PCB as follows a Type calterm 787 and press ENTER The prompt will appear on the screen when the data has been stored b Record step completion on the Test Record 4 22 690XXB 69...

Page 120: ...e SDM the Source Quadrupler Module SQM the Forward Coupler the Directional Coupler or the Step Attenuator Option 2 The RF level calibration software is available from Anritsu by order ing q Part number 2300 104 Version 2 6 and above for all 50 GHz 690XXB 691XXB models q Part number 2300 209 Version 1 4 and above for 60 GHz and 65 GHz 690XXB 691XXB models This calibration program warrants level acc...

Page 121: ...nnect the 56100A Net work Analyzer DEDICATED GPIB connector to the 691XXB IEEE 488 GPIB connector 4 Connect the RF Detector to the 56100A Network Analyzer Channel A Input connector 5 Connect the 691XXB RF OUTPUT connector to the RF Detector via a 10 dB Attenuator NOTE Before beginning this calibration proce dure always let the 691XXB warm up for a minimum of one hour 4 24 690XXB 691XXB MM ALC SLOP...

Page 122: ...et up the 56100A Network Analyzer as follows a Press the System Menu key b From the System Menu display select RESET c Press CHANNEL 2 DISPLAY OFF d Press CHANNEL 1 DISPLAY ON e Press CHANNEL 1 MENU key f From the Chanel 1 Menu Display select TRANSMISSION and SELECT INPUT NON RATIO A 2 Set up the 691XXB as follows a Reset the instrument by pressing SYSTEM then Reset Upon reset the CW Menu is dis p...

Page 123: ...e slpcal and press ENTER On the computer keyboard the adjustment keys are Slope E Up D Down all bands Offset Q Up A Down band 1 4 only b Adjust the ALC Slope so that the power at the start and stop frequencies of the analog sweep for band 0 match as closely as possible the normalized straight line in step sweep mode When completed press n for the next band 4 26 690XXB 691XXB MM ALC SLOPE CALIBRATI...

Page 124: ...rd 6 Store the new DACs setting values in non volatile memory EEPROMs on the A17 CPU PCB as fol lows a Type calterm 787 and press ENTER The prompt will appear on the screen when the data has been stored b Record step completion on the Test Record 690XXB 691XXB MM 4 27 ALC SLOPE CALIBRATION CALIBRATION CAUTION When saving calibration data turn ing off the instrument before the prompt returns to the...

Page 125: ...ion proce dure always let the 690XXB 691XXB warm up for a minimum of one hour Bandwidth Calibration The following procedure lets you 1 calibrate the ALC bandwith and 2 store the calibration data in non volatile memory EEPROMs on the A17 CPU PCB 1 Enter the ALC Bandwidth calibration routine as follows a At the prompt on the PC display type calterm 110 and press ENTER The prompt will appear on the s...

Page 126: ...NTER The prompt will appear on the screen when the calibration data has been stored b Record step completion on the Test Record 690XXB 691XXB MM 4 29 CAUTION When saving calibration data turn ing off the instrument before the prompt returns to the screen can cause all stored data to be lost ALC BANDWIDTH CALIBRATION CALIBRATION ...

Page 127: ... Interface the PC to the 691XXB by performing the initial setup procedure pages 4 7 to 4 12 2 Connect the Function Generator Output to the BNC tee Connect one leg of the tee to the 691XXB front panel AM IN Connect the other leg of the tee to the DMM input 3 Calibrate the Power Meter with the Power Sensor 4 30 690XXB 691XXB MM AM CALIBRATION CALIBRATION P o w e r M e t e r R F O U T P o w e r S e n...

Page 128: ...og AM calibration must be performed twice once for frequencies 2 GHz and once for frequencies 2 GHz Upon initial completion of each procedure the program will automatically return you to the start to repeat the procedure 1 Set up the Function Generator as follows a Mode EXT b Signal Square Wave 2 Perform Linear AM calibration as follows a At the prompt on the PC screen type calterm 112 and press E...

Page 129: ... On the computer keyboard use 1 2 or 3 to in crement and 8 9 and 0 to decrement the value of the DAC s setting to obtain a 10 00 dB dif ference in the power meter s reading when the function generator s output is toggled d When the DAC has been adjusted press Q on the keyboard to exit the program If the in strument has a Down Converter installed you will be returned to the start of the program to ...

Page 130: ...t the prompt type calterm 787 and press ENTER The prompt will appear on the screen when the calibration data has been stored b Record step completion on the Test Record 690XXB 691XXB MM 4 33 AM CALIBRATION CALIBRATION CAUTION When saving calibration data turn ing off the instrument before the prompt returns to the screen can cause all stored data to be lost ...

Page 131: ...Hz REF OUT to the Spectrum Analyzer External Reference in put 3 Connect the Function Generator Output to the BNC tee Connect one leg of the tee to the 691XXB front panel FM IN Connect the other leg of the tee to the DMM input 4 Connect the 691XXB RF OUTPUT to the Spec trum Analyzer RF Input 4 34 690XXB 691XXB MM S e r i a l I O 6 9 1 X X B S i g n a l G e n e r a t o r C O M 1 o r C O M 2 I B M C ...

Page 132: ...th an output level of 0 707 volts RMS 2 volts peak to peak Use a frequency counter to verify the output frequency of your function generator is set to 1 When done press any key on the keyboard to continue cali bration The prompt will appear on the screen when the calibration is complete c Record step completion on the Test Record 2 Perform FM Variable Gain Linearity calibration as follows a At the...

Page 133: ...00 MHz peak to peak deviation This is the coarse adjustment f On the Spectrum Analyzer set the Span Div to 5 MHz per division and adjust the center fre quency control to position the low carrier at the center of the display Note the frequency reading g Now adjust the center frequency control to po sition the high carrier at the center of the dis play Note the frequency reading h The difference bet...

Page 134: ...the FM Gain Control DAC to reduce the carrier level as low as possible at frequencies of 5 GHz and 15 GHz Modulating signal inputs are from the external Function Gen erator Perform the calibration as follows a At the prompt type calterm 125 and press ENTER b Set up the Function Generator for a 99 8 kHz sine wave with an output level of 0 707 volts RMS 2 volts peak to peak Use a frequency counter t...

Page 135: ...uency counter to verify the output frequency of your function generator is set to 1 d On the Spectrum Analyzer set the Span Div to 50 kHz per division e On the computer keyboard use the 1 2 and 3 keys to increment and the 7 8 9 and 0 keys to decrement the value of the DAC s setting Start calibration by pressing an increment key f While observing the first Bessel null Figure 4 10 on the Spectrum An...

Page 136: ...TEST EQUIPMENT 5 3 5 3 ERROR AND WARNING STATUS MESSAGES 5 3 Self Test Error Messages 5 3 Normal Operation Error and Warning Status Messages 5 7 5 4 MALFUNCTIONS NOT DISPLAYING AN ERROR MESSAGE 5 10 5 5 TROUBLESHOOTING TABLES 5 10 Chapter 5 Troubleshooting ...

Page 137: ...connected Turn off the instrument and remove the line cord before removing any covers or pan els Troubleshooting or repair procedures should only be per formed by service personnel who are fully aware of the potential hazards CAUTION Many subassemblies in the instrument contain static sensitive components Improper handling of these subassem blies may result in damage to the components Always ob se...

Page 138: ...t could result in inac curate 690XXB 691XXB output In addition status messages are dis played to remind the operator of current menu selections or settings Self Test Error Messages The 690XXB 691XXB firmware includes internal di agnostics that self test the instrument These self test diagnostics perform a brief go no go test of most of the instrument PCBs and other internal assem blies You can per...

Page 139: ...ked to the External Reference 5 8 5 23 Error 110 The 100MHz Reference is not Locked to the High Stability 10MHz Crystal Oscillator 5 8 5 24 Error 111 Fine Loop Osc 1 Failed 5 9 5 25 Error 112 Coarse Loop B Osc Failed 5 11 5 26 Error 113 Yig Loop Osc Failed 5 13 5 27 Error 114 Down Converter LO not Locked 5 14 5 28 Error 115 Not Locked Indicator Failed 5 13 5 27 Error 116 FM Loop Gain Check Failed ...

Page 140: ...33 Error 127 Detector Input Circuit Failed 5 17 5 31 Error 128 01 2 GHz Unleveled 5 20 5 37 Error 129 Switched Filter or Level Detector Failed 5 20 5 40 Error 130 2 3 3 GH Switched Filter 5 20 5 43 Error 131 3 3 5 5 GH Switched Filter 5 20 5 43 Error 132 5 5 8 4 GH Switched Filter 5 20 5 43 Error 133 8 4 13 25 GH Switched Filter 5 20 5 43 Error 134 13 25 20 GH Switched Filter 5 20 5 43 Error 135 M...

