
ThinkCentre
UserGuide
MachineTypes:2697,2698,2742,2750,2935,2943,2960,2967,
2986,2992,2994,2999,3182,3184,3186,3190,3201,3204,3208,
3212,3217,3220,3226,3228,3302,3391,and3392

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe
“Importantsafetyinformation”onpagevandAppendixA“Notices”onpage131.
FifthEdition(September2012)
©CopyrightLenovo2012.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration
“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents
Importantsafetyinformation......v
Serviceandupgrades.............v
Staticelectricityprevention...........v
Powercordsandpoweradapters........vi
Extensioncordsandrelateddevices.......vi
Plugsandoutlets..............vii
Externaldevices..............vii
Heatandproductventilation.........vii
Operatingenvironment...........viii
Modemsafetyinformation..........viii
Lasercompliancestatement..........ix
Powersupplystatement............ix
Cleaningandmaintenance...........ix
Chapter1.Productoverview......1
Features..................1
Specications................5
Lenovoprograms..............5
AccessingLenovoprogramsontheWindows
7operatingsystem............5
AccessingLenovoprogramsontheWindows
8operatingsystem............7
AnintroductiontoLenovoprograms.....7
Locations..................9
Locatingconnectors,controls,andindicators
onthefrontofyourcomputer........9
Locatingconnectorsontherearofyour
computer...............10
Locatingcomponents..........12
Locatingpartsonthesystemboard....12
Locatinginternaldrives.........15
Machinetypeandmodellabel.......16
Chapter2.Usingyourcomputer...17
Frequentlyaskedquestions.........17
AccessingControlPanelontheWindows8
operatingsystem..............17
Usingthekeyboard.............18
UsingWindowsshortcutkeys.......18
UsingtheblueThinkVantagebutton....18
Usingangerprintreader........18
Usingthewheelmouse...........19
Adjustingaudio..............19
Aboutyourcomputeraudio........19
Settingthevolumefromthedesktop....19
SettingthevolumefromControlPanel...20
UsingCDsandDVDs............20
HandlingandstoringCDandDVDmedia..20
PlayingaCDorDVD..........21
RecordingaCDorDVD.........21
Chapter3.Y ouandyourcomputer..23
Accessibilityandcomfort..........23
Arrangingyourworkspace........23
Comfort...............23
Glareandlighting............24
Aircirculation.............24
Electricaloutletsandcablelengths.....24
Registeringyourcomputer..........25
Movingyourcomputertoanothercountryor
region..................25
Voltage-selectionswitch.........25
Replacementpowercords........26
Chapter4.Security..........27
Securityfeatures..............27
Lockingthecomputercover.........28
Attachingacablelock............29
Attachinganintegratedcablelock.......30
Usingpasswords..............30
BIOSpasswords............30
Windowspasswords..........31
Conguringthengerprintreader.......31
Usingandunderstandingrewalls.......31
Protectingdataagainstviruses........31
Chapter5.Installingorreplacing
hardware...............33
Handlingstatic-sensitivedevices.......33
Installingorreplacinghardware........33
Installingexternaloptions........33
Removingthecomputercover.......34
Removingandreinstallingthefrontbezel..35
InstallingorreplacingaPCIcard......35
Installingorreplacingamemorymodule...38
Installingorreplacingtheopticaldrive...40
Installingorreplacingthecardreader....42
Replacingthebattery..........46
Replacingthepowersupplyassembly...47
Replacingtheheatsinkandfanassembly..49
Replacingthemicroprocessor.......51
Installingthesolid-statedrive.......54
InstallingorreplacingthemSATAsolid-state
drive.................55
Replacingtheprimaryharddiskdrive....61
©CopyrightLenovo2012
i

Replacingthesecondaryharddiskdrive...63
Replacingthefrontfanassembly.....65
Replacingtherearfanassembly......66
ReplacingthefrontaudioandUSB
assembly...............68
Replacingtheinternalspeaker.......69
Replacingthethermalsensor.......71
Replacingthecoverpresenceswitch....73
ReplacingtheWiFiunits.........75
InstallingorremovingtherearWiFiantenna.82
InstallingorremovingthefrontWiFiantenna.83
Replacingthekeyboardormouse.....85
Completingthepartsreplacement.....86
Chapter6.Recoveryinformation...89
RecoveryinformationfortheWindows7operating
system..................89
Creatingandusingrecoverymedia.....89
Performingbackupandrecoveryoperations.90
UsingtheRescueandRecoveryworkspace.91
Creatingandusingarescuemedium....92
Reinstallingpreinstalledapplicationsand
devicedrivers.............93
Reinstallingsoftwareprograms......94
Reinstallingdevicedrivers........94
Solvingrecoveryproblems........94
RecoveryinformationfortheWindows8operating
system..................95
Chapter7.UsingtheSetupUtility
program................97
StartingtheSetupUtilityprogram.......97
Viewingandchangingsettings........97
Usingpasswords..............97
Passwordconsiderations.........98
Power-OnPassword..........98
AdministratorPassword.........98
HardDiskPassword...........98
Setting,changing,anddeletingapassword.98
Erasinglostorforgottenpasswords(clearing
CMOS)................99
Enablingordisablingadevice........99
Selectingastartupdevice..........100
Selectingatemporarystartupdevice....100
Selectingorchangingthestartupdevice
sequence...............100
EnablingErPcompliancemode........100
ICEperformancemode...........101
ICEthermalalert..............101
ExitingtheSetupUtilityprogram.......102
Chapter8.Updatingsystem
programs..............103
Usingsystemprograms...........103
Updating(ashing)theBIOSfromadisc....103
Updating(ashing)theBIOSfromyouroperating
system..................104
RecoveringfromaPOST/BIOSupdatefailure..104
Chapter9.Preventingproblems..105
Keepingyourcomputercurrent........105
Gettingthelatestdevicedriversforyour
computer...............105
Updatingyouroperatingsystem......105
UsingSystemUpdate..........106
Cleaningandmaintenance..........106
Basics................106
Cleaningyourcomputer.........107
Goodmaintenancepractices.......108
Movingyourcomputer...........108
Chapter10.Troubleshootingand
diagnostics.............109
Basictroubleshooting............109
Troubleshootingprocedure..........110
Troubleshooting..............110
Audioproblems............111
CDproblems.............112
DVDproblems.............113
Intermittentproblems..........115
Keyboard,mouse,orpointingdevice
problems...............115
Monitorproblems............117
Networkingproblems..........118
Optionproblems............121
Performanceandlockupproblems.....122
Printerproblems............123
Serialportproblems...........124
Softwareproblems...........124
USBproblems.............125
LenovoSolutionCenter...........126
Chapter11.Gettinginformation,help,
andservice.............127
Informationresources............127
LenovoThinkVantageTools........127
LenovoWelcome............127
HelpandSupport............127
SafetyandWarranty...........127
LenovoWebsite............127
LenovoSupportWebsite.........128
Helpandservice..............128
iiThinkCentreUserGuide

Usingthedocumentationanddiagnostic
program...............128
Callingforservice............128
Usingotherservices..........129
Purchasingadditionalservices......129
AppendixA.Notices.........131
Trademarks................132
AppendixB.Regulatory
information.............133
Exportclassicationnotice..........133
Electronicemissionsnotices.........133
FederalCommunicationsCommission
DeclarationofConformity........133
Additionalregulatoryinformation.......135
ImportantWEEEinformation.........137
Recyclinginformation............137
RecyclinginformationforBrazil........138
BatteryrecyclinginformationforT aiwan.....138
BatteryrecyclinginformationfortheEuropean
Union..................139
AppendixD.RestrictionofHazardous
SubstancesDirective(RoHS)....141
ChinaRoHS................141
TurkishRoHS...............141
UkraineRoHS...............141
IndiaRoHS................142
AppendixE.ENERGYSTARmodel
information.............143
AppendixC.WEEEandrecycling
information.............137
Index.................145
©CopyrightLenovo2012
iii

ivThinkCentreUserGuide

Importantsafetyinformation
CAUTION:
Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis
product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and
SetupGuidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformation
reducestheriskofpersonalinjuryanddamagetoyourproduct.
IfyounolongerhaveacopyoftheSafety,Warranty,andSetupGuide,youcanobtainaPortableDocument
Format(PDF)versionfromtheLenovo
SupportWebsitealsoprovidestheSafety,Warranty,andSetupGuideandthisUserGuideinadditional
languages.
®
SupportWebsiteathttp://www.lenovo.com/support.TheLenovo
Serviceandupgrades
DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.
Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor
replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysensure
thatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Formoreinformation
onCRUs,refertoChapter5“Installingorreplacinghardware”onpage33
concerns,contacttheCustomerSupportCenter.
Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafety.
CAUTION:
.Ifyouhaveanyquestionsor
Hazardousmovingparts.Keepngersandotherbodypartsaway.
CAUTION:
BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetoveminutestoletthecomputer
coolbeforeopeningthecover.
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption
©CopyrightLenovo2012
v

orCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyou
toinstallit.
WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexposedcircuitry.
•Preventothersfromtouchingcomponents.
•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagecontainingthe
parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityinthepackageandyourbody.
•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackagingandinstallthepart
withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackagingonasmooth,
levelsurfaceandplacethepartonit.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Powercordsandpoweradapters
Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.
Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F ,3G,0.75mm
othercountries,thesuitabletypesshallbeusedaccordingly.
Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.
Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.
Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower
adapternearsinks,tubs,toilets,oronoorsthatarecleanedwithliquidcleansers.Liquidscancausea
shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan
causegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,
whichcaneventuallyresultinoverheating.
Alwaysconnectpowercordsandsignalcablesinthecorrectorderandensurethatallpowercord
connectorsaresecurelyandcompletelypluggedintoreceptacles.
Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(such
asdeformedplastic)attheacinputoranywhereonthepoweradapter.
Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwherethepowercordappearstohavebeendamagedinanyway.
2
,orbetter.For
Extensioncordsandrelateddevices
Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse
areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips
areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.
viThinkCentreUserGuide

Plugsandoutlets
Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamaged
orcorroded,donotusetheoutletuntilitisreplacedbyaqualiedelectrician.
Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtainareplacement.
Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamountsof
electricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.
Someproductsareequippedwithathree-prongedplug.Thisplugtsonlyintoagroundedelectricaloutlet.
Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitintoanon-groundedoutlet.If
youcannotinserttheplugintotheoutlet,contactanelectricianforanapprovedoutletadapterortoreplace
theoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystem
loadshouldnotexceed80percentofthebranchcircuitrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloadsandbranchcircuitratings.
Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclosetothe
equipment.Donotfullyextendpowercordsinawaythatwillstressthecords.
Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouareinstalling.
Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.
Externaldevices
DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394
cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.T oavoidpossible
damagetoattacheddevices,waitatleastvesecondsafterthecomputerisshutdowntodisconnect
externaldevices.
Heatandproductventilation
Computers,poweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteries
arecharging.Alwaysfollowthesebasicprecautions:
•Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwithyourlaporanypartofyour
bodyforanextendedperiodwhentheproductsarefunctioningorwhenthebatteryischarging.Y our
computer,poweradapter,andmanyaccessoriesproducesomeheatduringnormaloperation.Extended
contactwiththebodycouldcausediscomfortor,potentially,askinburn.
•Donotchargethebatteryoroperateyourcomputer,poweradapter,oraccessoriesnearammable
materialsorinexplosiveenvironments.
•Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,comfort,andreliable
operation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproductonabed,sofa,
carpet,orotherexiblesurface.Neverblock,cover,ordisablethesefeatures.
Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythreemonths.Beforeinspecting
yourcomputer,turnoffthepowerandunplugthecomputer'spowercordfromtheelectricaloutlet;then
removeanydustfromventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then
examineandremovedustfromtheinsideofthecomputerincludingheatsinkinletns,powersupplyvents,
andfans.Alwaysturnoffandunplugthecomputerbeforeopeningthecover.Ifpossible,avoidoperating
yourcomputerwithintwofeetofhigh-trafcareas.Ifyoumustoperateyourcomputerinornearahigh-trafc
area,inspectand,ifnecessary,cleanyourcomputermorefrequently.
©CopyrightLenovo2012
vii

Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollowthesebasicprecautions
withyourdesktopcomputer:
•Keepthecoverclosedwheneverthecomputerispluggedin.
•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.
•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightberequiredfor
computersindustyorhigh-trafcareas.
•Donotrestrictorblockanyventilationopenings.
•Donotstoreoroperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.
•Airowtemperaturesintothecomputershouldnotexceed35°C(95°F).
•Donotinstallairltrationdevices.Theymayinterferewithpropercooling.
Operatingenvironment
Theoptimalenvironmentinwhichtouseyourcomputeris10°C-35°C(50°F-95°F)withhumidityranging
between35%and80%.Ifyourcomputerisstoredortransportedintemperatureslessthan10°C(50°F),
allowthecoldcomputertoriseslowlytoanoptimaloperatingtemperatureof10°C-35°C(50°F-95°F)before
use.Thisprocesscouldtaketwohoursinextremeconditions.Failuretoallowyourcomputertorisetoan
optimaloperatingtemperaturebeforeusecouldresultinirreparabledamagetoyourcomputer.
Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.
Keepelectricalappliancessuchasanelectricfan,radio,high-poweredspeakers,airconditioner,and
microwaveovenawayfromyourcomputerbecausethestrongmagneticeldsgeneratedbythese
appliancescandamagethemonitoranddataontheharddiskdrive.
Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon
orinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.
Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.
Modemsafetyinformation
CAUTION:
Toreducetheriskofre,useonlyNo.26AWGorlarger(forexample,No.24AWG)telecommunication
linecordlistedbyUnderwritersLaboratories(UL)orcertiedbytheCanadianStandardsAssociation
(CSA).
Toreducetheriskofre,electricalshock,orinjurywhenusingtelephoneequipment,alwaysfollowbasic
safetyprecautions,suchas:
•Neverinstalltelephonewiringduringalightningstorm.
•Neverinstalltelephonejacksinwetlocationsunlessthejackisspecicallydesignedforwetlocations.
•Nevertouchuninsulatedtelephonewiresorterminalsunlessthetelephonelinehasbeendisconnectedat
thenetworkinterface.
•Usecautionwheninstallingormodifyingtelephonelines.
•Avoidusingatelephone(otherthanacordlesstype)duringanelectricalstorm.Theremaybearemote
riskofelectricshockfromlightning.
•Donotusethetelephonetoreportagasleakinthevicinityoftheleak.
viiiThinkCentreUserGuide

