2.9 Display Troubleshooting.......................................................................................... 2-50
Procedure 1 External Monitor Check....................................................... 2-50
Procedure 2 Diagnostic Test Program Execution Check ......................... 2-50
Procedure 3 Connector and Cable Check................................................. 2-51
Procedure 4 Replacement Check ............................................................. 2-52
2.10 Optical Disk Drive Troubleshooting........................................................................ 2-53
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-53
Procedure 2 Connector Check and Replacement Check.......................... 2-53
2.11 Modem Troubleshooting.......................................................................................... 2-55
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-55
Procedure 2 Connector Check and Replacement Check.......................... 2-55
2.12 LAN Troubleshooting.............................................................................................. 2-57
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-57
Procedure 2 Connector Check and Replacement Check.......................... 2-57
2.13 Wireless LAN Troubleshooting............................................................................... 2-58
Procedure 1 Transmitting-Receiving Check ............................................ 2-58
Procedure 2 Antennas' Connection Check ............................................... 2-59
Procedure 3 Replacement Check ............................................................. 2-60
2.14 Bluetooth Troubleshooting ...................................................................................... 2-61
Procedure 1 Transmitting-Receiving Check ............................................ 2-61
Procedure 2 Antennas' Connection Check ............................................... 2-62
Procedure 3 Replacement Check ............................................................. 2-63
2.15 Sound Troubleshooting............................................................................................ 2-64
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-64
Procedure 2 Connector Check.................................................................. 2-64
Procedure 3 Replacement Check ............................................................. 2-65
2.16 TV Tuner Troubleshooting ...................................................................................... 2-66
Procedure 1 Connector Check and Replacement Check.......................... 2-66
2.17 Bridge media Slot Troubleshooting......................................................................... 2-67
Procedure 1 Check on Windows XP........................................................ 2-67
Procedure 2 Connector Check and Replacement Check.......................... 2-67
2-iv [CONFIDENTIAL] QOSMIO G20 Maintenance Manual (960-511)
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