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vi [CONFIDENTIAL] TECRA M5 Maintenance Manual (960-542)

Table of Contents

Chapter 1 Hardware Overview

1.1 Features......................................................................................................................1-1

1.2 System Unit Block Diagram......................................................................................1-8

1.3 3.5-inch Floppy Disk Drive (USB External) ...........................................................1-14

1.4 2.5-inch Hard Disk Drive.........................................................................................1-15

1.5 CD-ROM Drive .......................................................................................................1-18

1.6 DVD-ROM Drive .................................................................................................... 1-19

1.7 CD-R/RW&DVD-ROM Drive................................................................................1-20

1.8 DVD-Super Multi Drive ..........................................................................................1-22

1.9 Keyboard..................................................................................................................1-24

1.10 TFT Color Display...................................................................................................1-25

1.11 Power Supply...........................................................................................................1-28

1.12 Batteries ...................................................................................................................1-30

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................................................................................2-16

2.5 USB FDD Troubleshooting ..................................................................................... 2-33

2.6 HDD Troubleshooting .............................................................................................2-36

2.7 Keyboard and Touch pad Troubleshooting..............................................................2-41

2.8 Display Troubleshooting..........................................................................................2-44

2.9 Optical Drive Troubleshooting................................................................................2-46

2.10 Modem Troubleshooting..........................................................................................2-48

2.11 LAN Troubleshooting..............................................................................................2-50

2.12 Bluetooth Troubleshooting ...................................................................................... 2-51

2.13 Wireless LAN Troubleshooting............................................................................... 2-54

2.14 Sound Troubleshooting............................................................................................ 2-57

Toshiba M5 Maintenance Manual

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