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TECRA M1 Maintenance Manual (960-436) vii
Table of Contents
Chapter 1 Hardware Overview
1.1 Features.......................................................................................................................1-1
1.2 System Unit Block Diagram..........................................................................................1-9
1.3 3.5-inch Floppy Disk Drive (USB External) ................................................................1-16
1.4 2.5-inch Hard Disk Drive ...........................................................................................1-17
1.5 CD-ROM Drive ........................................................................................................1-19
1.6 DVD-ROM Drive......................................................................................................1-20
1.7 CD-RW/DVD-ROM Drive .......................................................................................1-22
1.8 DVD Multi Drive .......................................................................................................1-24
1.9 Keyboard..................................................................................................................1-26
1.10 TFT Color Display.....................................................................................................1-27
1.11 Power Supply ............................................................................................................1-29
1.12 Batteries ....................................................................................................................1-32
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 FDD Troubleshooting.................................................................................................2-30
2.6 HDD Troubleshooting................................................................................................ 2-33
2.7 Keyboard and Touch pad Troubleshooting.................................................................2-38
2.8 Display Troubleshooting............................................................................................. 2-41
2.9 CD-ROM Drive Troubleshooting ............................................................................... 2-43
2.10 DVD-ROM, CD-RW/DVD-ROM, and DVD Multi Drive Troubleshooting................ 2-45
2.11 Modem Troubleshooting ............................................................................................ 2-47