Table of Contents
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TABLE OF CONTENTS,
continued
Section
Title
Page
IV
MAINTENANCE
4-1
4-1.
Introduction
4-3.
Service
Information
4-6.
Test
Equipment
4-8.
General Maintenance
4-9.
Maintenance Access
4-13.
Adjustment
Locations
4-15.
Cleaning
4-18.
1
15/230 Volt Conversion
4-20.
Fuse Replacement
4-22.
Lamp
Replacement
4-24.
Performance
Tests
4-26.
Line
Regulation
4-28.
Load
Regulation
4-30.
Ripple
4-32.
Output
Voltage
Accuracy
4-36.
Troubleshooting
4-39.
Test Point Resistance
Check
.
.
,
.
4-41.
Standby
Test
4-43.
Auxiliary
Supply
Voltages
4-45.
Power-On
Test
4-47.
Chopper
Amplifier
4-49.
Series
Regulator
4-51.
Controlled Current Limiter
4-53.
Crowbar
4-55.
High
Voltage
Power
Supply
4-57.
Beta
String
4-59.
Panel
Meter
4-61.
Model
341
A
Calibration
4-63.
Preliminary Operations
4-64.
Reference Voltage
Adjustment
.
.
.
4-65.
Zero Output Adjustments
4-66.
Beta
String
Linearity
Adjustments
4-67.
Range
Adjustments
4-68.
Calibration Verification
4-1
4-1
4-1
4-1
4-3
4-3
4-4
4-5
4-5
4-5
4-6
4-6
4-6
4-7
4-8
4-8
4-8
4-8
4-9
4-30
4-11
4-11
4-12
4-12
4-3
2
4-13
4-13
4-14
4-14
4-14
4-14
4-14
4-34
4-3 5
(continued
on
page
Hi)
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