Page 1

ThinkCentreEdge 
UserGuide
MachineTypes:3376,3378,and3387
 
Page 2

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe
“Importantsafetyinformation”onpagevandAppendixA“Notices”onpage107.
ThirdEdition(August2012)
©CopyrightLenovo2012.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration 
“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.
 
Page 3

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.......10
Locatingconnectorsontherearofyour
computer...............11
Locatingcomponents..........13
Locatingpartsonthesystemboard....14
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.Youandyourcomputer..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......36
Installingorreplacingamemorymodule...39
Replacingthebattery..........41
Replacingtheprimaryharddiskdrive....43
Replacingtheopticaldrive........44
Replacingthepowersupplyassembly...47
Replacingtheheatsinkandfanassembly..49
Replacingtherearfan..........51
ReplacingthefrontaudioandUSB
assembly...............52
ReplacingtheWiFiunits.........53
InstallingorremovingtherearWiFiantenna.59
©CopyrightLenovo2012
i
 
Page 4

InstallingorremovingthefrontWiFiantenna.60
Replacingthekeyboardormouse.....62
Completingthepartsreplacement.....63
Chapter6.Recoveryinformation...65
RecoveryinformationfortheWindows7operating
system..................65
Creatingandusingrecoverymedia.....65
Performingbackupandrecoveryoperations.66 
UsingtheRescueandRecoveryworkspace.67
Creatingandusingarescuemedium....68
Reinstallingpreinstalledapplicationsand
devicedrivers.............69
Reinstallingsoftwareprograms......70
Reinstallingdevicedrivers........70
Solvingrecoveryproblems........70
RecoveryinformationfortheWindows8operating
system..................71
Chapter7.UsingtheSetupUtility
program................73
StartingtheSetupUtilityprogram.......73
Viewingandchangingsettings........73
Usingpasswords..............73
Passwordconsiderations.........74
Power-OnPassword..........74
AdministratorPassword.........74
HardDiskPassword...........74
Setting,changing,anddeletingapassword.74 
Erasinglostorforgottenpasswords(clearing
CMOS)................75
Enablingordisablingadevice........75
Selectingastartupdevice..........76
Selectingatemporarystartupdevice....76
Selectingorchangingthestartupdevice
sequence...............76
EnablingErPcompliancemode........76
ICEperformancemode...........77
ICEthermalalert..............77
ExitingtheSetupUtilityprogram.......78
Chapter8.Updatingsystem
programs...............79
Usingsystemprograms...........79
Updating(ashing)theBIOSfromadisc....79
Updating(ashing)theBIOSfromyouroperating
system..................80
RecoveringfromaPOST/BIOSupdatefailure..80
Updatingyouroperatingsystem......81
UsingSystemUpdate..........82
Cleaningandmaintenance..........82
Basics................82
Cleaningyourcomputer.........83
Goodmaintenancepractices.......84
Movingyourcomputer...........84
Chapter10.Troubleshootingand
diagnostics..............85
Basictroubleshooting............85
Troubleshootingprocedure..........86
Troubleshooting..............86
Audioproblems............87
CDproblems.............88
DVDproblems.............89
Intermittentproblems..........91
Keyboard,mouse,orpointingdevice
problems...............91
Monitorproblems............93
Networkingproblems..........94
Optionproblems............97
Performanceandlockupproblems.....98
Printerproblems............99
Serialportproblems...........100
Softwareproblems...........100
USBproblems.............101
LenovoSolutionCenter...........102
Chapter11.Gettinginformation,help,
andservice.............103
Informationresources............103
LenovoThinkVantageT ools........103
LenovoWelcome............103
HelpandSupport............103
SafetyandWarranty...........103
LenovoWebsite............103
LenovoSupportWebsite.........104
Helpandservice..............104
Usingthedocumentationanddiagnostic
program...............104
Callingforservice............104
Usingotherservices..........105
Purchasingadditionalservices......105
AppendixA.Notices.........107
Trademarks................108
Chapter9.Preventingproblems...81
Keepingyourcomputercurrent........81
Gettingthelatestdevicedriversforyour
computer...............81
iiThinkCentreEdgeUserGuide
AppendixB.Regulatory
information.............109
Exportclassicationnotice..........109
 
Page 5

Electronicemissionsnotices.........109
FederalCommunicationsCommission
DeclarationofConformity........109
Additionalregulatoryinformation.......111
AppendixC.WEEEandrecycling
information.............113
ImportantWEEEinformation.........113
Recyclinginformation............113
RecyclinginformationforBrazil........114
BatteryrecyclinginformationforTaiwan.....114
BatteryrecyclinginformationfortheEuropean
Union..................115
AppendixD.RestrictionofHazardous
SubstancesDirective(RoHS)....117
ChinaRoHS................117
TurkishRoHS...............117
UkraineRoHS...............117
IndiaRoHS................118
AppendixE.ENERGYSTARmodel
information.............119
Index.................121
©CopyrightLenovo2012
iii
 
Page 6

ivThinkCentreEdgeUserGuide
 
Page 7

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,alwaysmake 
surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Formore 
informationonCRUs,refertoChapter5“Installingorreplacinghardware”onpage33 
questionsorconcerns,contacttheCustomerSupportCenter.
Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the 
followingwarningsarerequiredforyoursafety.
CAUTION:
.Ifyouhaveany
Hazardousmovingparts.Keepngersandotherbodypartsaway.
CAUTION:
BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetoveminutestoletthecomputer 
coolbeforeopeningthecover.
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions. 
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption
©CopyrightLenovo2012
v
 
Page 8

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.
viThinkCentreEdgeUserGuide
 
Page 9

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
 
Page 10

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.
viiiThinkCentreEdgeUserGuide
 
Page 11

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
 
Page 12

xThinkCentreEdgeUserGuide
 
Page 13

Chapter1.Productoverview
Thischapterprovidesinformationaboutthecomputerfeatures,specications,softwareprogramsprovided 
byLenovo,andlocationsofconnectors,components,partsonthesystemboard,andinternaldrives.
Features
Thissectionintroducesthecomputerfeatures.Theinformationcoversavarietyofmodels.
Toviewtheinformationaboutyourspecicmodel,dooneofthefollowing:
•GointotheSetupUtilityprogrambyfollowingtheinstructionsinChapter7“UsingtheSetupUtility 
program”onpage73.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)
•SerialAdvancedT echnologyAttachment(SATA)harddiskdrive
Note:YourcomputersupportsSATA2.0andSATA3.0devices.Formoreinformation,see“Locating 
partsonthesystemboard”onpage14.
Videosubsystem
•IntegratedgraphicsforaVideoGraphicsArray(VGA)connectorandaDisplayPortconnector
•PeripheralComponentInterconnect(PCI)Expressx16graphicscardslotonthesystemboardfora 
discretegraphicscard
Audiosubsystem
•Integratedhigh-denition(HD)audio
•Audioline-inconnector,audioline-outconnector,andmicrophoneconnectorontherearpanel
©CopyrightLenovo2012
1
 
Page 14

•Microphoneconnectorandheadphoneconnectoronthefrontpanel
•Internalspeaker(installedinsomemodels)
Connectivity
•100/1000MbpsintegratedEthernetcontroller
•PCIFaxmodem(somemodels)
Systemmanagementfeatures
•Abilitytostorepower-onself-test(POST)hardwaretestresults
•DesktopManagementInterface(DMI) 
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer,includingprocessortype,installationdate,attachedprintersandotherperipherals, 
powersources,andmaintenancehistory.
•ErPcompliancemode 
Theenergy-relatedproductsdirective(ErP)compliancemodereducestheconsumptionofelectricity
whenyourcomputerisinstandbyoroffmode.Formoreinformation,see“EnablingErPcompliance 
mode”onpage76
.
•IntelligentCoolingEngine(ICE) 
TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomputer
torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal 
performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance 
mode”onpage77
and“ICEthermalalert”onpage77.
•PrebootExecutionEnvironment(PXE) 
ThePrebootExecutionEnvironmentisanenvironmenttostartcomputersusinganetworkinterface
independentofdatastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.
•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware 
TheSMBIOSspecicationdenesdatastructuresandaccessmethodsinaBIOSthatallowsauseror
applicationtostoreandretrieveinformationspecicaboutthecomputerinquestion.
•WakeonLAN 
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother 
computeronthesamelocalareanetwork.
•WakeonRing 
WakeonRing,sometimesreferredtoasWakeonModem,isaspecicationthatallowssupported
computersanddevicestoresumefromsleeporhibernationmode.
•WindowsManagementInstrumentation(WMI) 
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotication.
2ThinkCentreEdgeUserGuide
 
Page 15

Input/Output(I/O)features
•9-pinserialport(onestandardandoneoptional)
•FourUniversalSerialBus(USB)3.0connectors(USBports5to8)
•FourUSB2.0connectors(USBports1to4)
•OneEthernetconnector
•OneDisplayPortconnector
•OneVGAmonitorconnector
•OnePersonalSystem/2(PS/2)keyboardconnector(optional)
•OnePS/2mouseconnector(optional)
•Threeaudioconnectorsontherearpanel(audioline-inconnector,audioline-outconnector,and 
microphoneconnector)
•Twoaudioconnectorsonthefrontpanel(microphoneconnectorandheadphoneconnector)
Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on 
page10
and“Locatingconnectorsontherearofyourcomputer”onpage11.
Expansion
•Twoharddiskdrivebays
•Oneopticaldrivebay
•TwoPCIcardslots
•OnePCIExpressx1cardslot
•OnePCIExpressx16graphicscardslot
Powersupply
Yourcomputercomeswitha280-wattautomaticvoltage-sensingpowersupply.
Securityfeatures
•ComputraceAgentsoftwareembeddedinrmware
•Coverpresenceswitch(alsocalledintrusionswitch)
•Abilitytoenableordisableadevice
•AbilitytoenableanddisableUSBconnectorsindividually
•Keyboardwithngerprintreader(shippedwithsomemodels)
•Power-onpassword(POP),administratorpassword,andharddiskdrivepasswordtodeterunauthorized 
useofyourcomputer
•Startupsequencecontrol
•Startupwithoutkeyboardormouse
•Supportforanintegratedcablelock(Kensingtonlock)
•Supportforapadlock
•Supportforacablelock
Formoreinformation,seeChapter4“Security”onpage27
.
Chapter1.Productoverview3
 
