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Model 8671A
ILLUSTRATIONS (Cont’d)
Figure
8.96, A3A2 Rectifier Assembly Component
Adjustment, and Test Point Locations
8~91. Ilcctifier Block Diagrams
8.98. Rectifier Assembly Schematic Diagram
8.99. A3A3 Positive Regulator Assembly,
Component, Adjustment, and
Test Point Locations
R-100. Positive Regulator Block Diagrams
8.101. Positive Regulator Assembly Schematic
Diagram
8~102. A3A4 Negative Regulator Assembly
Component and Test Point Locations
8.103. Negative Regulator Block Diagrams
8.104. Negative Regulator Assembly Schematic
13iagram
8.105. Rem& Operator’s Checks Test Setup
8.106. AI to A2 Interconnections
B”107. AI to A3 Interconnections
8.108. Major Assembly Locations
Table Page
Specifications l”2
Recommended Test Equipment. 1-6
3.1.
3-2.
3.3.
3-4.
3-5.
3.6.
3-7.
3.8.
3-9.
vi
Page
8.84
8-85
8.85
8-86
8-87
8.87
8-88
8.89
8-89
8-90
8.90
8.90
8-91
Figure
Page
8.109. A2A12 Motherboard Assembly Component
Locations
8.91
8.110. A3A10 RF Source Motherboard Component
Locations
8-93
8.111. A8AlA6 Reference and M/N Motherboard
Assembly Component and Connector
Locations
8.93
8.112. A3 Plug-in Circuit Board Adjustment and
Test Point Locations 8-93
8.113. A3A9 Assembly Locations 8-95
8.114. A3A9 Cable Connections
8-95
8.115. Major Assembly Locations 8-95
8.116. Bottom View Assembly Locations 8.95
8.117. Major Assembly Locations 8.97
E-118. Top View Assembly Locations 8-97
8.119. Top View Chassis Mounted Parts and
Assembly Locations 8.97
8.120. Top View A2 and A3 Assemblies Adjust-
ments and Test Point Locations
8.91
TABLES
USA Standard Code for Information
Interchange (ASCII) 2-3
Front Panel Features
.. .............. 3-2
Rear Panel Features ...................
3-3
Local Operator’s Checks
................ 3.4
Local Operating Instructions
.............. 3-6
Message Reference Table ................
3-9
Frequency Program Codes and Arguments.
... 3.10
FM Program Codes and Arguments
...... 3-11
RF Output Program Code ...........
.. 3.11
Programming Quick Reference Guide
....... 3-16
Record of Operational Verification Checks 4-3
Harmonic Level versus Percentage
Distortion 4-11
Performance Test Record 4-26
Table
Page
5”l.
5.2.
5-3.
6-l.
6.2.
6-3.
6-4.
l”1.
1.2.
8-l.
8.2.
8-3.
8.4.
8.5.
8-6.
8.7.
Factory Selected Components.
.........
Performance Test Failure and Required
Action ........................
Related Adjustments ................
Part Numbers for Exchange Assemblies
Reference Designations and Abbreviations.
Replaceable Parts
Code List of Manufacturers
Manual Changes
Summary of Changes by Component
HP-IB Diagnostic Program
Front Panel Status Annunciators
Overall Troubleshooting
M and N Numbers and Resulting Frequencies
Remote Operator’s Check
Controller Assembly (A2) Interconnections
Motherboard Assembly (A3AlO)
5-2
5-2
5.3
6-2
6.3
6-5
6.48
7-l
7-4
8-16
8”25
8-26
8.31
8.90
8.91
8.93