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2TroubleshootingProcedures
Procedure1: TouchPadconnectioncheck
Procedure2: TouchPadreplacementcheck
Procedure1 TouchPadconnectioncheck
TheTouchPadisconnectedviatheTouchPadFPCtothesystemboard.Makesurethe TouchPadFPCcableisfirmlyconnectedtotheTouchPadandsystemboard.RefertoChapter 4,ReplacementProcedures,forinstructionsonhowtodisassemblethecomputerandthen performthefollowingchecks.
Ifanyoftheconnectionsareloose,reconnectfirmly.Ifanyoftheconnectionsisdamaged,or thereisstillanerror,gotoProcedure2.
Procedure2 TouchPadreplacementcheck
TheTouchPadunitorFPCmaybedefectiveordamaged.Replaceeachwithanewone followingthestepsinChapter4.IftheFDDisstillnotfunctioningproperly,replacethe systemboardwithanewonefollowingthestepsinChapter4.
SATELLITEL500D/PROL500DMAINTENANCEMANUAL23