User Guide

File No. 960-140
vi
Table of Contents
Chapter 1 Hardware Overview
1.1 Features..................................................................................................................1-1
1.2 System Unit Block Diagram....................................................................................1-5
1.3 3.5-inch External FDD............................................................................................1-9
1.4 2.5-inch Hard Disk Drive......................................................................................1-10
1.5 Keyboard..............................................................................................................1-11
1.6 TFT Color LCD....................................................................................................1-12
1.7 Power Supply .......................................................................................................1-14
1.8 Batteries ...............................................................................................................1-16
Chapter 2 Troubleshooting Procedures
2.1 Troubleshooting......................................................................................................2-1
2.2 Troubleshooting Flowchart.....................................................................................2-2
2.3 Power Supply Troubleshooting...............................................................................2-6
2.4 System Board Troubleshooting.............................................................................2-14
2.5 FDD Troubleshooting...........................................................................................2-25
2.6 HDD Troubleshooting..........................................................................................2-28
2.7 Keyboard Troubleshooting....................................................................................2-34
2.8 Pointing Device Troubleshooting..........................................................................2-36
2.9 Display Troubleshooting.......................................................................................2-37
Chapter 3 Tests and Diagnostics
3.1 The Diagnostic Test................................................................................................3-1
3.2 Executing the Diagnostic Test.................................................................................3-3
3.3 Subtest Names........................................................................................................3-7
3.4 System Test............................................................................................................3-9
3.5 Memory Test........................................................................................................3-10
3.6 Keyboard Test......................................................................................................3-12