Lasercompliancestatement
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVDdrives,beropticdevices,ortransmitters)are
installed,notethefollowing:
•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein
mightresultinhazardousradiationexposure.
DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:
Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.
Powersupplystatement
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.
Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.
Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,
contactaservicetechnician.
Cleaningandmaintenance
Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthendisconnectthepower
cordbeforecleaningthecomputer.Donotsprayanyliquiddetergentdirectlyonthecomputeroruse
anydetergentcontainingammablematerialtocleanthecomputer.Spraythedetergentonasoftcloth
andthenwipethecomputersurfaces.
©CopyrightLenovo2012
ix

xThinkCentreUserGuide

Chapter1.Productoverview
Thischapterprovidesinformationaboutthecomputerfeatures,specications,softwareprogramsprovided
byLenovo,andlocationsofconnectors,components,partsonthesystemboard,andinternaldrives.
Features
Thissectionintroducesthecomputerfeatures.Theinformationcoversavarietyofmodels.
Toviewtheinformationaboutyourspecicmodel,dooneofthefollowing:
•GointotheSetupUtilityprogrambyfollowingtheinstructionsinChapter7“UsingtheSetupUtility
program”onpage97.Then,selectMain➙SystemSummarytoviewtheinformation.
•OntheMicrosoft
®
Windows
toviewtheinformation.
•OntheWindows8operatingsystem,moveyourcursortothetop-rightorbottom-rightcornerofthe
screentodisplaythecharms.ThenclickSettings➙PCinfotoviewtheinformation.
Microprocessor
Yourcomputercomeswithoneofthefollowingmicroprocessors(internalcachesizevariesbymodeltype):
•Intel
®
Core™i3microprocessor
•IntelCorei5microprocessor
•IntelCorei7microprocessor
•IntelCeleron
•IntelPentium
®
microprocessor
®
microprocessor
®
7operationsystem,clickStart,right-clickComputer,andselectProperties
Memory
Yourcomputersupportsuptofourdoubledatarate3unbuffereddualinlinememorymodules(DDR3
UDIMMs).
Internaldrives
•Opticaldrive:DVD-ROMorDVD-R(optional)
•SerialAdvancedTechnologyAttachment(SATA)harddiskdrive
•SATAsolid-statedrive
Note:YourcomputersupportsSATA2.0andSATA3.0devices.Formoreinformation,see“Locatingparts
onthesystemboard”onpage12.
Videosubsystem
•IntegratedgraphicsforaVideoGraphicsArray(VGA)connectorandaDisplayPortconnector
•PeripheralComponentInterconnect(PCI)Expressx16graphicscardslotonthesystemboardfora
discretegraphicscard
Audiosubsystem
•Integratedhigh-denition(HD)audio
©CopyrightLenovo2012
1

•Audioline-inconnector,audioline-outconnector,andmicrophoneconnectorontherearpanel
•Microphoneconnectorandheadphoneconnectoronthefrontpanel
•Internalspeaker(installedinsomemodels)
Connectivity
•100/1000MbpsintegratedEthernetcontroller
•PCIFaxmodem(installedinsomemodels)
Systemmanagementfeatures
•Abilitytostorepower-onself-test(POST)hardwaretestresults
•DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals,
powersources,andmaintenancehistory.
•IntelStandardManageability
IntelStandardManageabilityishardwareandrmwaretechnologythatbuildscertainfunctionality
intocomputersinordertomakethemeasierandlessexpensiveforbusinessestomonitor,maintain,
update,upgrade,andrepair.
•IntelMatrixStorageManager
IntelMatrixStorageManagerisadevicedriverthatprovidessupportforSATARAID5arraysandSA TA
RAID10arraysonspecicIntelchipsetsystemboardstoenhanceharddiskperformance.
•PrebootExecutionEnvironment(PXE)
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface
independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.
•IntelligentCoolingEngine(ICE)
TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomputer
torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal
performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance
mode”onpage101
and“ICEthermalalert”onpage101.
•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecicationdenesdatastructuresandaccessmethodsinaBIOSthatallowsauseror
applicationtostoreandretrieveinformationspecicaboutthecomputerinquestion.
•WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother
computeronthesamelocalareanetwork.
•WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isaspecicationthatallowssupported
computersanddevicestoresumefromsleeporhibernationmode.
•WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotication.
2ThinkCentreUserGuide

Input/Output(I/O)features
•9-pinserialport(onestandardandoneoptional)
•EightUniversalSerialBus(USB)connectors(twoonthefrontpanelandsixontherearpanel)
•OneDisplayPortconnector
•OneEthernetconnector
•OnePersonalSystem/2(PS/2)keyboardconnector(optional)
•OnePS/2mouseconnector(optional)
•OneVGAmonitorconnector
•Threeaudioconnectorsontherearpanel(audioline-inconnector,audioline-outconnector,and
microphoneconnector)
•Twoaudioconnectorsonthefrontpanel(microphoneconnectorandheadphoneconnector)
Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on
page9
and“Locatingconnectorsontherearofyourcomputer”onpage10.
Expansion
•OnePCIExpressx1cardslot
•OnePCIExpressx16graphicscardslot
•Twoharddiskdrivebays
•Twoopticaldrivebays
•TwoPCIcardslots
Powersupply
Yourcomputercomeswithoneofthefollowingtypesofpowersupply:
•280-wattautomaticvoltage-sensingpowersupply
•450-wattautomaticvoltage-sensingpowersupply
Securityfeatures
•AbilitytoenableanddisableUSBconnectorsindividually
•Abilitytoenableordisableadevice
•ComputraceAgentsoftwareembeddedinrmware
•Coverpresenceswitch(alsocalledintrusionswitch)
•Keyboardwithngerprintreader(shippedwithsomemodels)
•Power-onpassword(POP),administratorpassword,andharddiskdrivepasswordtodeterunauthorized
useofyourcomputer
•Startupsequencecontrol
•Startupwithoutkeyboardormouse
•Supportforacablelock
•Supportforapadlock
•Supportforanintegratedcablelock(Kensingtonlock)
•TrustedPlatformModule(TPM)
Formoreinformation,seeChapter4“Security”onpage27
.
Chapter1.Productoverview3

Preinstalledsoftwareprograms
Yourcomputerispreinstalledwithsoftwareprogramstohelpyouworkmoreeasilyandsecurely.Formore
information,see“Lenovoprograms”onpage5.
Preinstalledoperatingsystem
Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:
•MicrosoftWindows7operatingsystem
•MicrosoftWindows8operatingsystem
Operatingsystem(s),certiedortestedforcompatibility
•Linux
®
•MicrosoftWindowsXPProfessionalSP3
1
(variesbymodeltype)
1.Theoperatingsystem(s)listedherearebeingcertiedortestedforcompatibilityatthetimethispublicationgoesto
press.AdditionaloperatingsystemsmightbeidentiedbyLenovoascompatiblewithyourcomputerfollowingthe
publicationofthismanual.Thislistissubjecttochange.Todetermineifanoperatingsystemhasbeencertiedor
testedforcompatibility,checktheWebsiteoftheoperatingsystemvendor.
4ThinkCentreUserGuide

Specications
Thissectionliststhephysicalspecicationsforyourcomputer.
Dimensions
Width:175mm(6.89inches)
Height:414mm(16.30inches)
Depth:442mm(17.40inches)
Weight
Maximumcongurationasshipped:11kg(24.25lb)
Environment
•Airtemperature:
Operating:10°Cto35°C(50°Fto95°F)
Storage:-40°Cto60°C(-40°Fto140°F)inoriginalshippingpackage
Storage:-10°Cto60°C(14°Fto140°F)withoutpackage
•Humidity:
Operating:20%to80%(non-condensing)
Storage:20%to90%(non-condensing)
•Altitude:
Operating:-50to10000ft(-15.2to3048m)
Storage:-50to35000ft(-15.2to10668m)
Electricalinput
•Inputvoltage:
–Lowrange:
Minimum:100Vac
Maximum:127Vac
Inputfrequencyrange:50to60Hz
–Highrange:
Minimum:200Vac
Maximum:240Vac
Inputfrequencyrange:50to60Hz
Lenovoprograms
YourcomputercomeswithLenovoprogramstohelpyouworkmoreeasilyandsecurely.Dependingon
theWindowsoperatingsystempreinstalled,theprogramsmightvary.
AccessingLenovoprogramsontheWindows7operatingsystem
OntheWindows7operatingsystem,youcanaccessLenovoprogramsfromeithertheLenovo
ThinkVantage
AccessingLenovoprogramsfromtheLenovoThinkVantageToolsprogram
ToaccessLenovoprogramsfromtheLenovoThinkVantageToolsprogram,clickStart➙AllPrograms➙
LenovoThinkVantageTools.Thendouble-clickaprogramicontoaccesstheprogram.
®
ToolsprogramorfromControlPanel.
Chapter1.Productoverview5

Note:IfaprogramiconintheLenovoThinkVantageToolsprogramnavigationwindowisdimmed,it
indicatesthatyouneedtoinstalltheprogrammanually.T oinstalltheprogrammanually,double-clickthe
programicon.Then,followtheinstructionsonthescreen.Whentheinstallationprocesscompletes,the
programiconwillbeactivated.
Table1.ProgramsintheLenovoThinkVantageToolsprogram
ProgramIconname
CommunicationsUtilityWebConferencing
FingerprintSoftware
LenovoSolutionCenterSystemHealthandDiagnostics
PasswordManagerPasswordVault
PowerManager
RecoveryMediaFactoryRecoveryDisks
RescueandRecovery
SimpleTapSimpleTap
SystemUpdate
ViewManagementUtility
®
FingerprintReader
PowerControls
EnhancedBackupandRestore
UpdateandDrivers
ScreenLayout
Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.
AccessingLenovoprogramsfromControlPanel
ToaccessLenovoprogramsfromControlPanel,clickStart➙ControlPanel.Thendependingonthe
programyouwanttoaccess,clickthecorrespondingsectionandthenclickthecorrespondinggreentext.
Note:IfyoudonotndtheprogramyouneedinControlPanel,opentheLenovoThinkVantageT ools
programnavigationwindowanddouble-clickthedimmedicontoinstalltheprogramyouneed.Then,
followtheinstructionsonthescreen.Whentheinstallationprocesscompletes,theprogramiconwillbe
activated,andyoucanndtheprograminControlPanel.
TheprogramsandthecorrespondingsectionsandgreentextsinControlPanelarelistedinthefollowing
table.
Table2.ProgramsinControlPanel
Program
CommunicationsUtilityHardwareandSoundLenovo-WebConferencing
FingerprintSoftwareSystemandSecurity
LenovoSolutionCenterSystemandSecurityLenovo-SystemHealthand
PasswordManager
PowerManager
RecoveryMedia
RescueandRecovery
ControlPanelsectionGreentextinControlPanel
Lenovo-FingerprintReader
HardwareandSound
Diagnostics
SystemandSecurity
UserAccountsandFamilySafety
HardwareandSound
SystemandSecurity
SystemandSecurity
SystemandSecurity
Lenovo-PasswordVault
Lenovo-PowerControls
Lenovo-FactoryRecoveryDisks
Lenovo-EnhancedBackupand
Restore
6ThinkCentreUserGuide

Table2.ProgramsinControlPanel(continued)
Program
SimpleTap
SystemUpdateSystemandSecurity
ViewManagementUtility
ControlPanelsectionGreentextinControlPanel
Programs
SystemandSecurity
Lenovo-SimpleT ap
Lenovo-UpdateandDrivers
LenovoViewManagementUtility
Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.
AccessingLenovoprogramsontheWindows8operatingsystem
IfyourcomputerispreinstalledwiththeWindows8operatingsystem,youcanaccessLenovoprogramsby
doingeitherofthefollowing:
•ClicktheLenovoStarticonfromthetaskbar.Alistofprogramsisdisplayed.Double-clickaLenovo
programtolaunchit.Ifadesiredprogramisnotinthelist,clicktheplusicon+.
•PresstheWindowskeytogototheStartscreen.ClickaLenovoprogramtolaunchit.Ifyoucannotnd
theprogramyouneed,movethepointertothebottom-rightcornerofthescreentodisplaythecharms.
ThenclicktheSearchcharmtosearchforthedesiredprogram.
YourcomputersupportsthefollowingLenovoprograms:
•FingerprintSoftware
•LenovoCompanion
•LenovoSettings
•LenovoSolutionCenter
•LenovoQuickLaunch
•LenovoSupport
•PasswordManager
•SystemUpdate
AnintroductiontoLenovoprograms
ThistopicprovidesabriefintroductiontosomeLenovoprograms.
Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.
•CommunicationsUtility
TheCommunicationsUtilityprogramprovidesacentrallocationforintegratedcameraandmicrophone
settings.ItcontrolsadvancedsettingsfortheintegratedmicrophoneandcameratooptimizeWeb
conferencingandVoiceoverIP(VOIP)experience.
•FingerprintSoftware
Theintegratedngerprintreaderprovidedonsomekeyboardsenablesyoutoenrollyourngerprint
andassociateitwithyourpower-onpassword,harddiskpassword,andWindowspassword.Asa
result,ngerprintauthenticationcanreplacepasswordsandenablesimpleandsecureuseraccess.A
ngerprintreaderkeyboardisavailablewithselectcomputersorcanbepurchasedforcomputersthat
supportthisoption.
•LenovoCloudStorage
TheLenovoCloudStorageprogramisacloudstoragesolutionthatenablesyoutostoreyourles,such
asdocumentsandpictures,onaserver.Y oucanaccessthestoredlesthroughtheInternetfrom
Chapter1.Productoverview7

