Lenovo 5248 User Manual

ThinkCentre UserGuide

MachineTypes:0800,0852,0870,2471,2557,3091,3265,3373, 3429,3650,3678,4285,5205,and5248

ThinkCentre UserGuide

MachineTypes:0800,0852,0870,2471,2557,3091,3265,3373, 3429,3650,3678,4285,5205,and5248

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe ThinkCentreSafetyandWarrantyGuideandAppendixA“Notices”onpage77.

ThirdEdition(June2012)

©CopyrightLenovo2010,2012.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration “GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents

Importantsafetyinformation......v

Chapter1.Productoverview......1

Features..................1

Single-touchandmulti-touchfeature.....3

Specications................4

Softwareoverview..............5

SoftwareprovidedwithyourWindows

operatingsystem.............5

Locatingcomputercontrols,connectors,and

parts...................7

Frontview................7

Rearview................9

Componentlocations..........10

Systemboardpartandconnectorlocations.12

Chapter2.Installingorreplacing

hardware...............13

Installingorreplacinghardware........13

Installingexternaloptions........13

Installingacomputerwallmount......13

Removingthecomputercover.......14

Removingorreinstallingtheframestand..14

Removingorreinstallingtheliftstand....15

RemovingorreinstallingtherearI/Oassembly

cover................17

RemovingorreinstallingtheVESAframe

cover................18

RemovingorreinstallingtheVESAframe..19

Installingorreplacingamemorymodule...20

Replacingthebattery..........22

Replacingtheharddiskdrive.......23

Replacingtheopticaldrive........26

Replacingtheheatsink.........27

Replacingthemicroprocessor.......30

ReplacingtheWI-FIcard.........32

ReplacingtheBluetoothmodule......33

Replacingthemulti-touchboard......34

Replacingtheambientlightsensor.....36

ReplacingtheExpressCard........37

Replacingtheinternalspeakers......38

Replacingtheintegratedcamerawith

microphone..............39

Replacingthemicroprocessorfanassembly.40

Replacingthecardreader........42

ReplacingtherearI/Oassembly......43

ReplacingtherightI/Oassembly......44

Replacingthepowersupply.......45

Replacingthekeyboard.........47

Replacingthemouse..........49

Completingthepartsreplacement.....50

Obtainingdevicedrivers...........51

Basicsecurityfeatures...........51

Integratedcablelock..........51

Passwordprotection..........52

Erasinglostorforgottenpasswords(clearing

CMOS)................52

Chapter3.Recoveryinformation...55

Creatingandusingrecoverymedia......55

Creatingrecoverymedia.........55

Usingrecoverymedia..........55

Performingbackupandrecoveryoperations...56

Performingabackupoperation......56

Performingarecoveryoperation......57

UsingtheRescueandRecoveryworkspace...57

Creatingandusingarescuemedium......58

Creatingarescuemedium........58

Usingarescuemedium.........59

Installingorreinstallingdevicedrivers.....59

Solvingrecoveryproblems..........60

Chapter4.UsingtheSetupUtility

program................61

StartingtheSetupUtilityprogram.......61

Viewingorchangingsettings.........61

Usingpasswords..............61

Passwordconsiderations.........62

Administratorpassword.........62

Power-onpassword...........62

Harddiskdrivepassword........62

Setting,changing,ordeletingapassword..62

Enablingordisablingadevice........63

Selectingastartupdevice..........63

Selectingatemporarystartupdevice....63

Viewingorchangingthestartupdevice

sequence...............63

ExitingtheSetupUtilityprogram.......64

Chapter5.Updatingsystem

programs...............65

Usingsystemprograms...........65

Updating(ashing)theBIOSfromadisc....65

Updating(ashing)theBIOSfromyouroperating

system..................66

©CopyrightLenovo2010,2012

iii

RecoveringfromaPOST/BIOSupdatefailure..66

Chapter6.Troubleshootingand

diagnosticprograms.........69

Basictroubleshooting............69

Diagnosticprograms............70

LenovoSolutionCenter.........70

LenovoThinkVantageT oolbox.......71

PC-DoctorforRescueandRecovery....71

PC-DoctorforDOS...........71

Cleaninganopticalmouse..........72

Chapter7.Gettinginformation,help,

andservice..............73

Informationresources............73

OnlineBooksfolder...........73

LenovoThinkVantageT ools........73

ThinkVantageProductivityCenter.....73

LenovoWelcome............74