Page 141: ...Loop Osc 2 Failed 5 9 5 25 Error 151 Fine Loop Osc 3 Failed 5 9 5 25 Error 152 Coarse Loop Module Failed 5 11 5 26 690XXB 691XXB Models with SDM Error 138 SDM Unit or Driver Failed 5 22 5 45 Error 139 32 40 GHz SDM Section Failed 5 22 5 46 Error 140 25 32 GHz SDM Section Failed 5 22 5 46 Error 141 20 25 GHz SDM Section Failed 5 22 5 46 690XXB 691XXB Models with SQM Error 136 SQM Unit or Driver Fai...

Page 142: ...e locked The frequency ac curacy and stability of the RF output is greatly reduced Normally caused by an internal component failure Run self test to verify malfunction RANGE Displayed in the frequency parameters area when 1 the analog sweep start frequency entered is greater than the stop frequency 691XXB models only 2 the dF value entered results in a sweep outside the range of the instrument 3 t...

Page 143: ...t Level appears at the bottom of the FM status display 2 The external FM actual deviation is set for 20 MHz in Locked mode or Unlocked Narrow mode or 100 MHz is Unlocked Wide mode The message Reduce Devia tion appears at the bottom of the FM status display Actual Deviation external Set Sensitivity x Peak Input Voltage x Multiplier Table 5 2 Possible Error Messages during Normal Operations 2 of 2 F...

Page 144: ...dulating signal or adjusting the power level usually clears the warning UNLOCKED 691XXB models only When FM is selected ON or Un locked Narrow FM or Unlocked Wide FM is selected ON this warning message appears indicating that the instrument is not phase locked during this FM mode of operation EXT REF This status message indicates that an external 10 MHz signal is being used as the reference signal...

Page 145: ... replaceable subassembly or RF compo nent In those cases where any of several subassemblies or RF compo nents could have caused the problem subassembly RF component re placement is indicated The recommended replacement order is to replace first the subassemblies RF components that are most likely to have failed Figure 5 1 on the following page shows the location of the 690XXB 691XXB connectors and...

Page 146: ...DDS PCB Option 22 A14 YIG SDM SQM Driver PCB A16 CPU Interface PCB A17 CPU PCB A18 Power Supply PCB A19 Power Conditioner PCB A21P2 A21 Line Filter Rectifier PCB A21 1 A21 2 BNC AUX I 0 Connector PCB Fan Assy YIG Oscillator Switched Filter Assy Down Converter Diplexer Directional Coupler 20 40 GHz SDM Step Attenuator Option 2 10 MHz Hi Stab Crystal Oscillator Option 16 Front Panel Assy Containing ...

Page 147: ... q If the voltage is incorrect or the line fuse blows replace the A21 Line Filter Rectifier PCB located on the rear panel Step 4 Connect the negative lead of the DMM to A19TP3 and the positive lead to A19TP2 then check for a 28 2 volt reading on the DMM q If the voltage is correct go to step 5 q If the voltage is incorrect or the line fuse blows replace the A19 PCB Step 5 Connect the negative lead...

Page 148: ...3 Step 3 Check for a 23 58 0 5 volt reading on the DMM q If the voltage is correct go to step 4 q If the voltage is incorrect or missing the Front Panel as sembly or the cable between Motherboard connector A20J22 and the Front Panel assembly may be defective Step 4 Press the front panel RF OUTPUT ON OFF button Do the yellow and red LEDs toggle q If yes the malfunction may be caused by a failed fro...

Page 149: ...tal multimeter to A12TP1 Step 4 Measure the 10V reference voltages at A12TP4 and A12TP8 A12TP4 should be 10V 0 036V A12TP8 should be 10V 0 036V q If the 10V reference voltages are correct go to step 5 q If incorrect replace the A12 PCB NOTE Even if the 10V reference voltages are correct there could still be a malfunction of the DVM multiplexer on the A12 PCB or the DVM circuitry on the A16 CPU Int...

Page 150: ...egulation If the 5 volt supply is faulty the 690XXB 691XXB will not operate Step 1 Measure the regulated voltages at the test points shown in Table 5 7 q If incorrect for a supply go to the referenced step q If incorrect for several supplies go to step 2 q If all voltages are correct go to step 3 Table 5 6 Error Messages 105 and 106 1 of 9 Regulated Voltage Measurement Point Reference Point Value ...

Page 151: ...he problem is cleared q If the voltages are incorrect go to step d d Place the LINE switch to STANDBY e Replace the A18 PCB f Place the LINE switch to OPERATE and measure the regulated voltages per Table 5 7 q If the voltages are correct the problem is cleared q If the voltages are still incorrect contact your local Anritsu service center for assistance Step 3 Run self test again q If no error mes...

Page 152: ...itch to STANDBY e Remove the A13 if installed A14 and A16 PCBs f Place the LINE switch to OPERATE and measure the 15VG voltages q If the voltages are correct go to step j q If the voltages are still incorrect go to step g g Place the LINE switch to STANDBY h Remove the electronic step attenuator if installed and the YIG tuned oscillator switched filter and down con verter assemblies i Place the LI...

Page 153: ...he problem is cleared q If the voltages are incorrect go to step d d Place the LINE switch to STANDBY e Remove the A9 A10 and A12 PCBs and the electronic step attenuator if installed f Place the LINE switch to OPERATE and measure the 15VA voltages q If the voltages are correct go to step g q If the voltages are still incorrect contact your local Anritsu service center for assistance g Place the LI...

Page 154: ...ct the problem is cleared q If the voltages are incorrect go to step d d Place the LINE switch to STANDBY e Remove the A3 A4 A5 and A7 PCBs f Place the LINE switch to OPERATE and measure the 15VLP voltages q If the voltages are correct go to step g q If the voltages are still incorrect contact your local Anritsu service center for assistance g Place the LINE switch to STANDBY then install one of t...

Page 155: ...OPERATE and measure the 15VFM voltages per Table 5 7 q If the voltages are correct the problem is cleared q If the voltages are incorrect go to step d d Place the LINE switch to STANDBY e Remove the A11 PCB f Place the LINE switch to OPERATE and measure the 15VFM voltages q If the voltages are correct replace the A11 PCB q If the voltages are still incorrect contact your local Anritsu service cent...

Page 156: ...y f Place the LINE switch to OPERATE and measure the 28VT voltage q If the voltage is correct go to step i q If the voltage is still incorrect go to step g g Replace the front panel assembly by following the steps in paragraph 6 3 of Chapter 6 Removal and Replace ment Procedures h Place the LINE switch to OPERATE and measure the 28VT voltage q If the voltage is correct the problem is cleared q If ...

Page 157: ...LINE switch to STANDBY b Replace the A15 PCB assembly c Place the LINE switch to OPERATE and measure the 24VH voltage per Table 5 7 q If the voltage is correct the problem is cleared q If the voltage is incorrect go to step d d Place the LINE switch to STANDBY e Remove the A4 A5 A7 A9 A12 and A14 PCBs and the YIG tuned oscillator assembly f Place the LINE switch to OPERATE and measure the 24VH vol...

Page 158: ... 10 MHz TTL signal at J3 of the A5 Fine Loop PCB q If present go to step 3 q If not present go to step 4 Step 3 Check the cable W108 that goes between A5J3 and A6J1 q If the cable is good replace the A6 PCB q If the cable has failed replace it Step 4 Using a spectrum analyzer verify the presence of a 0 dBm 5 dB 10 MHz signal at J4 of the A3 Reference Loop PCB q If present go to step 5 q If not pre...

Page 159: ...t again q If error 108 is not displayed replace the Option 16 crystal oscillator assembly q If error 108 is still displayed replace the A3 PCB Error 109 The 100MHz Reference is not phase locked to the Ex ternal Reference Description The reference loop is not phase locked to the external 10 MHz reference Step 1 Using a coaxial cable with BNC connectors connect the rear panel 10 MHz REF IN connector...

Page 160: ...lity 10 MHz crystal oscillator Step 1 Disconnect the cable from A3J6 Step 2 Using an oscilloscope verify the presence of a 10 MHz signal at the end of the cable The signal amplitude should be 1 volt into 50W q If present replace the A3 PCB q If not present replace the Option 16 crystal oscillator as sembly Table 5 8 Error Messages 108 109 and 110 2 of 2 TROUBLESHOOTING TROUBLESHOOTING TABLES ...

