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3278
Maintenance information
IBM 3278 Series Maintenance Information
Display station
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Also See for 3278 Series
:
Operator's manual
(148 pages)
,
Technical reference
(22 pages)
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Contents
Table of Contents
Bookmarks
Table of Contents
Table of Contents
Chapter 1. Introduction 1·1
General
Magnetic Slot Reader
Selector Pen
Apl!Text
Electrical Grounding
Equipment Lightning Protection
Maintenance Plan
Operation Tests
FRU Swapping
Maps
Chapter 2. Maps
MAP 00, Start/Restart MAP
Symptom/Repair List 2·00-3
Chapter 3. Maintenance Aids
Introduction
Switches and Indicators
Operation Tests
Offline Tests
Test Mode
Test Patterns
Japanese English Test Patterns
Test Mode
Test Mode
Online Tests
Requesting Online Tests
Test 8, PS Feature Test Pattern
Error Log/Repair Action
Switches and Indicators
Switches and Indicators (Katakana)
Upper Frame
Card Illustrations
Card Illustrations, (M) Type
Operator Controls and Indicators
Feature Cabling
Keyboard
Chapter 4 . Locations (Seefigures) 4-1
Chapter 5. Display Image Adjustments
Yoke Alignment and Centering
Remove Cone Sh Ield
Yoke Alignment
Yoke Grounding Clips
Centering and Horizontal Width
Reinstall Cone Shield
Analog Card Adjustments
Focus Adjustment
Power Supply Adjustment Procedures
Chapter 6. Removals and Replacements
Covers
Power Units
Low-Voltage Power Supply
AC Capacitor
Prime Power Box
Ferrotransformer
Lower Frame
Sy27-2510-6 (1/81 )
High-Voltage Power Supply
Fuses
Card/Connector Removal and Replacement Procedures
Internal Connectors
Internal Coax
Cards
Circuit Board Segments
Crt
Yoke and Shields
Operator Controls
CRT Frame Assembly
On/Off Switch
Intensity and Contrast Controls
Indicator Card Assembly
Switches
Optional Features
Audible Alarm
Security Keylock
Keyboard Units
Keyboard from Display Station
Keyboard Top Cover
Keyboard Assembly from Base
Clicker Assembly
Keybutton
Key Module
Key Module Removal (Including Spacer Module)
Key Module Replacement
Spacebar
Logic Card Assembly
Selector Pen
Chapter 7. Magnetic Slot Reader Information
Appendix A. Glossary
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Quick Links
1
General
2
Switches and Indicators
3
Keyboard from Display Station
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Maintenance Library
3278
Display Station
Models 1, 2, 3; 4,
and,
5
Maintenan.ce Information
.' SY27-2510-6
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This manual is also suitable for:
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3278-3
3278-4
3278-5
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