AccessHelp..............74

Safetyandwarranty...........74

LenovoWebsite............74

LenovoSupportWebsite.........75

Helpandservice..............75

Usingthedocumentationanddiagnostic

programs...............75

Callingforservice............75

Usingotherservices..........76

Purchasingadditionalservices......76

AppendixA.Notices..........77

Televisionoutputnotice...........78

ImportantWEEEInformation.........78

Recyclinginformation............78

RecyclinginformationforBrazil........79

BatteryrecyclinginformationforT aiwan.....80

BatteryrecyclinginformationfortheEuropean

Union..................80

Trademarks................80

AppendixB.RestrictionofHazardous

SubstancesDirective(RoHS).....83

ChinaRoHS................83

TurkishRoHS...............83

UkraineRoHS...............83

IndiaRoHS................84

Index..................85

ivThinkCentreUserGuide

Importantsafetyinformation

CAUTION: Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis product.RefertotheThinkCentreSafetyandWarrantyGuidethatyoureceivedwiththisproductfor thelatestsafetyinformation.Readingandunderstandingthissafetyinformationreducestheriskof personalinjuryandordamagetoyourproduct.

IfyounolongerhaveacopyoftheThinkCentreSafetyandWarrantyGuide,youcanobtainaPortable DocumentFormat(PDF)versionfromtheLenovo http://www.lenovo.com/support

SupportWebsiteat:

©CopyrightLenovo2010,2012

viThinkCentreUserGuide

Chapter1.Productoverview

Thischapterprovidesinformationaboutthecomputerfeatures,specications,preinstalledsoftware programs,andconnectorandpartlocations.

Thischaptercontainsthefollowingtopics:

•“Features”onpage1

•“Specications”onpage4

•“Softwareoverview”onpage5:Thissectionprovidesinformationaboutthesoftwareprogramsprovided withyourcomputer.

•“Locatingcomputercontrols,connectors,andparts”onpage7:Thissectionprovidesinformationto helpyoulocateyourcomputercontrols,connectorsandparts.

:Thissectionprovidesinformationaboutthecomputerfeatures.

:Thissectionliststhephysicalspecicationsforyourcomputer.

Features

Thissectionprovidesinformationaboutthecomputerfeatures.

Systeminformation

Thefollowinginformationcoversavarietyofmodels.Forinformationaboutyourspecicmodel,usethe SetupUtilityprogram.SeeChapter4“UsingtheSetupUtilityprogram”onpage61

Microprocessor

Yourcomputercomeswithoneofthefollowingmicroprocessors(internalcachesizevariesbymodeltype):

•Intel

•IntelCorei5microprocessor

•IntelPentium

Core™i3microprocessor

microprocessor

Memorymodule(s)

•Supportsuptotwodoubledatarate3dualinlinememorymodules(DDR3DIMMs)

Note:Yourcomputersupportsboth1066MHzand1333MHzDDR3memorymodules.However,ifyou areusingthe1333MHzmemorymodule(s)withamicroprocessorthatrunsat1066MHz(suchasthe IntelPentiumG6950microprocessor),yourmemorymodule(s)willoperateat1066MHz.

Internaldrives

•OneslimSerialAdvancedTechnologyAttachment(SATA)opticaldrive

•OneSAT Aharddiskdrive

Videosubsystem

•IntegratedgraphicscardforaVideoGraphicsArray(VGA)INconnectorandaDisplayPortoutconnector

Audiosubsystem

•Integratedhigh-denition(HD)audio

•Microphoneconnectorandheadphoneconnector

•Internalspeakers

©CopyrightLenovo2010,2012

Connectivity

•10/100/1000MbpsEthernetcontroller

Systemmanagementfeatures

•Abilitytostorethepower-onself-test(POST)hardwaretestresults

•AdvancedCongurationandPowerInterface(ACPI)support

•Automaticpower-onstartup

•DesktopManagementInterface(DMI)

•IntelActiveManagementT echnology(AMT)(availableinsomemodels)

•IntelRapidStorageTechnology

•PrebootExecutionEnvironment(PXE)

•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware

•WakeonLAN

•WindowsManagementInstrumentation(WMI)

Input/Output(I/O)features

•OneDisplayPortconnector

•OneEthernetconnector

•Oneoptional9-pinserialport

•Oneoptionalcardreader

•OneoptionalExpressCardslot

•OneoptionalPersonalSystem/2(PS/2)keyboardconnector

•OneoptionalPS/2mouseconnector

•OneVGAINconnector

•SixUniversalSerialBus(USB)connectors

•T woaudioconnectors(microphoneconnectorandheadphoneconnector)

•Wirelesskeyboardandmouse(availableinsomemodels)

FormoreinformationaboutI/Ofeatures,see“Rearview”onpage9

Expansion

•Oneharddiskdrivebay

•Oneopticaldrivebay

Powersupply

•150-wattauto-sensingpowersupply

Securityfeatures

•Computrace

•Coverpresenceswitch(alsocalledintrusionswitch)(availableinsomemodels)

