Table of Contents
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Table of Contents
1.1
Features ...................................................................................................................... 1-1
1.2
System block diagram................................................................................................ 1-8
1.3
2.5-inch Hard Disk Drive......................................................................................... 1-14
1.4
Optical Drive............................................................................................................ 1-17
1.5
Keyboard.................................................................................................................. 1-25
1.6
TFT Color Display................................................................................................... 1-26
1.7
Power Supply ........................................................................................................... 1-28
1.8
Batteries ................................................................................................................... 1-31
1.9
AC Adapter .............................................................................................................. 1-34
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 3.5" FDD Troubleshooting.............................................................................. 2-32
2.6
2.5" HDD Troubleshooting...................................................................................... 2-35
2.7
Keyboard Troubleshooting ...................................................................................... 2-40
2.8
Display Troubleshooting.......................................................................................... 2-41
2.9
Touch Pad Troubleshooting..................................................................................... 2-43
2.10
Optical Drive Troubleshooting ................................................................................ 2-44
2.11
Modem Troubleshooting.......................................................................................... 2-45
2.12
Bluetooth Troubleshooting ...................................................................................... 2-47
2.13
LAN Troubleshooting.............................................................................................. 2-49
2.14
Sound Troubleshooting............................................................................................ 2-50
2.15
Bridge media Slot Troubleshooting ......................................................................... 2-51
2.16
Tablet Pen Troubleshooting..................................................................................... 2-52
2.17
Wireless LAN Troubleshooting............................................................................... 2-54
2.18
Fingerprint sensor Troubleshooting......................................................................... 2-56
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[CONFIDENTIAL]
Satellite R20/TECRA M7 Maintenance Manual (960-572)
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Chapters
Table of Contents
Troubleshooting