differentdevicessuchaspersonalcomputers,smartphones,ortablets.Formoreinformationaboutthe
LenovoCloudStorageprogram,gotohttp://www.lenovo.com/cloud.
•LenovoCompanion
ThroughtheLenovoCompanionprogram,youcangettheinformationabouttheaccessoriesforyour
computer,viewbolgsandarticlesaboutyourcomputer,andcheckforotherrecommendedprograms.
•LenovoSettings
UsetheLenovoSettingsprogramtoenhanceyourcomputingexperiencebyturningyourcomputerintoa
portablehotspot,conguringcameraandaudiosettings,optimizingyourpowerplansettings,and
creatingandmanagingmultiplenetworkproles.
•LenovoSolutionCenter
TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.
•LenovoQuickLaunch
TheLenovoQuickLaunchprogramprovidesyouwithquickaccesstoprogramsinstalledonyour
computer,includingLenovoprograms,Microsoftprograms,andotherthirdpartyprograms.
•LenovoSupport
TheLenovoSupportprogramenablesyoutoregisteryourcomputerwithLenovo,checkthecomputer
healthconditionandbatterystatus,downloadandviewusermanualsforyourcomputer,getthewarranty
informationofyourcomputer,andexplorehelpandsupportinformation.
•LenovoThinkVantageT ools
TheLenovoThinkVantageToolsprogramguidesyoutoahostofinformationsourcesandprovideseasy
accesstovarioustoolstohelpyouworkmoreeasilyandsecurely.
•LenovoWelcome
TheLenovoWelcomeprogramintroducesyoutosomeinnovativebuilt-infeaturesofLenovoandguides
youthroughafewimportantsetuptaskstohelpyoumakethemostofyourcomputer.
•PasswordManager
ThePasswordManagerprogramautomaticallycapturesandllsinauthenticationinformationfor
WindowsprogramsandWebsites.
•PowerManager
ThePowerManagerprogramprovidesconvenient,exible,andcompletepowermanagementforyour
computer.Itenablesyoutoadjustyourcomputerpowersettingstoachievethebestbalancebetween
performanceandpowersaving.
•RecoveryMedia
TheRecoveryMediaprogramenablesyoutorestorethecontentsoftheharddiskdrivetothefactory
defaultsettings.
•RescueandRecovery
TheRescueandRecoveryprogramisaone-buttonrecoveryandrestoresolutionthatincludesasetof
self-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfromsystemcrashes,
evenifyoucannotstarttheWindowsoperatingsystem.
•SimpleT ap
TheSimpleT approgramprovidesyouwithaquickwaytocustomizesomebasiccomputersettingssuch
asmutingthespeakers,adjustingthevolume,lockingthecomputeroperatingsystem,launchinga
program,openingaWebpage,openingale,andsoon.YoualsocanusetheSimpleTapprogramto
accesstheLenovoAppShop,fromwhichyoucandownloadvariousapplicationsandcomputersoftware.
TostarttheSimpleT apprograminaquickway,doanyofthefollowing:
8ThinkCentreUserGuide

–ClicktheredSimpleTaplaunchpointonthedesktop.Theredlaunchpointisavailableonthedesktop
afteryouhavelaunchedtheSimpleTapprogramforthersttime.
–PresstheblueThinkVantagebuttonifyourkeyboardhasone.
Note:TheSimpleT approgramisonlyavailableoncertainmodelspreinstalledwiththeWindows7
operatingsystem.IfyourWindows7modelisnotpreinstalledwiththeSimpleTapprogram,youcan
downloaditfromhttp://www.lenovo.com/support.
•SystemUpdate
TheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-datebydownloading
andinstallingsoftwareupdatepackages(Lenovoprograms,devicedrivers,UEFIBIOSupdates,and
otherthirdpartyprograms).
•ViewManagementUtility
TheViewManagementUtilityprogramenablesyoutoeasilyorganizeyouropenwindows.Itdividesyour
screenintomultiplepartsandthenresizesandpositionsopenwindowsintodifferentpartstomakethe
bestuseofyourdesktop.Theprogramalsoisabletoworkacrossmultiplemonitorstoimproveyour
productivity.
Locations
Thissectionprovidesinformationtohelpyoulocatetheconnectorsonthefrontandrearofyourcomputer,
partsonthesystemboard,andcomponentsandinternaldrivesinyourcomputer.
Locatingconnectors,controls,andindicatorsonthefrontofyour
computer
Figure1“Frontconnector,control,andindicatorlocations”onpage9showsthelocationsoftheconnectors,
controls,andindicatorsonthefrontofyourcomputer.
Figure1.Frontconnector,control,andindicatorlocations
Chapter1.Productoverview9

1Harddiskdriveactivityindicator
2Powerindicator6Headphoneconnector
3Powerswitch7Microphoneconnector
4Opticaldriveeject/closebutton8USB2.0connector(USBport2)
5USB2.0connector(USBport1)
Locatingconnectorsontherearofyourcomputer
Figure2“Rearconnectorlocations”onpage10showsthelocationsoftheconnectorsontherearofyour
computer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewhereto
connectthecablesonyourcomputer.
Figure2.Rearconnectorlocations
1Powercordconnector9Microphoneconnector
2Serialport(Serialport1)
3PS/2keyboardandmouseconnectors
10Audioline-outconnector
11Audioline-inconnector
(optional)
4VGAmonitorconnector12PCIExpressx16graphicscardslot
5DisplayPortconnector
6USB3.0connectors(USBports5to8)14PCIcardslots(2)
7USB2.0connectors(USBports3and4)15Cablelockslots(2)
8Ethernetconnector
13PCIExpressx1cardslot
16Optionalserialport(Serialport2)
10ThinkCentreUserGuide

ConnectorDescription
Audioline-inconnector
Usedtoreceiveaudiosignalsfromanexternalaudiodevice,suchasastereo
system.Whenyouattachanexternalaudiodevice,acableisconnectedbetween
theaudioline-outconnectorofthedeviceandtheaudioline-inconnectorofthe
computer.
Audioline-outconnector
Usedtosendaudiosignalsfromthecomputertoexternaldevices,suchaspowered
stereospeakers(speakerswithbuilt-inampliers),headphones,multimedia
keyboards,ortheaudioline-inconnectoronastereosystemorotherexternal
recordingdevice.
DisplayPortconnector
Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices
thatuseaDisplayPortconnector.
Ethernetconnector
UsedtoattachanEthernetcableforalocalareanetwork(LAN).
Note:TooperatethecomputerwithinFCCClassBlimits,useaCategory5Ethernet
cable.
Microphoneconnector
Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif
youusespeech-recognitionsoftware.
PS/2keyboardconnector
UsedtoattachakeyboardthatusesaPS/2keyboardconnector.
(optional)
PS/2mouseconnector
(optional)
Serialport
Usedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2
mouseconnector.
Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea
9-pinserialport.
USB2.0connectorUsedtoattachadevicethatrequiresaUSB2.0connector,suchasaUSB
keyboard,aUSBmouse,aUSBscanner,oraUSBprinter.Ifyouhavemorethan
eightUSBdevices,youcanpurchaseaUSBhub,whichyoucanusetoconnect
additionalUSBdevices.
USB3.0connectorUsedtoattachadevicethatrequiresaUSB2.0or3.0connector,suchasaUSB
keyboard,aUSBmouse,aUSBscanner,oraUSBprinter.Ifyouhavemorethan
eightUSBdevices,youcanpurchaseaUSBhub,whichyoucanusetoconnect
additionalUSBdevices.
VGAmonitorconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVGAmonitorconnector.
Chapter1.Productoverview11

Locatingcomponents
Figure3“Componentlocations”onpage12showsthelocationsofthevariouscomponentsinyour
computer.Toremovethecomputercover,see“Removingthecomputercover”onpage34.
Figure3.Componentlocations
1Heatsinkandfanassembly
2Memorymodules10Primaryharddiskdrive
3Opticaldrive11PCIcard(installedinsomemodels)
4FrontaudioandUSBassembly12Coverpresenceswitch(intrusionswitch)(installedinsome
5Thermalsensor
6Internalspeaker(installedinsomemodels)
7Frontfanassembly(installedinsomemodels)
8Secondaryharddiskdrive(installedinsome
models)
9Secondaryharddiskdrivebay
models)
13Rearfanassembly
14Powersupplyassembly
15Microprocessor
Locatingpartsonthesystemboard
Note:Yourcomputercomeswithoneofthefollowingsystemboards.
12ThinkCentreUserGuide

Figure4“Systemboardpartlocations”onpage13showsthelocationsofthepartsononetypeofsystem
board.
Figure4.Systemboardpartlocations
14-pinmicroprocessorpowerconnector
16Frontpanelconnector(forconnectingLEDindicatorsand
thepowerswitch)
2Microprocessor
17ClearCMOS(ComplementaryMetalOxideSemiconductor)
/Recoveryjumper
3Microprocessorfanconnector
18FrontUSBconnector1(forconnectingUSBports1and2
onthefrontbezel)
4Memoryslot1(DIMM1)
5Memoryslot2(DIMM2)20FrontUSBconnector2(forconnectinganadditionalUSB
19Battery
device)
6Memoryslot3(DIMM3)21Serial(COM2)connector
7Memoryslot4(DIMM4)
8Thermalsensorconnector23Frontaudioconnector
94-pinSATApowerconnectors(2)24PCIcardslots(2)
1014-pinpowerconnector25DisplayPortconnector
11SA TAconnectors1and2(SATA3.0connectors)26PCIExpressx1cardslot
12Parallelconnector
13eSATAconnector28Systemfanconnector
14SATAconnector3(SATA2.0connector)29Coverpresenceswitchconnector(Intrusionswitch
22Internalspeakerconnector
27PCIExpressx16graphicscardslot
connector)
15Powerfanconnector
30PS/2keyboardandmouseconnector
Chapter1.Productoverview13

Figure5“Systemboardpartlocations”onpage14showsthelocationsofthepartsontheothertype
ofsystemboard.
Figure5.Systemboardpartlocations
14-pinmicroprocessorpowerconnector
16Frontpanelconnector(forconnectingLEDindicatorsand
thepowerswitch)
2Microprocessor
17ClearCMOS(ComplementaryMetalOxideSemiconductor)
/Recoveryjumper
3Microprocessorfanconnector
18FrontUSBconnector1(forconnectingUSBports1and2
onthefrontbezel)
4Memoryslot1(DIMM1)
5Memoryslot2(DIMM2)20FrontUSBconnector2(forconnectinganadditionalUSB
19Battery
device)
6Memoryslot3(DIMM3)21Serial(COM2)connector
7Memoryslot4(DIMM4)
8Thermalsensorconnector23Frontaudioconnector
94-pinSATApowerconnectors(2)24PCIcardslots(2)
1014-pinpowerconnector25DisplayPortconnector
11SATAconnector1(SATA3.0connector)26PCIExpressx1cardslot
12Parallelconnector
13SA TAconnectors2and3(SATA2.0connectors)28Systemfanconnector
14eSATAconnector29Coverpresenceswitchconnector(Intrusionswitch
22Internalspeakerconnector
27PCIExpressx16graphicscardslot
connector)
15Powerfanconnector
30PS/2keyboardandmouseconnector
14ThinkCentreUserGuide

Locatinginternaldrives
Internaldrivesaredevicesthatyourcomputerusestoreadandstoredata.Youcanadddrivestoyour
computertoincreasestoragecapacityandenableyourcomputertoreadothertypesofmedia.Internal
drivesareinstalledinbays.Inthismanual,thebaysarereferredtoasbay1,bay2,andsoon.
Wheninstallingorreplacinganinternaldrive,itisimportanttonotethetypeandsizeofthedrivethatyou
caninstallorreplaceineachbayandcorrectlyconnectthecablestothedriveinstalled.Refertothe
appropriatesectionin“Installingorreplacinghardware”onpage33forinstructionsonhowtoinstallor
replaceinternaldrivesforyourcomputer.
Figure6“Drivebaylocations”onpage15
showsthelocationsofthedrivebays.
Figure6.Drivebaylocations
1Bay1-Opticaldrivebay(withanopticaldriveinstalledinsomemodels)
2Bay2-Opticaldrivebay
3Bay3-CardreaderdrivebayormSATAsolid-statedrivebay
4Bay4-SecondarySATAharddiskdrivebay(forinstallinga3.5-inchSATAharddiskdriveora2.5-inchSA TA
solid-statedrive)
5Bay5-PrimarySATAharddiskdrivebay(forinstallinga3.5-inchSATAharddiskdriveora2.5-inchSATA
solid-statedrive)
Chapter1.Productoverview15

Machinetypeandmodellabel
Themachinetypeandmodellabelidentiesyourcomputer.WhenyoucontactLenovoforhelp,themachine
typeandmodelinformationhelpssupporttechnicianstoidentifyyourcomputerandprovidefasterservice.
Thefollowingisasampleofthemachinetypeandmodellabel.
Figure7.Machinetypeandmodellabel
16ThinkCentreUserGuide