•EnablingordisablingSATAdevices

•Enablingordisablingtheserialport

•EnablingordisablingUSBconnectorsindividually

2ThinkCentreUserGuide

•Keyboardwithngerprintreader(shippedwithsomemodels)

•Power-onpassword(POP),administratorpassword,andharddiskdrivepasswordtodeterunauthorized useofyourcomputer

•Startupsequencecontrol

•Startupwithoutkeyboardormouse

•Supportfortheadditionofanintegratedcablelock(Kensingtonlock)

•T rustedPlatformModule(TPM)

Preinstalledsoftwareprograms

Yourcomputerispreinstalledwithsomesoftwareprogramstohelpyouworkmoreeasilyandsecurely.For moreinformation,see“Softwareoverview”onpage5

Preinstalledoperatingsystem

Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:

•Microsoft

Windows

•MicrosoftWindowsVista

Operatingsystem(s),certiedortestedforcompatibility

•Linux

(variesbymodeltype)

Single-touchandmulti-touchfeature

Note:Thesingle-touchfeatureormulti-touchfeatureisonlyavailableonsomecomputermodels.

Yourcomputermightcomewiththesingle-touchfeatureormulti-touchfeaturedependingonyourmodel. Ifthesingle-touchfeatureorthemulti-touchfeatureisavailableonyourcomputer,youcantapthetouch screenoncewithyourngertomakeasingleclick.T omakeadouble-click,taptwicewithoutpausing. Tomakearight-click,tapthetouchscreenonceandthenholdyourngeronthetouchscreenuntila roundcircleisdisplayed.Then,liftyourngeroffthetouchscreen.Acontextmenuwillbedisplayed, whereyoucanmakeselections.

Usingthesingle-touchfeature:Thesingle-touchfeatureenablesyoutouseonlyonengeratatimeto interactwithyourcomputer.

Usingthemulti-touchfeature:Themulti-touchfeatureenablesyoutouseoneortwongerstointeract withyourcomputer.Forexample,youcanzoomin,zoomout,scroll,orrotateonthetouchscreenwithtwo ngerswhilebrowsingtheInternetorreadingoreditingadocument.

Thefollowingtableshowsthesupportedtouchfeatureoneachoperatingsystemedition.

1.Theoperatingsystem(s)listedherearebeingcertiedortestedforcompatibilityatthetimethispublicationgoesto

press.AdditionaloperatingsystemsmightbeidentiedbyLenovoascompatiblewithyourcomputerfollowingthe publicationofthismanual.Thislistissubjecttochange.Todetermineifanoperatingsystemhasbeencertiedor testedforcompatibility,checktheWebsiteoftheoperatingsystemvendor.

Chapter1.Productoverview3

Table1.Operatingsystemeditionandsupportedtouchfeature

OperatingsystemeditionSupportedtouchfeature

Windows7Enterprise

Windows7HomeBasic

Windows7HomePremium

Windows7Professional

Windows7StarterSingle-touch

Windows7Ultimate

Single-touchormulti-touch

Single-touch

Single-touchormulti-touch

Specications

Thissectionliststhephysicalspecicationsforyourcomputer.

Computerdimensions(withoutastandandframefoot)

Width:560mm(22.05inches)

Height:392mm(15.43inches)

Depth:79mm(3.11inches)or86mm(3.39inches)(variesbyconguration)

Computerdimensions(withastandandframefoot)

•Width:560mm(22.05inches)

•Maximumheight:

–421.9mm(16.61inches)(withaframestandandframefoot)

–566.9mm(22.32inches)(withaliftstand)

•Depth:rangesfrom109mm(4.29inches)to250mm(9.84inches)(variesbyconguration)

Computerweight

Maximumcongurationasshipped:14.1kg(31.09lbs)

Touchscreendimensions

Width:531.4mm(20.92inches)

Height:311.6mm(12.27inches)

Depth:2mm(0.08inch)

Liftstand

Heightadjustment:110mm(4.33inches)

Tiltadjustment:-5°to25°fromthevertical

Framestand

Tiltadjustment:15°to45°fromthevertical

Environment

•Airtemperature:

Operating:10°Cto35°C(50°Fto95°F)

Non-operating:-20°Cto60°C(-4°Fto140°F)(withpackage)

•Humidity:

Operating:20%to80%(10%perhour,non-condensing)

Non-operating:20%to80%(10%perhour,non-condensing)

•Altitude:

4ThinkCentreUserGuide

Operating:-50to10000ft(-15.2to3048m)

Non-operating:-50to35000ft(-15.2to10668m)

Electricalinput

•Inputvoltage:

–Lowrange:

Minimum:100Vac

Maximum:127Vac

Inputfrequencyrange:50to60Hz

–Highrange:

Minimum:200Vac

Maximum:240Vac

Inputfrequencyrange:50to60Hz

Softwareoverview

Thecomputercomeswithapreinstalledoperatingsystemandseveralpreinstalledapplications.

