Toshiba Satellite A300 - Chapter 2 Troubleshooting

2 Troubleshooting
2-ii Satellite A300/Satellite Pro A300/EQUIUM A300/SATEGO A300 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....................................................................... 2-8
Procedure 3 Replacement Check.................................................................... 2-8
2.4 System Board .........................................................................................................2-9
Procedure 3 Replacement Check................................................................2-10
2.5 HDD ..................................................................................................................... 2-11
Procedure 1 Message Check......................................................................... 2-11
Procedure 2 Partition Check .......................................................................... 2-11
Procedure 3Format Check..............................................................................2-12
Procedure 4Test Program Check ................................................................... 2-13
Procedure 5Connector Check and Replacement Check.................................2-14
2.6 Keyboard..............................................................................................................2-15
Procedure 1 Test Program Check .................................................................. 2-15
Procedure 2 Connector Check and Replacement Check................................2-15
2.7 Display ................................................................................................................. 2-16
Procedure 1External Monitor Check ............................................................. 2-16
Procedure 2Test Program Check ................................................................... 2-16
Procedure 3Connector Check and Replacement Check.................................2-16
2.8 ODD (Optical Disk Drive)...................................................................................2-18
Procedure 1ODD Cleaning Check................................................................. 2-18
Procedure 2Test Program Check ................................................................... 2-18
Procedure 3Connector Check and Replacement Check.................................2-18
2.9 LAN...................................................................................................................... 2-20
Procedure 1Test Program Check ................................................................... 2-20
Procedure 2Connector Check and Replacement Check.................................2-20
2.10 Finger Print(Optional)..........................................................................................2-21
Procedure 1Test Program Check ................................................................... 2-21