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