Page 16

Preinstalledsoftwareprograms
Yourcomputerispreinstalledwithsoftwareprogramstohelpyouworkmoreeasilyandsecurely.Formore 
information,see“Lenovoprograms”onpage5.
Preinstalledoperatingsystem
Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:
•MicrosoftWindows7operatingsystem
•MicrosoftWindows8operatingsystem
Operatingsystem(s),certiedortestedforcompatibility
•Linux
®
1
(variesbymodeltype)
1.Theoperatingsystem(s)listedherearebeingcertiedortestedforcompatibilityatthetimethispublicationgoesto 
press.AdditionaloperatingsystemsmightbeidentiedbyLenovoascompatiblewithyourcomputerfollowingthe 
publicationofthismanual.Thislistissubjecttochange.Todetermineifanoperatingsystemhasbeencertiedor 
testedforcompatibility,checktheWebsiteoftheoperatingsystemvendor.
4ThinkCentreEdgeUserGuide
 
Page 17

Specications
Thissectionliststhephysicalspecicationsforyourcomputer.
Dimensions
Width:160mm(6.3inches) 
Height:396.5mm(15.61inches) 
Depth:390mm(15.35inches)
Weight
Maximumcongurationasshipped:7.5kg(16.5lb)(withoutpackage) 
Maximumcongurationasshipped:10.5kg(23.1lb)(withpackage)
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
®
ToolsprogramorfromControlPanel.
Chapter1.Productoverview5
 
Page 18

AccessingLenovoprogramsfromtheLenovoThinkVantageT oolsprogram 
ToaccessLenovoprogramsfromtheLenovoThinkVantageT oolsprogram,clickStart➙AllPrograms➙
LenovoThinkVantageTools.Thendouble-clickaprogramicontoaccesstheprogram.
Note:IfaprogramiconintheLenovoThinkVantageToolsprogramnavigationwindowisdimmed,it
indicatesthatyouneedtoinstalltheprogrammanually.Toinstalltheprogrammanually,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,opentheLenovoThinkVantageTools 
programnavigationwindowanddouble-clickthedimmedicontoinstalltheprogramyouneed.Then, 
followtheinstructionsonthescreen.Whentheinstallationprocesscompletes,theprogramiconwillbe 
activated,andyoucanndtheprograminControlPanel.
TheprogramsandthecorrespondingsectionsandgreentextsinControlPanelarelistedinthefollowing 
table.
Table2.ProgramsinControlPanel
Program
CommunicationsUtilityHardwareandSoundLenovo-WebConferencing
FingerprintSoftwareSystemandSecurity
LenovoSolutionCenterSystemandSecurityLenovo-SystemHealthand
PasswordManager
PowerManager
ControlPanelsectionGreentextinControlPanel
Lenovo-FingerprintReader
HardwareandSound
Diagnostics
SystemandSecurity 
UserAccountsandFamilySafety
HardwareandSound 
SystemandSecurity
Lenovo-PasswordVault
Lenovo-PowerControls
6ThinkCentreEdgeUserGuide
 
Page 19

Table2.ProgramsinControlPanel(continued)
Program
RecoveryMedia
RescueandRecovery
SimpleTap
SystemUpdateSystemandSecurity
ViewManagementUtility
ControlPanelsectionGreentextinControlPanel
SystemandSecurity
SystemandSecurity
Programs
SystemandSecurity
Lenovo-FactoryRecoveryDisks
Lenovo-EnhancedBackupand 
Restore
Lenovo-SimpleTap
Lenovo-UpdateandDrivers
LenovoViewManagementUtility
Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.
AccessingLenovoprogramsontheWindows8operatingsystem
IfyourcomputerispreinstalledwiththeWindows8operatingsystem,youcanaccessLenovoprogramsby 
doingeitherofthefollowing:
•ClicktheLenovoQuickLaunchiconfromthetaskbar.Alistofprogramsisdisplayed.Double-clicka 
Lenovoprogramtolaunchit.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
Chapter1.Productoverview7
 
Page 20

TheLenovoCloudStorageprogramisacloudstoragesolutionthatenablesyoutostoreyourles,such 
asdocumentsandpictures,onaserver.YoucanaccessthestoredlesthroughtheInternetfrom 
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.
•LenovoThinkVantageTools 
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 
TheSimpleTapprogramprovidesyouwithaquickwaytocustomizesomebasiccomputersettingssuch
asmutingthespeakers,adjustingthevolume,lockingthecomputeroperatingsystem,launchinga
8ThinkCentreEdgeUserGuide
 
Page 21

program,openingaWebpage,openingale,andsoon.Y oualsocanusetheSimpleT approgramto 
accesstheLenovoAppShop,fromwhichyoucandownloadvariousapplicationsandcomputersoftware.
TostarttheSimpleTapprograminaquickway,doanyofthefollowing:
–ClicktheredSimpleTaplaunchpointonthedesktop.Theredlaunchpointisavailableonthedesktop
afteryouhavelaunchedtheSimpleTapprogramforthersttime.
–PresstheblueThinkVantagebuttonifyourkeyboardhasone.
Note:TheSimpleTapprogramisonlyavailableoncertainmodelspreinstalledwiththeWindows7 
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.
Chapter1.Productoverview9
 
Page 22

Locatingconnectors,controls,andindicatorsonthefrontofyour 
computer
Figure1“Frontconnector,control,andindicatorlocations”onpage10showsthelocationsofthe 
connectors,controls,andindicatorsonthefrontofyourcomputer.
Figure1.Frontconnector,control,andindicatorlocations
1Harddiskdriveactivityindicator
2Powerindicator6Headphoneconnector
3Powerswitch7Microphoneconnector
4Opticaldriveeject/closebutton8USB2.0connector(USBport2)
5USB2.0connector(USBport1)
10ThinkCentreEdgeUserGuide
 
Page 23

Locatingconnectorsontherearofyourcomputer
Figure2“Rearconnectorlocations”onpage11showsthelocationsoftheconnectorsontherearofyour 
computer.Someconnectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewhereto 
connectthecablesonyourcomputer.
Figure2.Rearconnectorlocations
1Powercordconnector
2Serialport(Serialport1)11PCIExpressx1cardslot
3VGAmonitorconnector12PCIcardslots(2)
4DisplayPortconnector
5USB3.0connectors(USBports5to8)
6USB2.0connectors(USBports3to4)15Optionalserialport(Serialport2)
7Microphoneconnector16Ethernetconnector
8Audioline-outconnector
9Audioline-inconnector
10PCIExpressx16graphicscardslot
13Integratedcablelock(Kensingtonlock)slot
14Padlockloop
17Cablelockslots(2)
18PS/2keyboardandmouseconnectors(optional)
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.
Chapter1.Productoverview11
 
Page 24

ConnectorDescription
Ethernetconnector
Microphoneconnector
PS/2keyboardconnector 
(optional)
PS/2mouseconnector 
(optional)
Serialport
USB2.0connectorUsedtoattachadevicethatrequiresaUSB2.0connector,suchasaUSB
USB3.0connectorUsedtoattachadevicethatrequiresaUSB2.0or3.0connector,suchasa
VGAmonitorconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVGAmonitorconnector.
UsedtoattachanEthernetcableforalocalareanetwork(LAN). 
Note:T ooperatethecomputerwithinFCCClassBlimits,useaCategory5Ethernet 
cable.
Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif 
youusespeech-recognitionsoftware.
UsedtoattachakeyboardthatusesaPS/2keyboardconnector.
Usedtoattachamouse,atrackball,orotherpointingdevicesthatuseaPS/2 
mouseconnector.
Usedtoattachanexternalmodem,aserialprinter,orotherdevicesthatusea 
9-pinserialport.
keyboard,aUSBmouse,aUSBscanner,oraUSBprinter.Ifyouhavemorethan 
sixUSBdevices,youcanpurchaseaUSBhub,whichyoucanusetoconnect 
additionalUSBdevices.
keyboard,amouse,ascanner,aprinter,orapersonaldigitalassistant(PDA).A 
USB3.0connectorprovideshightransmissionspeedstoreducethetimethatis 
requiredfordatatransmission.
12ThinkCentreEdgeUserGuide
 
Page 25

Locatingcomponents
Figure3“Componentlocations”onpage13showsthelocationsofthevariouscomponentsinyour 
computer.Toremovethecomputercover,see“Removingthecomputercover”onpage34.
Figure3.Componentlocations
1Heatsinkandfanassembly
2Microprocessor
3Memorymodules
4Frontbezel
5Opticaldrive
6FrontaudioandUSBassembly
7Harddiskdrive
8PCIcard(installedinsomemodels)
9Systemboard
10Rearfan
11Powersupplyassembly
Chapter1.Productoverview13
 
Page 26

Locatingpartsonthesystemboard
Figure4“Systemboardpartlocations”onpage14showsthelocationsofthepartsonthesystemboard.
Figure4.Systemboardpartlocations
14-pinpowerconnector
16Frontpanelconnector(forconnectingLEDindicatorsand
powerswitch)
2Microprocessor
17ClearCMOS(ComplementaryMetalOxideSemiconductor)
/Recoveryjumper
3Microprocessorfanconnector
18FrontUSBconnector1(forconnectingUSBports1and2
onthefrontbezel)
4Memoryslot1(DIMM1)
5Memoryslot2(DIMM2)20FrontUSBconnector2(forconnectingadditionalUSB
19Battery
devices)
6Memoryslot3(DIMM3)21Serial(COM2)connector
7Memoryslot4(DIMM4)
8Thermalsensorconnector23Frontaudioconnector
94-pinpowerconnectors(2)24PCIcardslots(2)
1014-pinpowerconnector25DisplayPortconnector
11SATAconnector(SAT A3.0connector)26PCIExpressx1cardslot
12Parallelconnector
13eSATAconnector28Systemfanconnector
22Internalspeakerconnector
27PCIExpressx16graphicscardslot
14ThinkCentreEdgeUserGuide
 
Page 27

14SAT Aconnectors(SAT A2.0connectors)29Coverpresenceswitchconnector(Intrusionswitch
connector)
15Powerfanconnector
30PS/2keyboardandmouseconnector
Locatinginternaldrives
Internaldrivesaredevicesthatyourcomputerusestoreadandstoredata.Youcanadddrivestoyour 
computertoincreasestoragecapacityandenableyourcomputertoreadothertypesofmedia.Internal 
drivesareinstalledinbays.Inthismanual,thebaysarereferredtoasbay1,bay2,andsoon.
Wheninstallingorreplacinganinternaldrive,itisimportanttonotethetypeandsizeofthedrivethatyou 
caninstallorreplaceineachbayandcorrectlyconnectthecablestothedriveinstalled.Refertothe 
appropriatesectionin“Installingorreplacinghardware”onpage33 
replaceinternaldrivesforyourcomputer.
Figure5“Drivebaylocations”onpage15showsthelocationsofthedrivebays.
forinstructionsonhowtoinstallor
Figure5.Drivebaylocations
1Bay1-Opticaldrivebay(withanopticaldriveinstalledinsomemodels)
2Bay2-Slimcardreaderdrivebay
3Bay3-Primaryharddiskdrivebay(witha3.5-inchSATAharddiskdriveinstalled)
4Bay4-Secondaryharddiskdrivebay
Chapter1.Productoverview15
 