Chapter2.Usingyourcomputer
Thischapterprovidesinformationonusingsomeofthecomputercomponents.
Frequentlyaskedquestions
Thefollowingareafewtipsthatwillhelpyouoptimizetheuseofyourcomputer.
CanIgetmyuserguideinanotherlanguage?
TheuserguideisavailableinvariouslanguagesontheLenovoSupportWebsiteat:
http://www.lenovo.com/ThinkCentreUserGuides
Wherearemyrecoverydiscs?
Lenovoprovidesaprogramthatenablesyoutocreaterecoverydiscs.Fordetailsaboutcreatingrecovery
discs,see“Creatingrecoverymedia”onpage90.
Additionally,incaseofaharddiskfailure,youcanorderProductRecoverydiscsfromtheLenovoCustomer
SupportCenter.ForinformationaboutcontactingtheCustomerSupportCenter,seeChapter11“Getting
information,help,andservice”onpage127.BeforeusingtheProductRecoverydiscs,refertothe
documentationthatcomeswiththediscs.
Attention:AProductRecoverydiscpackagemightcontainmultiplediscs.Ensurethatyouhaveallofthe
discsreadybeforestartingtherecoveryprocess.Duringtherecoveryprocess,youmightbeprompted
tochangediscs.
WherecanIndhelpabouttheWindowsoperatingsystem?
TheWindowsHelpandSupportinformationsystemprovidesyouwithdetailedinformationaboutusingthe
Windowsoperatingsystemtohelpyougetthemostofyourcomputer.ToaccesstheWindowsHelpand
Supportinformationsystem,dooneofthefollowing:
•OntheWindows7operatingsystem,clickStart➙HelpandSupport.
•OntheWindows8operatingsystem,moveyourcursortothetop-rightorbottom-rightcornerofthe
screentodisplaythecharms.ThenclickSettings➙Help.
AccessingControlPanelontheWindows8operatingsystem
OntheWindowsoperatingsystem,youcanviewandchangecomputersettingsthroughControlPanel.To
accessControlPanelontheWindows8operatingsystem,dooneofthefollowing:
•Fromthedesktop
1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.
2.ClickSettings.
3.ClickControlPanel.
•FromtheStartscreen
1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.
2.ClickSearch.
3.OntheAppsscreen,scrolltotherightside,andclickControlPanelintheWindowsSystemsection.
©CopyrightLenovo2012
17

Usingthekeyboard
Dependingonyourmodel,yourcomputercomeswitheitherastandardkeyboardorangerprintreader
keyboard.TheMicrosoftWindowsshortcutkeysareprovidedonbothkeyboardtypes.
Thissectionprovidesinformationaboutthefollowingtopics:
•“UsingWindowsshortcutkeys”onpage18
•“UsingtheblueThinkVantagebutton”onpage18
•“Usingangerprintreader”onpage18
UsingWindowsshortcutkeys
Boththestandardkeyboardandthengerprintreaderkeyboardprovidethreekeysyoucanusewithyour
MicrosoftWindowsoperatingsystem.
•ThetwoWindowslogokeysarelocatedbesidetheAltkeyoneithersideofthespacebar.Theyfeature
theWindowslogo.OntheWindows7operatingsystem,presstheWindowskeytoopentheStartmenu.
OntheWindows8operatingsystem,presstheWindowskeytoswitchbetweenthecurrentworkspace
andtheStartscreen.ThestyleoftheWindowslogovariesdependingonthekeyboardtype.
•Thecontext-menukeyislocatednexttotheCtrlkeyontherightsideoftheSpacebar.Pressingthe
context-menukeyopensthecontextmenufortheactiveprogram,icon,orobject.
Note:Y oucanusethemouseortheUpandDownarrowkeystohighlightmenuselections.OntheWindows
7operatingsystem,youcanclosetheStartmenuorthecontextmenubyclickingthemouseorpressingEsc.
UsingtheblueThinkVantagebutton
SomekeyboardshaveablueThinkVantagebuttonthatyoucanusetoopenacomprehensiveon-board
helpandinformationcenterfromLenovo.
OntheWindows7operatingsystem,pressingtheblueThinkVantagebuttonopenstheSimpleT approgram.
See“AnintroductiontoLenovoprograms”onpage7formoreinformation.
Usingangerprintreader
Somecomputersmightcomewithakeyboardthathasangerprintreader.Formoreinformationaboutthe
ngerprintreader,see“AnintroductiontoLenovoprograms”onpage7.
ToopentheThinkVantageFingerprintSoftwareprogramandusethengerprintreader,clickStart➙All
Programs➙LenovoThinkVantageTools➙FingerprintReader.
Followtheinstructionsonthescreen.Foradditionalinformation,refertotheThinkVantageFingerprint
Softwarehelpsystem.
18ThinkCentreUserGuide

Usingthewheelmouse
Thewheelmousehasthefollowingcontrols:
1PrimarymousebuttonUsethisbuttontoselectorstartaprogramormenuitem.
2Wheel
3Secondarymousebutton
Youcanswitchthefunctionoftheprimaryandsecondarymousebuttonsandchangeotherdefaultbehavior
throughthemousepropertiesfunctionintheWindowsControlPanel.
Usethewheeltocontrolthescrollingactionofthemouse.Thedirectioninwhichyou
rotatethewheelcontrolsthedirectionofthescrollingaction.
Usethisbuttontodisplayamenufortheactiveprogram,icon,orobject.
Adjustingaudio
Soundisanimportantpartofthecomputerexperience.Yourcomputerhasadigitalaudiocontrollerbuilt
intothesystemboard.Somemodelsalsohaveahigh-performanceaudioadapterinstalledinoneofthePCI
cardslots.
Aboutyourcomputeraudio
Ifafactory-installed,high-performanceaudioadapterisinstalledinyourcomputer,thesystem-board
audioconnectorsontherearofthecomputeraretypicallydisabled;usetheconnectorsprovidedonthe
audioadapter.
Eachaudiosolutionprovidesatleastthreeaudioconnectors:audioline-inconnector,audioline-out
connector,andMicrophoneconnector.Onsomemodels,afourthconnectorisprovidedfortheattachment
ofunpoweredstereospeakers(speakersthatdonotrequireanacpowersource).Theaudioadapter
providesyouwiththeabilitytorecordandplaybacksoundandmusic,aswellastoenjoysoundwith
multimediaapplicationsandworkwithspeech-recognitionsoftware.
Optionally,youcanconnectasetofpoweredstereospeakerstotheaudioline-outconnectortoenjoy
bettersoundwithmultimediaapplications.
Settingthevolumefromthedesktop
Thedesktopvolumecontrolisaccessiblethroughthevolumeiconinthetaskbar,whichislocatedatthe
bottom-rightcorneroftheWindowsdesktop.Clickthevolumeiconandmovethesliderupordownto
controlthevolume,orclicktheMuteicontoturntheaudiooff.Ifthevolumeiconisnotinthetaskbar,see
“Addingthevolumeicontothetaskbar”onpage19
.
Addingthevolumeicontothetaskbar
ToaddthevolumeicontothetaskbarontheWindows7operatingsystem,dothefollowing:
Chapter2.Usingyourcomputer19

1.FromtheWindowsdesktop,clickStart➙ControlPanel➙AppearanceandPersonalization.
2.IntheT askbarandStartMenusection,clickCustomizeiconsonthetaskbar.
3.ClickTurnsystemiconsonoroffandchangethevolumebehaviorsfromOfftoOn.
4.ClickOKtosavethenewsettings.
ToaddthevolumeicontothetaskbarontheWindows8operatingsystem,dothefollowing:
1.OpenControlPanel,andclickAppearanceandPersonalization.
2.IntheT askbarsection,clickCustomizeiconsonthetaskbar.
3.ClickTurnsystemiconsonoroffandchangethevolumebehaviorsfromOfftoOn.
4.ClickOKtosavethenewsettings.
SettingthevolumefromControlPanel
YoucansetthecomputervolumefromControlPanel.TosetthecomputervolumefromControlPanel,
dothefollowing:
1.OntheWindows7operatingsystem,clickStart➙ControlPanel➙HardwareandSound.Onthe
Windows8operatingsystem,openControlPanel,andclickHardwareandSound.
2.IntheSoundsection,clickAdjustsystemvolume.
3.Movetheslidersupordowntoraiseorlowerthevolumeofyourcomputer.
UsingCDsandDVDs
YourcomputermighthaveaDVDROMdriveorrecordableDVDdriveinstalled.DVDdrivesuse
industry-standard,12cm(4.75-inch)CDmediaorDVDmedia.IfyourcomputercomeswithaDVDdrive,
thedrivecanreadDVD-ROMdiscs,DVD-Rdiscs,DVD-RAMdiscs,DVD-RWdiscs,andalltypesofCDs,
suchasCD-ROMdiscs,CD-RWdiscs,CD-Rdiscs,andaudioCDs.IfyouhavearecordableDVDdrive,
itcanalsorecordonDVD-Rdiscs,DVD-RWdiscs,typeIIDVD-RAMdiscs,CD-RWstandardandhigh
speeddiscs,andCD-Rdiscs.
FollowtheseguidelineswhenusingtheDVDdrive:
•Donotplacethecomputerinalocationwherethedriveisexposedtothefollowing:
–Hightemperature
–Highhumidity
–Excessivedust
–Excessivevibrationorsuddenshock
–Aninclinedsurface
–Directsunlight
•DonotinsertanyobjectotherthanaCDorDVDintothedrive.
•Beforemovingthecomputer,removetheCDorDVDfromthedrive.
HandlingandstoringCDandDVDmedia
CDandDVDmediaaredurableandreliable,buttheydorequiresomecareandspecialhandling.When
handlingandstoringaCDorDVD,followtheseguidelines:
•Holdthediscbyitsedges.Donottouchthesurfaceofthesidethatisnotlabeled.
•Toremovedustorngerprints,wipethediscwithaclean,softclothfromthecentertotheoutside.Wiping
thediscinacirculardirectionmightcauselossofdata.
20ThinkCentreUserGuide

•Donotwriteorstickpaperonthedisc.
•Donotscratchormarkthedisc.
•Donotplaceorstorethediscindirectsunlight.
•Donotusebenzene,thinners,orothercleanerstocleanthedisc.
•Donotdroporbendthedisc.
•Donotinsertdamageddiscsintothedrive.Warped,scratched,ordirtydiscscandamagethedrive.
PlayingaCDorDVD
IfyourcomputercomeswithaDVDdrive,youcanlistentoaudioCDsorwatchDVDmovies.T oplaya
CDorDVD,dothefollowing:
1.PresstheEject/LoadbuttonontheDVDdrivetoopenthetray.
2.Withthetrayfullyextended,inserttheCDorDVDintothetray.SomeDVDdriveshaveasnaphubinthe
centerofthetray.Ifyourdrivehasasnaphub,supportthetraywithonehandandthenpushonthe
centeroftheCDorDVDuntilitsnapsintoplace.
3.PresstheEject/Loadbuttonagainorgentlypushthetrayforwardtoclosethetray.TheCDorDVD
playerprogramstartsautomatically.Foradditionalinformation,refertotheCDorDVDplayerprogram
helpsystem.
ToremoveaCDorDVDfromtheDVDdrive,dothefollowing:
1.Withthecomputeron,presstheEject/Loadbutton.Whenthetrayslidesoutautomatically,carefully
removethedisc.
2.ClosethetraybypressingtheEject/Loadbuttonorbygentlypushingthetrayforward.
Note:IfthetraydoesnotslideoutofthedrivewhenyoupresstheEject/Loadbutton,insertastraightened
paperclipintotheemergency-ejectholelocatedonthefrontoftheDVDdrive.Besurethedriveispowered
offwhenusingtheemergencyeject.UsetheEject/Loadbuttoninsteadoftheemergencyejectexcept
inanemergency.
RecordingaCDorDVD
IfyourcomputercomeswitharecordableDVDdrive,youcanusethedrivetorecordCDsorDVDs.
TorecordaCDorDVD,dooneofthefollowing:
•OntheWindows7operatingsystem,youhaveeithertheCorelDVDMovieFactoryLenovoEditionprogram
orthePower2Goprograminstalledonyourcomputer.
–ToruntheCorelDVDMovieFactoryLenovoEditionprogram,clickStart➙AllPrograms➙Corel
DVDMovieFactoryLenovoEdition➙CorelDVDMovieFactoryLenovoEdition.Followthe
instructionsonthescreen.
–TorunthePower2Goprogram,clickStart➙AllPrograms➙PowerDVDCreate➙Power2Go.
Followtheinstructionsonthescreen.
•OntheWindows8operatingsystem,runthePower2Goprogrambydoingthefollowing:
1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Then
clickSearchandtypePower2Go.
2.ClickPower2Gointheleftpaneltoopentheprogram.
3.Followtheinstructionsonthescreen.
YoualsocanuseWindowsMedia
andSupport”onpage127.
®
PlayertorecordCDsanddataDVDs.Formoreinformation,see“Help
Chapter2.Usingyourcomputer21

22ThinkCentreUserGuide

Chapter3.Youandyourcomputer
Thischapterprovidesinformationaboutaccessibility,comfort,andrelocatingyourcomputertoother
countriesorregions.
Accessibilityandcomfort
Goodergonomicpracticeisimportanttogetthemostfromyourpersonalcomputerandtoavoiddiscomfort.
Arrangeyourworkplaceandtheequipmentyouusetosuityourindividualneedsandthekindofwork
thatyouperform.Inaddition,usehealthyworkhabitstomaximizeyourperformanceandcomfortwhile
usingyourcomputer.
Thefollowingtopicsprovideinformationaboutarrangingyourworkarea,settingupyourcomputer
equipment,andestablishinghealthyworkhabits:
Lenovoiscommittedtoprovidingpeoplewithdisabilitiesgreateraccesstoinformationandtechnology.
Asaresult,thefollowinginformationprovideswaystohelpusersthathavehearing,vision,andmobility
limitationsgetthemostoutoftheircomputerexperience.
Assistivetechnologiesenableuserstoaccessinformationinthemostappropriateway.Someofthese
technologiesarealreadyprovidedinyouroperatingsystem,otherscanbepurchasedthroughvendors,or
accessedthroughtheWorldWideWeb:
http://www.lenovo.com/healthycomputing
Arrangingyourworkspace
Togetthemostfromyourcomputer,arrangeboththeequipmentyouuseandyourworkareatosuityour
needsandthekindofworkyoudo.Yourcomfortisofforemostimportance,butlightsources,aircirculation,
andthelocationofelectricaloutletscanalsoaffectthewayyouarrangeyourworkspace.
Comfort
Althoughnosingleworkingpositionisidealforeveryone,hereareafewguidelinestohelpyounda
positionthatsuitsyoubest.
Sittinginthesamepositionforalongtimecancausefatigue.Thebackrestandseatofyourchairshould
adjustindependentlyandprovidegoodsupport.Theseatshouldhaveacurvedfronttorelievepressureon
thethighs.Adjusttheseatsothatyourthighsareparalleltotheoorandyourfeetareeitheratonthe
oororonafootrest.
Whenusingthekeyboard,keepyourforearmsparalleltotheoorandyourwristsinacomfortableposition.
Usealighttouchonthekeyboardandyourhandsandngersrelaxed.Changetheangleofthekeyboard
formaximumcomfortbyadjustingthepositionofthekeyboardfeet.
©CopyrightLenovo2012
23

