Lenovo 4466, 4471, 4474, 4477, 4480, 4485, 4496, 4498, 4503, 4512, 4514, 4518, 4554, 7005, 7023

5.Disconnectthesystemfanassemblycablefromthesystemfanconnectoronthesyst emboard.See

“Locatingpartsonthesystemboard”onpage11.

6.Thesystemfanassemblyisattachedtothechassisbyfourrubbermounts.Removethesystemfan

assemblybycuttingtherubbermountsandliftingthesystemfanassemblyoutofthechassis.

Note:Thenewsystemfanassemblywillhavefournewrubbermountsattached.

Figure43.Removingthesystemfanassembly

7.Installthenewsystemfanassemblybyaligningthenewrubbermountsthatcamewiththenewsystem

fanassemblywiththecorrespondingholesinthechassis,andthenpushtherubbermountsthroughthe

holes.Then,carefullypullonthetipsoftherubbermountsfromthebottomuntilthenewsystemfan

assemblyissecuredinplace.

Figure44.Installingthesystemfanassembly

60ThinkCentreUserGuide

Contents

Main Page Page Page Contents Importantsafetyinformation.....vii Chapter1.Productoverview......1 Chapter2.Usingyourcomputer...15 Chapter3.Youandyourcomputer..21 Chapter6.Recoveryinformation...69 Chapter7.UsingtheSetupUtility program................77 iv Chapter8.Updatingsystem programs...............83 Chapter9.Preventingproblems...85 Page Page Importantsafetyinformation Serviceandupgrades Staticelectricityprevention Powercordsandpoweradapters Extensioncordsandrelateddevices Plugsandoutlets Externaldevices Heatandproductventilation Operatingenvironment Modemsafetyinformation Lasercompliancestatement Powersupplystatement Cleaningandmaintenance RussiaComplianceMarkforMarketAccess Page Chapter1.Productoverview Features Page Page Specications 4 Thissectionliststhephysicalspecicationsforyourcomput er. Softwareoverview SoftwareprovidedbyLenovo LenovoThinkVantageT ools ThinkVantageProductivityCenter LenovoWelcome LenovoThinkVantageT oolbox ProductRecovery ThinkVantageClientSecuritySolution ThinkVantagePasswordManager ThinkVantagePowerManager Page Locatingconnectorsontherearofyourcomputer 8 Page Locatingcomponents Locatingpartsonthesystemboard Figure4Systemboardpartslocationsonpage11showsthelocationsofthepartsonthesystemboard. Locatinginternaldrives Machinetypeandmodellabel Page Page Chapter2.Usingyourcomputer Frequentlyaskedquestions Usingthekeyboard UsingWindowsshortcutkeys UsingtheblueThinkVantagebutton Usingangerprintreader Usingthewheelmouse Adjustingaudio Aboutyourcomputeraudio Settingthevolumefromthedesktop SettingthevolumefromControlPanel UsingCDsandDVDs HandlingandstoringCDandDVDmedia PlayingaCDorDVD RecordingaCDorDVD Page Chapter3.Youandyourcomputer Accessibilityandcomfort Arrangingyourworkspace Comfort Glareandlighting Aircirculation Electricaloutletsandcablelengths RegisteryourcomputerwithLenovo Movingyourcomputertoanothercountryorregion Voltage-selectionswitch Replacementpowercords Page Chapter4.Security Securityfeatures Attachinganintegratedcablelock Usingpasswords BIOSpasswords Windowspasswords SettinguptheintegratedSecurityChip SettingtheSecurityChip Usingandunderstandingrewalls Protectingdataagainstviruses Chapter5.Installingorreplacinghardware Handlingstatic-sensitivedevices Installingorreplacinghardware Installingexternaloptions Openingthecomputercover Removingandreinstallingthefrontbezel Page Accessingthesystemboardcomponentsanddrives InstallingorreplacingaPCIcard Page Installingorreplacingamemorymodule Replacingthebattery Page Replacingtheheatsinkandfanassembly Page Page Replacingthepowersupplyassembly Page Page Page Page Replacingthemicroprocessor Page Page Replacingtheharddiskdrive Page Page Replacingtheopticaldrive Page Installingorreplacingthecardreader Installingthecardreader Page Page Replacingthecardreader Page Replacingthesystemfanassembly Page ReplacingthefrontaudioandUSBassembly Replacingtheinternalspeaker Page Page Page Page Replacingthekeyboardormouse Completingthepartsreplacement Obtainingdevicedrivers Chapter6.Recoveryinformation Creatingandusingrecoverymedia