Toshiba Qosmio X500 Maintenance Manual page 43

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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................................................................................... 12
Procedure 3
2.5
USB FDD Troubleshooting .........................................................................................15
2.6
2.5" HDD Troubleshooting..........................................................................................19
2.7
Keyboard Troubleshooting ..........................................................................................24
2.8
Touch pad Troubleshooting .........................................................................................26
2-2
Qosmio X500 Maintenance Manual (960-Q08)
Power Status Check ...................................................................7
Connection Check......................................................................9
Charging Check .......................................................................10
Replacement Check ................................................................ 11
Message Check ....................................................................... 13
Debugging Port Check............................................................ 14
Replacement Check .................................................................14
FDD Head Cleaning Check .....................................................15
Diagnostic Test Program Execution Check .............................16
Connector Check and Replacement Check..............................17
Partition Check.........................................................................19
Message Check ........................................................................20
Format Check...........................................................................21
Diagnostic Test Program Execution Check .............................22
Connector Check and Replacement Check..............................23
Diagnostic Test Program Execution Check .............................24
Diagnostic Test Program Execution Check .............................26
Connector Check and Replacement Check..............................27

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