Page 161: ...isconnect cable W138 at A5J5 Step 6 Set up the 690XXB 691XXB to generate the CW frequencies listed in Table 5 10 Step 7 Using a spectrum analyzer measure the frequency and am plitude of the signal at A5J5 for each of the CW frequencies generated In each case the signal amplitude should be 3 dBm 3 dB with sidebands at 65 dBc q If the signals are correct in both frequency and ampli tude go to step 8...

Page 162: ...35 at A4J2 Step 6 Set up the 690XXB 691XXB to generate the CW frequencies listed in Table 5 12 Step 7 Using a spectrum analyzer measure the frequency and am plitude of the signal at A4J2 for each of the CW frequencies generated In each case the signal amplitude should be 0 dBm 6 dB with sidebands at 65 dBc q If the signals are correct in both frequency and ampli tude go to step 8 q If the signals ...

Page 163: ...ne loop signals are incorrect replace the A5 PCB Step 3 Disconnect the semi rigid cable W31 at output port J5 of the switched filter assembly Step 4 Set up the 690XXB 691XXB to generate a CW frequency of 2 000 GHz Step 5 Using a spectrum analyzer measure the frequency and am plitude of the signal at J5 of the switched filter assembly The frequency should be 2 000 GHz 25 MHz and the ampli tude shou...

Page 164: ...llator in the down converter assembly is not phase locked Step 1 Disconnect cable W115 at A3J2 Step 2 Using a spectrum analyzer verify the presence of a 7 dBm 6 dB 500 MHz signal at A3J2 q If present go to step 3 q If not present replace the A3 PCB Step 3 Reconnect cable W115 to A3J1 then disconnect cable W115 at J2 of the down converter assembly Step 4 Using a spectrum analyzer verify the presenc...

Page 165: ...r 4 for the calibration procedure Step 2 Run self test q If error 116 is not displayed the problem is cleared q If error 116 is still displayed go to step 3 Step 3 Replace the A11 PCB and run self test again q If error 116 is not displayed the problem is cleared q If error 116 is displayed contact your local Anritsu service center Table 5 15 Error Message 116 TROUBLESHOOTING TROUBLESHOOTING TABLES...

Page 166: ...at provides frequency tuning voltages for the YIG tuned oscillator Step 1 Perform a preliminary calibration Refer to chapter 4 for the calibration procedure Step 2 Run self test q If no error message is displayed the problem is cleared q If any of the error messages listed above is displayed go to step 3 Step 3 Replace the A12 PCB and run self test again q If no error message is displayed the prob...

Page 167: ...layed contact your local Anritsu service center for assistance Error 142 Sample and Hold Circuit Failed Description Error 142 indicates a failure of the sample and hold cir cuitry on the A10 PCB This error occurs in 691XXB models only Step 1 Set up the 691XXB as follows a Modulation Square Wave On Source Internal Frequency 400 Hz Polarity High RF On Step 2 Using an oscilloscope check for a 400 Hz ...

Page 168: ...or 143 is not displayed the problem is cleared q If error 143 is still displayed go to step 3 Step 3 Replace the A10 PCB and run self test again q If error 143 is not displayed the problem is cleared q If error 143 is still displayed go to step 4 Step 4 Replace the A12 PCB and run self test again q If error 143 is not displayed the problem is cleared q If error 143 is still displayed contact your ...

Page 169: ...6100A DEDICATED GPIB to the 69017B 69117B IEEE 488 GPIB c Connect the RF Detector to the 56100A Channel A In put Step 2 Set up the 69017B 69117B as follows a 69017B Setup CW SWEEP SELECT Step F1 2 000 GHz F2 8 400 GHz Number of Steps 400 69117B Setup CW SWEEP SELECT Analog F1 2 000 GHz F2 8 400 GHz Sweep Time 0 100 Sec Step 3 Set up the 56100A Scalar Network Analyzer as follows a Press SYSTEM MENU...

Page 170: ...If the ramp signal is incorrect or not present replace the A14 PCB Step 7 Using the oscilloscope check for the YIG bias voltages at the test points shown in Table 5 19 q If the YIG bias voltages are correct replace the YIG tuned oscillator assembly q If the YIG bias voltages are incorrect replace the A14 PCB Step 8 Run self test again q If no error message is displayed the problem is cleared q If ...

Page 171: ...me 0 100 Sec Step 3 Set up the 56100A Scalar Network Analyzer as follows a Press SYSTEM MENU key b From System Menu display select RESET c Press CHANNEL 2 DISPLAY OFF d Press CHANNEL 1 DISPLAY ON e Press CHANNEL 1 MENU key f From the Channel 1 Menu display select POWER Step 4 Using the 56100A measure the RF output directly at the YIG tuned oscillator s output connector The amplitude of the RF sign...

Page 172: ...ned oscillator assembly q If the YIG bias voltages are incorrect replace the A14 PCB Step 8 Run self test again q If no error message is displayed the problem is cleared q If any of the error messages listed above are displayed contact your local Anritsu service center for assistance Table 2 18 Error Messages 124 125 and 126 4 of 4 TROUBLESHOOTING TROUBLESHOOTING TABLES Test Point YIG tuned Oscill...

Page 173: ... follows a 690XXB Setup CW SWEEP SELECT Step F1 0 010 GHz F2 2 000 GHz Number of Steps 400 L1 1 00 dBm 691XXB Setup CW SWEEP SELECT Analog F1 0 010 GHz F2 2 000 GHz Sweep Time 0 100 Sec L1 1 00 dBm b LEVEL ALC SELECT ALC Mode ALC Mode Ext ALC Front Leveling Menu External Detector Step 2 Connect a detector to the 690XXB 691XXB RF OUTPUT con nector and connect the detected DC output of the detector ...

Page 174: ...t replace the A10 PCB q If the detector voltage is incorrect go to step 4 Step 4 Using the oscilloscope check for a 15 volt down converter bias voltage at A14TP12 q If the bias voltage is correct go to step 5 q If the bias voltage is not correct replace the A14 PCB Step 5 Using the oscilloscope check for a 2 volt PIN switch drive voltage at A9TP19 and A9TP22 If the 690XXB 691XXB has a SDM installe...

Page 175: ...SET c Press CHANNEL 2 DISPLAY OFF d Press CHANNEL 1 DISPLAY ON e Press CHANNEL 1 MENU key f From the Channel 1 Menu display select POWER Step 8 Using the scalar network analyzer measure the RF output at J3 of the switched filter assembly The amplitude of the RF signal should be 17 dBm throughout the full sweep q If the amplitude of the RF signal is correct replace the down converter assembly q If ...

Page 176: ...Setup CW SWEEP SELECT Step F1 2 000 GHz F2 20 000 GHz 8 4 GHz for Model 69017B Number of Steps 400 L1 1 00 dBm 691XXB Setup CW SWEEP SELECT Analog F1 2 000 GHz F2 20 000 GHz 8 4 GHz for Model 69117B Sweep Time 0 100 Sec L1 1 00 dBm b LEVEL ALC SELECT ALC Mode ALC Mode Ext ALC Front Leveling Menu External Detector Step 2 Connect a detector to the 690XXB 691XXB RF OUTPUT con nector and connect the d...

Page 177: ...age at A14TP6 should be 8 volts If the 690XXB 691XXB has a SDM installed also check for a 20 volt PIN switch drive voltage at A9TP9 q If the bias and the PIN switch drive voltages are correct go to step 4 q If the bias voltages are not correct replace the A14 PCB q If the PIN switch drive voltage is not correct replace the A9 PCB Step 4 Connect a 56100A Scalar Network Analyzer to the 690XXB 691XXB...

Page 178: ... POWER Step 6 Using the 56100A measure the RF output at J2 of the switched filter assembly The amplitude of the RF signal should be 15 dbm 20 dBm with Option 15A through out the full sweep q If the amplitude of the RF signal is correct check for bad cables q If there is no RF signal or if the amplitude of the RF sig nal is low replace the switched filter assembly Table 5 20 Error Messages 128 129 ...

Page 179: ...W SWEEP SELECT Analog F1 2 000 GHz F2 20 000 GHz 8 4 GHz for Model 69117C Sweep Time 0 100 Sec Step 2 Connect the X input of an oscilloscope to the 690XXB 691XXB rear panel HORIZ OUT connector Step 3 Using the oscilloscope check for the switched filter PIN switch drive voltages at the test points shown in Table 5 21 q If the PIN switch drive voltages are correct replace the switched filter assembl...

Page 180: ...ontrol PCB Step 1 Replace the A9 PCB and run self test q If error 135 is not displayed the problem is cleared q If error 135 is still displayed go to step 2 Step 2 Replace the switched filter assembly and run self test again q If error 135 is not displayed the problem is cleared q If error 135 is still displayed contact your local Anritsu service center for assistance Table 5 20 Error Messages 128...

