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2 Troubleshooting Procedures

2-iv [CONFIDENTIAL] QOSMIO G50 Maintenance Manual (960-683)

2.9 Display Troubleshooting..........................................................................................2-44

Procedure 1 External Monitor Check.......................................................2-44

Procedure 2 Diagnostic Test Program Execution Check......................... 2-44

Procedure 3 Connector and Cable Check................................................. 2-45

Procedure 4 Replacement Check ............................................................. 2-46

2.10 Optical Disk Drive Troubleshooting........................................................................2-47

Procedure 1 Diagnostic Test Program Execution Check......................... 2-47

Procedure 2 Connector Check and Replacement Check.......................... 2-47

2.11 Modem Troubleshooting..........................................................................................2-48

Procedure 1 Diagnostic Test Program Execution Check......................... 2-48

Procedure 2 Connector Check and Replacement Check.......................... 2-48

2.12 LAN Troubleshooting.............................................................................................. 2-50

Procedure 1 Diagnostic Test Program Execution Check......................... 2-50

Procedure 2 Connector Check and Replacement Check.......................... 2-50

2.13 Wireless LAN Troubleshooting............................................................................... 2-51

Procedure 1 Transmitting-Receiving Check............................................ 2-51

Procedure 2 Antennas’ Connection Check .............................................. 2-52

Procedure 3 Replacement Check .............................................................2-53

2.14 Bluetooth Troubleshooting ......................................................................................2-54

Procedure 1 Transmitting-Receiving Check............................................ 2-54

Procedure 2 Antennas’ Connection Check .............................................. 2-54

Procedure 3 Replacement Check .............................................................2-54

2.15 Sound Troubleshooting............................................................................................ 2-56

Procedure 1 Diagnostic Test Program Execution Check......................... 2-56

Procedure 2 Connector Check..................................................................2-56

Procedure 3 Replacement Check .............................................................2-57

2.16 PCI-E-Mini card slot3 Troubleshooting ..................................................................2-58

Procedure 1 Connector Check and Replacement Check.......................... 2-58

2.17 FM tuner Troubleshooting.......................................................................................2-60

Procedure 1 Connector Check and Replacement Check.......................... 2-60

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