Agilent Part No January
Assembly Level Repair
Page
 Book Organization
Repairing the HP/Agilent
Introduction
 Introduction
 Contents
 Assembly and Disassembly Procedures
Troubleshooting the Power Supply
Adjustments and Calibration
 Module I/O Specifications
Service Screen
Self-Test Error Messages
Replacing a Part
 Block Diagram Theory of Operation
Instrument Block Diagrams
 Index
Measurement Theory
GSM Theory
 Contents-6
 Localizing the Problem
 Localizing the Problem
 Localizing the Problem Flow Chart
Localizing the Problem Flow Chart Power-Up
 Power-Up Checks Agilent
Power-Up Checks
 Error Message Numbers Failure Suspect Assembly
If Power-Up Checks Failed
Error Message Numbers
 Self Test LED Location
Power-Up Self Test Diagnostics
 Failure Detected
LED Conventions
LED Sequences
No Failures
 Sequence of LED Patterns
 Where to Go Next
 Front Panel Connections
If Power-Up Happened Correctly
 RF Analyzer Settings
Where to Go Next
 Front Panel Connections for the RF Analyzer
Checking the RF Analyzer Using the RF Generator
 RF Generator/Analyzer Settings
 Related to the RF Analyzer
Checking the AF Analyzer using the AF Generator
CW Readings
 Audio Measurements
Checking the AF Analzyer Using the AF Generator
Front Panel Connections for the Audio Check
 If Power-Up Happened Correctly
 Running Diagnostics
 Running Diagnostics
 Running Memory Card or ROM Based Diagnostics
 Afdiags RFDIAGS1 MSDIAGS1 Calrev Loopback
 Probability Indicator
Reading Memory Card Diagnostic Test Results
 Before Running a Test While Running a Test
Selecting Memory Card Diagnostic Test Execution Conditions
 Selecting from a List
Loading and Running the Ram Test
Loading the RAM Test
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 Verifying Performance
 Understanding the Tests
Installing and Operating the Software
Verification
Performace Test Software
 Forward Conversion
To Load the Program in the Agilent 8922M/S
Back Conversion
 To Run the Program
To Configure the Gpib Addresses
 Using the HP/Agilent 83210A Service Kit
 Using the HP/Agilent 83210A Service Kit
 Coax Jumpers for RF Extender Board
Configuring the RF Extender
 RF Extender Board
 REF # Description Extender
Extending Modules
Extender Board Part Numbers
 Audio / Digital Assemblies
Making Measurements
 Making Measurements
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 Troubleshooting the Controller/Display
 Troubleshooting the Controller/Display
 Parallel Bus
 Serial Bus
 Line Name Pin Number Description
Display
 Parenthesis Column Pin
Keyboard
 Where to Go Next
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 Troubleshooting the Power Supply
 Troubleshooting the Power Supply
 Power Cord Verification
 8120-2956 90/Straight
 Line Voltage Selection / Line Fuse Replacement
 Transformer / Power Switch
 A28 Power Supply
 Where To Go Next
 Adjustments and Calibration
 Adjustments and Calibration
 Standard Timebase Adjustment Procedure Reference Calibration
Timebase Adjustments
 High Stability Timebase Adjustment
Option 001 High Stability Timebase Adjustment Procedure
 To Run the Periodic Self-Calibration Program
