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ReplacingtheWiFicardmodule......64
InstallingorremovingtherearWiFiantenna.66
InstallingorremovingtworearWiFi
antennas...............67
Replacingthesystemfan.........69
Replacingtheinternalspeaker.......72
Replacingthekeyboardormouse.....74
Completingthepartsreplacement.....75
Chapter6.Recoveryinformation...79
RecoveryinformationfortheWindows7operating
system..................79
Creatingandusingrecoverymedia.....79
Performingbackupandrecoveryoperations.80
UsingtheRescueandRecoveryworkspace.81
Creatingandusingarescuemedium....82
Reinstallingpreinstalledapplicationsand
devicedrivers.............83
Reinstallingsoftwareprograms......84
Reinstallingdevicedrivers........84
Solvingrecoveryproblems........84
RecoveryinformationfortheWindows8operating
system..................85
Chapter7.UsingtheSetupUtility
program................87
StartingtheSetupUtilityprogram.......87
Viewingandchangingsettings........87
Usingpasswords..............87
Passwordconsiderations.........88
Power-OnPassword..........88
AdministratorPassword.........88
HardDiskPassword...........88
Setting,changing,anddeletingapassword.88
Erasinglostorforgottenpasswords(clearing
CMOS)................89
Enablingordisablingadevice........89
Selectingastartupdevice..........90
Selectingatemporarystartupdevice....90
Selectingorchangingthestartupdevice
sequence...............90
EnablingErPcompliancemode........90
ExitingtheSetupUtilityprogram.......91
Chapter8.Updatingsystem
programs...............93
Usingsystemprograms...........93
Updating(ashing)theBIOSfromadisc....93
Updating(ashing)theBIOSfromyouroperating
system..................94
RecoveringfromaPOST/BIOSupdatefailure..94
Chapter9.Preventingproblems...95
Keepingyourcomputercurrent........95
Gettingthelatestdevicedriversforyour
computer...............95
Updatingyouroperatingsystem......95
UsingSystemUpdate..........96
Cleaningandmaintenance..........96
Basics................96
Cleaningyourcomputer.........97
Goodmaintenancepractices.......98
Movingyourcomputer...........98
Chapter10.Troubleshootingand
diagnostics..............99
Basictroubleshooting............99
Troubleshootingprocedure..........100
Troubleshooting..............100
Audioproblems............101
CDproblems.............102
DVDproblems.............103
Intermittentproblems..........105
Keyboard,mouse,orpointingdevice
problems...............105
Monitorproblems............107
Networkingproblems..........108
Optionproblems............111
Performanceandlockupproblems.....112
Printerproblems............113
Serialportproblems...........114
Softwareproblems...........114
USBproblems.............115
LenovoSolutionCenter...........116
Chapter11.Gettinginformation,help,
andservice.............117
Informationresources............117
LenovoThinkVantageTools........117
LenovoWelcome............117
HelpandSupport............117
SafetyandWarranty...........117
LenovoWebsite............117
LenovoSupportWebsite.........118
Helpandservice..............118
Usingthedocumentationanddiagnostic
program...............118
Callingforservice............118
Usingotherservices..........119
Purchasingadditionalservices......119
AppendixA.Notices.........121
Trademarks................122
iiThinkCentreUserGuide
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