SoftwareprovidedwithyourWindowsoperatingsystem

ThissectionprovidesinformationaboutthesoftwareprovidedwithyourWindowsoperatingsystem.

SoftwareprovidedbyLenovo

ThefollowingsoftwareprogramsareprovidedbyLenovotohelpyouimproveproductivityandreducethe costassociatedwithmaintainingyourcomputer.Softwareprogramsprovidedwithyourcomputermight varydependingonyourmodeltypeandpreinstalledoperatingsystem.

LenovoThinkVantageT ools

TheLenovoThinkVantage accesstovarioustoolstohelpyouworkmoreeasilyandsecurely.Formoreinformation,see“Lenovo ThinkVantageTools”onpage73

ThinkVantageProductivityCenter

TheThinkVantageProductivityCenterprogramguidesyoutoahostofinformationsourcesandtoolsto helpyousetup,understand,andmaintainyourcomputer,andenhanceyourcomputerperformance.For moreinformation,see“ThinkVantageProductivityCenter”onpage73.

Note:TheThinkVantageProductivityCenterprogramisonlyavailableoncomputerspreinstalledwith theWindowsVistaoperatingsystemfromLenovo.

LenovoWelcome

TheLenovoWelcomeprogramintroducessomeinnovativebuilt-infeaturesofLenovotoyouandguidesyou throughsomeimportantsetuptaskstohelpyoumakethemostofyourcomputer.

ProductRecovery

TheProductRecoveryprogramenablesyoutorestorethecontentsoftheharddiskdrivetothefactory defaultsettings.

Toolsprogramguidesyoutoahostofinformationsourcesandprovideseasy

Chapter1.Productoverview5

ThinkVantageRescueandRecovery

TheThinkVantageRescueandRecovery®programisaonebuttonrecoveryandrestoresolutionthat includesasetofself-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfrom systemcrashes,evenifyoucannotstarttheWindowsoperatingsystem.

PowerManager

ThePowerManagerprogramprovidesconvenient,exible,andcompletepowermanagementforyour ThinkCentre®computer.ByusingthePowerManagerprogram,youcanadjustyourpowersettingsto achievethebestbalancebetweensystemperformanceandpowersaving.

PasswordManager

ThePasswordManagerprogramhelpsyouautomaticallycaptureandllinauthenticationinformationfor WindowsapplicationsandWebsites.

ThinkVantageSystemUpdate

TheThinkVantageSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-dateby downloadingandinstallingsoftwarepackages(ThinkVantageapplications,devicedrivers,BIOSupdates, andotherthirdpartyapplications).Someexamplesofsoftwarethatyoushouldkeepupdatedareprograms providedbyLenovo,suchastheRescueandRecoveryprogramandtheThinkVantageProductivityCenter program.

LenovoSolutionCenter

Note:Dependingonthedatewhenyourcomputerwasmanufactured,yourcomputerispreinstalledwith

eithertheLenovoSolutionCenterprogramortheLenovoThinkVantageToolboxprogramfordiagnostic purposes.ForadditionalinformationabouttheLenovoThinkVantageToolboxprogram,see“Lenovo ThinkVantageToolbox”onpage6

TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along withhintsandtipsformaximumsystemperformance.See“LenovoSolutionCenter”onpage70 information.

fordetailed

LenovoThinkVantageT oolbox

Note:Dependingonthedatewhenyourcomputerwasmanufactured,yourcomputerispreinstalledwith

eithertheLenovoSolutionCenterprogramortheLenovoThinkVantageToolboxprogramfordiagnostic purposes.ForadditionalinformationabouttheLenovoSolutionCenterprogram,see“LenovoSolution Center”onpage6

TheLenovoThinkVantageToolboxprogramhelpsyoumaintainyourcomputer,improvecomputingsecurity, diagnosecomputerproblems,getfamiliarwiththeinnovativetechnologiesprovidedbyLenovo,andgetmore informationaboutyourcomputer.Formoreinformation,see“LenovoThinkVantageToolbox”onpage71.

