ToshibaPersonalComputer Satellite MaintenanceManual
Trademarks
Copyright
Disclaimer
Safetyprecautions
Preface
Themanualisdividedintothefollowingparts
ReadOnlyMemoryROM
Diskcopyab
TableofContents
TestsandDiagnostics
ReplacementProcedures
Motherboard
InstallingtheCPU
RemovingtheWLANCard InstallingtheWLANCard
RemovingtheModemCard InstallingtheModemCard
RemovingtheLCDBezelAssembly InstallingtheLCDBezel
31 ReapplyShinetsu7726greaseonthethermalmoduleand
AppendixA
AppendixB
AppendixC
AppendixD
HardwareOverview
Contents
Tables
Quick/Normal Charging Time
Page
160/200/320GB,S-ATA7,200rpm
Features
BatteryPack
SATELLITEL550MAINTENANCEMANUAL
ExternalMonitorPort
UniversalSerialBusUSBPorts
ESATA
ExpressCardSlotBTO
BridgeMediaSlot
Soundsystem
PortcansendSDandHDvideo/audiosignals Lanbto
BluetoothBTO
1AIDPartsDescriptionPlacementPartA
Compal Confidential
Biosromeeprom
SATELLITEL550MAINTENANCEMANUAL
2.5-inchHDD
2SATAHDD
3DVDSuperMultiDrive DVDSuperMultiDriveSpecifications
DVDSuperMulti+-RDoubleLayer
PowerSupply
SATELLITEL550MAINTENANCEMANUAL
MainBattery
BatteryChargingControl
BatteryCharge
Batteries
RTCBattery
TroubleshootingProcedures
Page
Contents
Tables
TroubleshootingIntroduction
TroubleshootingFlowchart
4A56
1Troubleshootingflowchart2/2
SATELLITEL550/PROL550SERIESMAINTENANCEMANUAL7
SATELLITEL550/PROL550SERIESMAINTENANCEMANUAL8
PowerSupplyTroubleshooting
A R T
Procedure1 PowerStatusCheck
DC-INLED
Procedure2 Adaptor/batteryreplacement
DC-INLED
ACpowercord ACadaptorcord System Adaptor Board Battery
Procedure3 Powersupplyconnectioncheck
Procedure4 Diagnosticcheck
Procedure5 Replacementcheck
DisplayTroubleshooting
A R T
Procedure1 Externaldisplaycheck
Procedure2 Diagnosticcheck
Procedure3 Connectorandreplacementcheck
KeyboardTroubleshooting
A R T
Procedure1 Externalkeyboardcheck
Iftheproblemstillexists,performCheck3
6ExternalUSBDevicesTroubleshooting
N n e c tio n
5ExternalUSBdevicetroubleshootingprocess
Procedure1 Externaldeviceandconnectioncheck
Procedure2 Replacesystemboard
7TouchPadTroubleshooting
6Touchpadtroubleshootingprocess
Procedure1 TouchPadconnectioncheck
Procedure2 TouchPadreplacementcheck
8SpeakerTroubleshooting
7Speakertroubleshootingprocess
Procedure1 Audiosourcetest
Procedure2 Earphonetest
Procedure3 Connectioncheck
Procedure4 Replacementcheck
WirelessLANTroubleshooting
Start
Procedure1 Diagnostictest
Procedure2 Connectorandreplacementcheck
CameraTroubleshooting
9Cameratroubleshootingprocess
SATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55029
BluetoothTroubleshooting
10Bluetoothtroubleshootingprocess
SATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55031
12 3in1cardTroubleshooting
Procedure1 3in1cardtest
Procedure2 3in1Cardsocketcheck
13 HDD/SSDTroubleshooting
12HDDtroubleshootingprocess
SATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55035
14CRTTroubleshooting
A R T
Procedure1 CRTconnectioncheck
Procedure2 CRTsetcheck
15LANTroubleshooting
14LANtroubleshootingprocess
Procedure3 LANsetcheck
Procedure1LANDiagnostictest
Procedure2 LANconnectioncheck
16MICTroubleshooting
17ButtonTroubleshooting
SATELLITEL550/SATELLITEL555/SATELLITEL557/SATELLITEPROL55042
Procedure2 Replacementcheck
ModemTroubleshooting
17Modemtroubleshootingprocess
Procedure3 Modemreplacementcheck
Procedure1 Telephonelineconnectioncheck
Procedure2 Modemcardconnectioncheck
ExpresscardTroubleshooting
A R T
Procedure1 Expresscardtest
Procedure2 Expresscardsocketreplacementcheck
HDMITroubleshooting
19HDMItroubleshootingprocess
