Lenovo 7782, 7783, 7821, 7823, 7824

5.Removeanypartsthatmightpreventyouraccesstothememoryslots.Dependingonyourcomputer

model,youmightneedtoremovethePCIExpressx16graphicscardforeasieraccesstothememory

slots.See“InstallingorreplacingaPCIcar d”onpage27.

6.Dependingonwhetheryouareinstallingorreplacingamemorymodule,dooneofthefollowing:

•Ifyouarereplacinganoldmemorymodule,opentheretainingclipsandgentlypullthememory

moduleoutofthememoryslot.

Figure15.Removingamemorymodule

•Ifyouareinstallingamemorymodule,opentheretainingclipsofthememoryslotintowhichyou

wanttoinstallthememorymodule.

Figure16.Openingtheretainingclips

Chapter4.Installingorreplacinghardware31

Contents

Main Page Contents Importantsafetyinformation.....iii Chapter1.Productoverview......1 Chapter2.Youandyourcomputer..15 Chapter3.Security..........19 Chapter7.ConguringRAID.....65 Chapter8.Updatingsystem programs...............67 ii Chapter9.Troubleshootingand diagnostics..............69 Chapter10.Gettinginformation,help, andservice..............73 Importantsafetyinformation Serviceandupgrades Staticelectricityprevention Powercordsandpoweradapters Extensioncordsandrelateddevices Plugsandoutlets Externaldevices Heatandproductventilation Operatingenvironment Modemsafetyinformation Lasercompliancestatement Powersupplystatement Cleaningandmaintenance Page Chapter1.Productoverview Features Page Page Specications 4 Thissectionliststhephysicalspecicationsforyourcomputer . Softwareoverview SoftwareprovidedbyLenovo LenovoThinkVantageT ools LenovoWelcome LenovoSolutionCenter AdobeReader Antivirussoftware Locations Locatingconnectors,controls,andindicatorsonthefrontofyour computer Locatingconnectorsontherearofyourcomputer 8 Page Locatingcomponents Locatingpartsonthesystemboard Figure4Systemboardpartlocationsonpage11showsthelocationsofthepartsonthesystemboard. Locatinginternaldrives Machinetypeandmodellabel Page Page Chapter2.Youandyourcomputer Accessibilityandcomfort Arrangingyourworkspace Comfort Glareandlighting Aircirculation Electricaloutletsandcablelengths RegisteryourcomputerwithLenovo Movingyourcomputertoanothercountryorregion Voltage-selectionswitch Replacementpowercords Page Chapter3.Security Securityfeatures Page Attachinganintegratedcablelock Usingpasswords BIOSpasswords Windowspasswords Conguringthengerprintreader Usingandunderstandingrewalls Protectingdataagainstviruses Page Page Chapter4.Installingorreplacinghardware Handlingstatic-sensitivedevices Installingorreplacinghardware Installingexternaloptions Removingthecomputercover Removingandreinstallingthefrontbezel InstallingorreplacingaPCIcard Page Page Installingorreplacingamemorymodule Page Installingorreplacingtheopticaldrive Page Replacingthecardreader Page Replacingthepowersupplyassembly Page Replacingtheheatsinkandfanassembly Page Replacingtheprimaryharddiskdrive Page Replacingthesecondaryharddiskdrive Page Replacingthefrontfanassembly Page Replacingtherearfanassembly Page Replacingthekeyboardormouse Completingthepartsreplacement Obtainingdevicedrivers Chapter5.Recoveryinformation Creatingandusingrecoverymedia Creatingrecoverymedia Usingrecoverymedia Performingbackupandrecoveryoperations Performingabackupoperation Performingarecoveryoperation UsingtheRescueandRecoveryworkspace Creatingandusingarescuemedium Creatingarescuemedium Usingarescuemedium Reinstallingpreinstalledapplicationsanddevicedrivers Reinstallingsoftwareprograms Reinstallingdevicedrivers Solvingrecoveryproblems Page Page Chapter6.UsingtheSetupUtilityprogram StartingtheSetupUtilityprogram Viewingandchangingsettings Usingpasswords Passwordconsiderations Power-OnPassword AdministratorPassword HardDiskPassword Setting,changing,anddeletingapassword Erasinglostorforgottenpasswords(clearingCMOS) Enablingordisablingadevice Selectingastartupdevice Selectingatemporarystartupdevice Selectingorchangingthestartupdevicesequence EnablingErPcompliancemode Smartperformancechoices ExitingtheSetupUtilityprogram Page Chapter7.ConguringRAID RAIDLevel ConguringthesystemBIOStoenableSATARAIDfunctionality CreatingRAIDvolumes DeletingRAIDvolumes Resettingdiskstonon-RAID Chapter8.Updatingsystemprograms Usingsystemprograms Updating(ashing)theBIOSfromadisc Updating(ashing)theBIOSfromyouroperatingsystem RecoveringfromaPOS T/BIOSupdatefailure Chapter9.Troubleshootinganddiagnostics Basictroubleshooting Diagnosticprogr ams LenovoSolutionCenter LenovoThinkVantageToolbox PC-DoctorforDOS Creatingadiagnosticdisc Runningthediagnosticprogramfromadiagnosticdisc LenovoDiagnostics Cleaninganopticalmouse Chapter10.Gettinginformation,help,andservice Informationresources LenovoThinkVantageT ools LenovoWelcome HelpandSupport LenovoSupportWebsite Helpandservice Usingthedocumentationanddiagnosticprograms Callingforservice Usingotherservices Purchasingadditionalservices Page AppendixA.Notices Trademarks AppendixB.Regulatoryinformation Exportclassicationnotice Televisionoutputnotice Electronicemissionsnotices FederalCommunicationsCommissionDeclarationofConformity Page Additionalregulatoryinformation Page AppendixC.WEEEandrecyclinginformation ImportantWEEEInformation Recyclinginformation RecyclinginformationforBrazil BatteryrecyclinginformationforTaiwan BatteryrecyclinginformationfortheEuropeanUnion Page Page Page Index A B C D K L 90 M N T U V W

Lenovo - page 41

Models: 7782 7783 7821 7823 7824