Page 28

Machinetypeandmodellabel
Machine Type: XXXX 
Model Number: XXX
Themachinetypeandmodellabelidentiesyourcomputer.WhenyoucontactLenovoforhelp,themachine 
typeandmodelinformationhelpssupporttechnicianstoidentifyyourcomputerandprovidefasterservice.
Thefollowingisasampleofthemachinetypeandmodellabel.
Figure6.Machinetypeandmodellabel
16ThinkCentreEdgeUserGuide
 
Page 29

Chapter2.Usingyourcomputer
Thischapterprovidesinformationonusingsomeofthecomputercomponents.
Frequentlyaskedquestions
Thefollowingareafewtipsthatwillhelpyouoptimizetheuseofyourcomputer.
CanIgetmyuserguideinanotherlanguage?
TheuserguideisavailableinvariouslanguagesontheLenovoSupportWebsiteat: 
http://www.lenovo.com/ThinkCentreUserGuides
Wherearemyrecoverydiscs?
Lenovoprovidesaprogramthatenablesyoutocreaterecoverydiscs.Fordetailsaboutcreatingrecovery 
discs,see“Creatingrecoverymedia”onpage66.
Additionally,incaseofaharddiskfailure,youcanorderProductRecoverydiscsfromtheLenovoCustomer 
SupportCenter.ForinformationaboutcontactingtheCustomerSupportCenter,seeChapter11“Getting 
information,help,andservice”onpage103.BeforeusingtheProductRecoverydiscs,refertothe 
documentationthatcomeswiththediscs.
Attention:AProductRecoverydiscpackagemightcontainmultiplediscs.Makesureyouhaveallofthe 
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
 
Page 30

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:YoucanusethemouseortheUpandDownarrowkeystohighlightmenuselections.OntheWindows 
7operatingsystem,youcanclosetheStartmenuorthecontextmenubyclickingthemouseorpressingEsc.
UsingtheblueThinkVantagebutton
SomekeyboardshaveablueThinkVantagebuttonthatyoucanusetoopenacomprehensiveon-boardhelp 
andinformationcenterfromLenovo.PressingtheblueThinkVantagebuttonopenstheSimpleTapprogram 
ontheWindows7operatingsystemortheLenovoPCDeviceExperienceprogramontheWindows8 
operatingsystem.
Usingangerprintreader
Somecomputersmightcomewithakeyboardthathasangerprintreader.Formoreinformationaboutthe 
ngerprintreader,see“AnintroductiontoLenovoprograms”onpage7.
ToopentheThinkVantageFingerprintSoftwareprogramandusethengerprintreader,see“Lenovo 
programs”onpage5.
Followtheinstructionsonthescreen.Foradditionalinformation,refertotheThinkVantageFingerprint 
Softwarehelpsystem.
18ThinkCentreEdgeUserGuide
 
Page 31

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.Optionally,youcanconnectasetofpoweredstereospeakerstothe 
audioline-outconnectortoenjoybettersoundwithmultimediaapplications.
Settingthevolumefromthedesktop
Thedesktopvolumecontrolisaccessiblethroughthevolumeiconinthetaskbar,whichislocatedatthe 
bottom-rightcorneroftheWindowsdesktop.Clickthevolumeiconandmovethesliderupordownto 
controlthevolume,orclicktheMuteicontoturntheaudiooff.Ifthevolumeiconisnotinthetaskbar,see 
“Addingthevolumeicontothetaskbar”onpage19
Addingthevolumeicontothetaskbar
ToaddthevolumeicontothetaskbarontheWindows7operatingsystem,dothefollowing:
1.FromtheWindowsdesktop,clickStart➙ControlPanel➙AppearanceandPersonalization.
2.IntheTaskbarandStartMenutopic,clickCustomizeiconsonthetaskbar.
3.ClickTurnsystemiconsonoroffandchangethevolumebehaviorsfromOfftoOn.
4.ClickOKtosavethenewsettings.
.
Chapter2.Usingyourcomputer19
 
Page 32

ToaddthevolumeicontothetaskbarontheWindows8operatingsystem,dothefollowing:
1.OpenControlPanel,andclickAppearanceandPersonalization.
2.IntheTaskbarsection,clickCustomizeiconsonthetaskbar.
3.ClickTurnsystemiconsonoroffandchangethevolumebehaviorsfromOfftoOn.
4.ClickOKtosavethenewsettings.
SettingthevolumefromControlPanel
YoucansetthecomputervolumefromControlPanel.T osetthecomputervolumefromControlPanel, 
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.
•Donotwriteorstickpaperonthedisc.
•Donotscratchormarkthedisc.
•Donotplaceorstorethediscindirectsunlight.
•Donotusebenzene,thinners,orothercleanerstocleanthedisc.
•Donotdroporbendthedisc.
20ThinkCentreEdgeUserGuide
 
Page 33

•Donotinsertdamageddiscsintothedrive.Warped,scratched,ordirtydiscscandamagethedrive.
PlayingaCDorDVD
IfyourcomputercomeswithaDVDdrive,youcanlistentoaudioCDsorwatchDVDmovies.Toplaya 
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”onpage103.
®
PlayertorecordCDsanddataDVDs.Formoreinformation,see“Help
Chapter2.Usingyourcomputer21
 
Page 34

22ThinkCentreEdgeUserGuide
 
Page 35

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
 
Page 36

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,makesuretheventedairisnotblowingonpeople.
Electricaloutletsandcablelengths
Thelocationofelectricaloutlets,thelengthofpowercordsandcablesthatconnecttothemonitor,printer, 
andotherdevicesmightdeterminethenalplacementofyourcomputer.
Whenarrangingyourworkspace:
•Avoidtheuseofextensioncords.Whenpossible,plugthecomputerpowercorddirectlyintoanelectrical 
outlet.
•Keeppowercordsandcablesneatlyroutedawayfromwalkwaysandotherareaswheretheymight 
getkickedaccidentally.
Formoreinformationaboutpowercords,see“Powercordsandpoweradapters”onpagevi
24ThinkCentreEdgeUserGuide
.
 
Page 37

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.Youandyourcomputer25
 
Page 38

Replacementpowercords
Ifyourelocateyourcomputertoacountryorregionthatusesanelectricaloutletstyledifferentfromthe 
typeyouarecurrentlyusing,youwillhavetopurchaseeitherelectricalplugadaptersornewpowercords. 
YoucanorderpowercordsdirectlyfromLenovo.
Forpowercordinformationandpartnumbers,goto: 
http://www.lenovo.com/powercordnotice
26ThinkCentreEdgeUserGuide
 
Page 39

Chapter4.Security
Thischapterprovidesinformationabouthowtoprotectyourcomputerfromtheftandunauthorizeduse.
Securityfeatures
Thefollowingsecurityfeaturesareavailableonyourcomputer:
•ComputraceAgentsoftwareembeddedinrmware 
TheComputraceAgentsoftwareisanITassetmanagementandcomputertheftrecoverysolution.
Thesoftwaredetectsifchangeshavebeenmadeonthecomputer,suchashardware,software,or 
thecomputercall-inlocation.
Note:YoumighthavetopurchaseasubscriptiontoactivatetheComputraceAgentsoftware.
•Coverpresenceswitch(alsocalledintrusionswitch)
Note:Thecoverpresenceswitchisavailableonlyinsomemodels. 
Thecoverpresenceswitchpreventsyourcomputerfromloggingintotheoperatingsystemwhenthe
computercoverisnotproperlyinstalledorclosed.Toenablethecoverpresenceswitchconnector 
onthesystemboard,tothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
2.SettheAdministratorPassword.See“Setting,changing,anddeletingapassword”onpage74.
3.FromtheSecuritysubmenu,selectChassisIntrusionDetection➙Enabled.Thecoverpresence 
switchconnectoronthesystemboardisenabled.
Whenthecoverpresenceswitchdetectsthatyourcomputercoverisnotproperlyinstalledorclosed 
whenyouturnonthecomputer,anerrormessagewillbedisplayed.T obypasstheerrormessageand 
logintotheoperatingsystem,dothefollowing:
1.Properlyinstallorcloseyourcomputercover.See“Completingthepartsreplacement”onpage63.
2.PressF1toentertheSetupUtilityprogram.ThenpressF10tosaveandexittheSetupUtility 
program.Theerrormessagewillnotbedisplayedagain.
•AbilitytoenableanddisabledevicesandUSBconnectors 
Formoreinformation,see“Enablingordisablingadevice”onpage75.
•Integratedngerprintreader(availableonsomemodels) 
Dependingonthemodelsofyourcomputer,thekeyboardmayhaveanintegratedngerprintreader.
ByenrollingyourngerprintandassociatingitwithaPower-onPassword,aHardDiskPassword,or 
bothpasswordsbeforehand,youcanstartthecomputer,logontothesystem,andentertheSetup 
Utilityprogrambyswipingyourngeroverthereader,withouttypingapassword.Thusngerprint 
authenticationcanreplacepasswordsandenablesimpleandsecureuseraccess.
•Startupsequencecontrol 
Formoreinformation,see“Selectingorchangingthestartupdevicesequence”onpage76.
•Startupwithoutkeyboardormouse 
Yourcomputerisabletologintotheoperatingsystemwithoutkeyboardormouseconnected.
©CopyrightLenovo2012
27
 
Page 40

Lockingthecomputercover
Lockingthecomputercoverhelpspreventunauthorizedpeoplefromgainingaccesstotheinsideofyour 
computer.Yourcomputercomeswithapadlockloopsothatthecomputercovercannotberemoved 
whenapadlockisinstalled.
Figure7.Installingapadlock
28ThinkCentreEdgeUserGuide
 