Page 181: ... 40 000 GHz Sweep Time 0 100 Sec L1 1 00 dBm Step 2 Connect the X input of an oscilloscope to the 690XXB 691XXB rear panel HORIZ OUT connector Step 3 Using the oscilloscope check for a 8 volts SDM bias voltage at A14TP7 throughout the full sweep q If the SDM bias voltage is correct replace the SDM q If the SDM bias voltage is not correct go to step 4 Step 4 Replace the A14 PCB and run self test ag...

Page 182: ...ECT Analog F1 2 000 GHz F2 40 000 GHz Sweep Time 0 100 Sec L1 1 00 dBm Step 2 Connect the X input of an oscilloscope to the 690XXB 691XXB rear panel HORIZ OUT connector Step 3 Using the oscilloscope check the PIN switch drive voltages at A9TP11 A9TP15 and A9TP24 shown in Table 5 23 q If the PIN switch drive voltages are correct replace the SDM q If the PIN switch drive voltages are not correct rep...

Page 183: ...t the X input of an oscilloscope to the 690XXB 691XXB rear panel HORIZ OUT connector Step 3 Using the oscilloscope check the following voltages a For models having a high end frequency of 50 GHz check the SQM bias voltages at A14TP8 and A14TP9 The bias voltage at A14TP8 should be 10 volts the bias voltage at A14TP9 should be 5 volts For models having a high end frequency of 60 or 65 GHz check for ...

Page 184: ...s a Press SYSTEM MENU display b From System Menu display select RESET c Press CHANNEL 2 DISPLAY OFF d Press CHANNEL 1 DISPLAY ON e Press CHANNEL 1 Menu key f From the Channel 1 Menu display select POWER Step 6 Using the scalar network analyzer measure the RF output at J4 of the switched filter assembly The amplitude of the RF signal should be 18 dBm throughout the full sweep q If the amplitude of ...

Page 185: ...rmed Description Indicates that some self tests were not performed be cause the RF Output was selected OFF on the front panel Step 1 Press the OUTPUT key on the front panel to turn the RF Output ON Step 2 Run self test again Table 5 25 Error Message 144 TROUBLESHOOTING TROUBLESHOOTING TABLES ...

Page 186: ...ary 6 6 Procedure 6 6 6 4 REMOVING AND REPLACING THE A3 A5 OR A6 PCB 6 8 Preliminary 6 8 Procedure 6 8 6 5 REMOVING AND REPLACING THE A4 PCB 6 8 Preliminary 6 8 Procedure 6 8 6 6 REMOVING AND REPLACING THE A7 PCB 6 10 Preliminary 6 10 Procedure 6 10 6 7 REMOVING AND REPLACING THE A9 A10 A11 OR A12 PCB 6 10 Preliminary 6 10 Procedure 6 10 Chapter 6 Removal and Replacement Procedures ...

Page 187: ...6 11 REMOVING AND REPLACING THE A18 OR A19 PCB 6 13 Preliminary 6 13 Procedure 6 13 6 12 REMOVING AND REPLACING THE REAR PANEL ASSEMBLY 6 14 Preliminary 6 14 Procedure 6 14 6 13 REMOVING AND REPLACING THE A21 PCB 6 17 Preliminary 6 17 Procedure 6 17 6 14 REMOVING AND REPLACING THE A21 1 A21 2 PCB 6 18 Preliminary 6 18 Procedure 6 18 6 15 REMOVING AND REPLACING THE FAN ASSEMBLY 6 19 Preliminary 6 1...

Page 188: ...e per formed by service personnel who are fully aware of the po tential hazards CAUTION Many subassemblies in the instrument contain static sensitive components Improper handling of these subas semblies may result in damage to the components Always observe the static sensitive component handling procedures described in Chapter 1 Figure 1 2 NOTE Many assemblies subassemblies and components within t...

Page 189: ...t the rear of the in strument Step 6 Remove the screw that fastens the bottom cover to the chassis The screw is located at the rear of the instrument Step 7 Slide the bottom cover out along the grooves in the chassis and set it aside Step 8 Turn the instrument over to return it to the upright position Step 9 Remove the screws and the carrying han dle from the side handle cover The two screws faste...

Page 190: ...screw is lo cated at the rear of the instrument Step 13 Remove the side cover and set it aside Step 14 To replace the chassis covers reverse the procedure used to remove them 690XXB 691XXB MM 6 5 Figure 6 1 Chassis Covers Removal REMOVAL AND CHASSIS REPLACEMENT PROCEDURES COVERS ...

Page 191: ...hassis until the screws attaching the front panel assembly to the chassis are accessable Step 4 Remove the screws attaching the front panel assembly to the chassis sides Step 5 Disconnect the front panel ribbon cables from connectors J1 and J22 of the Moth erboard Step 6 Turn the instrument upside down Step 7 Remove the screw attaching the front panel assembly to the chassis pan Step 8 Carefully p...

Page 192: ...690XXB 691XXB MM 6 7 REMOVAL AND FRONT PANEL ASSEMBLY REPLACEMENT PROCEDURES REMOVAL DIAGRAM Figure 6 2 Front Panel Assembly Removal ...

Page 193: ...t up on the edge tabs of the PCB and lift it out of the RF housing Step 5 Remove the O rings installed on each MCX connector and retain them for use on the replacement PCB Step 6 To replace the PCB reverse the removal process 6 5 REMOVING AND REPLACING THE A4 PCB This paragraph provides instructions for removing and replacing the A4 Coarse Loop PCB which is located in the RF housing Figure 6 3 Pre...

Page 194: ...IN Control PCB A10 ALC PCB A11 FM PCB A12 Analog Instruction PCB A13 10 MHz DDS PCB Option 22 A14 YIG SDM SQM Driver PCB A16 CPU Interface PCB A17 CPU PCB A18 Power Supply PCB A19 Power Conditioner PCB A21P2 A21 Line Filter Rectifier PCB A21 1 A21 2 BNC AUX I 0 Connector PCB Fan Assy YIG Oscillator Switched Filter Assy Down Converter Diplexer Directional Coupler 20 40 GHz SDM Step Attenuator Optio...

Page 195: ... Disconnect the coaxial cables at A7J1 and A7J5 by lifting up on the cable connec tors Step 4 Lift up on the edge tabs of the PCB and lift it out of the card cage Step 5 To replace the A7 PCB reverse the removal process 6 7 REMOVING AND REPLACING THE A9 A10 A11 OR A12 PCB This paragraph provides instructions for removing and replacing the A9 PIN Control PCB the A10 ALC PCB the A11 FM PCB or the A1...

Page 196: ...ng removed first disconnect the coaxial cables from the PCB by lifting up on the cable connectors Step 2 Lift up on the edge tabs of the PCB and lift it out of the card cage Step 3 Using a Phillips screwdriver remove the two screws that fasten the PCB Heat Sink subassembly to the chassis pan Step 4 Lift the PCB Heat Sink subassembly out of the card cage Step 5 To replace the PCB reverse the remova...

Page 197: ... Table 6 1 Step 6 Set switch S1 Figure 6 4 to the correct setting for the 69XXXB model in which the A14 PCB is being installed see Table 6 1 Step 7 To replace the PCB reverse the removal process 6 12 690XXB 691XXB MM REMOVAL AND REPLACEMENT PROCEDURES A14 PCB 5 8 0 2 1 9 7 6 3 4 NOTE When setting S1 be sure that the switch is seated in the detent for the number selected S1 Figure 6 4 Switch S1 Loc...

Page 198: ...Line Conditioner PCB both of which are located in the power supply housing assembly see Figure 6 3 Preliminary Disconnect the power cord from the unit and remove the top cover as described in paragraph 6 2 WARNING When power is removed from the instrument always allow five minutes for the capacitors on the A21 Line Filter Recti fier PCB to discharge before removing either the A18 or A19 PCB Proced...

Page 199: ...crewdriver remove the screw on the top of the rear panel assem bly that fastens the rear panel assembly to the bracket attached to the power sup ply housing Step 2 Turn the instrument upside down Step 3 Remove the three screws from the rear panel assembly One screw fastens the rear panel assembly to the bracket at tached to the power supply housing the other two screws attach the rear panel as sem...

Page 200: ...rboard Step 11 Disconnect the A21 1 A21 2 PCB ribbon cable connector from J14 on the Mother board Step 12 Disconnect the GPIB cable connector from J16 on the Motherboard Step 13 Carefully pull the rear panel assembly completely free from the 690XXB 691XXB chassis Step 14 To replace the rear panel assembly reverse the removal process 690XXB 691XXB MM 6 15 REMOVAL AND REAR PANEL REPLACEMENT PROCEDUR...

