HP 5334B - Page 238

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OPTION

010

OVEN OSCILLATOR BLOCK

THE OVEN OSCILLATOR FINE ADJUST CIRCUIT (C103.Cl04.CR40.

AND R142-144) IS SHOWN IN fIGURE

8-24,

TIMEBASCIPOWER

SUPPLY BLOCKS SCHEMATIC DIbGRAM

0 0

PI0

Figure

8-27.

Option

010

Oven Oscillator Block

Main Page

Table of Contents5
Section 4 Performance Tests11
Introduction11
Equipment Required11
Operational Verificationrerformance Test Record11
Calibration Cycle11
Test Procedures11
Operational Verification Tests12
Preliminary Procedure12
Power-Up Self-Testmiagnostic Mode13
Read Levels14
Ratio A/B15
Frequency16
Input Signal Conditioning Check16
Auto Trigger19
Channel C (Option 030)20
Performance Tests22
Preliminary Procedure22
Channel a Frequency Response and Sensitivity Test, 10 Hz-20 Mhz27
Channel B Frequency Response and Sensitivity Test, 10 Hz-20 Mhz30
Channel a Frequency Response and Sensitivity Test, 80 Mhz-100 Mhz31
Period a Test34
Pulse Width a Test36
Time Interval a to B Test38
Time Interval a to B Delay Test39
Ratio A/B Test40
Channel C Frequency Response and Sensitivity Test44
HP 5334B Performance Test Record Card47
HP-IB Verification Test49
HP-IB Operational Verification Program Listing56
Section 5 Adjustments73
Introduction73
Safety Considerations73
Adjustable Components74
Equipment Required75
Factory-Selected Components75
Related Adjustments75
Power Supply Voltage Adjustment75
Post-Repair Adjustments75
Digital-To-Analog Converter (DAC) A/B Zero Adjustment76
Digital-To-Analog Converter (DAC) A/B Gain Adjustment77
10 Mhz Reference Oscillator Frequency Adjustment79
Channel a Sensitivity Offset Adjustment81
Channel a Sensitivity Adjust Setup82
Channel B Sensitivity Offset Adjustment83
Multiple-Register Counter (MRC) Input Adjustment, Ch a85
Multiple-Register Counter (MRC) Input Adjustment, Ch B87
Attenuator Adjustment89
Channel C Peak Detector Adjustment, Option91
Square Wave Overshoot91
Section 6 Replaceable Parts94
Introduction94
Abbreviations94
Reference Designations and Abbreviations95
Replaceable Parts96
Illustrated Parts Breakdown96
Ordering Information96
Section 7 Manual Changes116
Introduction116
Manual Changes116
HP 5334B Backdating116
Section 8 Service121
Introduction121
Safety Considerations -8-1121
Circuit Descriptions122
Troubleshooting -8-2122
General122
Signal Tracing122
Signature Analysis122
Recommended Test Equipment123
Service Tools and Aids123
Parts Locations123
Adjustment and Test Point Locations123
Service Aids on Printed Circuit Boards123
Pozidriv Screwdrivers123
Repairs123
Cleaning Printed-Circuit Boards123
Disassembly and Reassembly Procedures124
Post-Repair Adjustments124
Post-Service Product Safety Checks124
Schematic Diagram Notes124
Reference Designations124
Identification Marks on Printed Circuit Boards124
Schematic Diagram Notes126
Logic Symbols127
General Qualifying Symbols127
Gate Symbols129
Qualifying Symbols for Inputs and Outputs129
Qualifying Symbols for Internal Connections130
Symbols Inside the Outline130
Qualifying Symbols for Inputs and Outputs130
Symbols Inside the Outline131
Dependency Notation132
Summary of Dependency Notation132
Control Blocks133
Examples of Dependency Notation133
Logic Device Notation Example134
3-State Bidirectional Transceiver134
Logic Levels135
Theory of Operation135
General135
Executive Block Assembly136
Measurement Block Assembly136
Input Amplifier Block Assembly136
DAC Block Assembly136
Time Base Block Assembly136
HP-IB Block Assembly136
Power Supply Block Assembly137
Channel C Input Block Assembly (Option 030)137
MATE (CIIL) Block Assembly (Option 700)137
Oven Oscillator Module (Option 010)137
A2 Front Panel Board Assembly137
Detailed Theory of Operation137
Input Amplifier Block137
Input Amplifier Block Circuit Description (Channel A)138
Digital-To-Analog Converter (DAC) Block140
Executive Block142
Executive Block Circuit Description143
Measurement Block144
Measurement Block Circuit Description144
Time Base Block148
HP-IB Block149
HP-IB Block Circuit Description149
Power Supply Block150
Power-Up RESET Circuit Description150
Channel C Input Block (Option 030)150
Power Supply Block Circuit Description150
A2 Front Panel Board151
MATE (CIIL) Block (Option 700)152
A2 Front Panel Board Circuit Description152
Oven Oscillator Module (Option 010)153
MATE (CIIL) Block Circuit Description153
Oven Oscillator Overall Block Diagram155
Disassembly and Reassembly157
Cover158
A1 Main Board Removal and Installation158
Troubleshooting159
Electrostatic Discharge (ESD)160
Signal Tracing160
Power Supplies Resistance Checks161
DC Voltages Check161
Input Amplifier Troubleshooting162
Digital-To-Analog Converter (DAC) Troubleshooting168
Troubleshooting the DAC Switching Section170
Measurement Block Troubleshooting171
Executive Block Troubleshooting173
Front Panel Block Troubleshooting173
Time Base Troubleshooting174
Troubleshooting Option 010 Oven Oscillator174
Inspection174
Special Parts Replacement Considerations174
Special Test Connector175
Temperature Set Resistor List175
Special Test Connector176
Types of Failures177
Troubleshooting Tree180
Oven Circuit Voltages181
Oscillator Section Normal Voltages183
Output Amplitude Adjustment Setup187
HP-IB Block Signatures199
PI0 A1 Main Board Input Amplifier Block Schematic Diagram216
PI0 A1 Main Board DAC Block Schematic Diagram219
PI0 A1 Main Board Executive/Measurement Block Schematic Diagram222
PI0 A1 Main Board HP-IB Block Schematic Diagram225
PI0 A1 Main Board Option 700 MATE Block Schematic Diagram231

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