Toshiba Satellite L650 Maintenance Manual page 37

2 Troubleshooting
Chapter 2
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....................................................................... 2-8
Procedure 3 Replacement Check .................................................................... 2-8
2.4 System Board ......................................................................................................... 2-9
Procedure 1 Message Check ........................................................................... 2-9
Procedure 2 Test Program Check ................................................................. 2-10
Procedure 3 Replacement Check .................................................................. 2-10
2.5 HDD ..................................................................................................................... 2-11
Procedure 1 Message Check ......................................................................... 2-11
Procedure 2 Partition Check ......................................................................... 2-11
Procedure 3 Format Check............................................................................ 2-12
Procedure 4 Test Program Check ................................................................. 2-13
Procedure 5 Connector Check and Replacement Check............................... 2-14
2.6 SSD....................................................................................................................... 2-15
Procedure 1 Test Program Check ................................................................. 2-16
Procedure 2 Connector Check and Replacement Check............................... 2-17
2.7 Keyboard .............................................................................................................. 2-18
Procedure 1 Test Program Check ................................................................. 2-18
Procedure 2 Connector Check and Replacement Check............................... 2-18
2.8 Display ................................................................................................................. 2-19
Procedure 1 External Monitor Check ........................................................... 2-19
Procedure 2 Test Program Check ................................................................. 2-19
Procedure 3 Connector Check and Replacement Check............................... 2-19
2.9 ODD (Optical Disk Drive) ................................................................................... 2-21
Procedure 1 ODD Cleaning Check ............................................................... 2-21
Procedure 2 Test Program Check ................................................................. 2-21
Procedure 3 Connector Check and Replacement Check............................... 2-21
2-ii
Contents
Satellite/Satellite Pro/L650/L655 Maintenance Manual