Page 41

Attachingacablelock
Acablelockcanbeusedtosecuredevices,suchasthekeyboardandthemouse,bylockingthedevice 
cablestoyourcomputer.Thecablelockattachestothecablelockslotsontherearofyourcomputer.See 
“Locatingconnectorsontherearofyourcomputer”onpage11
Toinstallacablelock,dothefollowing:
1.Inserttheclip1intothecablelockslot4.
2.Pullthecablesyouwanttolockthroughthedentsinthecablelock.
3.Presstheclip2intothecablelockslot3untilitsnapsintoposition.
.
Figure8.Installingacablelock
Chapter4.Security29
 
Page 42

Attachinganintegratedcablelock
Anintegratedcablelock,sometimesreferredtoastheKensingtonlock,canbeusedtosecureyour 
computertoadesk,table,orothernon-permanentxture.Thecablelockattachestotheintegratedcable 
lockslotattherearofyourcomputerandisoperatedwithakey.Thecablelockalsolocksthebuttonsused 
toopenthecomputercover.Thisisthesametypeoflockusedwithmanynotebookcomputers.Y oucan 
orderanintegratedcablelockdirectlyfromLenovobysearchingforKensingtonat: 
http://www.lenovo.com/support
Figure9.Integratedcablelock
Usingpasswords
YoucansetavarietyofpasswordsthroughtheMicrosoftWindowsoperatingsystemandthroughtheBIOS 
ofyourcomputertohelpdeterunauthorizeduseofyourcomputer.
BIOSpasswords
YoucanusetheBIOSSetupUtilityprogramtosetpasswordstopreventunauthorizedaccesstoyour 
computeranddata.Thefollowingtypesofpasswordsareavailable:
•Power-OnPassword:WhenaPower-OnPasswordisset,youarepromptedtotypeavalidpassword
•HardDiskPassword:SettingaHardDiskPasswordpreventsunauthorizedaccesstothedataonthehard
30ThinkCentreEdgeUserGuide
eachtimethecomputeristurnedon.Thecomputercannotbeuseduntilthevalidpasswordistyped 
in.Formoreinformation,see“Power-OnPassword”onpage74
.
diskdrive.WhenaHardDiskPasswordisset,youarepromptedtotypeavalidpasswordeachtimeyou 
trytoaccesstheharddiskdrive.Formoreinformation,see“HardDiskPassword”onpage74
.
 
Page 43

•AdministratorPassword:SettinganAdministratorPassworddetersunauthorizedusersfromchanging 
congurationsettings.Ifyouareresponsibleformaintainingthecongurationsettingsofseveral 
computers,youmightwanttosetanAdministratorPassword.Formoreinformation,see“Administrator 
Password”onpage74
Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimproves 
computingsecurity.
.
Windowspasswords
DependingonyourversionoftheWindowsoperatingsystem,youcanusepasswordsforavarietyof 
features,includingcontrollingloginaccess,accesstosharedresources,networkaccess,andindividualuser 
settings.Formoreinformation,see“HelpandSupport”onpage103
.
Conguringthengerprintreader
Ifyourkeyboardhasangerprintreader,youcancongurethengerprintreaderintheSetupUtilityprogram.
TheFingerprintSetupsubmenuundertheSecuritymenuoftheSetupUtilityprogramprovidesthe 
followingoptions:
•PrebootAuthentication:enablesordisablesthengerprintauthenticationforaccessingtheBIOS.
•EraseFingerprintData:clearsthengerprintdatastoredinangerprintreader.
Tocongurethengerprintreader,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
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”onpage103.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramtohelpyouguardagainst,detect,andeliminate 
viruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After 
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Note:Virusdenitionlesmustbekeptup-to-datetoguardagainstnewviruses.
Chapter4.Security31
 
Page 44

Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpsystemofyourantivirus 
software.
32ThinkCentreEdgeUserGuide
 
Page 45

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 
reducesstaticelectricityinthepackageandyourbody.
•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”onpage10and“Locatingconnectorsontherearofyourcomputer”onpage11toidentifythe 
requiredconnector.Then,usetheinstructionsthatcomewiththeoptiontohelpyoumaketheconnection 
andinstallanysoftwareordevicedriversthatarerequiredfortheoption.
©CopyrightLenovo2012
33
 
Page 46

Removingthecomputercover
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev
Thissectionprovidesinstructionsonhowtoremovethecomputercover.
CAUTION:
Turnoffthecomputerandwaitthreetoveminutestoletthecomputercoolbeforeremovingthe 
computercover.
Toremovethecomputercover,dothefollowing:
1.Removeanymediafromthedrivesandturnoffallattacheddevicesandthecomputer.
2.Disconnectallpowercordsfromelectricaloutlets.
3.Disconnectthepowercords,Input/Outputcables,andanyothercablesthatareconnectedtothe
4.Removeanylockingdevicethatsecuresthecomputercover,suchasapadlockoranintegratedcable
5.Removethetwoscrewsthatsecurethecomputercoverandslidethecomputercovertotherearto
.
computer.See“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”onpage
and“Locatingconnectorsontherearofyourcomputer”onpage11.
10
lock.See“Lockingthecomputercover”onpage28and“Attachinganintegratedcablelock”onpage30.
removeit.
Figure10.Removingthecomputercover
34ThinkCentreEdgeUserGuide
 
Page 47

Removingandreinstallingthefrontbezel
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev
Thissectionprovidesinstructionsonhowtoremoveandreinstallthefrontbezel.
Toremoveandreinstallthefrontbezel,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezelbyreleasingthethreeplastictabsontheleftsideandpivotingthefrontbezel
.
outward.
Figure11.Removingthefrontbezel
Chapter5.Installingorreplacinghardware35
 
Page 48

4.T oreinstallthefrontbezel,alignthethreeplastictabsontherightsideofthefrontbezelwiththe
correspondingholesinthechassis,thenpivotthefrontbezelinwardsuntilitsnapsintopositionon 
theleftside.
Figure12.Reinstallingthefrontbezel
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63
.
InstallingorreplacingaPCIcard
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
ThissectionprovidesinstructionsonhowtoinstallorreplaceaPCIcard.YourcomputerhastwoPCIcard 
slots,onePCIExpressx1cardslot,andonePCIExpressx16graphicscardslot.
ToinstallorreplaceaPCIcard,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
36ThinkCentreEdgeUserGuide
 
Page 49

3.Attherearofthecomputer,removethescrewthatsecuresthePCIcardlatch.
Figure13.RemovingthescrewthatsecuresthePCIcardlatch
4.DependingonwhetheryouareinstallingorreplacingaPCIcard,dooneofthefollowing:
•IfyouareinstallingaPCIcard,removetheappropriatemetalslotcover.
Chapter5.Installingorreplacinghardware37
 
Page 50

•IfyouarereplacinganoldPCIcard,grasptheoldcardthatiscurrentlyinstalledandgentlypullit 
outoftheslot.
Figure14.RemovingaPCIcard
Notes:
a.Thecardtstightlyintothecardslot.Ifnecessary,alternatemovingeachsideofthecardasmall
amountuntilitisremovedfromthecardslot.
b.Ifthecardisheldinplacebyaretaininglatch,pressthecardretaininglatch1asshownto
disengagethelatch.Graspthecardandgentlypullitoutoftheslot.
5.RemovethenewPCIcardfromitsstatic-protectivepackage.
6.InstallthenewPCIcardintotheappropriateslotonthesystemboard.See“Locatingpartsonthe 
systemboard”onpage14.
Note:IfyouareinstallingaPCIExpressx16graphicscard,makesurethememoryslotretainingclips 
areclosedbeforeyouinstallthegraphicscard.
38ThinkCentreEdgeUserGuide
 
Page 51

7.PivotthecardlatchtotheclosedpositiontosecurethePCIcard.
Figure15.InstallingaPCIcard
8.ReinstallthescrewtosecurethePCIcardlatchinplace.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63
.
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.Tolocatethememorymoduleslots,see“Locatingpartsonthesystemboard” 
onpage14
.
Chapter5.Installingorreplacinghardware39
 
Page 52

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”onpage14.
5.Removeanypartsthatmightpreventyouraccesstothememoryslots.Dependingonyourcomputer 
model,youmightneedtoremovethePCIExpressx16graphicscardforeasieraccesstothememory 
slots.See“InstallingorreplacingaPCIcard”onpage36.
6.Dependingonwhetheryouareinstallingorreplacingamemorymodule,dooneofthefollowing:
•Ifyouarereplacinganoldmemorymodule,opentheretainingclipsandgentlypullthememory
moduleoutofthememoryslot.
Figure16.Removingamemorymodule
40ThinkCentreEdgeUserGuide
 
Page 53

•Ifyouareinstallingamemorymodule,opentheretainingclipsofthememoryslotintowhichyou 
wanttoinstallthememorymodule.
Figure17.Openingtheretainingclips
7.Positionthenewmemorymoduleoverthememoryslot.Makesurethatthenotch1onthememory 
modulealignscorrectlywiththeslotkey2onthesystemboard.Pushthememorymodulestraight 
downintotheslotuntiltheretainingclipsclose.
Figure18.Installingamemorymodule
8.ReinstallthePCIExpressx16graphicscardifyouhaveremovedit.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
Replacingthebattery
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev
Yourcomputerhasaspecialtypeofmemorythatmaintainsthedate,time,andsettingsforbuilt-infeatures, 
suchasparallel-portassignments(conguration).Abatterykeepsthisinformationactivewhenyouturn 
offthecomputer.
.
Chapter5.Installingorreplacinghardware41
 
Page 54

Thebatterynormallyrequiresnochargingormaintenancethroughoutitslife;however,nobatterylasts 
forever.Ifthebatteryfails,thedate,time,andcongurationinformation(includingpasswords)arelost.An 
errormessageisdisplayedwhenyouturnonthecomputer.
Refertothe“Lithiumcoincellbatterynotice”intheSafety,Warranty,andSetupGuideforinformationabout 
replacinganddisposingofthebattery.
Toreplacethebattery,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatethebattery.See“Locatingpartsonthesystemboard”onpage14.
4.Removetheoldbattery.
Figure19.Removingtheoldbattery
5.Installanewbattery.
Figure20.Installinganewbattery
6.Reinstallthecomputercoverandconnectthecables.See“Completingthepartsreplacement”on 
page63
.
Note:Whenthecomputeristurnedonforthersttimeafterreplacingthebattery,anerrormessage 
mightbedisplayed.Thisisnormalafterreplacingthebattery.
7.T urnonthecomputerandallattacheddevices.
8.UsetheSetupUtilityprogramtosetthedate,time,andanypasswords.SeeChapter7“UsingtheSetup 
Utilityprogram”onpage73
.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63
.
42ThinkCentreEdgeUserGuide
 