Page 201: ...PLACEMENT PROCEDURES REMOVAL DIAGRAM A21P2 A21 Shield A19A2 A21 PCB J16 J14 A21 1 A21 2 PCB Ribbon Cable J13 10 MHz REF OUT Cable FM IN Cable 10 MHz REF IN Cable W130 Fan Assy Rear Panel Assy GPIB Cable A21 1 A21 2 PCB Figure 6 5 Rear Panel Assembly Removal ...

Page 202: ...capacitors on the A21 Line Filter Recti fier PCB to discharge before removing the rear panel assem bly Procedure Remove and replace the A21 PCB as follows Step 1 Using a Phillips screwdriver remove the four screws that fasten the A21 shield to the A21 PCB Step 2 Remove the shield and set it aside Step 3 Disconnect the cables connected to P1 P2 and P6 on the PCB Step 4 Using a Phillips screwdriver ...

Page 203: ...e minutes for the capacitors on the A21 Line Filter Recti fier PCB to discharge before removing the A21 1 A21 2 PCB Procedure Remove and replace the A21 1 A21 2 PCB as follows Step 1 Using a Phillips screwdriver remove the four screws that fasten the A21 shield to the A21 PCB Step 2 Remove the shield and set it aside Step 3 Disconnect the ribbon cable connector from the A21 1 A21 2 PCB Step 4 Usin...

Page 204: ...rocedure Remove and replace the fan assembly as follows Step 1 With the rear panel laying flat use a Phillips screwdriver to remove the four screws and flat washers that fasten the fan mount to the rear panel Step 2 Lift the fan mount containing the fan as sembly from the rear panel assembly Step 3 Remove the fan assembly from the fan mount Step 4 Clean the honeycomb fan filter as re quired before...

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Page 206: ...It contains specific references to frequency parameters and power levels that are applicable only to that instrument model and its available options We recommend that you make a copy of these pages each time the test procedures are performed By dating each Test Record copy a detailed history of instrument performance can be accumulated 690XXB 691XXB MM A 1 A 2 Model Number Performance Verification...

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Page 208: ...____________ 690XXB 691XXB MM A 3 3 6 Internal Time Base Aging Rate Test Test Procedure Measured Value Upper Limit Record frequency error value _______________ Record frequency error value after 24 hours _______________ Record the computed aging rate _______________per day 2x10 8 per day 5x10 10 per day with Option 16 ...

Page 209: ...__________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ Specification for all frequencies listed above is 100 Hz Specification for all frequencies listed above is 100 Hz Fine Loop Test Procedure 69X17B with Option 11 Test Frequency in GHz ...

Page 210: ...e worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 40 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 350 MHz Record the presence of the worst case harmonic Record the presence of the worst case non h...

Page 211: ...er 30 MHz 2nd harmonic 45 MHz 3rd harmonic _______________dBc _______________dBc 40 dBc 40 dBc Set F1 to 700 MHz Record the level of all harmonics of the 700 MHz carrier 1 4 GHz 2nd harmonic 2 1 GHz 3rd harmonic _______________dBc _______________dBc 50 dBc 50 dBc Set F1 to 1 1 GHz Record the level of all harmonics of the 1 1 GHz carrier 2 2 GHz 2nd harmonic 3 3 GHz 3rd harmonic _______________dBc ...

Page 212: ...Bc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc Set F1 to 3 6 GHz Record the level of all harmonics of the 3 6 GHz carrier 7 2 GHz 2nd harmonic 10 8 GHz 3rd harmonic 14 4 GHz 4th harmonic 18 0 Ghz 5th harmonic _______________dBc _______________dBc _______________dBc _______________dBc 60 dBc 60 dBc 6...

Page 213: ...6 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 50 dBc 80 dBc 107 dBc 110 dBc 107 dBc 130 dBc Add 8 dB to 10 Hz offset specification in Option 16 High Stability Time Base is installed ...

Page 214: ...__dBm 13 dBm 12 dBm 11 dBm 10 dBm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 13 dBm...

Page 215: ..._______dBm 11 dBm 10 dBm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 11 ...

Page 216: ...________dBm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 9 dB...

Page 217: ...____dBm _________dBm 17 dBm 16 dBm 15 dBm 14 dBm 13 dBm 12 dBm 11 dBm 10 dBm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Pow...

Page 218: ..._______dBm 15 dBm 14 dBm 13 dBm 12 dBm 11 dBm 10 dBm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation...

Page 219: ...Bm _________dBm 11 dBm 10 dBm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variatio...

Page 220: ... Wide FM Mode Lower Limit Measured Value Upper Limit Set F1 to 5 0 GHz Measure and record the low carrier frequency Measure and record the high carrier frequency _______ MHz _______ MHz Calculate and record the actual peak to peak frequency deviation 190 MHz _______ MHz 210 MHz FM Imput Sensitivity Procedure Unlocked Narrow FM Mode Set F1 to 5 0 GHz Record the FM sensitivity setting displayed on t...

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Page 222: ...lterm 136 ______________ 3 Sweep Time DAC Calibration calterm 132 ______________ 4 YIG Frequency Offset DAC Calibration calterm 134 ______________ 5 YIG Frequency Linearizer DACs Calibration calterm 127 ______________ 6 100 MHz Reference Oscillator Calibration calterm 130 ______________ 7 Ramp Center DAC Calibration calterm 129 ______________ 8 Sweep Width DAC Calibration calterm 133 _____________...

Page 223: ...C Adjustment calterm 138 ______________ 3 Store the Calibration Data ______________ 4 9 RF Level Calibration This calibration is performed using an automatic test system Contact Anritsu Customer Service for further information 4 10 ALC Slope Calibration 69117B Procedure Step Step Completion 5 ALC Slope DAC adjustment ______________ 6 Store the DAC setting value s ______________ 4 11 ALC Bandwidth ...

Page 224: ..._ 5 Store the Calibration Data ______________ 4 13 FM Calibration 69117B Procedure Step Step Completion 1 FM Meter Calibration calterm 123 ______________ 2 FM Variable Gain LInearity Calibration calterm 148 ______________ 3 FM Wide Mode Sensitivity Calibration calterm 124 ______________ 4 FM Narrow Mode Sensitivity Calibration calterm 125 ______________ 5 FM Rear Panel Input Gain Calibration calte...

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Page 226: ...___________ 690XXB 691XXB MM A 21 3 6 Internal Time Base Aging Rate Test Test Procedure Measured Value Upper Limit Record frequency error value _______________ Record frequency error value after 24 hours _______________ Record the computed aging rate _______________per day 2x10 8 per day 5x10 10 per day with Option 16 ...

Page 227: ...__ _____________________ _____________________ 2 000 001 000 2 000 002 000 2 000 003 000 2 000 004 000 2 000 005 000 2 000 006 000 2 000 007 000 2 000 008 000 2 000 009 000 2 000 010 000 _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _______________...

Page 228: ...Bc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc Set F1 to 3 6 GHz Record the level of all harmonics of the 3 6 GHz carrier 7 2 GHz 2nd harmonic 10 8 GHz 3rd harmonic 14 4 GHz 4th harmonic 18 0 Ghz 5th harmonic _______________dBc _______________dBc _______________dBc _______________dBc 60 dBc 6...

Page 229: ...rmonics of the 12 4 GHz carrier 24 8 GHz 2nd harmonic 37 2 GHz 3rd harmonic _______________dBc _______________dBc 60 dBc 60 dBc Set F1 to 16 0 GHz Record the level of all harmonics of the 16 0 GHz carrier 32 0 GHz 2nd harmonic _______________dBc 60 dBc Set F1 to 20 0 GHz Record the level of all harmonics of the 20 0 GHz carrier 40 0 GHz 2nd harmonic _______________dBc 60 dBc 50 dBc is Option 15A H...

Page 230: ...10 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 45 dBc 75 dBc 104 dBc 107 dBc 107 dBc 128 dBc Set F1 to 20 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc ...

Page 231: ..._dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 13 0 dBm _________dBm __________dBm _________dB Maximum variation is 1 6 dB Power Level Flatness Test Procedure Analog Sweep Model 69137B only Set L1 to Max Power Min Power Varia...

Page 232: ...______dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 11 dBm _________dBm __________dBm _________dB Maximum variation is 1 6 dB Power Level Flatness Test Procedure Analog Sweep Model 69137B only Set L1 to Max Power Min Power Va...

Page 233: ...Bm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 3 dBm _________dBm __________dBm _________dB Maximum variation is 1 6 dB Power Level Flatness Test Procedure Analog Sweep Model 69137B only S...