Procedure1 HDMIconnectioncheck
Procedure2 HDMIsetcheck
21E-SATATroubleshooting
Start
Procedure3 Connectionandreplacementcheck
Procedure1 E-SATAdevicecheck
Procedure2 WindowsApplicationcheck
OpticalDriveTroubleshooting
21Opticaldrivetroubleshootingprocess
Procedure3 Softwarecheck
Procedure1 AudioCDcheck
Procedure2 Drivecleaningcheck
Procedure4 Connectioncheckandreplacementcheck
TestsandDiagnostics
TestsandDiagnostics
RDMITest WDMITest
1TheDiagnosticTest
Memorycheck
2ExecutingtheDiagnosticTest
TestsandDiagnostics
Thetestlistisasthefollowing
AudiosoundTEST
Tests and Diagnostics
Ifanerrorisdetectedandatestfails,thefollowingmessagedisplays
ItwillskipthisprocessifNkeypressed
DisplayConfiguration
Tests and Diagnostics
ThisItemwillshowtheunitconfiguration.Itincludes
Thescreenshoulddisplayasbelow
4Audiosoundtest
Buffaloonlyhaveonespeaker,noneedtestLeft/RightSpeaker
5FanON/OFFTest
6MainBatteryChargeTest
6FanON/OFFTest
7FDDTest
Satellite L550/ProL550 Series Maintenance Manual Series T&D
Memorycheck
9KeyboardTest
KUK,forEurope
3TestsandDiagnostics
Japankeyboard
10MousePadTest
SwapButtonsLeft/Right
11LCDPixelsModeTest
Followbelowstepstorunthistest ClosetheLCDcover OpentheLCD
12MagneticSwitchTest
VGAMode
Tests and Diagnostics
13LANTest
Page
Ifanerrorisdetectedandatestfails,thefollowingmessagedisplays
14RTCTest
15BUTTONTEST
ThetoolforfivebuttonsSKU,theScreenwoulddisplayasbelow
161stHDDTest
BUTTONDMute
TestsandDiagnostics
Tests and Diagnostics
17ReadDMI
Figurebelowwillbedisplayed
18WriteDMI
WriteOMEstring WriteVersion WriteSerial WriteProduct
TestsandDiagnostics
18HDCPKeyCheck
Ifthepictureshowsasbelow,itmeansheHDCPKEYfunctionisNG
TestsandDiagnostics
ReplacementProcedures
4ReplacementProcedures
4ReplacementProcedures
RemovingtheCPU InstallingCPU
Figures
4ReplacementProcedures
General
Thenremove4.22LCDModule
Howtousethecharttwoexamples
ForremovingtheLCDModule
SafetyPrecautions
SatelliteL550MaintenanceManual
BeforeYouBegin
AfterinstallingaFRU,makesurethattheFRUandlaptopworknormally
DisassemblyProcedures
AssemblyProcedures
ToolsandEquipment
ScrewTighteningTorque
SymbolsofScrewsontheLaptopBody
Symbolexamples
ColorsofScrewShanks
6mmbindscrew 12mmbindscrew B12 5mmstud
Battery
RemovingtheBatteryPack
Slideinthebatterylock
InstallingtheBatteryPack
Installthebatterypackaccordingtothefollowingprocedures
HDD
InstallingtheHDD
ToseparatetheplatefromtheHDD,removefourM3x3screws M3x3*4
SecurethemainHDDdoorbytighteningoneM2.5x6screw
Memory
RemovingtheOptionalMemory
InstallingtheOptionalMemory
Spreadoutthetwomemorylocklatchessothatthememorypopsup
ODD
RemovingtheODDBayModule
InstallingtheODDBayModule
DisassemblingtheODDDrive
AssemblingtheODDDrive
Removethekeyboardcover
KeyboardCoverandKeyboard
RemovingtheKeyboardCoverandKeyboard
9Removingscrewsandreleasinghooksfromthekeyboard
InstallingthekeyboardCoverandKeyboard
10Removingthekeyboard
LogicUpperAssembly
RemovingtheLogicUpperAssembly
Turnthelaptopoverandopenit.Removesix2.5x6screws
12Removingsixscrewsfromunderthekeyboard
Liftupthelogicupperassembly
InstallingtheLogicUpperAssembly
RemovingtheFunctionBoard
Installingthefunctionboard
FunctionBoard
Removethecardfromthelogicupperassembly
BluetoothCard
RemovingtheBluetoothcard
InstallingtheBluetoothcard
TouchPadButtonBoardandBracket
Removingthetouchpadbuttonboardandbracket
RemovetwoM2.5x4screwsandonecablefromthetouchpadbuttonboard
Removethetouchpadbuttonboard
Removethetouchpadbracket
InstallingtheTouchPadButtonboardandBracket