Page 55

Replacingtheprimaryharddiskdrive
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev
Thissectionprovidesinstructionsonhowtoreplacetheprimaryharddiskdrive.
Toreplacetheprimaryharddiskdrive,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatetheprimaryharddiskdrive.See“Locatinginternaldrives”onpage15.
4.Disconnectthesignalcableandthepowercablefromtheharddiskdrive.
5.Removethefourscrewsthatsecuretheharddiskdrive.Then,slidetheharddiskdriveoutofthechassis.
.
Note:Thereisalsoasecondaryharddiskdrivebayforyoutopurchaseandinstallasecondaryhard 
diskdrivebyyourself.Ifyouwanttoinstallasecondaryharddiskdrive,usethesamewayofinstalling 
theprimaryharddiskdrive.
Figure21.Removingtheprimaryharddiskdrive
Chapter5.Installingorreplacinghardware43
 
Page 56

6.Slidethenewharddiskdriveintotheharddiskdrivebayandalignthescrewholesinthenewhard
diskdrivewiththecorrespondingholesinthedrivebay.Then,installthefourscrewstosecurethe 
newharddiskdriveinplace.
Figure22.Installingtheharddiskdrive
7.Connectoneendofthesignalcabletotherearofthenewharddiskdriveandtheotherendtoan 
availableSATAconnectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage14. 
Then,locateanavailableve-wirepowerconnectorandconnectittotherearofthenewharddiskdrive.
Figure23.ConnectingaSATAharddiskdrive
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63
Replacingtheopticaldrive
.
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
44ThinkCentreEdgeUserGuide
 
Page 57

Thissectionprovidesinstructionsonhowtoinstallorreplacetheopticaldrive.
Note:Theopticaldriveisavailableonlyinsomemodels.
Toreplaceanopticaldrive,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Removethethreescrewsthatsecuretheopticaldrive.Then,slidetheopticaldriveoutofthefront 
ofthecomputer.
Figure24.Removingtheopticaldrive
Chapter5.Installingorreplacinghardware45
 
Page 58

5.Slidethenewopticaldriveintothedrivebayfromthefrontandalignthescrewholesinthenewoptical 
drivewiththecorrespondingholesinthedrivebay.Then,installthethreescrewstosecurethenew 
opticaldriveinplace.
Figure25.Installingtheopticaldrive
6.Connectoneendofthesignalcabletotherearofthenewopticaldriveandtheotherendtoanavailable 
SATAconnectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage14.Then, 
locateanavailableve-wirepowerconnectorandconnectittotherearofthenewopticaldrive.
Figure26.Connectingtheopticaldrive
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63
.
46ThinkCentreEdgeUserGuide
 
Page 59

Replacingthepowersupplyassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev
Thissectionprovidesinstructionsonhowtoreplacethepowersupplyassembly.
Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the 
followingwarningsarerequiredforyoursafetyandproperUnderwritersLaboratories(UL)certication.
CAUTION:
Hazardousmovingparts.Keepngersandotherbodypartsaway.
CAUTION: 
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.
.
Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabel 
attached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwith 
oneoftheseparts,contactaservicetechnician.
Toreplacethepowersupplyassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Disconnectthepowersupplyassemblycablesfromalldrivesandfromthe14-pinpowerconnectorand 
4-pinpowerconnectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage14.
Chapter5.Installingorreplacinghardware47
 
Page 60

4.Laythecomputeronitssideandremovethefourscrewsattherearofthechassisthatsecurethe
powersupplyassembly.
Figure27.Removingthescrewsforthepowersupplyassembly
5.Slidethepowersupplyassemblytothefrontofthecomputerandpivotitdownwardstodisengageit 
fromthechassis.Then,liftthepowersupplyassemblyoutofthechassis.
Figure28.Removingthepowersupplyassembly
6.Makesurethatthenewpowersupplyassemblyisthecorrectreplacement.
7.Installthenewpowersupplyassemblyintothechassissothatthescrewholesinthepowersupply 
assemblyalignwiththoseinthechassis.
8.Installandtightenthefourscrewstosecurethepowersupplyassembly.
Note:UseonlyscrewsprovidedbyLenovo.
9.Reconnectthepowersupplyassemblycablestothesystemboardandeachofthedrives.
48ThinkCentreEdgeUserGuide
 
Page 61

10.Securethepowersupplyassemblycableswiththecableclipsandtiesinthechassis.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
Replacingtheheatsinkandfanassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev
Thissectionprovidesinstructionsonhowtoreplacetheheatsinkandfanassembly.
CAUTION:
Theheatsinkandfanassemblymightbeveryhot.T urnoffthecomputerandwaitthreetove 
minutestoletthecomputercoolbeforeremovingthecomputercover.
Toreplacetheheatsinkandfanassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Laythecomputeronitssideforeasieraccesstothesystemboard.
4.Locatetheheatsinkandfanassembly.See“Locatingcomponents”onpage13.
5.Disconnecttheheatsinkandfanassemblycablefromthemicroprocessorfanconnectoronthesystem
.
board.See“Locatingpartsonthesystemboard”onpage14.
Chapter5.Installingorreplacinghardware49
 
Page 62

6.Followthissequencetoremovethefourscrewsthatsecuretheheatsinkandfanassemblytothe 
systemboard:
a.Partiallyremovescrew1,thenfullyremovescrew2,andthenfullyremovescrew1. 
b.Partiallyremovescrew3,thenfullyremovescrew4,andthenfullyremovescrew3.
Note:Carefullyremovethefourscrewsfromthesystemboardtoavoidanypossibledamagetothe 
systemboard.Thefourscrewscannotberemovedfromtheheatsinkandfanassembly.
Figure29.Removingtheheatsinkandfanassembly
7.Liftthefailingheatsinkandfanassemblyoffthesystemboard.
Notes:
a.Youmighthavetogentlytwisttheheatsinkandfanassemblytofreeitfromthemicroprocessor. 
b.Whenhandlingtheheatsinkandfanassembly,donottouchthethermalgreaseonthebottom
oftheheatsinkandfanassembly.
8.Placethenewheatsinkandfanassemblyonthesystemboardsothatthefourscrewsarealignedwith 
thecorrespondingholesinthesystemboard.
Note:Positionthenewheatsinkandfanassemblysothattheheatsinkandfanassemblycableis 
towardthemicroprocessorfanconnectoronthesystemboard.
9.Followthefollowingsequencetoinstallthefourscrewstosecurethenewheatsinkandfanassembly. 
Donotover-tightenthescrews.
a.Partiallytightenscrew1,thenfullytightenscrew2,andthenfullytightenscrew1. 
b.Partiallytightenscrew3,thenfullytightenscrew4,andthenfullytightenscrew3.
10.Connectthenewheatsinkandfanassemblycabletothemicroprocessorfanconnectoronthesystem 
board.See“Locatingpartsonthesystemboard”onpage14.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
50ThinkCentreEdgeUserGuide
 
Page 63

•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
Replacingtherearfan
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
Thissectionprovidesinstructionsonhowtoreplacetherearfan.
Toreplacetherearfan,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Locatetherearfan.See“Locatingcomponents”onpage13.
4.Disconnecttherearfancablefromthesystemfanconnectoronthesystemboard.See“Locating 
partsonthesystemboard”onpage14.
5.Therearfanisattachedtothechassisbyfourrubbermounts.Removetherearfanbybreakingor 
cuttingtherubbermountsandgentlypullingtherearfanoutofthechassis.
Note:Thenewrearfanwillhavefournewrubbermountsattached.
Figure30.Removingtherearfan
6.Installthenewrearfanbyaligningthenewrubbermountswiththecorrespondingholesinthechassis 
andpushtherubbermountsthroughtheholes.
Chapter5.Installingorreplacinghardware51
 
Page 64

7.Pullonthetipsoftherubbermountsuntiltherearfanissecuredinplace.
Figure31.Installingtherearfan
8.Connecttherearfancabletothesystemfanconnectoronthesystemboard.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
ReplacingthefrontaudioandUSBassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
ThissectionprovidesinstructionsonhowtoreplacethefrontaudioandUSBassembly.
ToreplacethefrontaudioandUSBassembly,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.LocatethefrontaudioandUSBassembly.
5.DisconnectthefrontaudioandUSBassemblycablesfromthesystemboard.See“Locatingpartson 
thesystemboard”onpage14.
Note:Makesureyounotethelocationsofthecableswhenyoudisconnectthecablesfromthesystem 
board.
52ThinkCentreEdgeUserGuide
 
Page 65

6.RemovethescrewthatsecuresthefrontaudioandUSBassemblybrackettothechassistoremove 
thebracketfromthechassis.
Figure32.RemovingthefrontaudioandUSBassembly
7.InstallthenewfrontaudioandUSBassemblyintothechassisandalignthescrewholeinthebracket 
withthecorrespondingholeinthechassis.
8.InstallthescrewtosecurethenewfrontaudioandUSBassemblytothechassis.
9.ReconnectthefrontaudioandUSBassemblycablestothefrontaudioconnectorandthefrontUSB 
connectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage14.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
ReplacingtheWiFiunits
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
ThissectionprovidesinstructionsonhowtoreplacetheWiFiunits.TheWiFiunitsincludeaWiFiadapter 
card,aWiFicardmodule,andarearWiFiantennacable.
ReplacingtheWiFiunitsinvolvesthefollowingoperations:
•“RemovingtheWiFiadaptercard”onpage54
•“RemovingtheWiFicardmodule”onpage55
•“InstallingtheWiFiunits”onpage56
Chapter5.Installingorreplacinghardware53
 
Page 66

RemovingtheWiFiadaptercard
ToremoveaWiFiadaptercard,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.IfyourcomputercomeswithaWiFicardmodulethatsupportstheBluetoothfunction,disconnect 
theBluetoothcablefromtheWiFiadaptercard.
Figure33.DisconnectingtheBluetoothcable
Note:TheBluetoothcableconnectstheBluetoothconnectorontheWiFiadaptercardtothefrontUSB 
connectoronthesystemboardtosupporttheBluetoothfunction.
4.Attherearofthecomputer,removethescrewthatsecuresthePCIcardlatch.
54ThinkCentreEdgeUserGuide
 
Page 67

5.GrasptheWiFiadaptercardthatiscurrentlyinstalledandgentlypullitoutoftheslot.
Figure34.RemovingtheWiFiadaptercard
Note:Thecardtstightlyintothecardslot.Ifnecessary,alternatemovingeachsideofthecarda 
smallamountuntilitisremovedfromthecardslot.
RemovingtheWiFicardmodule
ToremovetheWiFicardmodule,dothefollowing:
1.RemovetheWiFiadaptercardfromthecomputer,andthendisconnectthefrontandrearWiFiantenna 
cablesfromtheWiFicardmodule.
Figure35.RemovingtheWiFiantennacables
Chapter5.Installingorreplacinghardware55
 
