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Toshiba Qosmio F50 - page 37

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Chapter2

TroubleshootingProcedures

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Contents

Main ToshibaPersonalComputer QosmioF50 MaintenanceManual TOSHIBACORPORATION Page Preface Page Page TableofContents Page Page Page Page Page Page Page Page Page Chapter1 Contents Page 1.1 Features Page Page Page Page Page Page Page Page Page Page Page 1.2 2.5-inchHDD Page 1.3 DVDSuperMulti(+-RDoubleLayer) 1.4 PowerSupply Page 1.5 Batteries Page Page Page Chapter2 Contents Page 2.1 TroubleshootingIntroduction 2.2 TroubleshootingFlowchart 2TroubleshootingProcedures A Figure2-1Troubleshootingflowchart(1/2) A Page Page 2.3 PowerSupplyTroubleshooting Page Page Page Page 2.4 DisplayTroubleshooting Page Page 2.5 KeyboardTroubleshooting testandDiagnostics TestsandDiagnostics 2.6ExternalUSBDevicesTroubleshooting Page 2.7 TV-TunerFailureTroubleshooting A Page Page Page 2.8 TouchPadTroubleshooting Page 2.9 SpeakerTroubleshooting Page 2.10 OpticalDriveTroubleshooting Page Page 2.11 ModemTroubleshooting Page 2.12 ExpresscardTroubleshooting Page 2.13 IEEE1394Troubleshooting Page Page 2.14 WirelessLANTroubleshooting Page Page 2.15 CameraTroubleshooting Page 2.16 BluetoothTroubleshooting Page Page 2.17 7in1cardTroubleshooting Figure2-167in1cardtroubleshootingprocess Procedure1 7in1cardtest Procedure2 7in1Cardsocketreplacementcheck 2.18 HDDTroubleshooting Procedure1 Diagnostictest Procedure2 Connectorandreplacementcheck ReplacementProcedures 2.19CRTTroubleshooting Figure2-18HDDtroubleshootingprocess Procedure1 CRTconnectioncheck Procedure2 CRTsetcheck 2.20 HDMITroubleshooting Figure2-19HDMItroubleshootingprocess Procedure1 HDMIconnectioncheck Procedure2 HDMIsetcheck 2.21SPDIFtroubleshooting Page 2.22MICTroubleshooting Procedure1 WindowsApplicationtest Procedure2 Connectorandreplacementcheck ReplacementProcedures Page Page 2.24 FMtunerFailureTroubleshooting Figure2-23FMtunertroubleshootingprocess Page Procedure1 FMtunerAntennaconnectioncheck Procedure2 FMTunerSGsettingcheck Procedure3 FMTunerboardconnectioncheck 2.25 E-SATATroubleshooting Procedure1 E-SATAdevicecheck Procedure2 WindowsApplicationcheck Procedure3 Connectionandreplacementcheck Page 2.26FelicaTroubleshooting Page 2.27TMATroubleshooting Page Procedure1 TMApowercableconnectioncheck Procedure2 TMAFFCconnectioncheck Procedure3 TMAModuleConnectioncheck Page 2.28UWBTroubleshooting Figure2-27UWBtroubleshootingprocess Page Page 2.29IR-blasterTroubleshooting Page 2.30GPSTroubleshooting Figure2-29GPStroubleshootingprocess Page Page Page 3.1TheDiagnosticTest 3.2ExecutingtheDiagnosticTest Page Page Page 3.3 DisplayConfiguration Page 3.6MainBatteryChargeTest 3.7FDDTest Page 3.8 Computracecheck 3.9KeyboardTest Page 3.10Mouse(Pad)Test 3.11LCDPixelsModeTest 3.12MagneticSwitchTest Page 3.13LANTest Page Page 3.14RTCTest 3.15Read1394GUID 3.16SpeakerEQ(EqualizerQualityfactor)TypeCheck&Re-Write Page Page Page Page Page Page Page Page Page 3.23WriteDMI Page 3.24MemoryR/Wtest Page Page Page Page Chapter4 Contents Page Page Page Page Page 4.1 General QosmioF50MaintenanceManual 4-2 Page Page Page Page Page Page 4.2 Battery Page 4.3 HDD Page Page 4.4 Memory Page Page Page 4.5 ExpressCard Page 4.6 OptionalMemoryCard Page 4.7 