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Toshiba PROL550 manual Contents

Models: PROL550

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2TroubleshootingProcedures

Chapter2	Contents
2.1 TroubleshootingIntroduction		3
2.2 TroubleshootingFlowchart		4
2.3 PowerSupplyTroubleshooting		.9
2.4 DisplayTroubleshooting		……….14
2.5 KeyboardTroubleshooting		17
2.6 ExternalUSBDevicesTroubleshooting		19
2.7TouchPadTroubleshooting		22
2.8SpeakerTroubleshooting		24

2.9WirelessLANTroubleshooting………………………………………………………..26

2.10Cameratroubleshooting.............................................................................................28

2.11BluetoothTroubleshooting…………………...…………………………….………....30

2.123in1cardTroubleshooting……………………………………………………..…….32

2-13HDD/SSDtroubleshootingprocess………………………….………………..............34

2-14CRTfailuretroubleshootingprocess…………………………………………………36

2-15LANTroubleshooting…………………………………………………………………38

2-16MICtroubleshootingprocess…………………………………………………………40

2-17BUTTONtroubleshootingprocess…………………………………………………….41

2.18Modemtroubleshootingprocess………………………………………………………..44

2.19Expresscardtroubleshootingprocess…………………………………………………...46

2.20HDMItroubleshootingprocess………………………………………………………….48

2.21E-SATAtroubleshootingprocess……………………………………………………….50

2.22OpticalDriveTroubleshooting………………………………………………………….52

SATELLITEL550/PROL550SERIESMAINTENANCEMANUAL1

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Toshiba PROL550 manual Contents