Periodic Calibrations
 First Adjustment
Sum Loop Adjustment Procedure
Procedure
 Final Check
Second Adjustment
Final Adjustment
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 Assembly and Disassembly Procedures
 Further Information
Recommended Torque
 Tools Required
Top and Bottom Cover Removal
 Inside Protective Covers
 AF, Digital and RF Assemblies Removal
 Release Levers Pull Ring
 Detaching Front Panel
Disconnecting Cables
A1 Front Panel Removal
Removing Modules
 A1 Mounting Screws
 A10 Power Supply Regulator Removal
 A11 Receiver Mixer Removal
 TOP View Mixer Side View
 A12 Pulse Attenuator Removal
 TOP View Pulse Switch Side View
 A21 Gpib Interface Removal
 TOP View
 A22 Display Removal
 CRT
 A23 Input Section Removal
 A24 Attenuator Removal
 A28 Power Supply Removal
 A28 Power Supply Removal
 Fan Removal
 Fan Removal
 Transformer Removal
 Replacing a Part
 Assembly Calibration or Adjustment Replaced Required
Assembly Replacements
Adjustments after Replacing Assemblies
Adjustments After Replacement
 Replaceable Parts
 Agilent Part Qty. Description Mfr. Code Mfr.Part Number
Replaceable Parts
 A1 Mounting Screws
 Agilent Part Qty Description Mfr Mfr.Part Number Code
 Replaceable Parts
 MOD-PCB REF Section
 Replaceable Parts
 Agilent Part Qty Description Mfr. Code Mfr.Part Number
 Replaceable Parts
 BRACKET-TIMEBASE
 Replaceable Parts
 Cable Ribbon CRT-MBOARD
 Ribbon 16 CND
 Replaceable Parts
 Replaceable Parts
 TOP Flange
 Replaceable Parts
 AY-FRAME, Chassis
 Replaceable Parts
 Washer .375 OD
 Replaceable Parts
 Mfr. Code Mfr.Part Number
 79-82, 108-111
 Serial Prefix 3235A and Below 8922E All Prefixes
 Replaceable Parts
 Miscellaneous Replaceable Parts
 HP Part Number Description
Firmware Upgrades
Agilent 8922M
HP/Agilent 8922A, B, E, G, F, H, S
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 Service Screen
 Voltmeter Connection
Voltage
Frequency
 Value
Counter Connection
Gate Time
Latch
 10-4
 Self-Test Error Messages
 Self-Test Error Messages
 Module I/O Specifications
 Module I/O Specifications
 Audio Input MUX
Power Supplies
A2 Audio Analyzer
Inputs
 Speaker
Outputs
Audio OUT Meas MUX
 Audinhi J11
A3 Audio Analyzer
Audio Input MUX Demodaud J16
Extscope J111
 Selected Inputs AUDINHI,AUDINLO
Filaud J115
 Dcaudio J1
AUD1VM J116
Selected input =Range/Over-voltage detector
Selected input = DC Audio Path
 AFG1 J111, AFG2 J113, Afggnd J112
A4 Modulation Distribution
Extmod J11
 Modmon J118
Audioouthi J17
Ammod J120
 Pmfclk J15
A5 Premodulation Filter and NSM
 Nsmifclk J21
Pmfdata J11
MHz Ref B J233
 Hop Control
Serial I/O
Typical Oscilloscope Display
 Procaud J111
A6 Signaling Source/Analyzer
 AFG1 J13, AFG2 J15
 10.7MIF J17
A9 Global Test and Demod
 Expected Output
 Expected Display
20MREFA J111
 Typical Display
Fcnt J121
 Extrefin J1
A11 Receiver Mixer
1stMIXIN J2
 12-20
 Rcvrin J3
 Coax jumper connection OUT1GREF J13
A13 Output
Inputs2
Coax jumper connection SGS50010000M J117
 Spectral Purity Only contributions of the outputmodule
Ammod J27
Coax jumper connection Mainrfout J313
Output Level
 1MREFC P33
A14 Pulse Driver
 P1 11, 13, 15, 17