KeyboardCoverandKeyboard Page Page Page Page Page 4.9 TopCover Page Page 4.10 DisplayAssembly Page Page 4.11 Speakers Page 4.12 TouchPadandFingerPrintBoard Page Page 4.13 PowerSwitchBoard 4.14 VRboard Page 4.15 BluetoothCard Page 4.16 WireBridge 4.17 VGAModule/Cooler Page Page Page Page 4.18 IRBlasterBoard 4.19 TVTunerCard 4.20 TMA,CPUFan,MINICARDandMDC/FMBoard Page Page Page 4.21 SystemBoardandCoolingModule Page Page 4.22 CPU Page Page 4.23 Sub-woofer 4.24 RJ11/FMTunerandTVTuner Page 4.25 B-Cas 4.26 DisplayMask 4.27 LCDModuleandFLInverterBoard Page Page 4.28 CCDBoard,MICandAntenna AppendixA HandlingtheLCDModule PrecautionsforhandlingtheLCDmodule Page Page Page Page AppendixB BoardLayout B.1 SystemBoardTopView B.2 SystemBoardBottomView Page TableB-2SystemBoardConnectors(topandbottom) Page B.3VGABoard(DDR2)TopView B.4VGABoard(DDR2)BottomView Page B.5VGABoard(DDR3)TopView B.6VGABoard(DDR3)BottomView Page B.5 AudioBoardTopView B.6AudioBoardBottomView Page B.9FingerprintBoardTopView B.10FingerprintBoardBottomView Page B.11RobsonBoardTopView B.12RobsonBoardBottomView Page AppendixC PinAssignments SystemBoard C.1 JP2 TableC-1FANI/Fpinassignments(3-pin) C.2 JP5 TableC-2FMI/Fpinassignments(10-pin) C.4 JP7 TableC-4CRTI/Fpinassignments(15-pin) C.5 JP9 TableC-5HDMII/Fpinassignments(19-pin) C.6 JP10 TableC-61stHDDI/Fpinassignments(22-pin) C.7 JP11 TableC-72ndHDDI/Fpinassignments(22-pin) C.8 JP12 TableC-8SATAODDI/Fpinassignments(12-pin) C.9 JP13 TableC-91steSATA/USBI/Fpinassignments(8-pin) C.10 JP14 TableC-91stAOCR/B(LS-4164P)I/Fpinassignments(50-pin) Page C.15 JP20 TableC-15Wi-Fi/WiMax&TVtunerConnectorpinassignments(92-pin) C.16 JP22 TableC-16Robson/HDDVDConnectorpinassignments(52-pin) C.17 JP23 TableC-17NewCardConnectorpinassignments(26-pin) C.18 JP24 TableC-18TMAModuleConnectorpinassignments(26-pin) C.19 JP25 TableC-19TMAModulePowerConnectorpinassignments(20-pin) C.20 JP26 TableC-20LANConnectorpinassignments(14-pin) C.21 JP27 C.22 JP28 C.23 JP29 C.24 JP30,JP31 TableC-30SODIMMI/Fpinassignments(200-PIN)(2/4) TableC-30SODIMMI/Fpinassignments(200-PIN)(3/4) TableC-30SODIMMI/Fpinassignments(200-PIN)(4/4) C.25 JP33 C.26 JP34 TableC-26TVTunerConnectorpinassignments(124-pin)(2/3) C.27 JP35 C.28 JP40 C.29 JP47,JP48 TableC-29USBConnectorpinassignments(4P-pin) C.30 JP52 C.31 JP53 TableC-31FUN/Bconnectorpinassignments(12P-pin) C.32 JP55 TableC-32FUN/Bconnectorpinassignments(8P-pin) C.33 JP57 TableC-33MDCconnectorpinassignments(12P-pin) C.34 JPV1 TableC-34VGA/BConnectorpinassignments(200-PIN)(1/4) TableC-34VGA/BConnectorpinassignments(200-PIN)(2/4) TableC-34VGA/BConnectorpinassignments(200-PIN)(3/4) TableC-34VGA/BConnectorpinassignments(200-PIN)(4/4) Page AppendixD KeyboardScan/CharacterCodes TableD-1Scancodes(set1andset2)(1/4) TableD-1Scancodes(set1andset2)(2/4) TableD-1Scancodes(set1andset2)(3/4) Page QosmioF50SeriesMaintenanceManual D-5 TableD-2ScancodeswithleftShiftkey D-6 QosmioF50SeriesMaintenanceManual TableD-3ScancodesinNumlockmode Keytop TableD-4ScancodeswithFnkey Cap No. C5 TableD-5Scancodesinoverlaymode TableD-6No.124keyscancode Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page AppendixF SeriesScrewTorqueList(JSKAA) TableF-1SeriesScrewTorqueList(High-end) F-2 QosmioF50SeriesMaintenanceManual Page AppendixG Reliability TableG-1MTBF

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