2 Troubleshooting Procedures
2.8 Display Troubleshooting.......................................................................................... 2-37
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-37
Procedure 2 Connector and Cable Check................................................. 2-37
Procedure 3 Fuse connection check ......................................................... 2-37
Procedure 4 Replacement Check ............................................................. 2-38
2.9 Touch Pad ................................................................................................................ 2-39
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-39
Procedure 2 Connector checking and replacement checking................... 2-38
Procedure 3 Replacement Check ............................................................. 2-39
2.10 Modem ..................................................................................................................... 2-40
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-40
Procedure 2 Connector checking and replacement checking................... 2-41
2.11 LAN ......................................................................................................................... 2-42
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-42
Procedure 2 Connector checking and replacement checking................... 2-43
2.12 Sound ....................................................................................................................... 2-44
Procedure 1 Diagnostic Test Program Execution Check ......................... 2-44
Procedure 2 Connector Check.................................................................. 2-44
Procedure 3 Replacement Check ............................................................. 2-45
2.13 SD card slot.............................................................................................................. 2-46
Procedure 1 Check on Windows.............................................................. 2-46
Procedure 2 Connector/ Replacement Check........................................... 2-46
2.14 Wireless LAN Troubleshooting............................................................................... 2-47
Procedure 1 Trancemitting-Receiving Check .......................................... 2-47
Procedure 2 Antennas’ Connection Check .............................................. 2-48
Procedure 3 Antenna Check..................................................................... 2-49
Procedure 4 Replacement Check ............................................................. 2-50
2-iv PORTEGE R100 Maintenance Manual (960-440)