Adjustthemonitorsothetopofthescreenisat,orslightlybelow,eyelevel.Placethemonitorata
comfortableviewingdistance,usually51to61cm(20to24inches),andpositionitsoyoucanviewit
withouthavingtotwistyourbody.Also,positionotherequipmentyouuseregularly,suchasthetelephoneor
amouse,withineasyreach.
Glareandlighting
Positionthemonitortominimizeglareandreectionsfromoverheadlights,windows,andotherlightsources.
Reectedlightfromshinysurfacescancauseannoyingreectionsonyourmonitorscreen.Placethe
monitoratrightanglestowindowsandotherlightsources,whenpossible.Reduceoverheadlighting,if
necessary,byturningofflightsorusinglowerwattagebulbs.Ifyouinstallthemonitornearawindow,use
curtainsorblindstoblockthesunlight.Youcanadjustthebrightnessandcontrastcontrolsonthemonitor
astheroomlightingchangesthroughouttheday.
Whereitisimpossibletoavoidreectionsortoadjustthelighting,anantiglarelterplacedoverthescreen
mightbehelpful.However,theseltersmightaffecttheclarityoftheimageonthescreen;trythemonlyafter
youhaveexhaustedothermethodsofreducingglare.
Dustbuildupcompoundsproblemsassociatedwithglare.Remembertocleanyourmonitorscreen
periodicallyusingasoftclothasdirectedinyourmonitordocumentation.
Aircirculation
Yourcomputerandmonitorproduceheat.Thecomputerhasafanthatpullsinfreshairandforcesouthot
air.Themonitorletshotairescapethroughvents.Blockingtheairventscancauseoverheating,whichmight
resultinamalfunctionordamage.Placethecomputerandmonitorsothatnothingblockstheairvents;
usually,51mm(2inches)ofairspaceissufcient.Also,ensurethattheventedairisnotblowingonpeople.
Electricaloutletsandcablelengths
Thelocationofelectricaloutlets,thelengthofpowercordsandcablesthatconnecttothemonitor,printer,
andotherdevicesmightdeterminethenalplacementofyourcomputer.
Whenarrangingyourworkspace:
•Avoidtheuseofextensioncords.Whenpossible,plugthecomputerpowercorddirectlyintoanelectrical
outlet.
•Keeppowercordsandcablesneatlyroutedawayfromwalkwaysandotherareaswheretheymight
getkickedaccidentally.
Formoreinformationaboutpowercords,see“Powercordsandpoweradapters”onpagevi
24ThinkCentreUserGuide
.

Registeringyourcomputer
Whenyouregisteryourcomputer,informationisenteredintoadatabase,whichenablesLenovotocontact
youincaseofarecallorothersevereproblem.AfteryouregisteryourcomputerwithLenovo,youwillreceive
quickerservicewhenyoucallLenovoforhelp.Inaddition,somelocationsofferextendedprivilegesand
servicestoregisteredusers.
ToregisteryourcomputerwithLenovo,dooneofthefollowing:
•Gotohttp://www.lenovo.com/registerandfollowtheinstructionsonthescreentoregisteryourcomputer.
•ConnectyourcomputertotheInternetandregisteryourcomputerthroughapreinstalledregistration
program:
–ForWindows7:ThepreinstalledLenovoProductRegistrationprogramlaunchesautomaticallyafteryou
haveusedyourcomputerforatime.Followtheinstructionsonthescreentoregisteryourcomputer.
–ForWindows8:OpentheLenovoSupportprogram.ThenclickRegistrationandfollowtheinstructions
onthescreentoregisteryourcomputer.
Movingyourcomputertoanothercountryorregion
Whenyoumoveyourcomputertoanothercountryorregion,youmusttakelocalelectricalstandardsinto
consideration.Thissectionprovidesinformationonthefollowing:
•“Voltage-selectionswitch”onpage25
•“Replacementpowercords”onpage26
Voltage-selectionswitch
Somecomputersareequippedwithavoltage-selectionswitchlocatednearthepower-cordconnection
pointonthecomputerandsomecomputersdonothaveavoltage-selectionswitch.Beforeyouinstall
yourcomputerorrelocateyourcomputertoanothercountryorregion,youmustbecertainthatyouhave
matchedyourcomputertothevoltageavailableatyourelectricaloutlet.
CAUTION:
Youmustknowthevoltageoftheelectricalconnection(outlet)whereyourcomputerwillbe
connected.Ifyoudonotknowthevoltage,contactyourlocalelectriccompanyorrefertoofcial
Websitesorotherliteraturefortravelerstothecountryorregionwhereyouarelocated.
Ifyourcomputerhasavoltage-selectionswitch,youmustsettheswitchtomatchthevoltageavailableat
yourelectricaloutlet.Settingthevoltage-selectionswitchincorrectlywillcausethecomputertomalfunction
andmightcausepermanentdamagetothecomputer.Donotconnectthecomputertoanelectrical
outletuntilyouhaveveriedthatthevoltage-selectionswitchsettingmatchesthevoltageavailableatthe
electricaloutlets.
Ifyourcomputerdoesnothaveavoltage-selectionswitch,inspectthevoltage-ratinglabelonthebottomof
thecomputerandnotethefollowing:
•Ifthevoltage-ratinglabelshowsarangeofeither“100-127V”or“200-240V,”youmustensurethatthe
voltageprovidedattheelectricaloutletmatchesthevoltageratingonthecomputerlabel.Ifitdoes
notmatch,donotattempttoconnectthecomputertotheelectricaloutlet,unlessanexternaldevice
suchasavoltage-convertingtransformerisused.
•Ifthevoltage-ratinglabelshowsadualrangeof“100-127V”and“200-240V,”thissigniesthatthe
computerissuitableforworldwideoperationandthecomputerwillautomaticallyadjusttothevoltageat
theelectricaloutletregardlessofthecountryorregionwherethecomputerisbeingconnected.
Chapter3.Y ouandyourcomputer25

Replacementpowercords
Ifyourelocateyourcomputertoacountryorregionthatusesanelectricaloutletstyledifferentfromthe
typeyouarecurrentlyusing,youwillhavetopurchaseeitherelectricalplugadaptersornewpowercords.
YoucanorderpowercordsdirectlyfromLenovo.
Forpowercordinformationandpartnumbers,goto:
http://www.lenovo.com/powercordnotice
26ThinkCentreUserGuide

Chapter4.Security
Thischapterprovidesinformationabouthowtoprotectyourcomputerfromtheftandunauthorizeduse.
Securityfeatures
Thefollowingsecurityfeaturesareavailableonyourcomputer:
•ComputraceAgentsoftwareembeddedinrmware
TheComputraceAgentsoftwareisanITassetmanagementandcomputertheftrecoverysolution.
Thesoftwaredetectsifchangeshavebeenmadeonthecomputer,suchashardware,software,or
thecomputercall-inlocation.
Note:YoumighthavetopurchaseasubscriptiontoactivatetheComputraceAgentsoftware.
•Coverpresenceswitch(alsocalledintrusionswitch)
Thecoverpresenceswitchpreventsyourcomputerfromloggingintotheoperatingsystemwhenthe
computercoverisnotproperlyinstalledorclosed.Toenablethecoverpresenceswitchconnector
onthesystemboard,tothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage97.
2.SettheAdministratorPassword.See“Setting,changing,anddeletingapassword”onpage98.
3.FromtheSecuritysubmenu,selectChassisIntrusionDetection➙Enabled.Thecoverpresence
switchconnectoronthesystemboardisenabled.
Whenthecoverpresenceswitchdetectsthatyourcomputercoverisnotproperlyinstalledorclosed
whenyouturnonthecomputer,anerrormessagewillbedisplayed.T obypasstheerrormessageand
logintotheoperatingsystem,dothefollowing:
1.Properlyinstallorcloseyourcomputercover.See“Completingthepartsreplacement”onpage86.
2.PressF1toentertheSetupUtilityprogram.ThenpressF10tosaveandexittheSetupUtility
program.Theerrormessagewillnotbedisplayedagain.
•AbilitytoenableanddisabledevicesandUSBconnectors
Formoreinformation,see“Enablingordisablingadevice”onpage99
•Integratedngerprintreader(availableonsomemodels)
Dependingonthemodelsofyourcomputer,thekeyboardmayhaveanintegratedngerprintreader.
ByenrollingyourngerprintandassociatingitwithaPower-onPassword,aHardDiskPassword,or
bothpasswordsbeforehand,youcanstartthecomputer,logontothesystem,andentertheSetup
Utilityprogrambyswipingyourngeroverthereader,withouttypingapassword.Thusngerprint
authenticationcanreplacepasswordsandenablesimpleandsecureuseraccess.
•Startupsequencecontrol
Formoreinformation,see“Selectingorchangingthestartupdevicesequence”onpage100
•Startupwithoutkeyboardormouse
Yourcomputerisabletologintotheoperatingsystemwithoutkeyboardormouseconnected.
•TrustedPlatformModule(TPM)
TrustedPlatformModuleisasecurecryptoprocessorthatcanstorecryptographickeysthatprotect
informationstoredinyourcomputer.
.
.
©CopyrightLenovo2012
27

Lockingthecomputercover
Lockingthecomputercoverhelpspreventunauthorizedpeoplefromgainingaccesstotheinsideofyour
computer.Yourcomputercomeswithapadlockloopsothatthecomputercovercannotberemoved
whenapadlockisinstalled.
Figure8.Installingapadlock
28ThinkCentreUserGuide

Attachingacablelock
Acablelockcanbeusedtosecuredevices,suchasthekeyboardandthemouse,bylockingthedevice
cablestoyourcomputer.Thecablelockattachestothecablelockslotsontherearofyourcomputer.See
“Locatingconnectorsontherearofyourcomputer”onpage10
Toinstallacablelock,dothefollowing:
1.Inserttheclip1intothecablelockslot4.
2.Pullthecablesyouwanttolockthroughthedentsinthecablelock.
3.Presstheclip2intothecablelockslot3untilitsnapsintoposition.
.
Figure9.Installingacablelock
Chapter4.Security29

Attachinganintegratedcablelock
Anintegratedcablelock,sometimesreferredtoastheKensingtonlock,canbeusedtosecureyour
computertoadesk,table,orothernon-permanentxture.Thecablelockattachestotheintegratedcable
lockslotattherearofyourcomputerandisoperatedwithakey.Thecablelockalsolocksthebuttonsused
toopenthecomputercover.Thisisthesametypeoflockusedwithmanynotebookcomputers.Youcan
orderanintegratedcablelockdirectlyfromLenovobysearchingforKensingtonat:
http://www.lenovo.com/support
Figure10.Integratedcablelock
Usingpasswords
YoucansetavarietyofpasswordsthroughtheMicrosoftWindowsoperatingsystemandthroughtheBIOS
ofyourcomputertohelpdeterunauthorizeduseofyourcomputer.
BIOSpasswords
YoucanusetheBIOSSetupUtilityprogramtosetpasswordstopreventunauthorizedaccesstoyour
computeranddata.Thefollowingtypesofpasswordsareavailable:
•Power-OnPassword:WhenaPower-OnPasswordisset,youarepromptedtotypeavalidpassword
eachtimethecomputeristurnedon.Thecomputercannotbeuseduntilthevalidpasswordistyped
in.Formoreinformation,see“Power-OnPassword”onpage98
•HardDiskPassword:SettingaHardDiskPasswordpreventsunauthorizedaccesstothedataonthehard
diskdrive.WhenaHardDiskPasswordisset,youarepromptedtotypeavalidpasswordeachtimeyou
trytoaccesstheharddiskdrive.Formoreinformation,see“HardDiskPassword”onpage98
30ThinkCentreUserGuide
.
.

