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)