Page 68

2.RemovethetwoscrewsthatsecuretheWiFicardmoduletotheWiFiadaptercard.
Figure36.RemovingthescrewsthatsecuretheWiFicardmodule
3.PulltheWiFicardmoduleoutoftheminiPCIExpressslottoremoveitfromtheWiFiadaptercard.
Figure37.RemovingtheWiFicardmodule
InstallingtheWiFiunits
ToinstalltheWiFiunits,dothefollowing:
56ThinkCentreEdgeUserGuide
 
Page 69

1.InserttheWiFicardmoduleintotheminiPCIExpressslot,andtheninstallthetwoscrewstosecure 
theWiFicardmoduletotheWiFiadaptercard.
Figure38.InstallingtheWiFicardmodule
Chapter5.Installingorreplacinghardware57
 
Page 70

2.ConnectthefrontantennacableandrearantennacabletotheWiFicardmodule.
Figure39.InstallingtheWiFiantennacables
3.InstalltheWiFiadaptercardintothePCIExpressx1slotonthesystemboard.See“Locatingpartson 
thesystemboard”onpage14.
4.IftheinstalledWiFicardmodulesupportstheBluetoothfunction,useaBluetoothcabletoconnectthe 
BluetoothconnectorontheWiFiadaptercardtothefrontUSBconnectoronthesystemboard.
5.PivotthecardlatchtotheclosedpositiontosecuretheWiFiadaptercard.
Figure40.InstallingtheWiFiadaptercard
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
58ThinkCentreEdgeUserGuide
 
Page 71

•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
InstallingorremovingtherearWiFiantenna
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
ThissectionprovidesinstructionsonhowtoinstallorremovetherearWiFiantenna.
InstallingtherearWiFiantenna
ToinstalltherearWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.InstalltherearWiFiantennatotherearWiFiantennacableconnectorattachedontherearofthe 
computer.
3.Adjusttheangleoftherearantennatolowertheriskofbreakingtheantennabyaccident.
Figure41.InstallingtherearWiFiantenna
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
RemovingtherearWiFiantenna
ToremovetherearWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.StraightentherearWiFiantennasothatitcanbemoreeasilytwisted.
Chapter5.Installingorreplacinghardware59
 
Page 72

3.HoldthethickerendoftherearWiFiantennaandunscrewtheWiFiantennafromtherearofthe 
computer.
Figure42.RemovingtherearWiFiantenna
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
InstallingorremovingthefrontWiFiantenna
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
ThissectionprovidesinstructionsonhowtoinstallorremovethefrontWiFiantenna.
InstallingthefrontWiFiantenna
ToinstallthefrontWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.Peeloffthepaperthatprotectsthestickersonthefrontantenna.
60ThinkCentreEdgeUserGuide
 
Page 73

Figure43.Peelingoffthepaperthatprotectsthestickers
5.Stickthefrontantennatothefrontpanelasshown.Theninsertthefrontantennacablethroughthe 
holeinthefrontpanel.
Figure44.InstallingthefrontWiFiantenna
6.ConnectthefrontantennacabletotheWiFicardmodule.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
Chapter5.Installingorreplacinghardware61
 
Page 74

•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
RemovingthefrontWiFiantenna
ToremovethefrontWiFiantenna,dothefollowing:
1.T urnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.Removethefrontbezel.See“Removingandreinstallingthefrontbezel”onpage35.
4.DisconnectthefrontantennacablefromtheWiFicardmodule.
5.Removethefrontantennaandcablefromthefrontofthecomputer.
Figure45.RemovingthefrontWiFiantenna
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
Replacingthekeyboardormouse
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation” 
onpagev.
Thissectionprovidesinstructionsonhowtoreplacethekeyboardormouse.
Toreplacethekeyboardormouse,dothefollowing:
1.Disconnecttheoldkeyboardcableormousecablefromthecomputer.
62ThinkCentreEdgeUserGuide
 
Page 75

2.ConnectanewkeyboardormousetooneoftheUSBconnectorsonthecomputer.Dependingon 
whereyouwanttoconnectthenewkeyboardormouse,see“Locatingconnectors,controls,and 
indicatorsonthefrontofyourcomputer”onpage10or“Locatingconnectorsontherearofyour 
computer”onpage11.
Figure46.ConnectingtheUSBkeyboardormouse
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage63.
Completingthepartsreplacement
Aftercompletingtheinstallationorreplacementforallparts,youneedtoreinstallthecomputercoverand 
reconnectcables.Dependingonthepartsyouinstalledorreplaced,youmightneedtoconrmtheupdated 
informationintheSetupUtilityprogram.RefertoChapter7“UsingtheSetupUtilityprogram”onpage73.
Toreinstallthecomputercoverandreconnectcablestoyourcomputer,dothefollowing:
1.Makesurethatallcomponentshavebeenreassembledcorrectlyandthatnotoolsorloosescrews 
areleftinsideyourcomputer.See“Locatingcomponents”onpage13forthelocationsofvarious 
componentsinyourcomputer.
2.Ifyouhaveremovedthefrontbezel,reinstallit.
3.Makesurethatthecablesareroutedcorrectlybeforereinstallingthecomputercover.Keepcablesclear 
ofthehingesandsidesofthecomputerchassistoavoidinterferencewithreinstallingthecomputer 
cover.
Chapter5.Installingorreplacinghardware63
 
Page 76

4.Positionthecomputercoveronthechassissothattherailguidesonthebottomofthecomputer
coverengagetherailsonthechassis.Then,pushthecovertothefrontofthecomputeruntilitsnaps 
intoposition.
Figure47.Reinstallingthecomputercover
5.Installthescrewstosecurethecomputercover.
6.Ifthereisapadlockavailable,lockthecomputercover.See“Lockingthecomputercover”onpage28.
7.Ifthereisanintegratedcablelockavailable,lockthecomputer.See“Attachinganintegratedcable 
lock”onpage30
.
8.Reconnecttheexternalcablesandpowercordstothecomputer.See“Locatingconnectorsonthe 
rearofyourcomputer”onpage11
.
9.T oupdateyourconguration,refertoChapter7“UsingtheSetupUtilityprogram”onpage73.
Note:Inmostareasoftheworld,LenovorequiresthereturnofthedefectiveCustomerReplaceableUnit 
(CRU).InformationaboutthiswillcomewiththeCRUorwillcomeafewdaysaftertheCRUarrives.
Obtainingdevicedrivers
Youcanobtaindevicedriversforoperatingsystemsthatarenotpreinstalledat 
http://www.lenovo.com/support.Installationinstructionsareprovidedinreadmeleswiththedevice-driver 
les.
64ThinkCentreEdgeUserGuide
 
Page 77

Chapter6.Recoveryinformation
ThischapterprovidesinformationabouttherecoverysolutionsprovidedbyLenovo.
•“RecoveryinformationfortheWindows7operatingsystem”onpage65
•“RecoveryinformationfortheWindows8operatingsystem”onpage71
RecoveryinformationfortheWindows7operatingsystem
Thissectioncontainsthefollowingtopics:
•Creatingandusingrecoverymedia
•Performingbackupandrecoveryoperations
•UsingtheRescueandRecoveryworkspace
•Creatingandusingarescuemedium
•Installingorreinstallingdevicedrivers
•Solvingrecoveryproblems
Notes:
1.TherecoveryinformationinthischapteronlyappliestothecomputersthathavetheRescueand 
RecoveryprogramortheProductRecoveryprograminstalled.IftheEnhancedBackupandRestore 
iconintheLenovoThinkVantageToolsprogramisdimmed,itindicatesthatyouneedtoinstall 
theRescueandRecoveryprogrammanuallybeforeenablingitsfeatures.T oinstalltheRescueand 
Recoveryprogram,dothefollowing:
a.ClickStart➙AllPrograms➙LenovoThinkVantageT ools,anddouble-clickEnhancedBackup
andRestore. 
b.Followtheinstructionsonthescreen. 
c.Whentheinstallationprocesscompletes,theEnhancedBackupandRestoreiconisactivated.
2.Thereareavarietyofmethodstochoosefromwhenconsideringhowtorecoverintheeventofa 
software-orhardware-relatedproblem.Somemethodsvarydependingonthetypeofoperatingsystem 
thatisinstalled.
3.Theproductontherecoverymediamaybeusedonlyforthefollowingpurposes:
•Restoretheproductpreinstalledonyourcomputer
•Reinstalltheproduct
•ModifytheproductusingtheAdditionalFiles
Creatingandusingrecoverymedia
Youcanuserecoverymediatorestoretheharddiskdrivetothefactorydefaultstate.Recoverymediaare 
usefulifyoutransferthecomputertoanotherarea,sellthecomputer,recyclethecomputer,orputthe 
computerinanoperationalstateafterallothermethodsofrecoveryhavefailed.Asaprecautionarymeasure, 
itisimportanttocreaterecoverymediaasearlyaspossible.
Note:Therecoveryoperationsyoucanperformusingrecoverymediavarydependingontheoperating 
systemfromwhichtherecoverymediawerecreated.Therecoverymediamightcontainabootmedium 
andadatamedium.YourMicrosoftWindowslicensepermitsyoutocreateonlyonedatamedium,soitis 
importantthatyoustoretherecoverymediainasafeplaceafteryouhavemadethem.
©CopyrightLenovo2012
65
 
