Agilent Part No January
Assembly Level Repair
Page
 Introduction
Repairing the HP/Agilent
Book Organization
 Introduction
 Contents
 Adjustments and Calibration
Troubleshooting the Power Supply
Assembly and Disassembly Procedures
 Self-Test Error Messages
Service Screen
Replacing a Part
Module I/O Specifications
 Block Diagram Theory of Operation
Instrument Block Diagrams
 GSM Theory
Measurement Theory
Index
 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
If Power-Up Checks Failed
Error Message Numbers Failure Suspect Assembly
 Self Test LED Location
Power-Up Self Test Diagnostics
 LED Sequences
LED Conventions
No Failures
Failure Detected
 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
 CW Readings
Checking the AF Analyzer using the AF Generator
Related to the RF Analyzer
 Front Panel Connections for the Audio Check
Checking the AF Analzyer Using the AF Generator
Audio Measurements
 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
 Loading the RAM Test
Loading and Running the Ram Test
Selecting from a List
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 Verifying Performance
 Verification
Installing and Operating the Software
Performace Test Software
Understanding the Tests
 Back Conversion
To Load the Program in the Agilent 8922M/S
Forward 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
 Extender Board Part Numbers
Extending Modules
REF # Description Extender
 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
 Procedure
Sum Loop Adjustment Procedure
First Adjustment
 Final Adjustment
Second Adjustment
Final Check
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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
 A1 Front Panel Removal
Disconnecting Cables
Removing Modules
Detaching Front Panel
 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
 Adjustments after Replacing Assemblies
Assembly Replacements
Adjustments After Replacement
Assembly Calibration or Adjustment Replaced Required
 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
 Agilent 8922M
Firmware Upgrades
HP/Agilent 8922A, B, E, G, F, H, S
HP Part Number Description
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 Service Screen
 Frequency
Voltage
Voltmeter Connection
 Gate Time
Counter Connection
Latch
Value
 10-4
 Self-Test Error Messages
 Self-Test Error Messages
 Module I/O Specifications
 Module I/O Specifications
 A2 Audio Analyzer
Power Supplies
Inputs
Audio Input MUX
 Audio OUT Meas MUX
Outputs
Speaker
 Audio Input MUX Demodaud J16
A3 Audio Analyzer
Extscope J111
Audinhi J11
 Selected Inputs AUDINHI,AUDINLO
Filaud J115
 Selected input =Range/Over-voltage detector
AUD1VM J116
Selected input = DC Audio Path
Dcaudio J1
 Extmod J11
A4 Modulation Distribution
AFG1 J111, AFG2 J113, Afggnd J112
 Ammod J120
Audioouthi J17
Modmon J118
 Pmfclk J15
A5 Premodulation Filter and NSM
 MHz Ref B J233
Pmfdata J11
Nsmifclk J21
 Typical Oscilloscope Display
Serial I/O
Hop Control
 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
 1stMIXIN J2
A11 Receiver Mixer
Extrefin J1
 12-20
 Rcvrin J3
 Inputs2
A13 Output
Coax jumper connection SGS50010000M J117
Coax jumper connection OUT1GREF J13
 Coax jumper connection Mainrfout J313
Ammod J27
Output Level
Spectral Purity Only contributions of the outputmodule
 1MREFC P33
A14 Pulse Driver
 13MREFOUTB
13MREFOUTA P317
Attenselect
P1 11, 13, 15, 17
 Exrefin J19
A15 Reference
13MOUTLOCK J27
 J25,8,9
Hop Control
EX10MREFOUT J113
1MREFA P34
 1MREFC J32
 MEAS20MREF J313
SA20MREF J35
10MREFC J39
 20MREFA J320
10MREFB J317
OUT1GREF J13
 1GDIAG J21
500MREF J117
500MDIAG J26
 Hop Control P2,5,8
A16 Receiver
500MREF P33
Rcvrin J13
 Pulsedemod J17
Unmutedfm J114
 Demodaud J26
Fmdemod J113
10.7MIF J39
 AUX7VM J27
SA114.3M J313
 SA114.3M P317
A18 Spectrum Analyzer
SA20MREF J13
 Sascpt J17
Swpstrt J16
 A19 Measurement
 Intemp J34 Involt J35
Voltmeter Multiplexer
 12-40
 12-41
 Signscptrig J110 Riscptrig J17 Exttrig J14
Trigger Input Scope Trigger Internal
Internal Trigger Internal
 AUX RF Input J3
A23 Input HP/Agilent 8922A.B,E,F,G,H Only
SG in J4
 AUX RF OUT J2
RF IN/OUT Output J1
DET LO J614
 1stMIXIN J5
 Duplexdet
Involt J615
 A23 Input Agilent 8922M/S Only
 12-48
 12-49
 Dacupout J33
A25 Sum Loop
Sumlpptune J27
 Sumlock J21
STEPLPOUT/A J317
AUX3VM J26
 SGS5001000M J13
 1MREFA/B P33
A17, A26 Step Loop
 Steplpout J13
Hop Control J25,8,9
 AUX1/2VM J26
 Nsmifclk J12
A27 DAC/Upconverter
Nsmifdata J15-16
 AUX4-VM J26
MHz Ref C J119
Dacupout J315
 Input
 Hop Control Input Bus Hopaddr J215-15
A33 Hop Controller
Txhop J214
 Resetselect J2119
Seqhopreset J211
Rxhop J213
Seqhop J212
 Host Processor Interface
Pulsemodin J2168
Seqtrigout J2121
EA60SW0/2 J2171,72,73
 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
 Preliminary Audio Paths
Audio Frequency Generators 1
Modulation Distribution Internal Paths
Modulation Distribution External Paths
 Audio Analyzer 1 External Paths
Audio Analyzer 1 Internal Paths
Audio Analyzer
 NSM and Pre-Modulation Filter
Reference
DAC and Up-Converter
 Sum Loop
RF Generator Step Loop
Output Section
 Input Section
Pulse Attenuator and Drive
 RF Analyzer Step Loop
 Receiver
Spectrum Analyzer
 Down Converters With Spectrum Analyzer Test
Temperature Test
If Counter Test
AGC Open Loop At AM Output Test
 RF Input/Output
External Reference
Instrument Self Test
 GSM and DCS Diagnostic Tests
 Interpreting Results
 15-14
 Measurement Theory
 A31 Codec
BIT Error
 OUT RF SP
DSP ANL
Pulse
 Scope
CW MEAS/AF Analyzer
Spec ANL
 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