Contents

ToshibaPersonalComputer Satellite MaintenanceManual Disclaimer CopyrightTrademarks Safetyprecautions PrefaceThemanualisdividedintothefollowingparts ReadOnlyMemoryROMDiskcopyab TableofContents TestsandDiagnostics ReplacementProcedures Motherboard RemovingtheModemCard InstallingtheModemCard InstallingtheCPURemovingtheWLANCard InstallingtheWLANCard RemovingtheLCDBezelAssembly InstallingtheLCDBezel31 ReapplyShinetsu7726greaseonthethermalmoduleand AppendixC AppendixAAppendixB AppendixDHardwareOverview Contents Tables Quick/Normal Charging TimePage BatteryPack Features160/200/320GB,S-ATA7,200rpm SATELLITEL550MAINTENANCEMANUAL ExternalMonitorPort UniversalSerialBusUSBPortsBridgeMediaSlot ESATAExpressCardSlotBTO SoundsystemPortcansendSDandHDvideo/audiosignals Lanbto BluetoothBTO1AIDPartsDescriptionPlacementPartA Compal Confidential Biosromeeprom SATELLITEL550MAINTENANCEMANUAL 2.5-inchHDD 2SATAHDD3DVDSuperMultiDrive DVDSuperMultiDriveSpecifications DVDSuperMulti+-RDoubleLayerPowerSupply SATELLITEL550MAINTENANCEMANUAL BatteryCharge MainBatteryBatteryChargingControl BatteriesRTCBattery TroubleshootingProcedures Page Contents Tables TroubleshootingIntroduction TroubleshootingFlowchart 4A56 1Troubleshootingflowchart2/2 SATELLITEL550/PROL550SERIESMAINTENANCEMANUAL7 SATELLITEL550/PROL550SERIESMAINTENANCEMANUAL8 PowerSupplyTroubleshooting A R TProcedure1 PowerStatusCheck DC-INLEDProcedure2 Adaptor/batteryreplacement DC-INLEDACpowercord ACadaptorcord System Adaptor Board Battery Procedure3 PowersupplyconnectioncheckProcedure4 Diagnosticcheck Procedure5 ReplacementcheckDisplayTroubleshooting A R TProcedure1 Externaldisplaycheck Procedure2 DiagnosticcheckProcedure3 Connectorandreplacementcheck KeyboardTroubleshooting A R TProcedure1 Externalkeyboardcheck Iftheproblemstillexists,performCheck36ExternalUSBDevicesTroubleshooting N n e c tio n5ExternalUSBdevicetroubleshootingprocess Procedure1 Externaldeviceandconnectioncheck Procedure2 Replacesystemboard7TouchPadTroubleshooting 6TouchpadtroubleshootingprocessProcedure1 TouchPadconnectioncheck Procedure2 TouchPadreplacementcheck8SpeakerTroubleshooting 7SpeakertroubleshootingprocessProcedure3 Connectioncheck Procedure1 AudiosourcetestProcedure2 Earphonetest Procedure4 ReplacementcheckWirelessLANTroubleshooting StartProcedure1 Diagnostictest Procedure2 ConnectorandreplacementcheckCameraTroubleshooting 9CameratroubleshootingprocessSATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55029 BluetoothTroubleshooting 10BluetoothtroubleshootingprocessSATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55031 12 3in1cardTroubleshooting Procedure1 3in1cardtest Procedure2 3in1Cardsocketcheck13 HDD/SSDTroubleshooting 12HDDtroubleshootingprocessSATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55035 14CRTTroubleshooting A R TProcedure1 CRTconnectioncheck Procedure2 CRTsetcheck15LANTroubleshooting 14LANtroubleshootingprocessProcedure2 LANconnectioncheck Procedure1LANDiagnostictestProcedure3 LANsetcheck 16MICTroubleshooting 17ButtonTroubleshooting SATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55042 Procedure2 Replacementcheck ModemTroubleshooting 17ModemtroubleshootingprocessProcedure2 Modemcardconnectioncheck Procedure1 TelephonelineconnectioncheckProcedure3 Modemreplacementcheck ExpresscardTroubleshooting A R TProcedure1 Expresscardtest Procedure2 ExpresscardsocketreplacementcheckHDMITroubleshooting 19HDMItroubleshootingprocessProcedure1 HDMIconnectioncheck Procedure2 HDMIsetcheck21E-SATATroubleshooting StartProcedure2 WindowsApplicationcheck Procedure1 E-SATAdevicecheckProcedure3 Connectionandreplacementcheck