PC-DoctorforRescueandRecovery

ThePC-DoctorforRescueandRecoverydiagnosticprogramispreinstalledonyourThinkCentrecomputer aspartoftheRescueandRecoveryworkspacetohelpyoudiagnosehardwareproblems.Itcanalsoreport operating-system-controlledsettingsthatinterferewiththecorrectoperationofyoursystem.Usethe PC-DoctorforRescueandRecoverydiagnosticprogramifyouareunabletostarttheWindowsoperating system.Formoreinformation,see“PC-DoctorforRescueandRecovery”onpage71.

AdobeReader

TheAdobeReaderprogramisatoolusedtoview,print,andsearchPDFdocuments.

See“OnlineBooksfolder”onpage73

6ThinkCentreUserGuide

formoreinformationaboutaccessingandviewingthepublications.

Antivirussoftware

Yourcomputercomeswithantivirussoftwarethatyoucanusetodetectandeliminateviruses.Lenovo providesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After30days, youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.

Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpsystemofyourantivirus software.

Locatingcomputercontrols,connectors,andparts

Thissectionprovidesinformationtohelpyoulocateyourcomputercontrols,connectors,andparts.

Frontview

Figure1“Frontcontrolandpartlocations”onpage7showsthelocationsofthecontrolsandpartsonthe frontofyourcomputer.

Figure1.Frontcontrolandpartlocations

1Integratedcamerawithmicrophone(MIC)

(availableinsomemodels)

2Integratedcameraon/offbutton9Menu/Enter

8Wirelessactivityindicator

Chapter1.Productoverview7

3Liquidcrystaldisplay(LCD)panel10Brightnesscontrol/Right

4Powerswitch

5Powerindicator

6Harddiskdriveactivityindictor

7Bluetoothactivityindicator

11Imagesetupcontrol/Left

12Monitormodecontrol/Exit

13Microphonemute/oncontrol

Usingyourcomputerinmonitormode

Yourcomputercanworkintwomodes:computermodeormonitormode.Thissectionprovidesinstructions onhowtouseyourcomputerinmonitormode.

Touseyourcomputerinmonitormode,youneedtohaveasecondcomputer.ConnectoneendoftheVGA cabletotheVGAINconnectorontherearofyourcomputer,andtheotherendtotheVGAconnectoron

thesecondcomputer.Usethemonitormodecontrolonthefrontofyourcomputertoswitchyour computerbetweencomputermodeandmonitormode.

Thefollowingtableshowsthefunctionsofeachcontrolwhenyourcomputerworksincomputermode ormonitormode.

IconControlDescription

Enter

OpenthemainOn-ScreenDisplay(OSD)menu.

Conrmaselection.

BrightnesscontrolAdjustoverallmonitorbrightness.

RightMovetotheright.

ImagesetupcontrolAutomaticallyoptimizetheimage.

LeftMovetotheleft.

Cancel/ExitCancelanoperationorexitthemainOSDmenu.

Monitormodecontrol

Switchyourcomputerbetweencomputermodeandmonitormode.

8ThinkCentreUserGuide

Rearview

Figure2“Rearconnectorlocations”onpage9showsthelocationsoftheconnectorsontherearofyour computer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewhereto connectthecablesonyourcomputer.

Figure2.Rearconnectorlocations

1Cardreader(availableinsomemodels)

2USBconnector

3Headphoneconnector11Ethernetconnector

4Microphoneconnector

5USBconnector

6Serialport(availableinsomemodels)14VGAINconnector

7PS/2mouseconnector(availableinsomemodels)15ExpressCardslot(availableinsomemodels)

8PS/2keyboardconnector(availableinsome

9Powercordconnector

10Integratedcablelockslot

12USBconnectors(4)

13DisplayPortoutconnector

models)

ConnectorDescription

DisplayPortoutconnector

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices thatuseaDisplayPortconnector.

Ethernetconnector

UsedtoattachanEthernetcableforalocalareanetwork(LAN). Note:TooperatethecomputerwithinFCCClassBlimits,useaCategory5Ethernet cable.

MicrophoneconnectorUsedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundor

ifyouusespeech-recognitionsoftware.

PS/2keyboardconnector

UsedtoattachakeyboardthatusesaPS/2keyboardconnector.

(optional)

Chapter1.Productoverview9

ConnectorDescription

PS/2mouseconnector (optional)

Serialport(optional)

USBconnectorUsedtoattachadevicethatrequiresaUSBconnector,suchasaUSBkeyboard,aUSB

VGAINconnectorUsedtoconnectyourcomputertoaVGAmonitorconnectoronasecondcomputerso

Usedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2mouse connector.

Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea9-pin serialport.

mouse,aUSBscanner,oraUSBprinter.IfyouhavemorethaneightUSBdevices,you canpurchaseaUSBhub,whichyoucanusetoconnectadditionalUSBdevices.

thatyoucanuseyourcomputerinmonitormode.