•AdministratorPassword:SettinganAdministratorPassworddetersunauthorizedusersfromchanging
congurationsettings.Ifyouareresponsibleformaintainingthecongurationsettingsofseveral
computers,youmightwanttosetanAdministratorPassword.Formoreinformation,see“Administrator
Password”onpage98
Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimproves
computingsecurity.
.
Windowspasswords
DependingonyourversionoftheWindowsoperatingsystem,youcanusepasswordsforavarietyof
features,includingcontrollingloginaccess,accesstosharedresources,networkaccess,andindividualuser
settings.Formoreinformation,see“HelpandSupport”onpage127
.
Conguringthengerprintreader
Ifyourkeyboardhasangerprintreader,youcancongurethengerprintreaderintheSetupUtilityprogram.
TheFingerprintSetupsubmenuundertheSecuritymenuoftheSetupUtilityprogramprovidesthe
followingoptions:
•PrebootAuthentication:enablesordisablesthengerprintauthenticationforaccessingtheBIOS.
•EraseFingerprintData:clearsthengerprintdatastoredinangerprintreader.
Tocongurethengerprintreader,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage97.
2.FromtheSetupUtilityprogrammainmenu,selectSecurity➙FingerprintSetup,andpressEnter.
TheFingerprintSetupwindowopens.
3.SelectPrebootAuthenticationorEraseFingerprintDataasdesired,andpressEnter.
4.SelectthedesiredsettingsandpressEnter.
5.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconrm
theexit.
Usingandunderstandingrewalls
Arewallcanbehardware,software,oracombinationofbothdependingonthelevelofsecurityrequired.
Firewallsworkonasetofrulestodeterminewhichinboundandoutboundconnectionsareauthorized.If
yourcomputerispreintalledwitharewallprogram,ithelpsprotectagainstcomputerInternetsecurity
threats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.Formore
informationabouthowtousetherewallprogram,refertothehelpsystemofyourrewallprogram.
TheWindowsoperatingsystempreinstalledonyourcomputerprovidestheWindowsFirewall.Fordetailson
usingtheWindowsFirewall,referto“HelpandSupport”onpage127.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramtohelpyouguardagainst,detect,andeliminate
viruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Note:Virusdenitionlesmustbekeptup-to-datetoguardagainstnewviruses.
Chapter4.Security31

Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpsystemofyourantivirus
software.
32ThinkCentreUserGuide

Chapter5.Installingorreplacinghardware
Thischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.
Handlingstatic-sensitivedevices
Donotopenthestatic-protectivepackagecontainingthenewpartuntilthedefectiveparthasbeenremoved
fromthecomputerandyouarereadytoinstallthenewpart.Staticelectricity,althoughharmlesstoyou,can
seriouslydamagecomputercomponentsandparts.
Whenyouhandlepartsandothercomputercomponents,taketheseprecautionstoavoidstatic-electricity
damage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlepartsandothercomputercomponentscarefully.HandlePCIcards,memorymodules,
systemboards,andmicroprocessorsbytheedges.Nevertouchanyexposedcircuitry.
•Preventothersfromtouchingthepartsandothercomputercomponents.
•Beforeyoureplaceanewpart,touchthestatic-protectivepackagecontainingtheparttoametal
expansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwoseconds.This
reducesstaticelectricityfromthepackageandyourbody.
•Whenpossible,removethenewpartfromthestatic-protectivepackaging,andinstallitdirectlyinthe
computerwithoutsettingthepartdown.Whenthisisnotpossible,placethestatic-protectivepackage
thatthepartcameinonasmooth,levelsurfaceandplacethepartonit.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Installingorreplacinghardware
Thissectionprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.Youcanexpand
thecapabilitiesofyourcomputerandmaintainyourcomputerbyinstallingorreplacinghardware.
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Notes:
1.UseonlycomputerpartsprovidedbyLenovo.
2.Wheninstallingorreplacinganoption,usetheappropriateinstructionsinthissectionalongwiththe
instructionsthatcomewiththeoption.
Installingexternaloptions
Youcanconnectexternaloptionstoyourcomputer,suchasexternalspeakers,aprinter,orascanner.For
someexternaloptions,youmustinstalladditionalsoftwareinadditiontomakingthephysicalconnection.
Wheninstallinganexternaloption,see“Locatingconnectors,controls,andindicatorsonthefrontofyour
computer”onpage9and“Locatingconnectorsontherearofyourcomputer”onpage10toidentifythe
requiredconnector.Then,usetheinstructionsthatcomewiththeoptiontohelpyoumaketheconnection
andinstallanysoftwareordevicedriversthatarerequiredfortheoption.
©CopyrightLenovo2012
33

Removingthecomputercover
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev
Thissectionprovidesinstructionsonhowtoremovethecomputercover.
CAUTION:
Turnoffthecomputerandwaitthreetoveminutestoletthecomputercoolbeforeremovingthe
computercover.
Toremovethecomputercover,dothefollowing:
1.Removeanymediafromthedrivesandturnoffallattacheddevicesandthecomputer.
2.Disconnectallpowercordsfromelectricaloutlets.
3.Disconnectthepowercords,Input/Outputcables,andanyothercablesthatareconnectedtothe
4.Removeanylockingdevicethatsecuresthecomputercover,suchasapadlockoranintegratedcable
5.Removeanyscrewsthatsecurethecomputercover.
6.Pressthecover-releasebuttononthesideofthecomputerandslidethecovertotherearofthe
.
computer.See“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”onpage9
and“Locatingconnectorsontherearofyourcomputer”onpage10.
lock.See“Lockingthecomputercover”onpage28and“Attachinganintegratedcablelock”onpage30.
computertoremovethecover.
Figure11.Removingthecomputercover
34ThinkCentreUserGuide

Removingandreinstallingthefrontbezel
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev
Thissectionprovidesinstructionsonhowtoremoveandreinstallthefrontbezel.
Toremoveandreinstallthefrontbezel,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezelbyreleasingthethreeplastictabsontheleftsideandpivotingthefrontbezel
.
outward.
Figure12.Removingthefrontbezel
4.T oreinstallthefrontbezel,alignthethreeplastictabsontherightsideofthefrontbezelwiththe
correspondingholesinthechassis,thenpivotthefrontbezelinwardsuntilitsnapsintopositionon
theleftside.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
InstallingorreplacingaPCIcard
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Chapter5.Installingorreplacinghardware35

ThissectionprovidesinstructionsonhowtoinstallorreplaceaPCIcard.Y ourcomputerhastwostandard
PCIcardslots,onePCIExpressx1cardslot,andonePCIExpressx16graphicscardslot.
ToinstallorreplaceaPCIcard,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Attherearofthecomputer,pressthereleasebutton1toopenthecardlatch2.
Figure13.OpeningthePCIcardlatch
4.DependingonwhetheryouareinstallingorreplacingaPCIcard,dooneofthefollowing:
•IfyouareinstallingaPCIcard,removetheappropriatemetalslotcover.
•IfyouarereplacinganoldPCIcard,grasptheoldcardthatiscurrentlyinstalledandgentlypullit
outoftheslot.
36ThinkCentreUserGuide

Figure14.RemovingaPCIcard
Notes:
a.Thecardtstightlyintothecardslot.Ifnecessary,alternatemovingeachsideofthecardasmall
amountuntilitisremovedfromthecardslot.
b.Ifthecardisheldinplacebyaretaininglatch,pressthecardretaininglatch1asshownto
disengagethelatch.Graspthecardandgentlypullitoutoftheslot.
5.RemovethenewPCIcardfromitsstatic-protectivepackage.
6.Installthenewcardintotheappropriateslotonthesystemboard.See“Locatingpartsonthesystem
board”onpage12.
Note:IfyouareinstallingaPCIExpressx16graphicscard,ensurethatthememoryslotretainingclips
areclosedbeforeyouinstallthegraphicscard.
Chapter5.Installingorreplacinghardware37

7.PivotthecardlatchtotheclosedpositiontosecurethePCIcard.
Figure15.InstallingaPCIcard
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Installingorreplacingamemorymodule
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoinstallorreplaceamemorymodule.
YourcomputerhasfourslotsforinstallingorreplacingDDR3UDIMMsthatprovideuptoamaximumof
32GBsystemmemory.Wheninstallingorreplacingamemorymodule,use2GB,4GB,or8GBDDR3
UDIMMsinanycombinationuptoamaximumof32GB.
Thefollowingtableprovidesinformationaboutthememorymoduleinstallationrulesthatyoushould
considerwheninstallingorremovingamemorymodule.The“X”markindicatesthememoryslot(s)into
whichthememorymodule(s)shouldbeinstalledindifferentsituations.Thenumbers1,2,3,and4indicate
theinstallationsequence.T olocatethememorymoduleslots,see“Locatingpartsonthesystemboard”
onpage12
.
38ThinkCentreUserGuide

UDIMMDIMM1DIMM2DIMM3DIMM4
OneUDIMM
TwoUDIMMsX,1X,2
ThreeUDIMMsX,3X,1X,2
FourUDIMMsX,3X,1X,4X,2
X
Toinstallorreplaceamemorymodule,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Laythecomputeronitssideforeasieraccesstothesystemboard.
4.Locatethememoryslots.See“Locatingpartsonthesystemboard”onpage12.
5.Removeanypartsthatmightpreventyouraccesstothememoryslots.Dependingonyourcomputer
model,youmightneedtoremovethePCIExpressx16graphicscardforeasieraccesstothememory
slots.See“InstallingorreplacingaPCIcard”onpage35.
6.Dependingonwhetheryouareinstallingorreplacingamemorymodule,dooneofthefollowing:
•Ifyouarereplacinganoldmemorymodule,opentheretainingclipsandgentlypullthememory
moduleoutofthememoryslot.
Figure16.Removingamemorymodule
Chapter5.Installingorreplacinghardware39

•Ifyouareinstallingamemorymodule,opentheretainingclipsofthememoryslotintowhichyou
wanttoinstallthememorymodule.
Figure17.Openingtheretainingclips
7.Positionthenewmemorymoduleoverthememoryslot.Ensurethatthenotch1onthememory
modulealignscorrectlywiththeslotkey2onthesystemboard.Pushthememorymodulestraight
downintotheslotuntiltheretainingclipsclose.
Figure18.Installingamemorymodule
8.ReinstallthePCIExpressx16graphicscardifyouhaveremovedit.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Installingorreplacingtheopticaldrive
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev
Thissectionprovidesinstructionsonhowtoinstallorreplacetheopticaldrive.
Toinstallorreplaceanopticaldrive,dothefollowing:
40ThinkCentreUserGuide
.

1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Dependingonwhetheryouareinstallingorreplacinganopticaldrive,dooneofthefollowing:
•Ifyouareinstallingasecondaryopticaldrive,removetheplasticpanelinthefrontbezelforthe
drivebayyouwanttouse.Ifthereisametalstaticshieldinstalledinthedrivebay,removethe
metalstaticshield.
•Ifyouarereplacinganopticaldrive,disconnectthesignalcableandthepowercablefromtherear
oftheopticaldrive,pressthebluereleasebutton,andthenslidetheopticaldriveoutofthefront
ofthecomputer.
Figure19.Removingtheopticaldrive
5.Installtheopticaldriveretaineronthesideofthenewopticaldrive.
Figure20.Installingtheopticaldriveretainer
Chapter5.Installingorreplacinghardware41

6.Slidethenewopticaldriveintothedrivebayfromthefrontofthecomputeruntiltheopticaldrive
snapsintoposition.
Figure21.Installingtheopticaldrive
7.Connectthesignalcableandthepowercabletothenewopticaldrive.
Figure22.Connectingtheopticaldrive
8.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Installingorreplacingthecardreader
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
42ThinkCentreUserGuide

Thissectionprovidesinstructionsonhowtoinstallorreplacethecardreader.
Note:Thecardreaderisonlyavailableinsomemodels.Fornewinstallation,see“Installingthecardreader”
onpage43
.Forreplacement,see“Replacingthecardreader”onpage45.
Installingthecardreader
Toinstallthecardreader,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Locatethecardreaderdrivebay.See“Locatinginternaldrives”onpage15.
5.Pivotthecardreaderretainertotheleftandslideitoutofthechassis.
Figure23.Removingthecardreaderretainer
6.Installthecardreaderretaineronthesideofthenewcardreader.
Figure24.Installingthecardreaderretainer
Chapter5.Installingorreplacinghardware43

7.Slidethecardreaderwithretainerintothecardreaderdrivebayuntilitsnapsintoposition.
Figure25.Installingthecardreader
8.ConnectthecardreadercabletoFrontUSBconnector2onthesystemboard.See“Locatingpartson
thesystemboard”onpage12.
9.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
Note:Y oumighthavetoremovethecardreadercover
2fromthefrontbezel.T oremovethecardread
cover,pivotthetworetainingclips1thatsecurethecardreadercoveroutwardsandthencompletely
disengagethecardreadercoverfromthefrontbezel.
Figure26.Removingthecardreadercover
44ThinkCentreUserGuide

Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingthecardreader
Toreplacethecardreader,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Locatethecardreader.See“Locatingcomponents”onpage12.
5.DisconnectthecardreadercablefromtheUSBconnectoronthesystemboard.See“Locatingpartson
thesystemboard”onpage12.
6.Presstheblueretainingcliptoremovethecardreaderoutofthechassis.
Figure27.Removingthecardreader
7.Installthecardreaderretaineronthesideofthenewcardreader.
Figure28.Installingthecardreaderretainer
Chapter5.Installingorreplacinghardware45

8.Slidethenewcardreaderintothedrivebayuntilitsnapsintoposition.
Figure29.Installingthecardreader
9.ReconnectthecardreadercabletoFrontUSBconnector2onthesystemboard.See“Locatingparts
onthesystemboard”onpage12.
10.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
11.T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingthebattery
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Yourcomputerhasaspecialtypeofmemorythatmaintainsthedate,time,andsettingsforbuilt-infeatures,
suchasparallel-portassignments(conguration).Abatterykeepsthisinformationactivewhenyouturn
offthecomputer.
Thebatterynormallyrequiresnochargingormaintenancethroughoutitslife;however,nobatterylasts
forever.Ifthebatteryfails,thedate,time,andcongurationinformation(includingpasswords)arelost.An
errormessageisdisplayedwhenyouturnonthecomputer.
Refertothe“Lithiumbatterynotice”intheSafety,Warranty,andSetupGuideforinformationaboutreplacing
anddisposingofthebattery.
Toreplacethebattery,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatethebattery.See“Locatingpartsonthesystemboard”onpage12.
46ThinkCentreUserGuide

4.Removetheoldbattery.
Figure30.Removingtheoldbattery
5.Installanewbattery.
Figure31.Installinganewbattery
6.Reinstallthecomputercoverandconnectthecables.See“Completingthepartsreplacement”on
page86
.
Note:Whenthecomputeristurnedonforthersttimeafterreplacingthebattery,anerrormessage
mightbedisplayed.Thisisnormalafterreplacingthebattery.
7.T urnonthecomputerandallattacheddevices.
8.UsetheSetupUtilityprogramtosetthedate,time,andanypasswords.SeeChapter7“UsingtheSetup
Utilityprogram”onpage97.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingthepowersupplyassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacethepowersupplyassembly.
Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the
followingwarningsarerequiredforyoursafetyandproperUnderwritersLaboratories(UL)certication.
CAUTION:
Chapter5.Installingorreplacinghardware47

