Table of Contents
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Table of Contents
1.1
1.2
System Block Diagram .............................................................................................. 1-6
1.3
3.5-inch USB Floppy Disk Drive ............................................................................. 1-10
1.4
2.5-inch Hard Disk Dr ive......................................................................................... 1-11
1.5
CD-ROM Drive........................................................................................................ 1-16
1.6
DVD-ROM Drive .................................................................................................... 1-17
1.7
DVD-ROM & CD-R/RW Drive .............................................................................. 1-18
1.8
DVD-R/-RW Drive .................................................................................................. 1-20
1.9
DVD Super Multi Drive........................................................................................... 1-21
1.10
Keyboard .................................................................................................................. 1-23
1.11
TFT Color Display................................................................................................... 1-24
1.12
Power Supply ........................................................................................................... 1-28
1.13
Batteries ................................................................................................................... 1-30
1.14
AC Adapter .............................................................................................................. 1-34
Chacxpter 2
2.1
Troubleshooting ......................................................................................................... 2-1
2.2
Troubleshooting Flowchart........................................................................................ 2-2
2.3
2.4
System Board Troubleshooting................................................................................ 2-17
2.5
3.5" FDD Troubleshooting ...................................................................................... 2-31
2.6
2.5" HDD Troubleshooting ...................................................................................... 2-34
2.7
Keyboard Troubleshooting ...................................................................................... 2-39
2.8
Display Troubleshooting.......................................................................................... 2-40
2.9
Touch Pad Troubleshooting ..................................................................................... 2-42
2.10
Optical Drive Troubleshooting ................................................................................ 2-43
2.11
Modem Troubleshooting.......................................................................................... 2-44
vi
Satellite A50/TECRA A2 Maintenance Manual (960-478)
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Troubleshooting
