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ATTACHE
Service manual
OTRONA ATTACHE Service Manual
Portable computer
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Also See for ATTACHE
:
Technical manual
(208 pages)
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Contents
Table of Contents
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Table of Contents
Table of Contents
Introduction
Using this Guide
1 Service Overview
General Maintenance Procedures
Environmental Considerations
2 Diagnostic Programs
Running the Diagnostic Programs
Individual Tests
G Display Pattern Test
H - Display RAM Test
I - Input Test
J - Jump to Address Test
K - Keyboard Test
L - Continuous Loop Tests
Map Test
O - Output Test
Format Test
Q - CMOS RAM Test
R Main RAM Test
S Select Output Tests
T Real-Time Clock Test
U United Tests
Read Disk Sector Test
W - Write Disk Sector Test
I/O Port Transmit Test
Y - I/O Port Receive Test
Z - Automatic Disk Test
Status Register ID Tables
3 Module Removal and Installation
Cabinet
Processor Board
Power Supply
CRT Display
Keyboard
Disk Drives
Clock Battery
4 Service Maps
How to Use the Service Maps
Individual Maps
Preliminary Problem Analysis
Power up Not Normal
Diagnostic Test Failure
Unit Does Not Boot
CRT Display Not Functioning
Keyboard Not Functioning
Sound Not Functioning
Clock Not Functioning
Disk Drives Not Functioning
Problem Resolution
Index
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