Toshiba Satellite U400 - Page 44

Satellite U400/Satellite Pro U400/PORTEGE M800  Maintenance Manual 2-3
2.9 Display Troubleshooting..............................................................................................35
Procedure 1 External Monitor Check...........................................................35
Procedure 2 Diagnostic Test Program Execution Check.............................35
Procedure 3 Connector and Cable Check.....................................................36
Procedure 4 Replacement Check .................................................................37
2.10 Optical Disk Drive Troubleshooting............................................................................38
Procedure 1 Diagnostic Test Program Execution Check.............................38
Procedure 2 Connector Check and Replacement Check..............................38
2.11 Modem Troubleshooting..............................................................................................39
Procedure 1 Diagnostic Test Program Execution Check.............................39
Procedure 2 Connector Check and Replacement Check..............................39
2.12 LAN Troubleshooting..................................................................................................41
Procedure 1 Diagnostic Test Program Execution Check.............................41
Procedure 2 Connector Check and Replacement Check..............................41
2.13 Wireless LAN Troubleshooting...................................................................................43
Procedure 1 Transmitting-Receiving Check................................................43
Procedure 2 Antennas' Connection Check...................................................44
Procedure 3 Replacement Check .................................................................45
2.14 Sound Troubleshooting................................................................................................46
Procedure 1 Connector Check......................................................................46
Procedure 2 Replacement Check .................................................................47
2.15 Fingerprint Troubleshooting........................................................................................48
Procedure 1 Diagnostic Test Program Execution Check.............................48
Procedure 2 Connector Check and Replacement Check.............................48
2.16 Bluetooth Troubleshooting ..........................................................................................49
Procedure 1 Diagnostic Test Program Execution Check.............................49
Procedure 2 Connector Check and Replacement Check.............................49