Toshiba QOSMIO F20

2 Troubleshooting Procedures
2-iv [CONFIDENTIAL] QOSMIO F20 Maintenance Manual (960-526)
2.9 Display Troubleshooting..........................................................................................2-47
Procedure 1 External Monitor Check.......................................................2-47
Procedure 2 Diagnostic Test Program Execution Check .........................2-47
Procedure 3 Connector Check and Cable Check .....................................2-48
Procedure 4 Replacement Check..............................................................2-49
2.10 Optical Drive Troubleshooting ................................................................................2-50
Procedure 1 Diagnostic Test Program Execution Check .........................2-50
Procedure 2 Connector Check and Replacement Check..........................2-50
2.11 Modem Troubleshooting..........................................................................................2-51
Procedure 1 Diagnostic Test Program Execution Check .........................2-51
Procedure 2 Connector Check and Replacement Check..........................2-51
2.12 LAN Troubleshooting..............................................................................................2-52
Procedure 1 Diagnostic Test Program Execution Check .........................2-52
Procedure 2 Connector Check and Replacement Check..........................2-52
2.13 Wireless LAN Troubleshooting...............................................................................2-53
Procedure 1 Transmitting-Receiving Check ............................................2-53
Procedure 2 Antennas’ Connection Check ..............................................2-54
Procedure 3 Replacement Check..............................................................2-55
2.14 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
2.15 TV Tuner Troubleshooting ......................................................................................2-58
Procedure 1 Connector Check and Replacement Check..........................2-58