HP 8340b - Section 5; A60 Processor Assembly-Level Troubleshooting; Overall Assembly-Level Troubleshooting; Repair Procedure

Controller Section
Assembly-Level
Service
CONTENTS
INTRODUCTION
..............................................................
F-1
Assemblies
..................................................................
F-1
THEORY
OF
OPERATION
......................................................
F-2
The
Address
Bus
and Data Bus
.................................................
F-2
Low Instrument Preset
(LIPS)
..................................................F-2
High
Power
Up
(HPUP)
........................................................F-2
A57
Marker/Bandcross
Assembly
...............................................
F-3
A59
Digital
Interface
Assembly
..................................................
F-4
A60
Instrument
Processor
Assembly
.............................................
F-5
Controller Section
Simplified Block
Diagram
.......................................
F-7
OVERALL
ASSEMBLY-LEVEL
TROUBLESHOOTING
.............................
F-9
AST MARKER/BANDCROSS
ASSEMBLY-LEVEL
TROUBLESHOOTING
............
F-10
Diagnostics
.................................................................
F-10
Assembly
Isolation
...........................................................
F-10
A59 DIGITAL INTERFACE
ASSEMBLY-LEVEL
TROUBLESHOOTING
.............
F-11
Diagnostics
.................................................................
F-11
Change Detectors
............................................................
F-11
Service Request
.............................................................
F-11
Assembly Isolation
...........................................................
F-12
A60
PROCESSOR
ASSEMBLY-LEVEL
TROUBLESHOOTING
.....................
F-13
Types
of
Troubleshooting
.....................................................
F-13
Input
Signal Verification
......................................................
F-13
Self
Tests
..................................................................
F-15
A60
Processor
Self
Test Leds
.............................................
....
F-17
Shift
M4
...................................................................
F-19
Controller
Section
Block
Diagram
...............................................
F-23
Major
Assemblies Location Diagram
............................................
F-25
REPAIR PROCEDURE
.....................................................
F-26
Battery
Replacement
.........................................................
F-26
REPLACEABLE
PARTS
.......................................................
F-28
HP
8340B/41B
Table
of
Contents
i/ii