Page 234: ..._________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 17 dBm _________dBm __________dBm _________dB Maximum variation is 1 6 dB Power Level Flatness Test Procedure Analog Sweep Model 69137B only Set L1 to Max Po...

Page 235: ..._______dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 15 dBm _________dBm __________dBm _________dB Maximum variation is 1 6 dB Power Level Flatness Test Procedure Analog Sweep Model 69137B only Set L1 to Max Powe...

Page 236: ..._________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 7 5 dBm _________dBm __________dBm _________dB Maximum variation is 1 6 dB Power Level Flatness Test Procedure Analog Sweep Model 6...

Page 237: ...ide FM Mode Lower Limit Measured Value Upper Limit Set F1 to 5 0 GHz Measure and record the low carrier frequency Measure and record the high carrier frequency _______ MHz _______ MHz Calculate and record the actual peak to peak frequency deviation 190 MHz _______ MHz 210 MHz FM Imput Sensitivity Procedure Unlocked Narrow FM Mode Set F1 to 5 0 GHz Record the FM sensitivity setting displayed on the...

Page 238: ...lterm 136 ______________ 3 Sweep Time DAC Calibration calterm 132 ______________ 4 YIG Frequency Offset DAC Calibration calterm 134 ______________ 5 YIG Frequency Linearizer DACs Calibration calterm 127 ______________ 6 100 MHz Reference Oscillator Calibration calterm 130 ______________ 7 Ramp Center DAC Calibration calterm 129 ______________ 8 Sweep Width DAC Calibration calterm 133 _____________...

Page 239: ...C Adjustment calterm 138 ______________ 3 Store the Calibration Data ______________ 4 10 ALC Slope Calibration 69137B Procedure Step Step Completion 5 ALC Slope DAC adjustment ______________ 6 Store the DAC setting value s ______________ 4 11 ALC Bandwidth Calibration Procedure Step Step Completion 1 ALC Bandwidth Calibration Calterm 110 ______________ 2 Store the Calibration Data ______________ 4...

Page 240: ..._____________ 4 13 FM Calibration 69137B Procedure Step Step Completion 1 FM Meter Calibration calterm 123 ______________ 2 FM Variable Gain Linearity Calibration calterm 148 ______________ 3 FM Wide Mode Sensitivity Calibration calterm 124 ______________ 4 FM Narrow Mode Sensitivity Calibration calterm 125 ______________ 5 FM Rear Panel Input Gain Calibration calterm 149 ______________ 6 Store th...

Page 241: ......

Page 242: ..._____________ 690XXB 691XXB MM A 37 3 6 Internal Time Base Aging Rate Test Test Procedure Measured Value Upper Limit Record frequency error value ______________ Record frequency error value after 24 hours ______________ Record the computed aging rate ______________per day 2x10 8 per day 5x10 10 per day with Option 16 ...

Page 243: ...____________ _____________________ _____________________ _____________________ 2 000 001 000 2 000 002 000 2 000 003 000 2 000 004 000 2 000 005 000 2 000 006 000 2 000 007 000 2 000 008 000 2 000 009 000 2 000 010 000 _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____...

Page 244: ... presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 40 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 350 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _____...

Page 245: ...ier 30 MHz 2nd harmonic 45 MHz 3rd harmonic _______________dBc _______________dBc 40 dBc 40 dBc Set F1 to 700 MHz Record the level of all harmonics of the 700 MHz carrier 1 4 GHz 2nd harmonic 2 1 GHz 3rd harmonic _______________dBc _______________dBc 50 dBc 50 dBc Set F1 to 1 1 GHz Record the level of all harmonics of the 1 1 GHz carrier 2 2 GHz 2nd harmonic 3 3 GHz 3rd harmonic _______________dBc...

Page 246: ...dBc _______________dBc _______________dBc _______________dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc Set F1 to 3 6 GHz Record the level of all harmonics of the 3 6 GHz carrier 7 2 GHz 2nd harmonic 10 8 GHz 3rd harmonic 14 4 GHz 4th harmonic 18 0 Ghz 5th harmonic _______________dBc _______________dBc _______________dBc _______________dBc 60 dBc 60 dBc 60 dBc 60 dBc Set F1 to 7 0 GHz Record...

Page 247: ...rmonics of the 12 4 GHz carrier 24 8 GHz 2nd harmonic 37 2 GHz 3rd harmonic _______________dBc _______________dBc 60 dBc 60 dBc Set F1 to 16 0 GHz Record the level of all harmonics of the 16 0 GHz carrier 32 0 GHz 2nd harmonic _______________dBc 60 dBc Set F1 to 20 0 GHz Record the level of all harmonics of the 20 0 GHz carrier 40 0 GHz 2nd harmonic _______________dBc 60 dBc 50 dBc if Option 15A H...

Page 248: ...10 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 45 dBc 75 dBc 104 dBc 107 dBc 107 dBc 128 dBc Set F1 to 20 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc ...

Page 249: ...Bm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 13 dBm _________dBm __________dBm ___...

Page 250: ... dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 11 dBm _________dBm __________dBm _...

Page 251: ..._______dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm 7 dBm 8 dBm 9 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 10 dB...

Page 252: ... dBm 15 dBm 14 dBm 13 dBm 12dBm 11 dBm 10 dBm 9 dBm 8 dBm 7dBm 6 dBm 5 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 13 dBm _________dBm...

Page 253: ...Bm 13 dBm 12 dBm 11 dBm 10 dBm 9 dBm 8 dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power Variation 11 dBm _________dBm _...

Page 254: ...________dBm _________dBm 7 dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Power Level Flatness Test Procedure Manual Sweep Set L1 to Max Power Min Power V...

Page 255: ...ide FM Mode Lower Limit Measured Value Upper Limit Set F1 to 5 0 GHz Measure and record the low carrier frequency Measure and record the high carrier frequency _______ MHz _______ MHz Calculate and record the actual peak to peak frequency deviation 190 MHz _______ MHz 210 MHz FM Imput Sensitivity Procedure Unlocked Narrow FM Mode Set F1 to 5 0 GHz Record the FM sensitivity setting displayed on the...

Page 256: ...lterm 136 ______________ 3 Sweep Time DAC Calibration calterm 132 ______________ 4 YIG Frequency Offset DAC Calibration calterm 134 ______________ 5 YIG Frequency Linearizer DACs Calibration calterm 127 ______________ 6 100 MHz Reference Oscillator Calibration calterm 130 ______________ 7 Ramp Center DAC Calibration calterm 129 ______________ 8 Sweep Width DAC Calibration calterm 133 _____________...

Page 257: ...C Adjustment calterm 138 ______________ 3 Store the Calibration Data ______________ 4 10 ALC Slope Calibration 69147B Procedure Step Step Completion 5 ALC Slope DAC adjustment ______________ 6 Store the DAC setting value s ______________ 4 9 RF Level Calibration This calibration is performed using an automatic test system Contact Anritsu Customer Service for further information 4 11 ALC Bandwidth ...

Page 258: ..._ 5 Store the Calibration Data ______________ 4 13 FM Calibration 69147B Procedure Step Step Completion 1 FM Meter Calibration calterm 123 ______________ 2 FM Variable Gain Linearity Calibration calterm 148 ______________ 3 FM Wide Mode Sensitivity Calibration calterm 124 ______________ 4 FM Narrow Mode Sensitivity Calibration calterm 125 ______________ 5 FM Rear Panel Input Gain Calibration calte...

Page 259: ......

Page 260: ...__________ 690XXB 691XXB MM A 55 3 6 Internal Time Base Aging Rate Test Test Procedure Measured Value Upper Limit Record frequency error value _______________ Record frequency error value after 24 hours _______________sec Record the computed aging rate _______________per day 2x10 8 per day 5x10 10 per day with Option 16 ...

Page 261: ...____________ _____________________ _____________________ _____________________ 2 000 001 000 2 000 002 000 2 000 003 000 2 000 004 000 2 000 005 000 2 000 006 000 2 000 007 000 2 000 008 000 2 000 009 000 2 000 010 000 _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____...

Page 262: ...e worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 40 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 350 MHz Record the presence of the worst case harmonic Record the presence of the worst case non h...

Page 263: ...ier 30 MHz 2nd harmonic 45 MHz 3rd harmonic _______________dBc _______________dBc 40 dBc 40 dBc Set F1 to 700 MHz Record the level of all harmonics of the 700 MHz carrier 1 4 GHz 2nd harmonic 2 1 GHz 3rd harmonic _______________dBc _______________dBc 50 dBc 50 dBc Set F1 to 1 1 GHz Record the level of all harmonics of the 1 1 GHz carrier 2 2 GHz 2nd harmonic 3 3 GHz 3rd harmonic _______________dBc...