Componentlocations

Figure3“Componentlocations”onpage10showsthelocationsofthevariouscomponentsinyour computer.T oremovethecomputercoverandaccesstheinsideofthecomputer,see“Removingthe computercover”onpage14.

Figure3.Componentlocations

10ThinkCentreUserGuide

1Framestand15Internalspeaker

2VideoElectronicsStandardsAssociation(VESA)

16Framefoot

framecover

3Fanduct17Harddiskdrive

4Heatsink

5Memorymodules(2)19Cardreader*

6WI-FIcard*

7Microprocessorfan

8Battery

9ExpressCard*23Opticaldrive*

10RearI/Oassembly

11Internalspeaker25Integratedcamerawithmicrophone*

12Bluetoothmodule*26Ambientlightsensor*

13Systemfan

14RearI/Oassemblycover28VESAframe

18RightI/Oassembly

20Opticaldrivebay

21Inverter

22Computermainbracket

24Powersupply

27Multi-touchboard*

Notes:

1.*denotesoptionalparts,whichareavailableinsomemodels.

2.Y ourcomputermightcomewithaframestandoraliftstand.Formoreinformationabouttheliftstand, see“Removingorreinstallingtheliftstand”onpage15.

Chapter1.Productoverview11

Systemboardpartandconnectorlocations

Figure4“Systemboardpartandconnectorlocations”onpage12showsthelocationsofthepartsand connectorsonthesystemboard.

Figure4.Systemboardpartandconnectorlocations

1Microprocessor

2Multi-touchboardcableconnector

3Integratedcameracableconnector17Thermalsensorconnector

4Memoryslots(2)18RightI/Oassemblycableconnector

5MiniPCIExpressslot

6Ambientlightsensorcableconnector

7Bluetoothmodulecableconnector

8Wirelesskeyboardandmouseconnector

9ClearComplementaryMetalOxideSemiconductor

15RearI/Oassemblyconnector

16COMconnector

19Harddiskdrivepowerconnector

20PS/2keyboardandmouseconnector

21SATAconnector

22SATAconnector

23Opticaldrivepowerconnector

(CMOS)/Recoveryjumper

10Battery

11Microprocessorfanconnector

12Internalspeakercableconnector26Inverterconnector

13Powerswitchcableconnector

14ExpressCardconnector

24Low-voltagedifferentialsignaling(LVDS)cableconnector

25Systemfanconnector

27Powersupplyfanconnector

28Powersupplyconnector

12ThinkCentreUserGuide

Chapter2.Installingorreplacinghardware

Thischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.

Thischaptercontainsthefollowingtopics:

•“Installingorreplacinghardware”onpage13

•“Obtainingdevicedrivers”onpage51

•“Basicsecurityfeatures”onpage51

Installingorreplacinghardware

Thissectionprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.Youcanmaintain yourcomputerorexpandthecapabilitiesofyourcomputerbyinstallingorreplacinghardware.

Notes:

1.UseonlycomputerpartsprovidedbyLenovo.

2.Wheninstallingorreplacinganoption,usetheappropriateinstructionsinthissectionalongwiththe instructionsthatcomewiththeoption.

Installingexternaloptions

Youcaninstallexternaloptionstoyourcomputer,suchasexternalspeakers,aprinter,orascanner.For someexternaloptions,youmustinstalladditionalsoftwareinadditiontomakingthephysicalconnection. Whenyouinstallanexternaloption,see“Locatingcomputercontrols,connectors,andparts”onpage7 identifytherequiredconnector.Then,usetheinstructionsthatcomewiththeoptiontohelpyoumakethe connectionandinstallanysoftwareordevicedriversthatarerequiredfortheoption.

Installingacomputerwallmount

CAUTION: Ifyouwishtoperformaselfinstallationofawallmountingunitforthisproduct,Lenovorecommends thatyouselectawallmountproductthatiscertiedbyUnderwritersLaboratories(UL),Intertek(ETL), theCanadianStandardsAssociation(CSANRTL),TUVRheinlandofNorthAmerica(TUVUS),orany othersafetytestlaboratorythatisrecognizedbytheUnitedStatesOccupationalSafetyandHealth Administration(OSHA).T oavoidtheriskofpersonalinjuryordamagetoequipment,selfinstallers shouldensurethattheweightbearingcapacityofthewallmountproductisratedabove12kg(26.5 lbs),sothatitcansupportthemachineforlongtimeoperationsafely.

YourcomputersupportsVESAstandard100mm×100mm(3.94inches×3.94inches)wallmounts.For propermounting,usefourscrewsofthefollowingspecications: Diameter×Pitch×Length:4mm×0.7mm×10mm(0.16inch×0.03inch×0.39inch)

Note:Wheninstallingacomputerwallmount,makesurethatyouleaveatleasta60mm(2.36inches)space betweenthewallandyourcomputerforeasyaccesstotheconnectorsontherearofyourcomputer.

