Replacingthecoverpresenceswitch....70
Replacingtheinternalspeaker.......72
ReplacingthefrontaudioandUSB
assembly...............74
ReplacingtheWiFiunits.........76
InstallingorremovingtherearWiFiantenna.80
InstallingorremovingthefrontWiFiantenna.82
Replacingthekeyboardormouse.....85
Completingthepartsreplacement.....85
Chapter6.Recoveryinformation...87
RecoveryinformationfortheWindows7operating
system..................87
Creatingandusingrecoverymedia.....87
Performingbackupandrecoveryoperations.88
UsingtheRescueandRecoveryworkspace.89
Creatingandusingarescuemedium....90
Reinstallingpreinstalledapplicationsand
devicedrivers.............91
Reinstallingsoftwareprograms......92
Reinstallingdevicedrivers........92
Solvingrecoveryproblems........92
RecoveryinformationfortheWindows8operating
system..................93
Chapter7.UsingtheSetupUtility
program................95
StartingtheSetupUtilityprogram.......95
Viewingandchangingsettings........95
Usingpasswords..............95
Passwordconsiderations.........96
Power-OnPassword..........96
AdministratorPassword.........96
HardDiskPassword...........96
Setting,changing,anddeletingapassword.96
Erasinglostorforgottenpasswords(clearing
CMOS)................97
Enablingordisablingadevice........97
Selectingastartupdevice..........98
Selectingatemporarystartupdevice....98
Selectingorchangingthestartupdevice
sequence...............98
EnablingErPcompliancemode........98
ICEperformancemode...........99
ICEthermalalert..............99
ExitingtheSetupUtilityprogram.......100
Chapter8.Updatingsystem
programs..............101
Usingsystemprograms...........101
Updating(ashing)theBIOSfromadisc....101
Updating(ashing)theBIOSfromyouroperating
system..................102
RecoveringfromaPOST/BIOSupdatefailure..102
Chapter9.Preventingproblems..103
Keepingyourcomputercurrent........103
Gettingthelatestdevicedriversforyour
computer...............103
Updatingyouroperatingsystem......103
UsingSystemUpdate..........104
Cleaningandmaintenance..........104
Basics................104
Cleaningyourcomputer.........105
Goodmaintenancepractices.......106
Movingyourcomputer...........106
Chapter10.Troubleshootingand
diagnostics.............107
Basictroubleshooting............107
Troubleshootingprocedure..........108
Troubleshooting..............108
Audioproblems............109
CDproblems.............110
DVDproblems.............111
Intermittentproblems..........113
Keyboard,mouse,orpointingdevice
problems...............113
Monitorproblems............115
Networkingproblems..........116
Optionproblems............119
Performanceandlockupproblems.....120
Printerproblems............122
Serialportproblems...........122
Softwareproblems...........123
USBproblems.............124
LenovoSolutionCenter...........124
Chapter11.Gettinginformation,help,
andservice.............125
Informationresources............125
LenovoThinkVantageTools........125
LenovoWelcome............125
HelpandSupport............125
SafetyandWarranty...........125
LenovoWebsite............125
LenovoSupportWebsite.........126
Helpandservice..............126
Usingthedocumentationanddiagnostic
program...............126
Callingforservice............126
Usingotherservices..........127
Purchasingadditionalservices......127
iiThinkCentreUserGuide