Page 78

Creatingrecoverymedia
Thissectionprovidesinstructionsonhowtocreaterecoverymedia.
Note:OntheWindows7operatingsystem,youcancreaterecoverymediausingdiscsorexternalUSB 
storagedevices.
TocreaterecoverymediaontheWindows7operatingsystem,clickStart➙AllPrograms➙Lenovo
ThinkVantageTools➙FactoryRecoveryDisks.Then,followtheinstructionsonthescreen.
Usingrecoverymedia
Thissectionprovidesinstructionsonhowtouserecoverymedia.
OntheWindows7operatingsystem,youcanuserecoverymediatorestorethecontentsoftheharddisk 
drivetothefactorydefaultstate.Also,youcanuserecoverymediatoputthecomputerinanoperational 
stateafterallothermethodsofharddiskdriverecoveryhavefailed.
Attention:Whenyouuserecoverymediatorestorethecontentsoftheharddisktothefactorydefaultstate, 
allthelescurrentlyontheharddiskdrivewillbedeletedandreplacedbythefactorydefaultles.
TouserecoverymediaontheWindows7operatingsystem,dothefollowing:
1.Dependingonthetypeofyourrecoverymedia,connectthebootmedium(memorykeyorotherUSB 
storagedevice)tothecomputer,orinsertthebootdiscintotheopticaldrive.
2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhenthePleaseselect 
bootdevicewindowopens,releasetheF12key.
3.SelectthedesiredstartupdeviceandpressEnter.Therestoreprocessbegins.
4.Followtheinstructionsonthescreentocompletetheoperation.
Note:Afterrestoringyourcomputerharddiskdrivetothefactorydefaultstate,youmighthavetoreinstall 
devicedriversforsomedevices.See“Reinstallingdevicedrivers”onpage70.
Performingbackupandrecoveryoperations
TheRescueandRecoveryprogramenablesyoutobackupallyourharddiskdrivecontentsincludingthe 
operatingsystem,datales,softwareprograms,andpersonalsettings.Y oucandesignatewherethe 
RescueandRecoveryprogramstoresthebackup:
•Inaprotectedareaofyourharddiskdrive
•Onthesecondaryharddiskdriveifasecondaryharddiskdriveisinstalledinyourcomputer
•OnanattachedexternalUSBharddiskdrive
•Onanetworkdrive
•Onrecordablediscs(arecordableopticaldriveisrequiredforthisoption)
Afteryouhavebackedupthecontentsoftheharddiskdrive,youcanrestorethecompletecontentsofthe 
harddiskdrive,restoreselectedlesonly,orrestoretheWindowsoperatingsystemandapplicationsonly 
whilekeepingtheotherdataonyourharddiskdrive.
Performingabackupoperation
ThissectionprovidesinstructionsonhowtoperformabackupoperationusingtheRescueandRecovery 
program.
ToperformabackupoperationusingtheRescueandRecoveryprogramontheWindows7operating 
system,dothefollowing:
66ThinkCentreEdgeUserGuide
 
Page 79

1.FromtheWindowsdesktop,clickStart➙AllPrograms➙LenovoThinkVantageTools➙Enhanced 
BackupandRestore.TheRescueandRecoveryprogramopens.
2.IntheRescueandRecoverymainwindow,clicktheLaunchadvancedRescueandRecoveryarrow.
3.ClickBackupyourharddriveandselectbackupoperationoptions.Then,followtheinstructionson 
thescreentocompletethebackupoperation.
Performingarecoveryoperation
ThissectionprovidesinstructionsonhowtoperformarecoveryoperationusingtheRescueandRecovery 
program.
ToperformarecoveryoperationusingtheRescueandRecoveryprogramontheWindows7operating 
system,dothefollowing:
1.FromtheWindowsdesktop,clickStart➙AllPrograms➙LenovoThinkVantageTools➙Enhanced 
BackupandRestore.TheRescueandRecoveryprogramopens.
2.IntheRescueandRecoverymainwindow,clicktheLaunchadvancedRescueandRecoveryarrow.
3.ClicktheRestoreyoursystemfromabackupicon.
4.Followtheinstructionsonthescreentocompletetherecoveryoperation.
FormoreinformationaboutperformingarecoveryoperationfromtheRescueandRecoveryworkspace,see 
“UsingtheRescueandRecoveryworkspace”onpage67
.
UsingtheRescueandRecoveryworkspace
TheRescueandRecoveryworkspaceresidesinaprotected,hiddenareaofyourharddiskdrivethat 
operatesindependentlyfromtheWindowsoperatingsystem.Thisenablesyoutoperformrecovery 
operationsevenifyoucannotstarttheWindowsoperatingsystem.Youcanperformthefollowingrecovery 
operationsfromtheRescueandRecoveryworkspace:
•Rescuelesfromyourharddiskdriveorfromabackup:TheRescueandRecoveryworkspaceenables 
youtolocatelesonyourharddiskdriveandtransferthemtoanetworkdriveorotherrecordablemedia, 
suchasaUSBdeviceoradisc.Thissolutionisavailableevenifyoudidnotbackupyourlesorif 
changesweremadetothelessinceyourlastbackupoperation.Youcanalsorescueindividuallesfrom 
aRescueandRecoverybackuplocatedonyourlocalharddiskdrive,aUSBdevice,oranetworkdrive.
•RestoreyourharddiskdrivefromaRescueandRecoverybackup:Ifyouhavebackedupyourharddisk 
driveusingtheRescueandRecoveryprogram,youcanrestoretheharddiskdrivefromaRescueand 
Recoverybackup,evenifyoucannotstarttheWindowsoperatingsystem.
•Restoreyourharddiskdrivetothefactorydefaultstate:TheRescueandRecoveryworkspaceenables 
youtorestorethecompletecontentsofyourharddiskdrivetothefactorydefaultstate.Ifyouhave 
multiplepartitionsonyourharddiskdrive,youhavetheoptiontorestoretheC:partitionandleavethe 
otherpartitionsintact.BecausetheRescueandRecoveryworkspaceoperatesindependentlyfrom 
theWindowsoperatingsystem,youcanrestoretheharddiskdrivetothefactorydefaultstateevenif 
youcannotstarttheWindowsoperatingsystem.
Attention:IfyourestoretheharddiskdrivefromaRescueandRecoverybackuporrestoretheharddisk 
drivetothefactorydefaultsettings,alllesontheprimaryharddiskdrivepartition(usuallydriveC:)willbe 
deletedintherecoveryprocess.Ifpossible,makecopiesofimportantles.Ifyouareunabletostartthe 
Windowsoperatingsystem,youcanusetherescuelesfeatureoftheRescueandRecoveryworkspaceto 
copylesfromyourharddiskdrivetoothermedia.
TostarttheRescueandRecoveryworkspace,dothefollowing:
1.Makesurethecomputeristurnedoff.
Chapter6.Recoveryinformation67
 
Page 80

2.T urnonyourcomputer.Whenyouseethelogoscreen,pressEnter,andthenpressF11toenterthe 
RescueandRecoveryworkspace.
3.IfyouhavesetaRescueandRecoverypassword,typeyourpasswordwhenprompted.TheRescue 
andRecoveryworkspaceopensafterashortdelay.
Note:IftheRescueandRecoveryworkspacefailstoopen,see“Solvingrecoveryproblems”onpage70.
4.Dooneofthefollowing:
•Torescuelesfromyourharddiskdrive,clickRescuelesandfollowtheinstructionsonthescreen.
•TorestoreyourharddiskdrivefromaRescueandRecoverybackuportorestoreyourharddiskdrive
tothefactorydefaultsettings,clickFullRestoreandfollowtheinstructionsonthescreen.
FormoreinformationaboutthefeaturesoftheRescueandRecoveryworkspace,clickHelp.
Note:Afterrestoringyourharddiskdrivetothefactorydefaultstate,youmighthavetoreinstalldevice 
driversforsomedevices.See“Reinstallingdevicedrivers”onpage70.
Creatingandusingarescuemedium
Witharescuemedium,suchasadiscoraUSBharddiskdrive,youcanrecoverthecomputerfromfailures 
thatpreventyoufromgainingaccesstotheRescueandRecoveryworkspaceonyourharddiskdrive.
Notes:
1.Therecoveryoperationsyoucanperformusingarescuemediumvarydependingontheoperating 
system.
2.Therescuedisccanbestartedinalltypesofopticaldrives.
Creatingarescuemedium
Thissectionprovidesinstructionsonhowtocreatearescuemedium.
TocreatearescuemediumontheWindows7operatingsystem,dothefollowing:
1.FromtheWindowsdesktop,clickStart➙AllPrograms➙LenovoThinkVantageTools➙Enhanced 
BackupandRestore.TheRescueandRecoveryprogramopens.
2.IntheRescueandRecoverymainwindow,clicktheLaunchadvancedRescueandRecoveryarrow.
3.ClicktheCreateRescueMediaicon.TheCreateRescueandRecoveryMediawindowopens.
4.IntheRescueMediaarea,selectthetypeoftherescuemediumyouwanttocreate.Youcancreatea 
rescuemediumusingadisc,aUSBharddiskdrive,orasecondaryinternalharddiskdrive.
5.ClickOKandfollowtheinstructionsonthescreentocreatearescuemedium.
Usingarescuemedium
Thissectionprovidesinstructionsonhowtousetherescuemediumyouhavecreated.
•Ifyouhavecreatedarescuemediumusingadisc,usethefollowinginstructionstousetherescuemedium:
1.T urnoffyourcomputer.
2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhenthePleaseselect 
bootdevicewindowopens,releasetheF12key.
3.InthePleaseselectbootdevicewindow,selectthedesiredopticaldriveastherstbootdevice. 
Then,inserttherescuediscintotheopticaldriveandpressEnter.Therescuemediumstarts.
•IfyouhavecreatedarescuemediumusingaUSBharddiskdrive,usethefollowinginstructionsto 
usetherescuemedium:
1.AttachtheUSBharddiskdrivetooneoftheUSBconnectorsonyourcomputer.
68ThinkCentreEdgeUserGuide
 