Removingthecomputercover

Attention:

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre SafetyandWarrantyGuide,goto: http://www.lenovo.com/support

Thissectionprovidesinstructionsonhowtoremovethecomputercover.

CAUTION:

Turnoffthecomputerandwaitthreetoveminutestoletthecomputercoolbeforeremovingthe computercover.

Toremovethecomputercover,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

3.Removeanylockingdevicethatsecuresthecomputercover,suchasanintegratedcablelock.See “Integratedcablelock”onpage51

4.Pressthetwocover-releasebuttonsonthecomputercoverasshown,slidethecomputercovertoward thetopofthecomputer,andthenliftthecomputercoveruptoremoveitfromthechassis.

Figure5.Removingthecomputercover

Removingorreinstallingtheframestand

Yourcomputermightcomewithaframestandoraliftstand.Thissectionprovidesinstructionsonhowto removeorreinstalltheframestand.Forinformationabouttheliftstand,see“Removingorreinstallingthe liftstand”onpage15.

Toremoveorreinstalltheframestand,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

14ThinkCentreUserGuide

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

3.Removethefourscrewsthatsecuretheframestand.Keepthefourscrews,andputthemaside.You willneedthemwheninstallingtheframestand.

Figure6.Removingtheframestand

4.Lifttheframestandoffthecomputerandputitinasafeplace.

5.T oreinstalltheframestand,positiontheframestandsothatthefourscrewholesalignwiththoseinthe computerVESAframeandtheninstallthefourscrewstosecuretheframestand.

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50

Removingorreinstallingtheliftstand

Yourcomputermightcomewithaliftstandoraframestand.Thissectionprovidesinstructionsonhow toremoveorreinstalltheliftstand.Forinformationabouttheframestand,see“Removingorreinstalling theframestand”onpage14.

Toremoveorreinstalltheliftstand,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

Chapter2.Installingorreplacinghardware15

3.Removethethreescrewsthatsecuretheliftstand.Keepthethreescrews,andputthemaside.Youwill needthemwheninstallingtheliftstand.Removetheliftstandfromthecomputer.

Figure7.Removingtheliftstand

16ThinkCentreUserGuide

4.T oreinstalltheliftstand,insertthetwotabs1ontheliftstandintothecorrespondingholesinthe computerVESAframe,andthenslidetheliftstandtowardthebottomofthecomputer.Alignthethree screwholesintheliftstandwiththoseinthecomputerVESAframeandtheninstallthethreescrewsto securetheliftstand.

Figure8.Reinstallingtheliftstand

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50.

RemovingorreinstallingtherearI/Oassemblycover

ThissectionprovidesinstructionsonhowtoremoveorreinstalltherearI/Oassemblycover.

ToremoveorreinstalltherearI/Oassemblycover,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

Chapter2.Installingorreplacinghardware17

3.Removethecomputercover.See“Removingthecomputercover”onpage14.

4.LocatetherearI/Oassemblycover.See“Componentlocations”onpage10.

5.CarefullyreleasethebottomoftherearI/Oassemblycoverfromthecomputerfrontbezelandthen releasethetopoftherearI/OassemblycoverfromthecomputerVESAframecover.

Figure9.RemovingtherearI/Oassemblycover

6.T oreinstalltherearI/Oassemblycover,engagethebottomoftherearI/Oassemblycoverwiththe computerfrontbezelandthenpressthetopoftherearI/Oassemblycoverdownwarduntilitsnaps intoplace.

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50.

RemovingorreinstallingtheVESAframecover

ToremoveorreinstalltheVESAframecover,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

3.Removethecomputercover.See“Removingthecomputercover”onpage14.

4.RemovetherearI/OassemblycoverfromtherearI/Oassembly.See“Removingorreinstallingthe rearI/Oassemblycover”onpage17.

5.Removetheframestandorliftstand.See“Removingorreinstallingtheframestand”onpage14or “Removingorreinstallingtheliftstand”onpage15

18ThinkCentreUserGuide

6.RemovethescrewthatsecurestheVESAframecover,slidetheVESAframecovertothebottomof thecomputer,andthenliftituptoremoveitfromtheVESAframe.

Figure10.RemovingtheVESAframecover

7.T oreinstalltheVESAframecover,alignthescrewholeintheVESAframecoverwiththecorresponding holeintheVESAframeandtheninstallthescrewtosecuretheVESAframecover.

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50.