Page 264: ...Bc _______________dBc _______________dBc _______________dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc 60 dBc Set F1 to 3 6 GHz Record the level of all harmonics of the 3 6 GHz carrier 7 2 GHz 2nd harmonic 10 8 GHz 3rd harmonic 14 4 GHz 4th harmonic 18 0 Ghz 5th harmonic _______________dBc _______________dBc _______________dBc _______________dBc 60 dBc 60 dBc 60 dBc 60 dBc Set F1 to 7 0 GHz Record ...

Page 265: ...monics of the 12 4 GHz carrier 24 8 GHz 2nd harmonic 37 2 GHz 3rd harmonic _______________dBc _______________dBc 60 dBc 60 dBc Set F1 to 16 0 GHz Record the level of all harmonics of the 16 0 GHz carrier 32 0 GHz 2nd harmonic _______________dBc 60 dBc Set F1 to 20 0 GHz Record the level of all harmonics of the 20 0 GHz carrier 40 0 GHz 2nd harmonic _______________dBc 60 dBc 50 dBc if Option 15A Hi...

Page 266: ...10 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 45 dBc 75 dBc 104 dBc 107 dBc 107 dBc 128 dBc Set F1 to 20 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc ...

Page 267: ...________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 6dBm 5 dBm 4 dBm 3 dBm 2dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB Spec...

Page 268: ... _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm 7 dBm 8 dBm 9 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB ...

Page 269: ...______dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 6 dBm 5 dBm 4 dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm ...

Page 270: ...___dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 3 dBm 2 dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm 7 dBm 8 dBm 9 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Spe...

Page 271: ...ide FM Mode Lower Limit Measured Value Upper Limit Set F1 to 5 0 GHz Measure and record the low carrier frequency Measure and record the high carrier frequency _______ MHz _______ MHz Calculate and record the actual peak to peak frequency deviation 190 MHz _______ MHz 210 MHz FM Imput Sensitivity Procedure Unlocked Narrow FM Mode Set F1 to 5 0 GHz Record the FM sensitivity setting displayed on the...

Page 272: ...lterm 136 ______________ 3 Sweep Time DAC Calibration calterm 132 ______________ 4 YIG Frequency Offset DAC Calibration calterm 134 ______________ 5 YIG Frequency Linearizer DACs Calibration calterm 127 ______________ 6 100 MHz Reference Oscillator Calibration calterm 130 ______________ 7 Ramp Center DAC Calibration calterm 129 ______________ 8 Sweep Width DAC Calibration calterm 133 _____________...

Page 273: ...C Adjustment calterm 138 ______________ 3 Store the Calibration Data ______________ 4 10 ALC Slope Calibration 69167B Procedure Step Step Completion 5 ALC Slope DAC adjustment ______________ 6 Store the DAC setting value s ______________ 4 9 RF Level Calibration This calibration is performed using an automatic test system Contact Anritsu Customer Service for further information 4 11 ALC Bandwidth ...

Page 274: ..._ 5 Store the Calibration Data ______________ 4 13 FM Calibration 69167B Procedure Step Step Completion 1 FM Meter Calibration calterm 123 ______________ 2 FM Variable Gain Linearity Calibration calterm 148 ______________ 3 FM Wide Mode Sensitivity Calibration calterm 124 ______________ 4 FM Narrow Mode Sensitivity Calibration calterm 125 ______________ 5 FM Rear Panel Input Gain Calibration calte...

Page 275: ......

Page 276: ...___________ 690XXB 691XXB MM A 71 3 6 Internal Time Base Aging Rate Test Test Procedure Measured Value Upper Limit Record frequency error value _______________ Record frequency errror value after 24 hours _______________ Record the computed aging rate _______________per day 2x10 8 per day 5x10 10 per day with Option 16 ...

Page 277: ...____________ _____________________ _____________________ _____________________ 2 000 001 000 2 000 002 000 2 000 003 000 2 000 004 000 2 000 005 000 2 000 006 000 2 000 007 000 2 000 008 000 2 000 009 000 2 000 010 000 _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____...

Page 278: ... presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 40 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 350 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _____...

Page 279: ...ier 30 MHz 2nd harmonic 45 MHz 3rd harmonic _______________dBc _______________dBc 40 dBc 40 dBc Set F1 to 700 MHz Record the level of all harmonics of the 700 MHz carrier 1 4 GHz 2nd harmonic 2 1 GHz 3rd harmonic _______________dBc _______________dBc 50 dBc 50 dBc Set F1 to 1 1 GHz Record the level of all harmonics of the 1 1 GHz carrier 2 2 GHz 2nd harmonic 3 3 GHz 3rd harmonic _______________dBc...

Page 280: ... 10 8 GHz 3rd harmonic 14 4 GHz 4th harmonic 18 0 Ghz 5th harmonic _______________dBc _______________dBc _______________dBc _______________dBc 50 dBc 50 dBc 50 dBc 50 dBc Set F1 to 7 0 GHz Record the level of all harmonics of the 7 GHz carrier 14 0 GHz 2nd harmonic _______________dBc 50 dBc Set F1 to 10 0 GHz Record the level of all harmonics of the 10 GHz carrier 20 0 GHz 2nd harmonic ___________...

Page 281: ...levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 45 dBc 75 dBc 104 dBc 107 dBc 107 dBc 128 dBc Set F1 to 20 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _____________...

Page 282: ...________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 2 5 dBm 1 5 dBm 0 5 dBm 0 5 dBm 1 5 dBm 2 5 dBm 3 5 dBm 4 5 dBm 5 5 dBm 6 5 dBm 7 5 dBm 8 5 dBm 9 5 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB ...

Page 283: ...dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm 7 dBm 8 dBm 9 dBm 10 dBm 11 dBm 12 dBm 13 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Spec...

Page 284: ... Wide FM Mode Lower Limit Measured Value Upper Limit Set F1 to 5 0 GHz Measure and record the low carrier frequency Measure and record the high carrier frequency _______ MHz _______ MHz Calculate and record the actual peak to peak frequency deviation 190 MHz _______ MHz 210 MHz FM Imput Sensitivity Procedure Unlocked Narrow FM Mode Set F1 to 5 0 GHz Record the FM sensitivity setting displayed on t...

Page 285: ......

Page 286: ...lterm 136 ______________ 3 Sweep Time DAC Calibration calterm 132 ______________ 4 YIG Frequency Offset DAC Calibration calterm 134 ______________ 5 YIG Frequency Linearizer DACs Calibration calterm 127 ______________ 6 100 MHz Reference Oscillator Calibration calterm 130 ______________ 7 Ramp Center DAC Calibration calterm 129 ______________ 8 Sweep Width DAC Calibration calterm 133 _____________...

Page 287: ...term 138 ______________ 3 Store the Calibration Data ______________ 4 10 ALC Slope Calibration 69177B Procedure Step Step Completion 3 ALC Slope DAC adjustment ______________ 4 Store the DAC setting value s ______________ 4 9 RF Level Calibration This calibration is performed using an automatic test system Contact Anritsu Customer Service for further information 4 11 ALC Bandwidth Calibration Proc...

Page 288: ..._ 5 Store the Calibration Data ______________ 4 13 FM Calibration 69177B Procedure Step Step Completion 1 FM Meter Calibration calterm 123 ______________ 2 FM Variable Gain Linearity Calibration calterm 148 ______________ 3 FM Wide Mode Sensitivity Calibration calterm 124 ______________ 4 FM Narrow Mode Sensitivity Calibration calterm 125 ______________ 5 FM Rear Panel Input Gain Calibration calte...

Page 289: ......

Page 290: ...___________ 690XXB 691XXB MM A 85 3 6 Internal Time Base Aging Rate Test Test Procedure Measured Value Upper Limit Record frequency error value _______________ Record frequency error value after 24 hours _______________ Record the computed aging rate _______________per day 2x10 8 per day 5x10 10 per day with Option 16 ...

Page 291: ...____________ _____________________ _____________________ _____________________ 2 000 001 000 2 000 002 000 2 000 003 000 2 000 004 000 2 000 005 000 2 000 006 000 2 000 007 000 2 000 008 000 2 000 009 000 2 000 010 000 _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____...

Page 292: ...e worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 40 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 350 MHz Record the presence of the worst case harmonic Record the presence of the worst case non h...

Page 293: ...ier 30 MHz 2nd harmonic 45 MHz 3rd harmonic _______________dBc _______________dBc 40 dBc 40 dBc Set F1 to 700 MHz Record the level of all harmonics of the 700 MHz carrier 1 4 GHz 2nd harmonic 2 1 GHz 3rd harmonic _______________dBc _______________dBc 50 dBc 50 dBc Set F1 to 1 1 GHz Record the level of all harmonics of the 1 1 GHz carrier 2 2 GHz 2nd harmonic 3 3 GHz 3rd harmonic _______________dBc...

