User Guide

2 Troubleshooting Procedures
2.8 Display Troubleshooting.......................................................................................... 2-40
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-40
Procedure 2 Connector and Cable Check................................................. 2-40
Procedure 3 Replacement Check ............................................................. 2-41
2.9 Touch Pad Troubleshooting..................................................................................... 2-42
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-42
Procedure 2 Connector and Cable Check................................................. 2-42
Procedure 3 Replacement Check ............................................................. 2-42
2.10 Optical Drive Troubleshooting ................................................................................ 2-43
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-43
Procedure 2 Connector Check and Replacement Check.......................... 2-43
2.11 Modem Troubleshooting.......................................................................................... 2-44
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-44
Procedure 2 Connector Check and Replacement Check.......................... 2-44
2.12 LAN Troubleshooting.............................................................................................. 2-45
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-45
Procedure 2 Connector Check and Replacement Check.......................... 2-45
2.13 Sound Troubleshooting............................................................................................ 2-46
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-46
Procedure 2 Connector Check.................................................................. 2-46
Procedure 3 Replacement Check ............................................................. 2-47
2.14 Wireless LAN Troubleshooting............................................................................... 2-48
Procedure 1 Transmitting-Receiving Check ............................................ 2-48
Procedure 2 Antennas' Connection Check ............................................... 2-49
Procedure 3 Replacement Check ............................................................. 2-49
2-iv Satellite A50/TECRA A2 Maintenance Manual (960-478)