Toshiba QOSMIO G20 manual Table of Contents

Table of Contents

Chapter 1		Hardware Overview
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		Troubleshooting Procedures
2.1	Troubleshooting		2-1
2.2	Troubleshooting Flowchart		2-3
2.3	Power Supply Troubleshooting		2-7
2.4	System Board Troubleshooting		2-17
2.5	USB FDD Troubleshooting		2-37
2.6	2.5” HDD Troubleshooting		2-41
2.7	Keyboard Troubleshooting		2-46
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	Wireless LAN Troubleshooting		2-58
2.14	Bluetooth Troubleshooting		2-61
2.15	Sound Troubleshooting		2-64
2.16	TV Tuner Troubleshooting		2-66

vi [CONFIDENTIAL] QOSMIO G20 Maintenance Manual (960-511)