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HP 54501A - Section 5 Replaceable Parts; 5-1. Introduction; 5-3. Replaceable Parts

HP 54501A
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HP
54501A
TABLE
OF
CONTENTS
6-20
.
Removal
and
Replacement
of
Keyboard
Assembly
.
.
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6-23
6-21
.
Removal
and
Replacement
of
System
Board
Assembly
.
.
. . . .
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.
.
6-24
6-22
.
Removal
and
Replacement
CRT
Monitor
Assembly
. .
.
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.
.
6-25
6-23
.
Removal
and
Replacement
of
Fan
.
. .
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.
.
6-26
6-24
.
Removal
and
Replacement
of
Feet/Tilt
Stand
. .
. .
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.
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.
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.
. . . .
6-26
6-25
.
HP
54501A
Self
Tests
.
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6-27
LIST
OF
TABLES
1-1
.
HP
54501A
Specifications
and
Characteristics
.
.
.
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.
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.
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1-3
1-2
.
H
P
54501A
Operating
Characteristics
.
.
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1-4
1-3
.
HP
54501A
General
Characteristics
.
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.
.
1-8
1-4
.
Recommended
Test
Equipment
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.
.
1-9
3-1
.
Voltage
Measurement
Accuracy
Test Values
and
Results
.
.
. .
.
.
.
.
3-9
6-1
.
Power
Supply
Assembly/System
Board
Assembly
Voltages
.
. .
.
.
6-18
6-2
.
CRT
Monitor
Assembly
Cable
Pin
Assignments
.
.
.
.
.
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.
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.
.
6-19
6-3
.
FB
and
HB
Truth
Table
.
.
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.
.
6-20
6-4
.
HP
54501A
Keyboard
Connector
Voltages
and
Signals
.
.
. . . .
. .
.
.
6-21
LIST
OFFIGURES
2-1
.
Power
Cord
Plug
Configurations
.
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. . . .
2-3
3-1
.
Bandwidth
Performance
Test
Setup
.
.
.
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. . .
.
.
3-3
3-2
.
Delta-t
Accuracy
Test
Result
.
.
.
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. .
3-7
4-1
.
HP
54501APower
Supply
Assembly
Testpoints
and
Adjustment
Locations
. .
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4-2
4-2
.
HP
54501A
CRT
Test
Display
.
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.
4-3
4-3
.
Adjustment
Locations
of
HP
54501A
CRT
Monitor
Assembly
.
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.
4-4
4-4
.
HP
54501A
System
Board
Assembly
Component
Locator
. .
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.
.
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.
.
4-8
5-1
.
HP
54501A
Exploded
View
.
.
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5-2
6-1
.
HP
54501A
Simplified
Block
Diagram
.
.
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.
6-2
6-2
.
HP
54501A
Acquisition
Block
Diagram
.
.
.
.
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.
.
6-5
6-3
.
HP
54501A
System
Control
Block
Diagram
.
.
.
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. .
.
6-8
6-4
.
General
Trouble
Isolation
Flowchart
for
HP
54501A
.
.
.
.
. .
.
.
.
. .
.
.
6-11
6-5
.
Trouble
Isolation
Flowchart
for
HP
54501
A
Fan/Fuse
.
.
.
.
. .
.
.
. . .
.
6-12
6-6
.
Trouble
Isolation
Flowchart
for
HP
54501A
Power
Supply
.
.
.
.
.
. .
6-13
6-7
.
Trouble
Isolation
Flowchart
for
HP
54501A
CRT
Monitor
.
. .
.
.
.
.
.
6-14
6=8
.
Trouble
Isolation
Flowchart
for
HP
54501A
Keyboard
.
.
.
.
. . . .
.
.
.
6-15
6-9
.
Trouble
Isolation
Flowchart
for
HP
54501A
Calibration
Signals
. .
.
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.
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.
.
.
6-16
6-10
.
H
P
54501
A
Power
Supply
Testpoints
. .
.
. .
.
. . . .
.
.
.
. . . . .
.
.
.
. . .
.
.
.
.
6-17
6-11
.
HP
54501A
CRT
Monitor
Assembly
Cable,
W6,
Location
. . . .
.
. .
6-20
6-12
.
HP
54501A
Selftest
Menu
Selections

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