HP
8340B/41B
Assembly-Level
Service
CONTENTS
SERVICE
INTRODUCTION
......................................................
A
Introduction
.................................................................
A-1
Overall
Instrument Theory
......................................................
A-4
Calibration
Constants
........................................................
A-11
Troubleshooting
Aids
........................................................
A-25
Front
Panel Diagnostics
......................................................
A-26
Overall
Instrument
Troubleshooting
.............................................
A-31
Repair
Procedures
..........................................................
A-50
After
Service
Safety
Checks
..................................................
A-51
REFERENCE LOOP
-
M/N
LOOP
.................................................
B
Reference Loop
-
M/N
Loop
Introduction
.........................................
B-1
Reference
Loop
Theory
of
Operation
............................................
B-2
M/N
Loop
Theory
of
Operation
.................................................
B-4
Reference
Loop Assembly-Level
Troubleshooting
..................................
B-9
M/N
Loop
Assembly-Level
Troubleshooting
......................................
B-21
Repair Procedures
..........................................................
B-44
Replaceable
Parts
...........................................................
B-51
20-30
LOOPS
..................................................................
C
Introduction
.................................................................
C-1
Overall
Theory
of Operation
....................................................
C-2
20-30
Loops Assembly-Level
Troubleshooting
....................................
C-11
Replaceable
Parts
...........................................................
C-20
SWEEP GENERATOR
-
YO
LOOP
................................................
D
Introduction
.................................................................
D-1
Theory
of
Operation
..........................................................
D-2
YO
Loop Assembly-Level
Troubleshooting
.......................................
D-15
Sweep Generator
Assembly-Level Troubleshooting
................................
D-24
A23
FM
Driver Assembly-Level
Troubleshooting
...................................
D-26
Repair
Procedures
..........................................................
D-36
Replaceable
Parts
...........................................................
D-40
MOTHERBOARD AND WIRING
LIST
.............................................
E
A62
Motherboard Overall
Description
......................................
.....
E-1
A62
Motherboard Wiring
List
...................................................
E-3
HP
8340B/41B
Table of
Contents