Toshiba Satellite L500D - 2.1 Troubleshooting Introduction

2TroubleshootingProcedures
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SatelliteL500D/ProL500DMaintenanceManual 3 
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2.1 TroubleshootingIntroduction
Chapter2describeshowtodetermineifaFieldReplaceableUnit(FRU)inthecomputeris
causingthecomputertomalfunction.TheFRUscoveredare:
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TheDiagnosticsDiskoperationsaredescribedinChapter3.Detailedreplacement
proceduresaregiveninChapter4.
Thefollowingtoolsarenecessaryforimplementingthetroubleshootingprocedures:
1. DiagnosticsDisk(RepairandSoundRepair)
2. Phillipsscrewdriver(2mm)
3. 6mmnutdriver(forthehelixscrewnutsontherearportsforCPUdoor)
4. 2DDor2HDformattedworkdiskforfloppydiskdrivetesting
5. Sycard(EXPRESSCARDtestcard)
6. Cleaningkitforfloppydiskdrivetroubleshooting
7. Cleaningkitforopticaldrivetroubleshooting
8. Multimeter
9. Externalmonitor
10.USBcompatiblekeyboard
11.Multimediasoundsystemwithline-inandline-outports
12.Headphones
13.USBtestmoduleandUSBcable
14.MusicCD