SatelliteL550/ProL550SeriesMaintenanceManual vii
2-17 BUTTONtroubleshootingprocess.......................................................................................41
2.18 Modemtroubleshootingprocess...........................................................................................44
2.19 Expresscardtroubleshootingprocess..................................................................................46
2.20 HDMItroubleshootingprocess............................................................................................48
2.21 E-SATAtroubleshootingprocess.........................................................................................50
2.22 OpticalDriveTroubleshooting.............................................................................................52
Chapter3 TestsandDiagnostics
3.1 TheDiagnosticTest................................................................................................................3
3.2 ExecutingtheDiagnosticTest................................................................................................4
3.3 DisplayConfiguration...........................................................................................................8
3.4 AudiosoundTest....................................................................................................................9
3.5 FanON/OFFTest...................................................................................................................9
3.6 MainBatteryChargeTest.....................................................................................................11
3.7 FDDTest..........................................................................................................................…11
3.8 MemoryCheck.....................................................................................................................14
3.9 KeyboardTest.......................................................................................................................14
3.10 Mouse(Pad)Test..................................................................................................................16
3.11 LCDPixelsModeTest.........................................................................................................17
3.12 MagneticswitchTest............................................................................................................18
3.13 LANTest..............................................................................................................................20
3.14 RTCTest..............................................................................................................................23
3.15 BUTTONTest......................................................................................................................24
3.16 1stHDDTest.........................................................................................................................26
3.17 RDMITest............................................................................................................................27
3.18 WDMITest...........................................................................................................................28