Lenovo 4163, 5042, 5046

Figure25.Installingthepowersupplyassembly

9.Connectthenewpowersupplyassemblycablestoalldrivesandthesystemboard.See“Locating

partsonthesystemboard”onpage9.

10.Lowerandpositiontheheatsinkfanductonthetopoftheheatsinkandfanassemblyuntilthetwo

screwholesintheheatsinkfanductarealignedwiththoseintheheatsinkandfanassembly.Install

thetwoscrewstosecur etheheatsinkfanduct.

Figure26.Installingtheheatsinkfanduct

Whattodonext:

•Toworkwithanotherpieceofhar dware,gototheappropriatesection.

•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage40.

30ThinkCentreUserGuide

Contents

Main Page Page Page Contents Importantsafetyinformation......v Chapter1.Productoverview......1 Chapter2.Installingorreplacing hardware...............13 Chapter3.Recoveryinformation...45 Chapter4.UsingtheSetupUtility program................51 Page Importantsafetyinformation Page Chapter1.Productoverview Features Page Specications Softwareoverview Thecomputercomeswithapr einstalledoperatingsystemandseveralsoftwareprogramsprovidedby Lenovo. SoftwareprovidedwithyourWindowsoperatingsystem ThissectionprovidesinformationaboutthesoftwareprovidedwithyourWindowsoperatingsystem. SoftwareprovidedbyLenovo Page LenovoThinkVantageToolbox AdobeReader Antivirussoftware Locations Locatingconnectors,controls,andindicatorsonthefrontofyour computer Locatingconnectorsandpartsontherearofyourcomputer 8 Locatingcomponents Locatingpartsonthesystemboard Locatinginternaldrives Page Page Chapter2.Installingorreplacinghardware Handlingstatic-sensitivedevices Installingorreplacinghardware Installingexternaloptions Removingthecomputercover Removingandreinstallingthefrontbezel Page Accessingthesystemboardcomponentsanddrives InstallingorreplacingaPCIcard Page Installingorreplacingamemorymodule Page Replacingthebattery Replacingtheheatsinkandfanassembly Page Page Replacingthemicroprocessor Page Replacingthepowersupplyassembly Page Page Page Replacingtheopticaldrive Page Page Replacingtheharddiskdrive Page Replacingthefrontfanassembly Page Replacingthekeyboard Replacingthemouse Completingthepartsreplacement Obtainingdevicedrivers Basicsecurityfeatures Integratedcablelock Padlock Passwordprotection Erasingalostorforgottenpassword(clearingCMOS) Page Page Chapter3.Recoveryinformation Creatingandusingrecoverymedia Creatingrecoverymedia Usingrecoverymedia Performingbackupandrecoveryoperations Performingabackupoperation Performingarecoveryoperation UsingtheRescueandRecoveryworkspace Creatingandusingarescuemedium Creatingarescuemedium Usingarescuemedium Installingorreinstallingdevicedrivers Solvingrecoveryproblems Chapter4.UsingtheSetupUtilityprogram StartingtheSetupUtilityprogram Viewingorchangingsettings Usingpasswords Passwordconsiderations Power-onpassword Administratorpassword Setting,changing,ordeletingapassword Enablingordisablingadevice Selectingastartupdevice Selectingatemporarystartupdevice Viewingorchangingthestartupdevicesequence ExitingtheSetupUtilityprogram Chapter5.Updatingsystemprograms Usingsystemprograms Updating(ashing)theBIOSfromadisc Updating(ashing)theBIOSfromyouroperatingsystem RecoveringfromaPOSTandBIOSupdatefailure Page Page Chapter6.Troubleshootinganddiagnosticprograms Basictroubleshooting Diagnosticprogr ams LenovoThinkVantageT oolbox PC-DoctorforDOS Creatingadiagnosticdisc Runningthediagnosticprogramfromthediagnosticdisc Cleaningthemouse Opticalmouse Non-opticalmouse Page Chapter7.Gettinginformation,help,andservice Informationresources OnlineBooksfolder LenovoThinkVantageT ools ThinkVantageProductivityCenter LenovoWelcome AccessHelp Safetyandwarranty LenovoWebsite(http://www.lenovo.com) Helpandservice Usingthedocumentationanddiagnosticprograms Callingforservice Usingotherservices Purchasingadditionalservices AppendixA.Notices Page Index A B C D K L 70 M N T U V W