RemovingorreinstallingtheVESAframe

ToremoveorreinstalltheVESAframe,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

3.Removethecomputercover.See“Removingthecomputercover”onpage14.

4.RemovetherearI/OassemblycoverfromtherearI/Oassembly.See“Removingorreinstallingthe rearI/Oassemblycover”onpage17.

5.Removetheframestandorliftstand.See“Removingorreinstallingtheframestand”onpage14or “Removingorreinstallingtheliftstand”onpage15

6.RemovetheVESAframecover.See“RemovingorreinstallingtheVESAframecover”onpage18.

7.Disconnectthethermalsensorcablefromthesystemboard.See“Systemboardpartandconnector locations”onpage12

Chapter2.Installingorreplacinghardware19

8.Removethefourscrews1thatsecuretheVESAframetothecomputermainbracketandthenlift theVESAframeoffthecomputermainbracket.

Figure11.RemovingthecomputerVESAframe

9.T oreinstallthecomputerVESAframe,positiontheVESAframeonthecomputermainbracketandalign thescrewholesintheVESAframewiththoseinthecomputermainbracket.

10.ReinstallthefourscrewstosecuretheVESAframetothecomputermainbracket.

11.Reconnectthethermalsensorcabletothesystemboard.See“Systemboardpartandconnector locations”onpage12.

12.ReinstalltheVESAframecover.See“RemovingorreinstallingtheVESAframecover”onpage18.

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50

Installingorreplacingamemorymodule

Attention:

Thissectionprovidesinstructionsonhowtoinstallorreplaceamemorymodule.

YourcomputerhastwoslotsforinstallingorreplacingDDR3SODIMMs(smalloutlinedualinlinememory modules).Wheninstallingorreplacingamemorymodule,use1GB,2GBor4GBDDR3SODIMMsinany combinationuptoamaximumof8GBofsystemmemory.

20ThinkCentreUserGuide

Toinstallorreplaceamemorymodule,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

3.Removethecomputercover.See“Removingthecomputercover”onpage14.

4.Locatethememoryslots.See“Componentlocations”onpage10.

5.Opentheretainingclips.Ifyouarereplacinganoldmemorymodule,opentheretainingclipsand removetheoldmemorymodule,asshown:

Figure12.Removingthememorymodule

6.Insertthenotchedend2ofthenewmemorymoduleintotheslot1.Pressthememorymodule rmlyandpivotthememorymoduleuntilitsnapsintoplace.Makesurethatthememorymoduleis securedintheslotanddoesnotmoveeasily.

Figure13.Installingamemorymodule

Whattodonext:

•T oworkwithanotherpieceofhardware,gototheappropriatesection.

•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage50

Chapter2.Installingorreplacinghardware21

Replacingthebattery

Attention:

Thissectionprovidesinstructionsonhowtoreplacethebattery.

Yourcomputerhasaspecialtypeofmemorythatmaintainsthedate,time,andsettingsforbuilt-infeatures, suchasparallel-portassignments(conguration).Abatterykeepstheinformationactivewhenyouturn offthecomputer.

Thebatterynormallyrequiresnochargingormaintenancethroughoutitslife.However,ifthebatteryfails, thedate,time,andcongurationinformation(includingpasswords)arelost.Anerrormessagewillbe displayedwhenyouturnonthecomputer.

Refertothe“Lithiumbatterynotice”intheThinkCentreSafetyandWarrantyGuideforinformationabout replacinganddisposingofthebattery.

Toreplacethebattery,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Placeasoft,cleantowelorclothonthedeskorsurface.Holdthesidesofyourcomputerandgentlylay itdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.

3.Removethecomputercover.See“Removingthecomputercover”onpage14.

4.Locatethebatteryonthesystemboard.See“Systemboardpartandconnectorlocations”onpage12.

5.Removethebattery.

Figure14.Removingthebattery

22ThinkCentreUserGuide

+ 68 hidden pages

Lenovo 5248 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual

Importantsafetyinformation

Chapter1.Productoverview

Features

Single-touchandmulti-touchfeature

Softwareoverview

SoftwareprovidedwithyourWindowsoperatingsystem

Locatingcomputercontrols,connectors,andparts

Frontview

Rearview

Componentlocations

Systemboardpartandconnectorlocations

Chapter2.Installingorreplacinghardware

Installingorreplacinghardware

Installingexternaloptions

Installingacomputerwallmount

Removingthecomputercover

Removingorreinstallingtheframestand

Removingorreinstallingtheliftstand

RemovingorreinstallingtherearI/Oassemblycover

RemovingorreinstallingtheVESAframecover

RemovingorreinstallingtheVESAframe

Installingorreplacingamemorymodule

Replacingthebattery