OpticalDriveTroubleshooting 21OpticaldrivetroubleshootingprocessProcedure2 Drivecleaningcheck Procedure1 AudioCDcheckProcedure3 Softwarecheck Procedure4 Connectioncheckandreplacementcheck TestsandDiagnostics TestsandDiagnostics Memorycheck 1TheDiagnosticTestRDMITest WDMITest Thetestlistisasthefollowing 2ExecutingtheDiagnosticTestTestsandDiagnostics AudiosoundTESTTests and Diagnostics Ifanerrorisdetectedandatestfails,thefollowingmessagedisplays ItwillskipthisprocessifNkeypressed ThisItemwillshowtheunitconfiguration.Itincludes DisplayConfigurationTests and Diagnostics Thescreenshoulddisplayasbelow4Audiosoundtest Buffaloonlyhaveonespeaker,noneedtestLeft/RightSpeaker5FanON/OFFTest 6MainBatteryChargeTest 6FanON/OFFTest7FDDTest Satellite L550/ProL550 Series Maintenance Manual Series T&D Memorycheck 9KeyboardTestKUK,forEurope 3TestsandDiagnostics Japankeyboard10MousePadTest SwapButtonsLeft/Right11LCDPixelsModeTest VGAMode 12MagneticSwitchTestFollowbelowstepstorunthistest ClosetheLCDcover OpentheLCD Tests and Diagnostics 13LANTest Page Ifanerrorisdetectedandatestfails,thefollowingmessagedisplays 14RTCTest 15BUTTONTEST ThetoolforfivebuttonsSKU,theScreenwoulddisplayasbelow161stHDDTest BUTTONDMuteTestsandDiagnostics Tests and Diagnostics 17ReadDMI Figurebelowwillbedisplayed18WriteDMI WriteOMEstring WriteVersion WriteSerial WriteProductTestsandDiagnostics 18HDCPKeyCheck Ifthepictureshowsasbelow,itmeansheHDCPKEYfunctionisNG TestsandDiagnostics ReplacementProcedures 4ReplacementProcedures 4ReplacementProcedures RemovingtheCPU InstallingCPU Figures 4ReplacementProcedures General ForremovingtheLCDModule HowtousethecharttwoexamplesThenremove4.22LCDModule SafetyPrecautions SatelliteL550MaintenanceManual BeforeYouBegin AssemblyProcedures DisassemblyProceduresAfterinstallingaFRU,makesurethattheFRUandlaptopworknormally ToolsandEquipment ScrewTighteningTorqueColorsofScrewShanks SymbolsofScrewsontheLaptopBodySymbolexamples 6mmbindscrew 12mmbindscrew B12 5mmstudBattery RemovingtheBatteryPackInstallthebatterypackaccordingtothefollowingprocedures InstallingtheBatteryPackSlideinthebatterylock HDD InstallingtheHDD ToseparatetheplatefromtheHDD,removefourM3x3screws M3x3*4SecurethemainHDDdoorbytighteningoneM2.5x6screw Memory RemovingtheOptionalMemoryInstallingtheOptionalMemory SpreadoutthetwomemorylocklatchessothatthememorypopsupODD RemovingtheODDBayModuleInstallingtheODDBayModule DisassemblingtheODDDriveAssemblingtheODDDrive RemovingtheKeyboardCoverandKeyboard KeyboardCoverandKeyboardRemovethekeyboardcover 9Removingscrewsandreleasinghooksfromthekeyboard InstallingthekeyboardCoverandKeyboard 10RemovingthekeyboardLogicUpperAssembly RemovingtheLogicUpperAssemblyTurnthelaptopoverandopenit.Removesix2.5x6screws 12RemovingsixscrewsfromunderthekeyboardLiftupthelogicupperassembly InstallingtheLogicUpperAssemblyFunctionBoard InstallingthefunctionboardRemovingtheFunctionBoard RemovingtheBluetoothcard BluetoothCardRemovethecardfromthelogicupperassembly InstallingtheBluetoothcard RemovetwoM2.5x4screwsandonecablefromthetouchpadbuttonboard TouchPadButtonBoardandBracketRemovingthetouchpadbuttonboardandbracket RemovethetouchpadbuttonboardRemoveoneM2.5x4screwfromthetouchpadbracket InstallingtheTouchPadButtonboardandBracketRemovethetouchpadbracket Speakers InstallingtheSpeakersRemovingtheSpeakers Attachthespeakercabletothemotherboard Removethedisplayassemblyfromthelogiclowerassembly DisplayAssemblyRemovingtheDisplayAssembly M2.5x6*4Removetheleftandrighthingebracketsfromthelogiclowerassembly InstallingtheDisplayAssemblyThermalFan InstallingtheThermalFanRemovingtheThermalFan Motherboard