Hazardousmovingparts.Keepngersandotherbodypartsaway.
CAUTION:
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.
Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabel
attached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwith
oneoftheseparts,contactaservicetechnician.
Toreplacethepowersupplyassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Disconnectthepowersupplyassemblycablesfromthesystemboardandalldrives.See“Locating
partsonthesystemboard”onpage12.
4.Releasethepowersupplyassemblycablesfromthecableclipsandtiesinthechassis.
48ThinkCentreUserGuide

5.Laythecomputeronitssideandremovethefourscrewsattherearofthechassisthatsecurethe
powersupplyassembly.
Figure32.Removingthescrewsforthepowersupplyassembly
6.Slidethepowersupplyassemblytothefrontofthecomputerandthenliftitoutofthechassis.
7.Ensurethatthenewpowersupplyassemblyisthecorrectreplacement.
8.Installthenewpowersupplyassemblyintothechassissothatthescrewholesinthepowersupply
assemblyalignwiththoseinthechassis.
9.Installandtightenthefourscrewstosecurethepowersupplyassembly.
Note:UseonlyscrewsprovidedbyLenovo.
10.Reconnectthepowersupplyassemblycablestothesystemboardandeachofthedrives.
11.Securethepowersupplyassemblycableswiththecableclipsandtiesinthechassis.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingtheheatsinkandfanassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacetheheatsinkandfanassembly.
CAUTION:
Theheatsinkandfanassemblymightbeveryhot.Turnoffthecomputerandwaitthreetove
minutestoletthecomputercoolbeforeremovingthecomputercover.
Chapter5.Installingorreplacinghardware49

Toreplacetheheatsinkandfanassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Laythecomputeronitssideforeasieraccesstothesystemboard.
4.Locatetheheatsinkandfanassembly.See“Locatingpartsonthesystemboard”onpage12.
5.Disconnecttheheatsinkandfanassemblycablefromthemicroprocessorfanconnectoronthesystem
board.See“Locatingpartsonthesystemboard”onpage12.
6.Followthissequencetoremovethefourscrewsthatsecuretheheatsinkandfanassemblytothe
systemboard:
a.Partiallyremovescrew1,thenfullyremovescrew2,andthenfullyremovescrew1.
b.Partiallyremovescrew3,thenfullyremovescrew4,andthenfullyremovescrew3.
Note:Carefullyremovethefourscrewsfromthesystemboardtoavoidanypossibledamagetothe
systemboard.Thefourscrewscannotberemovedfromtheheatsinkandfanassembly.
Figure33.Removingtheheatsinkandfanassembly
7.Liftthefailingheatsinkandfanassemblyoffthesystemboard.
Notes:
a.Youmighthavetogentlytwisttheheatsinkandfanassemblytofreeitfromthemicroprocessor.
b.Donottouchthethermalgreasewhilehandlingtheheatsinkandfanassembly.
8.Positionthenewheatsinkandfanassemblyonthesystemboardsothatthefourscrewsarealigned
withtheholesonthesystemboard.
Note:Positionthenewheatsinkandfanassemblysothattheheatsinkandfanassemblycableis
towardthemicroprocessorfanconnectoronthesystemboard.
9.Followthefollowingsequencetoinstallthefourscrewstosecurethenewheatsinkandfanassembly.
Donotover-tightenthescrews.
50ThinkCentreUserGuide

a.Partiallytightenscrew1,thenfullytightenscrew2,andthenfullytightenscrew1.
b.Partiallytightenscrew3,thenfullytightenscrew4,andthenfullytightenscrew3.
10.Connecttheheatsinkandfanassemblycabletothemicroprocessorfanconnectoronthesystem
board.See“Locatingpartsonthesystemboard”onpage12.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingthemicroprocessor
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacethemicroprocessor.
CAUTION:
Theheatsinkandmicroprocessormightbeveryhot.T urnoffthecomputerandwaitthreetove
minutestoletthecomputercoolbeforeremovingthecomputercover.
Toreplacethemicroprocessor,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Laythecomputeronitssideforeasieraccesstothesystemboard.
4.Locatethesystemboardanddisconnectallcablesconnectedtothesystemboard.See“Locating
partsonthesystemboard”onpage12
5.Removetheheatsinkandfanassembly.See“Replacingtheheatsinkandfanassembly”onpage49.
.
Note:Placetheheatsinkandfanassemblyonitssidesothatthethermalgreaseonthebottomofit
doesnotgetincontactwithanything.
Chapter5.Installingorreplacinghardware51

6.Liftthesmallhandle1andopentheretainer2toaccessthemicroprocessor3.
Figure34.Accessingthemicroprocessor
7.Liftthemicroprocessorstraightupandoutofthemicroprocessorsocket.
Figure35.Removingthemicroprocessor
Notes:
a.Yourmicroprocessorandsocketmightlookdifferentfromtheoneillustrated.
52ThinkCentreUserGuide

b.Notetheorientationofthemicroprocessorinthesocket.Youcaneitherlookforthesmalltriangle1
ononecornerofthemicroprocessorornotetheorientationofthenotches2onthemicroprocessor.
Thisisimportantwheninstallingthenewmicroprocessoronthesystemboard.
c.Touchonlytheedgesofthemicroprocessor.Donottouchthegoldcontactsonthebottom.
d.Donotdropanythingontothemicroprocessorsocketwhileitisexposed.Thesocketpinsmustbe
keptascleanaspossible.
8.Ensurethatthesmallhandleisintheraisedpositionandthemicroprocessorretainerisfullyopen.
9.Removetheprotectivecoverthatprotectsthegoldcontactsofthenewmicroprocessor.
10.Holdthenewmicroprocessorbyitssidesandalignthesmalltriangleononecornerofthenew
microprocessorwiththecorrespondingsmalltriangleononecornerofthemicroprocessorsocket.
11.Lowerthenewmicroprocessorstraightdownintothemicroprocessorsocketonthesystemboard.
Figure36.Installingthemicroprocessor
12.Closethemicroprocessorretainerandlockitintopositionwiththesmallhandletosecurethenew
microprocessorinthesocket.
13.Reinstalltheheatsinkandfanassembly.See“Replacingtheheatsinkandfanassembly”onpage49.
14.Reconnectallcablesthatweredisconnectedfromthesystemboard.
Chapter5.Installingorreplacinghardware53

Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage86.
Installingthesolid-statedrive
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoinstallthe2.5-inchsolid-statedrive.
Toinstallthesolid-statedrive,dothefollowing:
1.Installthesolid-statedriveintothestorageconverter.Then,installthefourscrewstosecurethe
solid-statedrivetothestorageconverter.
Figure37.Installingthesolid-statedriveintothestorageconverter
54ThinkCentreUserGuide

2.T oinstallthesolid-statedrivewiththestorageconverterintothe3.5-inchharddiskdrivebracket,ex
thebracketandalignpin1,pin2,pin3,andpin4onthebracketwiththecorrespondingholesin
thestorageconverter.
Figure38.Installingthesolid-statedrivewiththestorageconverterintotheharddiskdrivebracket
3.Connectthesignalcableandthepowercabletothesolid-statedrive.
4.Installthesolid-statedriveintothedesiredharddiskdrivebay.See“Replacingtheprimaryharddisk
drive”onpage61or“Replacingthesecondaryharddiskdrive”onpage63.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
InstallingorreplacingthemSA T Asolid-statedrive
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
ThissectionprovidesinstructionsonhowtoinstallorreplacethemSATAsolid-statedrive.
Note:ThemSATAsolid-statedriveisonlyavailableinsomemodels.Fornewinstallation,see“Installing
themSATAsolid-statedrive”onpage55
onpage57.
InstallingthemSATAsolid-statedrive
ToinstallthemSATAsolid-statedrive,dothefollowing:
.Forreplacement,see“ReplacingthemSATAsolid-statedrive”
Chapter5.Installingorreplacinghardware55

1.InsertthemSATAsolid-statedriveintotheminiPCIExpressslotonthestorageconverter,andthen
pressthemSATAsolid-statedrivedownward.
Figure39.InstallingthemSATAsolid-statedriveintothestorageconverter
2.InstallthetwoscrewstosecurethemSATAsolid-statedrivetothestorageconverter.
Figure40.InstallingthescrewsthatsecurethemSATAsolid-statedrive
56ThinkCentreUserGuide

3.SlidethemSATAsolid-statedrivestorageconverterintothecardreaderdrivebayuntilitsnapsinto
position.
Figure41.InstallingthemSATAsolid-statedrive
4.ConnectthesignalcableandthepowercabletothemSATAsolid-statedrive.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86
ReplacingthemSATAsolid-statedrive
ToreplacethemSATAsolid-statedrive,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Locatethecardreader.See“Locatingcomponents”onpage12.
5.DisconnectthesignalcableandpowercablefromthemSATAsolid-statedrive.
.
Chapter5.Installingorreplacinghardware57

6.PresstheblueretainingcliptoremovethemSATAsolid-statedrivestorageconverteroutofthechassis.
Figure42.RemovingthemSATAsolid-statedrivestorageconverter
7.RemovethetwoscrewsthatsecurethemSATAsolid-statedrivefromthestorageconverter.
Figure43.RemovingthescrewsthatsecurethemSATAsolid-statedrive
58ThinkCentreUserGuide

8.PullthemSATAsolid-statedrivefromtheminiPCIExpressslotonthestorageconverter.
Figure44.RemovingthemSATAsolid-statedrive
9.T oinstallanewmSATAsolid-statedrive,insertthemSATAsolid-statedriveintotheminiPCIExpress
slotonthestorageconverter,andthenpressthemSATAsolid-statedrivedownward.
Figure45.InstallingthemSATAsolid-statedriveintothestorageconverter
Chapter5.Installingorreplacinghardware59

10.InstallthetwoscrewstosecurethemSATAsolid-statedrivetothestorageconverter.
Figure46.InstallingthescrewsthatsecurethemSATAsolid-statedrive
11.SlidethemSATAsolid-statedrivestorageconverterintothecardreaderdrivebayuntilitsnapsinto
position.
Figure47.InstallingthemSATAsolid-statedrive
12.ConnectthesignalcableandthepowercabletothemSATAsolid-statedrive.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
60ThinkCentreUserGuide

Replacingtheprimaryharddiskdrive
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev
Thissectionprovidesinstructionsonhowtoreplacetheprimaryharddiskdrive.
Note:Dependingonyourmodeltype,yourcomputermightcomewitha2.5-inchsolid-statedrive.Toinstall
thesolid-statedrive,see“Installingthesolid-statedrive”onpage54.
Toreplacetheprimaryharddiskdrive,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatetheprimaryharddiskdrive.See“Locatinginternaldrives”onpage15.
4.Disconnectthesignalcableandthepowercablefromtheharddiskdrive.
5.Pullthebluehandletoreleaseandremovetheharddiskdrivefromthedrivecage.
.
Figure48.Removingtheprimaryharddiskdrive
6.Flexthesidesofthebluebrackettoremovetheharddiskdrivefromthebracket.
Chapter5.Installingorreplacinghardware61

7.T oinstallanewharddiskdriveintothebluebracket,exthebracketandalignpin1,pin2,pin3,
andpin4onthebracketwiththecorrespondingholesintheharddiskdrive.Donottouchthecircuit
board5onthebottomoftheharddiskdrive.
Figure49.Installingtheharddiskdriveintothebracket
8.Slidethenewharddiskdriveintothedrivecageuntilitsnapsintoposition.
Figure50.Installingtheprimaryharddiskdrive
9.Connectthesignalcableandthepowercabletothenewharddiskdrive.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
62ThinkCentreUserGuide

Replacingthesecondaryharddiskdrive
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev
Note:Yourcomputercomeswithasecondaryharddiskdrivebayforinstallingorreplacingasecondary
3.5-inchharddiskdriveora2.5-inchsolid-statedrive.Toinstallthesolid-statedrive,see“Installingthe
solid-statedrive”onpage54.
Thissectionprovidesinstructionsonhowtoreplacethesecondaryharddiskdrive.
Toreplacethesecondaryharddiskdrive,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatethesecondaryharddiskdrive.See“Locatinginternaldrives”onpage15.
4.Disconnectthesignalcableandthepowercablefromtheharddiskdrive.
5.Pullthebluehandletoreleaseandremovetheharddiskdrivefromtheharddiskdrivecage.
.
Figure51.Removingthesecondaryharddiskdrive
6.Flexthesidesofthebluebrackettoremovetheharddiskdrivefromthebracket.
Chapter5.Installingorreplacinghardware63

7.T oinstallanewharddiskdriveintothebluebracket,exthebracketandalignpin1,pin2,pin3,
andpin4onthebracketwiththecorrespondingholesintheharddiskdrive.Donottouchthecircuit
board5onthebottomoftheharddiskdrive.
Figure52.Installingtheharddiskdriveintothebracket
8.Slidethenewharddiskdriveintotheharddiskdrivecageuntilitsnapsintoposition.
Figure53.Installingthesecondaryharddiskdrive
9.Connectthesignalcableandthepowercabletothenewharddiskdrive.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
64ThinkCentreUserGuide

Replacingthefrontfanassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev
Thissectionprovidesinstructionsonhowtoreplacethefrontfanassembly.
Note:Thefrontfanassemblyisonlyavailableinsomemodels.
Toreplacethefrontfanassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Disconnectthefrontfanassemblycablefromthepowerfanconnectoronthesystemboard.See
5.Thefrontfanassemblyisattachedtothechassisbyfourrubbermounts.Removethefrontfanassembly
.
“Locatingpartsonthesystemboard”onpage12.
bybreakingorcuttingtherubbermountsandgentlypullingthefrontfanassemblyoutofthechassis.
Note:Thenewfrontfanassemblywillhavefournewrubbermountsattached.
Figure54.Removingthefrontfanassembly
6.Installthenewfrontfanassemblybyaligningthenewrubbermountswiththecorrespondingholesin
thechassisandpushtherubbermountsthroughtheholes.
Chapter5.Installingorreplacinghardware65

