Toshiba L635 Chapter 2 Contents

2 Troubleshooting
2-ii Satellite/Satellite Pro/L630/L635 Maintenance Manual
Chapter 2 Contents
2.1Outline .................................................................................................................... 2-1
2.2Basic Flowchart ...................................................................................................... 2-2
2.3Power Supply ......................................................................................................... 2-6
Procedure 1 Power Icon Check ....................................................................... 2-6
Procedure 2 Connection Check ....................................................................... 2-7
Procedure 3 Replacement Check .................................................................... 2-7
2.4System Board ......................................................................................................... 2-8
Procedure 1 Message Check ........................................................................... 2-8
Procedure 2 Test Program Check .................................................................... 2-9
Procedure 3 Replacement Check .................................................................... 2-9
2.5HDD ..................................................................................................................... 2-10
Procedure 1 Message Check ......................................................................... 2-10
Procedure 2 Partition Check ......................................................................... 2-10
Procedure 3 Format Check............................................................................ 2-11
Procedure 4 Test Program Check .................................................................. 2-11
Procedure 5 Connector Check and Replacement Check............................... 2-13
2.6Keyboard .............................................................................................................. 2-14
Procedure 1 Test Program Check .................................................................. 2-14
Procedure 2 Connector Check and Replacement Check............................... 2-14
2.7Display ................................................................................................................. 2-15
Procedure 1 External Monitor Check ........................................................... 2-15
Procedure 2 Test Program Check .................................................................. 2-15
Procedure 3 Connector Check and Replacement Check............................... 2-15
2.8ODD (Optical Disk Drive) ................................................................................... 2-17
Procedure 1 ODD Cleaning Check ............................................................... 2-17
Procedure 2 Test Program Check .................................................................. 2-17
Procedure 3 Connector Check and Replacement Check............................... 2-17
2.9LAN ...................................................................................................................... 2-19
Procedure 1 Test Program Check .................................................................. 2-19
Procedure 2 Connector Check and Replacement Check............................... 2-19