RemovethemotherboardaccordingtothefollowingproceduresRemovingtheMotherboard 23RemovingtheDCINconnectorandcable RemovethemotherboardfromthelogiclowerassemblyInstallthemotherboardaccordingtothefollowingprocedures InstallingtheMotherboardSeatthemotherboarddowninthelowerlogicassembly 26InstallingtheDCINconnector RemovingtheUSBBoard InstallingtheUSBBoardUSBBoard M2.5x4*1ODDBoard InstallingtheODDBoardRemovingtheODDBoard RemovingtheThermalModuleandVGABoard ThermalModuleandVGABoardOptionalRemovethethermalmodulefromthemotherboard 54 1 InstallingtheVGABoardandThermalModule 29RemovingtheThermalModuleThermalpad RemovingtheCPU RemovetheCPUaccordingtothefollowingproceduresandFigure4.3218 CPU WhenremovingtheCPU,keepthefollowinginmindInstallingCPU WLANCard InstallingtheWLANCardRemovingtheWLANCard RemovingtheModemCard InstallingtheModemCardModemCardOptional Flipthemodemcardover,anddetachthecableconnectedtothecardLCDBezelAssembly RemovingtheLCDBezelAssembly36Takingoutthehingewall InstallingtheLCDbezel SeattheLCDbezelassemblyinthecorrectposition39Pressingthebezelhingewall PresstheleftandrightsideofthebezelasshowninFigure4.41 PressthebezelupsidehooksasshowninFigure4.42LCDModule RemovingtheLCDModule44RemovingtheLCDHingeAssembly M2x2.5*6RemovethetapeandLVDScableconnector.ThendetachtheLVDScable 45RemovingtheLVDScableInstallingtheLCDModule Installtheinverterboardaccordingtothefollowingprocedures47RemovingtheLCDModulefromtheLCDcoverassembly CMOSBoardandMicrophoneOptional LiftthemicrophonecablefromtheLCDcoverassemblyInstallingtheCMOSBoardandMicrophone RemovingtheCMOSBoardandMicrophonePrecautionsforhandlingtheLCDmodule AppendixA HandlingtheLCDModuleSATELLITEA350SERIESMAINTENANCEMANUAL DonotdisassembletheLCDmodule.Disassemblycancausemalfunctions SystemBoardTopView FigureB-1SystemBoardLayoutTopSystemBoardBottomView FigureB-2SystemBoardLayoutBottomTableB-1SystemBoardICstopandbottom Lock G Enerator SLG8SP556VTRJesata AppendixC PinAssignments SystemBoard JfanJcrt JFPJhdd JoddJBT JcamTableC-11WLANConnectorpinassignments52-pin JwlanJexp JlanJusbb TableC-15SODIMMI/Fpinassignments200-PIN1/4TableC-15SODIMMI/Fpinassignments200-PIN2/4 TableC-15SODIMMI/Fpinassignments200-PIN3/4 A10/APTableC-15SODIMMI/Fpinassignments200-PIN4/4 Jmic Jline18 JKB1 TableC-19CARDREADERconnectorpinassignments21-pin JreadTableC-20VGA/BConnectorpinassignments200-PIN1/4 JmxmTable C-20 VGA/B Connector pin assignments 200-PIN 2/4 TableC-20VGA/BConnectorpinassignments200-PIN3/4 GND +3VS +3VS +3VS Jexmic JspkJmdc JpcmS1IOWR# AppendixD KeyboardScan/CharacterCodes TableD-1Scancodesset1andset21/4TableD-1Scancodesset1andset22/4 TableD-1Scancodesset1andset23/4 Cap Keytop Code set Make BreakTableD-1Scancodesset1andset24/4 Set E0 AA E0 B6 E0 2A E0 E0 F0 TableD-2ScancodeswithleftShiftkeyWith left Shift E0 12 E0TableD-3ScancodesinNumlockmode TableD-4ScancodeswithFnkeyTableD-5Scancodesinoverlaymode TableD-7No.126keyscancode ThiskeygeneratesonlymakecodesAppendixE KeyLayout Thai TI Keyboard Korean KO Keyboard United Kingdom UK Keyboard US International UI Keyboard Hebrew HB Keyboard Danish DM Keyboard Swiss SW Keyboard Arabic are Keyboard Czech CZ Keyboard Russian RU Keyboard Portuguese PO Keyboard Slovakian SL Keyboard Italian IT Keyboard French FR Keyboard German GR Keyboard Greek GK Keyboard Hungarian HG Keyboard Spanish SP Keyboard Turkish TR Keyboard Turkish F TR-F Keyboard Swedish SD Keyboard Belgian be Keyboard Yugoslavian YU Keyboard Norwegian NW Keyboard Scandinavian ND Keyboard SATELLITEL550/PROL550SERIESMAINTENANCEMANUAL Japanese JP Keyboard AppendixF SeriesScrewTorqueListKTWAA TableF-1SeriesScrewTorqueListLogup AppendixG Reliability