7.Pullthetipsoftherubbermountsuntilthefrontfanassemblyissecuredinplace.
Figure55.Installingthefrontfanassembly
8.Connectthefrontfanassemblycabletothepowerfanconnectoronthesystemboard.
9.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingtherearfanassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacetherearfanassembly.
Toreplacetherearfanassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatetherearfanassembly.See“Locatingcomponents”onpage12.
4.Disconnecttherearfanassemblycablefromthesystemfanconnectoronthesystemboard.See
“Locatingpartsonthesystemboard”onpage12.
66ThinkCentreUserGuide

5.Therearfanassemblyisattachedtothechassisbyfourrubbermounts.Removetherearfanassembly
bybreakingorcuttingtherubbermountsandgentlypullingtherearfanassemblyoutofthechassis.
Note:Thenewrearfanassemblywillhavefournewrubbermountsattached.
Figure56.Removingtherearfanassembly
6.Installthenewrearfanassemblybyaligningthenewrubbermountswiththecorrespondingholesinthe
chassisandpushtherubbermountsthroughtheholes.
Chapter5.Installingorreplacinghardware67

7.Pullthetipsoftherubbermountsuntiltherearfanassemblyissecuredinplace.
Figure57.Installingtherearfanassembly
8.Connecttherearfanassemblycabletothesystemfanconnectoronthesystemboard.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
ReplacingthefrontaudioandUSBassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.LocatethefrontaudioandUSBassembly.See“Locatingcomponents”onpage12.
68ThinkCentreUserGuide

5.DisconnectthefrontaudioandUSBassemblycablesfromthesystemboard.See“Locatingpartson
thesystemboard”onpage12.
Note:Ensurethatyounotethelocationsofthecableswhenyoudisconnectthecablesfromthe
systemboard.
6.RemovethescrewthatsecuresthefrontaudioandUSBassemblybrackettothechassistoremove
thebracketfromthechassis.
Figure58.RemovingthescrewthatsecuresthefrontaudioandUSBassemblytothechassis
7.RemovethetwoscrewsthatsecurethefrontaudioandUSBassemblytoitsbracketandremovethe
failingfrontaudioandUSBassemblyfromthebracket.
8.InstallanewfrontaudioandUSBassemblyintothebracketandinstallthetwoscrewstosecurethe
frontaudioandUSBassemblytothebracket.
9.InstallthefrontaudioandUSBassemblybracketintothechassisandalignthescrewholeinthe
bracketwiththecorrespondingholeinthechassis.
10.Installthescrewtosecurethebrackettothechassis.
11.ReconnectthefrontaudioandUSBassemblycablestothefrontaudioconnectorandthefrontUSB
connectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage12.
12.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86
Replacingtheinternalspeaker
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
.
Chapter5.Installingorreplacinghardware69

Thissectionprovidesinstructionsonhowtoreplacetheinternalspeaker.
Note:Theinternalspeakerisonlyavailableonsomemodels.
Toreplacetheinternalspeaker,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatetheinternalspeakerconnectoronthesystemboard.See“Locatingpartsonthesystemboard”
onpage12.
4.Disconnecttheinternalspeakercablefromthesystemboard.
5.Pushthemetaltab1ontherightsideoftheinternalspeakerandslidetheinternalspeakertowardthe
righttocompletelyremoveitfromthechassis.
Figure59.Removingtheoldinternalspeaker
70ThinkCentreUserGuide

6.Positionthenewinternalspeakerintothefourmetalclips1andpushtheinternalspeakertowardthe
leftuntilitissecuredinplace.
Figure60.Installinganewinternalspeaker
7.Connecttheinternalspeakercabletothesystemboard.See“Locatingpartsonthesystemboard”
onpage12
.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingthethermalsensor
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacethethermalsensor.
Toreplacethethermalsensor,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Locatethethermalsensor.See“Locatingcomponents”onpage12.
5.Disconnectthethermalsensorcablefromthethermalsensorconnectoronthesystemboard.See
“Locatingpartsonthesystemboard”onpage12
.
Chapter5.Installingorreplacinghardware71

6.Frominsidethechassis,pivottheupperretainingclip1thatsecurestheplasticholderofthethermal
sensordownwardandthenpushtheclipoutwardtoreleasetheclip.Thendisengagetheplastic
holderholdingthethermalsensorfromthechassis.
Figure61.Removingthethermalsensor
7.Pulltheentirethermalsensoroutofthechassis.
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8.Inserttheconnectorandcableofthenewthermalsensorintothelowerhole1inthechassis.Then
alignthetwotabsontheplasticholderholdingthethermalsensorwiththetwoholes1and2inthe
chassis,andpushtheplasticholderuntilitsnapsintoposition.
Figure62.Installingthenewthermalsensor
9.Reconnectthethermalsensorcabletothesystemboard.See“Locatingpartsonthesystemboard”
onpage12.
10.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingthecoverpresenceswitch
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacethecoverpresenceswitch(intrusionswitch).
Toreplacethecoverpresenceswitch,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Locatethecoverpresenceswitch.See“Locatingcomponents”onpage12.
5.Disconnectthecoverpresenceswitchcablefromthecoverpresenceswitchconnectoronthesystem
board.See“Locatingpartsonthesystemboard”onpage12
.
Chapter5.Installingorreplacinghardware73

6.Removethescrewthatsecuresthecoverpresenceswitchandremovethecoverpresenceswitch
fromthechassis.
Figure63.Removingthecoverpresenceswitch
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7.Positionthenewcoverpresenceswitchsothatthescrewholeinthecoverpresenceswitchisaligned
withthecorrespondingholeinthechassis.Theninstallthescrewtosecurethecoverpresence
switchtothechassis.
Figure64.Installingthenewcoverpresenceswitch
8.Reconnectthecoverpresenceswitchcabletothesystemboard.See“Locatingpartsonthesystem
board”onpage12
.
9.Reinstallthefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
ReplacingtheWiFiunits
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
ThissectionprovidesinstructionsonhowtoreplacetheWiFiunits.TheWiFiunitsincludeaWiFiadapter
card,aWiFicardmodule,andarearWiFiantennacable.
ReplacingtheWiFiunitsinvolvesthefollowingoperations:
•“RemovingtheWiFiadaptercard”onpage76
•“RemovingtheWiFicardmodule”onpage78
•“InstallingtheWiFiunits”onpage79
Chapter5.Installingorreplacinghardware75

RemovingtheWiFiadaptercard
ToremoveaWiFiadaptercard,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.IfyourcomputercomeswithaWiFicardmodulethatsupportstheBluetoothfunction,disconnect
theBluetoothcablefromtheWiFiadaptercard.
Figure65.DisconnectingtheBluetoothcable
Note:TheBluetoothcableconnectstheBluetoothconnectorontheWiFiadaptercardtothefrontUSB
connectoronthesystemboardtosupporttheBluetoothfunction.
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4.Attherearofthecomputer,pressthereleasebutton1toopenthePCIcardlatch2.
Figure66.OpeningthePCIcardlatch
Chapter5.Installingorreplacinghardware77

5.GrasptheWiFiadaptercardthatiscurrentlyinstalledandgentlypullitoutoftheslot.
Figure67.RemovingtheWiFiadaptercard
Note:Thecardtstightlyintothecardslot.Ifnecessary,alternatemovingeachsideofthecarda
smallamountuntilitisremovedfromthecardslot.
RemovingtheWiFicardmodule
ToremovetheWiFicardmodule,dothefollowing:
1.RemovetheWiFiadaptercardfromthecomputer,andthendisconnectthefrontandrearWiFiantenna
cablesfromtheWiFicardmodule.
Figure68.RemovingtheWiFiantennacables
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2.RemovethetwoscrewsthatsecuretheWiFicardmoduletotheWiFiadaptercard.
Figure69.RemovingthescrewsthatsecuretheWiFicardmodule
3.PulltheWiFicardmoduleoutoftheminiPCIExpressslottoremoveitfromtheWiFiadaptercard.
Figure70.RemovingtheWiFicardmodule
InstallingtheWiFiunits
ToinstalltheWiFiunits,dothefollowing:
Chapter5.Installingorreplacinghardware79

1.InserttheWiFicardmoduleintotheminiPCIExpressslot,andtheninstallthetwoscrewstosecure
theWiFicardmoduletotheWiFiadaptercard.
Figure71.InstallingtheWiFicardmodule
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2.ConnectthefrontantennacableandrearantennacabletotheWiFicardmodule.
Figure72.InstallingtheWiFiantennacables
3.InstalltheWiFiadaptercardintothePCIExpressx1slotonthesystemboard.See“Locatingpartson
thesystemboard”onpage12.
4.IftheinstalledWiFicardmodulesupportstheBluetoothfunction,useaBluetoothcabletoconnectthe
BluetoothconnectorontheWiFiadaptercardtothefrontUSBconnectoronthesystemboard.
5.PivotthecardlatchtotheclosedpositiontosecuretheWiFiadaptercard.
Figure73.InstallingtheWiFiadaptercard
Chapter5.Installingorreplacinghardware81

Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
InstallingorremovingtherearWiFiantenna
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
ThissectionprovidesinstructionsonhowtoinstallorremovetherearWiFiantenna.
InstallingtherearWiFiantenna
ToinstalltherearWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.InstalltherearWiFiantennatotherearWiFiantennacableconnectorattachedontherearofthe
computer.
3.Adjusttheangleoftherearantennatolowertheriskofbreakingtheantennabyaccident.
Figure74.InstallingtherearWiFiantenna
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
RemovingtherearWiFiantenna
ToremovetherearWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
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2.StraightentherearWiFiantennasothatitcanbemoreeasilytwisted.
3.HoldthethickerendoftherearWiFiantennaandunscrewtheWiFiantennafromtherearofthe
computer.
Figure75.RemovingtherearWiFiantenna
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
InstallingorremovingthefrontWiFiantenna
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
ThissectionprovidesinstructionsonhowtoinstallorremovethefrontWiFiantenna.
InstallingthefrontWiFiantenna
ToinstallthefrontWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Peeloffthepaperthatprotectsthestickeronthefrontantenna.
Chapter5.Installingorreplacinghardware83

Figure76.Peelingoffthepaperthatprotectsthesticker
5.Stickthefrontantennatothefrontpanelasshown.Theninsertthefrontantennacablethroughthe
holeinthefrontpanel.
Figure77.InstallingthefrontWiFiantenna
6.ConnectthefrontantennacabletotheWiFicardmodule.
84ThinkCentreUserGuide

Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
RemovingthefrontWiFiantenna
ToremovethefrontWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.DisconnectthefrontantennacablefromtheWiFicardmodule.
5.Removethefrontantennaandcablefromthefrontofthecomputer.
Figure78.RemovingthefrontWiFiantenna
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Replacingthekeyboardormouse
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacethekeyboardormouse.
Toreplacethekeyboardormouse,dothefollowing:
1.Removeanymediafromthedrives.Then,turnoffallattacheddevicesandthecomputer.
2.Disconnectallpowercordsfromelectricaloutlets.
Chapter5.Installingorreplacinghardware85

3.Disconnecttheoldkeyboardcableormousecablefromthecomputer.
4.ConnectanewkeyboardormousetooneoftheUSBconnectorsonthecomputer.Dependingonwhere
youwanttoconnectthenewkeyboardormouse,see“Locatingconnectors,controls,andindicatorson
thefrontofyourcomputer”onpage9or“Locatingconnectorsontherearofyourcomputer”onpage10.
Figure79.ConnectingtheUSBkeyboardormouse
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage86.
Completingthepartsreplacement
Aftercompletingtheinstallationorreplacementforallparts,youneedtoreinstallthecomputercoverand
reconnectcables.Dependingonthepartsyouinstalledorreplaced,youmightneedtoconrmtheupdated
informationintheSetupUtilityprogram.RefertoChapter7“UsingtheSetupUtilityprogram”onpage97
.
Toreinstallthecomputercoverandreconnectcablestoyourcomputer,dothefollowing:
1.Ensurethatallcomponentshavebeenreassembledcorrectlyandthatnotoolsorloosescrewsareleft
insideyourcomputer.See“Locatingcomponents”onpage12
inyourcomputer.
2.Ifyouhaveremovedthefrontbezel,reinstallit.See“Removingandreinstallingthefrontbezel”on
page35.
3.Ensurethatthecablesareroutedcorrectlybeforereinstallingthecomputercover.Keepcablesclearof
thehingesandsidesofthecomputerchassistoavoidinterferencewithreinstallingthecomputercover.
forthelocationsofvariouscomponents
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4.Positionthecomputercoveronthechassissothattherailguidesonthebottomofthecomputer
coverengagetherailsonthechassis.Then,pushthecovertothefrontofthecomputeruntilitsnaps
intoposition.
Figure80.Reinstallingthecomputercover
5.Installthescrewstosecurethecomputercover.
6.Ifthereisapadlockavailable,lockthecomputercover.See“Lockingthecomputercover”onpage28.
7.Ifthereisanintegratedcablelockavailable,lockthecomputer.See“Attachinganintegratedcable
lock”onpage30.
8.Reconnecttheexternalcablesandpowercordstothecomputer.See“Locatingconnectorsonthe
rearofyourcomputer”onpage10.
9.T oupdateyourconguration,refertoChapter7“UsingtheSetupUtilityprogram”onpage97.
Note:Inmostareasoftheworld,LenovorequiresthereturnofthedefectiveCustomerReplaceableUnit
(CRU).InformationaboutthiswillcomewiththeCRUorwillcomeafewdaysaftertheCRUarrives.
Obtainingdevicedrivers
Youcanobtaindevicedriversforoperatingsystemsthatarenotpreinstalledat
http://www.lenovo.com/support.Installationinstructionsareprovidedinreadmeleswiththedevice-driver
les.
Chapter5.Installingorreplacinghardware87

88ThinkCentreUserGuide