Page 294: ... 10 8 GHz 3rd harmonic 14 4 GHz 4th harmonic 18 0 Ghz 5th harmonic _______________dBc _______________dBc _______________dBc _______________dBc 50 dBc 50 dBc 50 dBc 50 dBc Set F1 to 7 0 GHz Record the level of all harmonics of the 7 GHz carrier 14 0 GHz 2nd harmonic _______________dBc 50 dBc Set F1 to 10 0 GHz Record the level of all harmonics of the 10 GHz carrier 20 0 GHz 2nd harmonic ___________...

Page 295: ...10 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 45 dBc 75 dBc 104 dBc 107 dBc 107 dBc 128 dBc Set F1 to 20 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc ...

Page 296: ... _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 2 dBm 1 dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm 7 dBm 8 dBm 9 dBm 10 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specificat...

Page 297: ...Bm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 2 0 dBm 3 0 dBm 4 0 dBm 5 0 dBm 6 0 dBm 7 0 dBm 8 0 dBm 9 0 dBm 10 0 dBm 11 0 dBm 12 0 dBm 13 0 dBm 14 0 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification i...

Page 298: ... Wide FM Mode Lower Limit Measured Value Upper Limit Set F1 to 5 0 GHz Measure and record the low carrier frequency Measure and record the high carrier frequency _______ MHz _______ MHz Calculate and record the actual peak to peak frequency deviation 190 MHz _______ MHz 210 MHz FM Imput Sensitivity Procedure Unlocked Narrow FM Mode Set F1 to 5 0 GHz Record the FM sensitivity setting displayed on t...

Page 299: ......

Page 300: ...lterm 136 ______________ 3 Sweep Time DAC Calibration calterm 132 ______________ 4 YIG Frequency Offset DAC Calibration calterm 134 ______________ 5 YIG Frequency Linearizer DACs Calibration calterm 127 ______________ 6 100 MHz Reference Oscillator Calibration calterm 130 ______________ 7 Ramp Center DAC Calibration calterm 129 ______________ 8 Sweep Width DAC Calibration calterm 133 _____________...

Page 301: ...term 138 ______________ 3 Store the Calibration Data ______________ 4 10 ALC Slope Calibration 69187B Procedure Step Step Completion 5 ALC Slope DAC adjustment ______________ 6 Store the DAC setting value s ______________ 4 9 RF Level Calibration This calibration is performed using an automatic test system Contact Anritsu Customer Service for further information 4 11 ALC Bandwidth Calibration Proc...

Page 302: ..._ 5 Store the Calibration Data ______________ 4 13 FM Calibration 69187B Procedure Step Step Completion 1 FM Meter Calibration calterm 123 ______________ 2 FM Variable Gain Linearity Calibration calterm 148 ______________ 3 FM Wide Mode Sensitivity Calibration calterm 124 ______________ 4 FM Narrow Mode Sensitivity Calibration calterm 125 ______________ 5 FM Rear Panel Input Gain Calibratioin calt...

Page 303: ......

Page 304: ...___________ 690XXB 691XXB MM A 99 3 6 Internal Time Base Aging Rate Test Test Procedure Measured Value Upper Limit Record frequency error value _______________ Record frequency error value after 24 hours _______________ Record the computed aging rate _______________per day 2x10 8 per day 5x10 10 per day with Option 16 ...

Page 305: ...____________ _____________________ _____________________ _____________________ 2 000 001 000 2 000 002 000 2 000 003 000 2 000 004 000 2 000 005 000 2 000 006 000 2 000 007 000 2 000 008 000 2 000 009 000 2 000 010 000 _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____________________ _____...

Page 306: ...he worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 40 MHz Record the presence of the worst case harmonic Record the presence of the worst case non harmonic _______________dBc _______________dBc 30 dBc 40 dBc Set F1 to 350 MHz Record the presence of the worst case harmonic Record the presence of the worst case non ...

Page 307: ...rier 30 MHz 2nd harmonic 45 MHz 3rd harmonic _______________dBc _______________dBc 40 dBc 40 dBc Set F1 to 700 MHz Record the level of all harmonics of the 700 MHz carrier 1 4 GHz 2nd harmonic 2 1 GHz 3rd harmonic _______________dBc _______________dBc 50 dBc 50 dBc Set F1 to 1 1 GHz Record the level of all harmonics of the 1 1 GHz carrier 2 2 GHz 2nd harmonic 3 3 GHz 3rd harmonic _______________dB...

Page 308: ... 10 8 GHz 3rd harmonic 14 4 GHz 4th harmonic 18 0 Ghz 5th harmonic _______________dBc _______________dBc _______________dBc _______________dBc 50 dBc 50 dBc 50 dBc 50 dBc Set F1 to 7 0 GHz Record the level of all harmonics of the 7 GHz carrier 14 0 GHz 2nd harmonic _______________dBc 50 dBc Set F1 to 10 0 GHz Record the level of all harmonics of the 10 GHz carrier 20 0 GHz 2nd harmonic ___________...

Page 309: ... 10 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc _______________dBc 45 dBc 75 dBc 104 dBc 107 dBc 107 dBc 128 dBc Set F1 to 20 0 GHz Record the phase noise levels at these offsets 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz _______________dBc _______________dBc...

Page 310: ..._______dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm 0 dBm 1 dBm 2 dBm 3 dBm 4 dBm 5 dBm 6 dBm 7 dBm 8 dBm 9 dBm 10 dBm 11 dBm 12 dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm _________dBm Specification is 1 0 dB Specification is 1 0 dB ...

Page 311: ...de FM Mode Lower Limit Measured Value Upper Limit Set F1 to 5 0 GHz Measure and record the low carrier frequency Measure and record the high carrier frequency _______ MHz _______ MHz Calculate and record the actual peak to peak frequency deviation 190 MHz _______ MHz 210 MHz FM Imput Sensitivity Procedure Unlocked Narrow FM Mode Set F1 to 5 0 GHz Record the FM sensitivity setting displayed on the ...

Page 312: ...lterm 136 ______________ 3 Sweep Time DAC Calibration calterm 132 ______________ 4 YIG Frequency Offset DAC Calibration calterm 134 ______________ 5 YIG Frequency Linearizer DACs Calibration calterm 127 ______________ 6 100 MHz Reference Oscillator Calibration calterm 130 ______________ 7 Ramp Center DAC Calibration calterm 129 ______________ 8 Sweep Width DAC Calibration calterm 133 _____________...

Page 313: ...138 ______________ 3 Store the Calibration Data ______________ 4 10 ALC Slope Calibration 69197B Procedure Step Step Completion 5 ALC Slope DAC adjustment ______________ 6 Store the DAC setting value s ______________ 4 9 RF Level Calibration This calibration is performed using an automatic test system Contact Anritsu Customer Service for further information 4 11 ALC Bandwidth Calibration Procedure...

Page 314: ...__ 5 Store the Calibration Data ______________ 4 13 FM Calibration 69197B Procedure Step Step Completion 1 FM Meter Calibration calterm 123 ______________ 2 FM Variable Gain LInearity Calibration calterm 148 ______________ 3 FM Wide Mode Sensitivity Calibration calterm 124 ______________ 4 FM Narrow Mode Sensitivity Calibration calterm 125 ______________ 5 FM Rear Panel Input Gain Calibration calt...

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Page 316: ...17 A 19 Test Record 69037B 69137B A 33 A 35 Test Record 69047B 69147B A 51 A 53 Test Record 69067B 69167B A 67 A 69 Test Record 69077B 69177B A 81 A 83 Test Record 69087B 69187B A 95 A 97 Test Record 69097B 69197B A 107 A 109 Chassis Covers Remove Replace Procedures 6 4 E Electrostatic Discharge Precautions 1 8 Error Messages Operation Related 5 7 Self Test 5 3 5 6 Exchange Assembly Program Progra...

Page 317: ... Startup Configurations 1 11 Static Sensitive Component Precautions 1 8 T Test Equipment Recommended 1 12 Testing Performance Verification Amplitude Modulation Test 3 28 Frequency Modulation Tests 3 31 Frequency Synthesis Tests 3 10 Harmonic Test RF Output 2 to 20 GHz 3 16 Internal Time Base Aging Rate Test 3 7 Maximum Leveled Power Listing 3 6 Power Level Accuracy and Flatness Tests 3 24 Single S...

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Anritsu 680 C Series, Maintenance Manual

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