Symmetricom 5071A Assembly And Service Manual

Index
182
Index
1 MHz output hamonic distortion test setup 14
100 kHz harmonic distortion test setup 16
A1 slot/module interconnect diagram 150, 155
A10 output frequency distribution amplifier module
diagnostic tree 101
A15 9.2 GHz microwave generator module diagnostic
tree 107
A16 High-voltage supply module diagnostic tree 111
A18 9.2 GHz PLL module diagnostic tree 116
A19 reference oscillator module diagnostic tree 120
A19 VCXO set-point adjustment 124
A2 CBT controller pinouts 83
A2 cesium-oven diagnostic tree 90
A2 hot-wire ionizer diagnostic tree 84
A2 mass-spectrometer diagnostic tree 88
A2 thermistor diagnostic tree 86
A5 87 MHz PLL module diagnostic tree 92
A8 1 PPS assembly diagnostic tree 95
A9 frequency multiplier module diagnostic tree 99
Ac line-voltage input circuit 146
Ac power 144
Advisory messages 65
Advisory messages, delayed 44
Analog-signal chain block 129, 141
Analog-signal chain block interconnections 142
Assembly identification and location 31
Assembly/disassembly procedures 160
Assembly/module diagnostic trees 82
Attention light 5
Basic operating principles 125
Cable interconnections
analog-signal chain block 142
cesium beam tube block 140
input/output block 143
instrument control block 134
power supply block 145
reference oscillator/rf-chain block 138
Cabling setups, RS-232C serial communications 10
Cesium beam tube block 128, 139
Cesium beam tube block interconnections 140
Complete performance testing 1
Complete performance tests 10
test 1 output signals, harmonic distortion and
spurious signals check 10
test 2, frequency accuracy 18
test 3, stability 21
test 3, Stability, frequency domain 21
test 3, stability, time domain 21
Component locator diagram 159
Configuration
RS-232C cabling setups 10
Contacting Hewlett-Packard 175
Continuous operation light 5
Corrective maintenance 25
Dc power 144
Delayed failures, warnings, and messages 44
Depth of modulation 63
Diagnostic trees and procedures
Diagnostic troubleshooting trees and procedures 33
Disassembly
A10 output frequency distribution amplifier module
163
A12 dc-dc power converter module 164
A13 fronr panel module 165
A14 signal amplifier module 166
A15 9.2 GHz microwave generator module 167
A16 high voltage supply module 167
A17 CBT assembly 168
A17 CBT replacement operation verification 171
A19 reference oscillator module 173
Electrostatic discharge 28
Equipment required 2
Exchange part availability 31
External dc input circuit 147
External dc power 144
Fatal errors, delayed 44
Frequency accuracy error measurement 20
Frequency accuracy test setup 18
Full-wave bridge rectifier A1CR3 146
Functional block descriptions 126, 130
Ground continuity test 29
Harmonic distortion check for 1 MHz output 14
Harmonic distortion check for 100 kHz output 16
Harmonic distortion check for 5 and 10 MHz outputs 10
Harmonic distortion test setup 10
HP 5071A diagnostic tree organization 34
Input/output block 129, 143
Input/output block interconnections 143
Inspection, incoming 1
Instrument
basic operating principles 125
identification xiii
inspection 1, 5
output signal checks 7
packing for shipment 26
parts identification 174
power-on configuration 6
pre-troubleshooting information 27
recommended test equipment 28
RS-232C cabling setups 10
self tests 5
self tests, internal 33
serial communication setup 8
serial number prefix xiv
theory of operation 125, 144
tools required for repair 160

Symmetricom 5071A Specifications

General

Brand	Symmetricom
Model	5071A
Category	Measuring Instruments
Language	English