Table of Contents
Chapter 1
1.1
Features ...................................................................................................................... 1-1
1.2
System Block Diagram .............................................................................................. 1-5
1.3
2.5-inch Hard Disk Drive......................................................................................... 1-10
1.4
Optical Drive............................................................................................................ 1-15
1.5
Keyboard.................................................................................................................. 1-14
1.6
TFT Color Display................................................................................................... 1-15
1.7
Power Supply ........................................................................................................... 1-17
1.8
Batteries ................................................................................................................... 1-20
1.9
AC Adapter .............................................................................................................. 1-23
Chapter 2
2.1
Troubleshooting ......................................................................................................... 2-1
2.2
2.3
2.4
System Board Troubleshooting................................................................................ 2-17
2.5
2.6
2.7
2.8
Touch pad Troubleshooting ..................................................................................... 2-48
2.9
Display Troubleshooting.......................................................................................... 2-50
2.10
Optical Disk Drive Troubleshooting........................................................................ 2-53
2.11
Modem Troubleshooting.......................................................................................... 2-55
2.12
LAN Troubleshooting.............................................................................................. 2-57
2.13
2.14
2.15
Sound Troubleshooting............................................................................................ 2-64
2.16
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[CONFIDENTIAL]
QOSMIO G20 Maintenance Manual (960-511)