13MREFOUTA P317
13MREFOUTB
Attenselect
 13MOUTLOCK J27
A15 Reference
Exrefin J19
 1MREFA P34
Hop Control
J25,8,9
EX10MREFOUT J113
 1MREFC J32
 10MREFC J39
SA20MREF J35
MEAS20MREF J313
 OUT1GREF J13
10MREFB J317
20MREFA J320
 500MDIAG J26
500MREF J117
1GDIAG J21
 Rcvrin J13
A16 Receiver
Hop Control P2,5,8
500MREF P33
 Pulsedemod J17
Unmutedfm J114
 10.7MIF J39
Fmdemod J113
Demodaud J26
 AUX7VM J27
SA114.3M J313
 SA20MREF J13
A18 Spectrum Analyzer
SA114.3M P317
 Sascpt J17
Swpstrt J16
 A19 Measurement
 Intemp J34 Involt J35
Voltmeter Multiplexer
 12-40
 12-41
 Internal Trigger Internal
Trigger Input Scope Trigger Internal
Signscptrig J110 Riscptrig J17 Exttrig J14
 SG in J4
A23 Input HP/Agilent 8922A.B,E,F,G,H Only
AUX RF Input J3
 DET LO J614
RF IN/OUT Output J1
AUX RF OUT J2
 1stMIXIN J5
 Duplexdet
Involt J615
 A23 Input Agilent 8922M/S Only
 12-48
 12-49
 Sumlpptune J27
A25 Sum Loop
Dacupout J33
 AUX3VM J26
STEPLPOUT/A J317
Sumlock J21
 SGS5001000M J13
 1MREFA/B P33
A17, A26 Step Loop
 Steplpout J13
Hop Control J25,8,9
 AUX1/2VM J26
 Nsmifdata J15-16
A27 DAC/Upconverter
Nsmifclk J12
 Dacupout J315
MHz Ref C J119
AUX4-VM J26
 Input
 Txhop J214
A33 Hop Controller
Hop Control Input Bus Hopaddr J215-15
 Seqhop J212
Seqhopreset J211
Resetselect J2119
Rxhop J213
 EA60SW0/2 J2171,72,73
Pulsemodin J2168
Host Processor Interface
Seqtrigout J2121
 J2125,23,26
Premod Filter & NSM
 Instrument Block Diagrams
 Reading the Pin Numbers
Block Diagram
 13-3
 13-4
 Block Diagram Theory of Operation
 Block Diagram Theory of Operation
 Technical Discussion
 A23 Input A24 High Power Attenuator
Block Diagram
 A11 Receiver Mixer
A17 StepLoop B
 A9 Global Test and Demod
A16 Receiver
 A2 Audio Analyzer 2 A3 Audio Analyzer
A18 Spectrum Aanalyzer
 14-8
 A5 Premod Filter and NSM
A15 Reference
 14-10
 A26 Step Loop a
A27 DAC/Upconverter
 A13 Output
A25 Sum Loop
 A12 Pulse Attenuator
A23 Input A24 High Power Attenutor
 A4 Modulation Distribution A6 Signaling Source/Analyzer
 A35 B Reference
Block Diagram HP/Agilent 8922B Only
 A37 Sequence Controller
 A35 Protocol Interface HP/Agilent 8922F/HM/S Option 003 Only
A32 GSM Controller
 A33 Hop Controller
A19 Measurement
 Diagnostics Theory
 Diagnostics Theory
 Modulation Distribution External Paths
Audio Frequency Generators 1
Preliminary Audio Paths
Modulation Distribution Internal Paths
 Audio Analyzer
Audio Analyzer 1 Internal Paths
Audio Analyzer 1 External Paths
 DAC and Up-Converter
Reference
NSM and Pre-Modulation Filter
 Output Section
RF Generator Step Loop
Sum Loop
 Input Section
Pulse Attenuator and Drive
 RF Analyzer Step Loop
 Receiver
Spectrum Analyzer
 AGC Open Loop At AM Output Test
Temperature Test
Down Converters With Spectrum Analyzer Test
If Counter Test
 Instrument Self Test
External Reference
RF Input/Output
 GSM and DCS Diagnostic Tests
 Interpreting Results
 15-14
 Measurement Theory
 A31 Codec
BIT Error
 Pulse
DSP ANL
OUT RF SP
 Spec ANL
CW MEAS/AF Analyzer
Scope
 16-5
 16-6
 GSM Theory
 GSM Theory
 GSM System
 GSM, DCS1800 and PCS1900 Systems
 Numerics
Symbols
 Index-2
 Index-3
 Index-4
 Index-5
 Index-6