Toshiba Satellite A300 series Maintenance Manual page 75

Maintenance manual
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Chapter 2
Contents
2.1
Troubleshooting .............................................................................................................1
2.2
Troubleshooting Flowchart............................................................................................3
2.3
Power Supply Troubleshooting......................................................................................7
2.4
System Board Troubleshooting................................................................................... 13
2.5
USB FDD Troubleshooting .........................................................................................22
2.6
2.5" HDD Troubleshooting..........................................................................................26
2.7
Keyboard Troubleshooting ..........................................................................................31
2.8
Touch pad Troubleshooting .........................................................................................33
Satellite A300 Maintenance Manual(960-Q08)
Power Status Check ...................................................................7
Error Code Check ......................................................................9
Connection Check....................................................................11
Charging Check .......................................................................11
Replacement Check ................................................................ 12
Message Check ....................................................................... 14
Debugging Port Check............................................................ 16
Diagnostic Test Program Execution Check .............................21
Replacement Check .................................................................21
FDD Head Cleaning Check .....................................................22
Diagnostic Test Program Execution Check .............................23
Connector Check and Replacement Check..............................24
Partition Check.........................................................................26
Message Check ........................................................................27
Format Check...........................................................................28
Diagnostic Test Program Execution Check .............................29
Diagnostic Test Program Execution Check .............................31
Connector Check and Replacement Check..............................32
Diagnostic Test Program Execution Check .............................33
Connector Check and Replacement Check..............................34
2-3

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