RemoveoneM2.5x4screwfromthetouchpadbracket
RemovingtheSpeakers
InstallingtheSpeakers
Speakers
Attachthespeakercabletothemotherboard
DisplayAssembly
RemovingtheDisplayAssembly
Removethedisplayassemblyfromthelogiclowerassembly
M2.5x6*4
Removetheleftandrighthingebracketsfromthelogiclowerassembly
InstallingtheDisplayAssembly
RemovingtheThermalFan
InstallingtheThermalFan
ThermalFan
RemovingtheMotherboard
Removethemotherboardaccordingtothefollowingprocedures
Motherboard
23RemovingtheDCINconnectorandcable
Removethemotherboardfromthelogiclowerassembly
Seatthemotherboarddowninthelowerlogicassembly
InstallingtheMotherboard
Installthemotherboardaccordingtothefollowingprocedures
26InstallingtheDCINconnector
InstallingtheUSBBoard
USBBoard
RemovingtheUSBBoard
M2.5x4*1
RemovingtheODDBoard
InstallingtheODDBoard
ODDBoard
Removethethermalmodulefromthemotherboard 54 1
ThermalModuleandVGABoardOptional
RemovingtheThermalModuleandVGABoard
InstallingtheVGABoardandThermalModule
29RemovingtheThermalModule
Thermalpad
RemovetheCPUaccordingtothefollowingproceduresandFigure4.32
18 CPU
RemovingtheCPU
WhenremovingtheCPU,keepthefollowinginmind
InstallingCPU
RemovingtheWLANCard
InstallingtheWLANCard
WLANCard
InstallingtheModemCard
ModemCardOptional
RemovingtheModemCard
Flipthemodemcardover,anddetachthecableconnectedtothecard
LCDBezelAssembly
RemovingtheLCDBezelAssembly
36Takingoutthehingewall
InstallingtheLCDbezel
SeattheLCDbezelassemblyinthecorrectposition
39Pressingthebezelhingewall
PresstheleftandrightsideofthebezelasshowninFigure4.41
PressthebezelupsidehooksasshowninFigure4.42
LCDModule
RemovingtheLCDModule
44RemovingtheLCDHingeAssembly
M2x2.5*6
RemovethetapeandLVDScableconnector.ThendetachtheLVDScable
45RemovingtheLVDScable
InstallingtheLCDModule
Installtheinverterboardaccordingtothefollowingprocedures
47RemovingtheLCDModulefromtheLCDcoverassembly
LiftthemicrophonecablefromtheLCDcoverassembly
InstallingtheCMOSBoardandMicrophone
CMOSBoardandMicrophoneOptional
RemovingtheCMOSBoardandMicrophone
PrecautionsforhandlingtheLCDmodule
AppendixA HandlingtheLCDModule
SATELLITEA350SERIESMAINTENANCEMANUAL
DonotdisassembletheLCDmodule.Disassemblycancausemalfunctions
SystemBoardTopView
FigureB-1SystemBoardLayoutTop
SystemBoardBottomView
FigureB-2SystemBoardLayoutBottom
TableB-1SystemBoardICstopandbottom
Lock G Enerator SLG8SP556VTR
Jesata
AppendixC PinAssignments
SystemBoard Jfan
Jcrt
JFP
Jhdd
Jodd
JBT
Jcam
TableC-11WLANConnectorpinassignments52-pin
Jwlan
Jexp
Jlan
Jusbb
TableC-15SODIMMI/Fpinassignments200-PIN1/4
TableC-15SODIMMI/Fpinassignments200-PIN2/4
TableC-15SODIMMI/Fpinassignments200-PIN3/4
A10/AP
TableC-15SODIMMI/Fpinassignments200-PIN4/4
18 JKB1
Jline
Jmic
TableC-19CARDREADERconnectorpinassignments21-pin
Jread
TableC-20VGA/BConnectorpinassignments200-PIN1/4
Jmxm
Table C-20 VGA/B Connector pin assignments 200-PIN 2/4
TableC-20VGA/BConnectorpinassignments200-PIN3/4
GND +3VS +3VS +3VS
Jexmic
Jspk
Jmdc
Jpcm
S1IOWR#
AppendixD KeyboardScan/CharacterCodes
TableD-1Scancodesset1andset21/4
TableD-1Scancodesset1andset22/4
TableD-1Scancodesset1andset23/4
Cap Keytop Code set Make Break
TableD-1Scancodesset1andset24/4
TableD-2ScancodeswithleftShiftkey
With left Shift
Set E0 AA E0 B6 E0 2A E0 E0 F0
E0 12 E0
TableD-3ScancodesinNumlockmode
TableD-4ScancodeswithFnkey
TableD-5Scancodesinoverlaymode
TableD-7No.126keyscancode
Thiskeygeneratesonlymakecodes
AppendixE 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-1SeriesScrewTorqueList
Logup
AppendixG Reliability