Replacingthepowerswitchboard.....64
ReplacingtheWi-Ficardmodule......65
InstallingorremovingthefrontWi-Fi
antenna...............67
InstallingorremovingtherearWi-Fiantenna.69
Replacingtheinternalspeaker.......70
Replacingthecoverpresenceswitch....73
Replacingthesystemfan.........75
Replacingthethermalmodule.......77
Replacingthemicroprocessor.......79
Replacingthekeyboardormouse.....81
Completingthepartsreplacement.....82
Chapter6.Recoveryinformation...85
RecoveryinformationfortheWindows7operating
system..................85
Creatingandusingrecoverymedia.....85
Performingbackupandrecoveryoperations.86
UsingtheRescueandRecoveryworkspace.87
Creatingandusingarescuemedium....88
Reinstallingpreinstalledapplicationsand
devicedrivers.............89
Reinstallingsoftwareprograms......90
Reinstallingdevicedrivers........90
Solvingrecoveryproblems........90
RecoveryinformationfortheWindows8or
Windows8.1operatingsystem........91
Refreshingyourcomputer........91
Resettingyourcomputertothefactorydefault
settings................91
Usingtheadvancedstartupoptions....91
RecoveringyouroperatingsystemifWindows
8orWindows8.1failstostart.......92
Chapter7.UsingtheSetupUtility
program................93
StartingtheSetupUtilityprogram.......93
Viewingandchangingsettings........93
Usingpasswords..............93
Passwordconsiderations.........94
Power-OnPassword..........94
AdministratorPassword.........94
HardDiskPassword...........94
Setting,changing,anddeletingapassword.94
Erasinglostorforgottenpasswords(clearing
CMOS)................95
Enablingordisablingadevice........95
Selectingastartupdevice..........96
Selectingatemporarystartupdevice....96
Selectingorchangingthestartupdevice
sequence...............96
EnablingErPLPScompliancemode......96
ICEperformancemode...........97
ICEthermalalert..............97
ExitingtheSetupUtilityprogram.......98
Chapter8.Updatingsystem
programs...............99
Usingsystemprograms...........99
Updating(flashing)theBIOSfromadisc....99
Updating(flashing)theBIOSfromyouroperating
system..................100
RecoveringfromaPOST/BIOSupdatefailure..100
Chapter9.Preventingproblems..101
Keepingyourcomputercurrent........101
Gettingthelatestdevicedriversforyour
computer...............101
Updatingyouroperatingsystem......101
UsingSystemUpdate..........102
Cleaningandmaintenance..........102
Basics................102
Cleaningyourcomputer.........103
Goodmaintenancepractices.......104
Movingyourcomputer...........104
Chapter10.Troubleshootingand
diagnostics.............105
Basictroubleshooting............105
Troubleshootingprocedure..........106
Troubleshooting..............106
Audioproblems............107
CDproblems.............108
DVDproblems.............109
Intermittentproblems..........111
Keyboard,mouse,orpointingdevice
problems...............111
Monitorproblems............113
Networkingproblems..........114
Optionproblems............117
Performanceandlockupproblems.....118
Printerproblems............120
Serialconnectorproblems........120
Softwareproblems...........121
USBproblems.............122
LenovoSolutionCenter...........122
Chapter11.Gettinginformation,help,
andservice.............123
Informationresources............123
LenovoThinkVantageTools........123
HelpandSupport............123
SafetyandWarranty...........123
LenovoWebsite............123
iiThinkCentreM83andM93/pUserGuide