Creatingrecoverymedia Usingrecoverymedia Performingbackupandrecoveryoperations Performingabackupoperation Performingarecoveryoperation UsingtheRescueandRecoveryworkspace Creatingandusingarescuemedium Creatingarescuemedium Usingarescuemedium Reinstallingpreinstalledapplicationsanddevicedrivers Reinstallingsoftwareprograms Reinstallingdevicedrivers Solvingrecoveryproblems Page Chapter7.UsingtheSetupUtilityprogram StartingtheSetupUtilityprogram Viewingandchangingsettings Usingpasswords Passwordconsiderations Power-OnPassword AdministratorPassword HardDiskPassword Setting,changing,anddeletingapassword Erasinglostorforgottenpasswords(clearingCMOS) Enablingordisablingadevice Selectingastartupdevice Selectingatemporarystartupdevice Selectingorchangingthestartupdevicesequence EnablingErPcompliancemode Smartperformancechoices ExitingfromtheSetupUtilityprogram Page Chapter8.Updatingsystemprograms Usingsystemprograms Updating(ashing)theBIOSfromadisc Updating(ashing)theBIOSfromyouroperatingsystem RecoveringfromaPOS T/BIOSupdatefailure Chapter9.Preventingproblems Keepingyourcomputercurrent Gettingthelatestdevicedriversforyourcomputer Updatingyouroperatingsystem UsingSystemUpdate Cleaningandmaintenance Basics Cleaningyourcomputer Computer Keyboard Opticalmouse Displayscreen Goodmaintenancepractices Movingyourcomputer Page Page Chapter10.Troubleshootinganddiagnostics Basictroubleshooting Troubleshootingprocedure Troubleshooting Audioproblems NoaudioinWindows AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis insertedintoadrive Soundcomesfromoneexternalspeakeronly NoaudioinDOSapplicationsorgames CDproblems AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis insertedintoaCDdrive ACDorDVDdoesnotwork Unabletouseastartable(bootable)recoverymedium,suchastheProductRecovery CD,tostartyourcomputer DVDproblems BlackscreeninsteadofDVDvideo DVDmoviewillnotplay NoaudioorintermittentaudiowhileplayingDVDmovie Playbackisverysloworchoppy Invaliddiscornodiscfoundmessage Intermittentproblems Keyboard,mouse,orpointingdeviceproblems Allorsomekeysonthekeyboarddonotwork Themouseorpointingdevicedoesnotwork Thepointeronthescreendoesnotmovesmoothlywiththemouse Thengerprintreaderdoesnotwork Thewirelesskeyboarddoesnotwork Monitorproblems Wrongcharactersappearonthescr een Themonitorworkswhenyouturnonthecomputer,butgoesblankaftersomeperiod ofcomputerinactivity Themonitorworkswhenyouturnonthecomputer,butgoesblankwhenyoustart someapplicationprograms Theimageappearstobeickering Theimageisdiscolored Networkingproblems Ethernetproblems AwirelessLANproblem AwirelessWANproblem Bluetoothproblems Optionproblems Anoptionthatwasjustinstalleddoesnotwork Anoptionthatpreviouslyworkeddoesnotworknow Performanceandlockupproblems Insufcientfreeharddiskdrivespace Page Excessivenumberoffragmentedles Insufcientmemory Printerproblems Serialportproblems Softwareproblems Whenusingasortfeature,datesdonotsortinthecorrectorder Softwaredoesnotworkasexpected USBproblems Diagnosticprograms LenovoThinkVantageT oolbox PC-DoctorforDOS Creatingadiagnosticdisc Runningthediagnosticprogramfromadiagnosticdisc Chapter11.Gettinginformation,help,andservice Informationresources LenovoThinkVantageT ools ThinkVantageProductivityCenter LenovoWelcome SafetyandWarranty LenovoWebsite(http://www.lenovo.com) LenovoSupportWebsite Helpandservice Usingthedocumentationanddiagnosticprograms Callingforservice Usingotherservices Purchasingadditionalservices AppendixA.Regulatoryinformation Exportclassicationnotice Televisionoutputnotice EU-EMCDirective(2004/108/EC)EN55022classBStatementof Compliance Page AppendixB.WEEEandrecyclingstatements EuropeanUnion(EU)WEEEstatement Japanrecyclingstatements Page AppendixC.Powercordnotice 120 Page Page AppendixD.Notices Trademarks Index A B C D K L 126 M N T U V W

Lenovo - page 74

Models: 4466 4471 4474 4477 4480 4485 4496 4498 4503 4512 4514 4518 4554 7005 7023