Page 81

2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhenthePleaseselect 
bootdevicewindowopens,releasetheF12key.
3.InthePleaseselectbootdevicewindow,selecttheUSBharddiskdriveastherstbootdeviceand 
pressEnter.Therescuemediumstarts.
Whentherescuemediumstarts,theRescueandRecoveryworkspaceopens.Thehelpinformationfor 
eachfeatureisavailablefromtheRescueandRecoveryworkspace.Followtheinstructionstocomplete 
therecoveryprocess.
Reinstallingpreinstalledapplicationsanddevicedrivers
Yourcomputerhasprovisionsthatenableyoutoreinstallselectedfactory-installedapplicationsanddevice 
drivers.
Reinstallingpreinstalledapplications
Thissectionprovidesinstructionsonhowtoreinstallpreinstalledapplications.
ToreinstalltheselectedapplicationspreinstalledonyourLenovocomputer,dothefollowing:
1.T urnonthecomputer.
2.GototheC:\SWTOOL Sdirectory.
3.Opentheappsfolder.Withintheappsfolder,thereareseveralsubfoldersnamedforvariousapplications 
installedinyourcomputer.
4.Opentheappropriateapplicationsubfolder.
5.Intheapplicationsubfolder,lookforaSETUP.EXEleorotherappropriateEXElesforsetup. 
Double-clicktheleandfollowtheinstructionsonthescreentocompletetheinstallation.
Reinstallingpreinstalleddevicedrivers
Thissectionprovidesinstructionsonhowtoreinstallpreinstalleddevicedrivers.
Attention:Whenyoureinstalldevicedrivers,youarechangingthecurrentcongurationofyourcomputer. 
Reinstalldevicedriversonlywhenitisnecessarytocorrectaproblemwithyourcomputer.
Toreinstallthedevicedriverforafactory-installeddevice,dothefollowing:
1.T urnonthecomputer.
2.GototheC:\SWTOOL Sdirectory.
3.OpentheDRIVERSfolder.WithintheDRIVERSfolder,thereareseveralsubfoldersnamedforvarious 
devicesinstalledinyourcomputer,suchasAUDIOorVIDEO.
4.Opentheappropriatedevicesubfolder.
5.Dooneofthefollowing:
•Inthedevicesubfolder,lookforaSETUP.exele.Double-clicktheleandfollowtheinstructionson
thescreentocompletetheinstallation.
•Inthedevicesubfolder,lookforaREADME.txtleoralewiththe.txtextension.Thislemightbe
namedaftertheoperatingsystem,suchasWIN98.txt.TheTXTlecontainsinformationabouthowto 
installthedevicedriver.Followtheinstructionstocompletetheinstallation.
•Ifthedevicesubfoldercontainsalewiththe.infextensionandyouwanttoinstallthedevice
driverusingtheINFle,refertoyourWindowsHelpandSupportinformationsystemfordetailed 
informationabouthowtoinstallthedevicedriver.
Note:Ifyouneedupdateddevicedrivers,see“Gettingthelatestdevicedriversforyourcomputer”on 
page81formoreinformation.
Chapter6.Recoveryinformation69
 
Page 82

Reinstallingsoftwareprograms
Ifasoftwareprogramyouinstalledonyourcomputerisnotworkingcorrectly,youmightneedtoremove 
andreinstallit.Reinstallingoverwritestheexistingprogramslesandusuallyxesanyproblemsthat 
youmighthavehadwiththatprogram.
Toremoveaprograminyoursystem,seeMicrosoftWindowshelpsystemfordetailedinformation.
Toreinstalltheprogram,dooneofthefollowing:
Note:Themethodofreinstallingaprogramvariesfromprogramtoprogram.Refertothedocumentation 
providedwiththeprogramtoseeifyourprogramhasspecialinstallationinstructions.
•Toreinstallmostcommerciallyavailableprogramsinyoursystem,seeMicrosoftWindowshelpsystem 
formoreinformation.
•ToreinstallselectedapplicationprogramsthatcamepreinstalledfromLenovo,dothefollowing:
1.T urnonthecomputer.
2.GototheC:\SWTOOL Sdirectory.
3.OpentheAPPSfolder.WithintheAPPSfolder,thereareseveralsubfoldersnamedforvarious 
applicationsinstalledinyourcomputer.
4.Opentheappropriateapplicationsubfolder.
5.Intheapplicationsubfolder,lookforaSETUP .EXEleorotherappropriateEXElesforsetup. 
Double-clicktheleandfollowtheinstructionsonthescreentocompletetheinstallation.
Reinstallingdevicedrivers
Toreinstalladevicedriverforanoptionyouinstalled,refertothedocumentationthatcomeswiththeoption.
Whenyoureinstalldevicedrivers,youarechangingthecurrentcongurationofyourcomputer.Reinstall 
devicedriversonlywhenitisnecessarytocorrectaproblemwithyourcomputer.
Formoreinformationaboutreinstallingdevicedriversthatcamewithyourcomputer,see“Reinstalling 
preinstalledapplicationsanddevicedrivers”onpage69
.
Solvingrecoveryproblems
IfyouareunabletoaccesstheRescueandRecoveryworkspaceortheWindowsenvironment,doone 
ofthefollowing:
•UsearescuemediumtostarttheRescueandRecoveryworkspace.See“Creatingandusingarescue 
medium”onpage68.
•Userecoverymediaifallothermethodsofrecoveryhavefailedandyouneedtorestoretheharddisk 
drivetothefactorydefaultsettings.See“Creatingandusingrecoverymedia”onpage65
Note:IfyouareunabletoaccesstheRescueandRecoveryworkspaceortheWindowsenvironmentfrom 
arescuemediumorrecoverymedia,youmightnothavetherescuedevice(aninternalharddiskdrive,a 
disc,aUSBharddiskdrive,orotherexternaldevices)setastherstbootdeviceinthestartupdevice 
sequence.Y oumustrstmakesurethatyourrescuedeviceissetastherstbootdeviceinthestartup 
devicesequenceintheSetupUtilityprogram.See“Selectingastartupdevice”onpage76 
informationabouttemporarilyorpermanentlychangingthestartupdevicesequence.Formoreinformation 
abouttheSetupUtilityprogram,seeChapter7“UsingtheSetupUtilityprogram”onpage73.
.
fordetailed
Itisimportanttocreatearescuemediumandasetofrecoverymediaasearlyaspossibleandstorethem 
inasafeplaceforfutureuse.
70ThinkCentreEdgeUserGuide
 
Page 83

RecoveryinformationfortheWindows8operatingsystem
Thissectionprovidesinformationabouttherecoverysolutionsprovidedoncomputerspreinstalledwiththe 
Windows8operatingsystem.
Refreshingyourcomputer
Ifyourcomputerdoesnotperformwellandtheproblemmightbecausedbyarecentlyinstalledprogram, 
youcanrefreshyourcomputerwithoutlosingyourpersonallesorchangingyoursettings.
Attention:Ifyourefreshyourcomputer,theprogramsthatcamewithyourcomputerandtheprogramsthat 
youinstalledfromWindowsStorewillbereinstalled,butallotherprogramswillberemoved.
Torefreshyourcomputer,dothefollowing:
1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Click 
Settings➙ChangePCsettings➙General.
2.IntheRefreshyourPCwithoutaffectingyourlessection,clickGetstarted.
Resettingyourcomputertothefactorydefaultsettings
Youcanresetyourcomputertothefactorydefaultsettings.Resettingthecomputerwillreinstallthe 
operatingsystem,andreinstallalltheprogramsandsettingsthatcamewithyourcomputer.
Attention:Ifyouresetyourcomputer,allyourpersonallesandsettingswillbedeleted.Toavoiddataloss, 
makeabackupcopyofallthedatathatyouwanttokeep.
Toresetyourcomputer,dothefollowing:
1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Click 
Settings➙ChangePCsettings➙General.
2.IntheRemoveeverythingandreinstallWindowssection,clickGetstarted.
Advancedstartupoptions
AdvancedstartupoptionsenableyoutochangethestartupsettingsofyourWindowsoperatingsystem, 
startthecomputerfromanexternaldevice,orrestoretheWindowsoperatingsystemfromasystemimage.
Tousetheadvancedstartupoptions,dothefollowing:
1.Movethecursortothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Click 
Settings➙ChangePCsettings➙General.
2.IntheAdvancedstartupsection,clickRestartnow➙Troubleshoot➙Advancedoptions.
3.Restartyourcomputerfollowingtheinstructionsonthescreen.
FormoredetailsabouttherecoverysolutionsprovidedoncomputerspreinstalledwiththeWindows8 
operatingsystem,refertothehelpinformationsystemoftheWindows8operatingsystem.
Chapter6.Recoveryinformation71
 
Page 84

72ThinkCentreEdgeUserGuide
 
Page 85

Chapter7.UsingtheSetupUtilityprogram
TheSetupUtilityprogramisusedtoviewandchangethecongurationsettingsofyourcomputer,regardless 
ofwhichoperatingsystemyouareusing.However,theoperatingsystemsettingsmightoverrideanysimilar 
settingsintheSetupUtilityprogram.
StartingtheSetupUtilityprogram
TostarttheSetupUtilityprogram,dothefollowing:
1.Makesureyourcomputeristurnedoff.
2.RepeatedlypressandreleasetheF1keywhenturningonthecomputer.Whenyouhearmultiple 
beepsorseealogoscreen,releasetheF1key.
Note:IfaPower-OnPasswordoranAdministratorPasswordhasbeenset,theSetupUtilityprogram 
menuwillnotbedisplayeduntilyoutypethecorrectpassword.Formoreinformation,see“Using 
passwords”onpage73
WhenthePOSTdetectsthattheharddiskdrivehasbeenremovedfromyourcomputerorthememory 
modulesizehasdecreased,anerrormessagewillbedisplayedwhenyoustartthecomputerandyouwillbe 
promptedtodooneofthefollowing:
•PressF1toentertheSetupUtilityprogram.
Note:AfteryouentertheSetupUtilityprogram,selectSaveChangesandExitatthebottomofthe 
screen.Theerrormessagewillnotbedisplayedagain.
•PressF2tobypasstheerrormessageandlogintotheoperatingsystem.
.
Note:YouhavetoenablethecongurationchangedetectionfeatureforthePOSTtodetecttheremovalof 
theharddiskdrive.Toenablethecongurationchangedetectionfeature,dothefollowing:
1.StarttheSetupUtilityprogram.
2.FromtheSetupUtilityprogrammainmenu,selectSecurity➙CongurationChangeDetection, 
andpressEnter.
3.SelectEnabledandpressEnter.
4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconrm 
theexit.
Viewingandchangingsettings
TheSetupUtilityprogrammenulistsvariousitemsaboutthesystemconguration.Tovieworchange 
settings,starttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.Then,follow 
theinstructionsonthescreen.
YoucanuseeitherthekeyboardorthemousetonavigatethroughBIOSmenuchoices.Thekeysusedto 
performvarioustasksaredisplayedatthebottomofeachscreen.
Usingpasswords
ByusingtheSetupUtilityprogram,youcansetpasswordstopreventunauthorizedaccesstoyourcomputer 
anddata.Thefollowingtypesofpasswordsareavailable:
•Power-OnPassword
©CopyrightLenovo2012
73
 
Page 86

•AdministratorPassword
•HardDiskPassword
Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimproves 
computingsecurity.Ifyoudecidetosetanypasswords,readthefollowingsections.
Passwordconsiderations
Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Forsecurityreasons,it 
isrecommendedtouseastrongpasswordthatcannotbeeasilycompromised.Tosetastrongpassword, 
usethefollowingguidelines:
•Haveatleasteightcharactersinlength
•Containatleastonealphabeticcharacterandonenumericcharacter
•SetupUtilityprogramandharddiskdrivepasswordsarenotcasesensitive
•Notbeyournameoryourusername
•Notbeacommonwordoracommonname
•Besignicantlydifferentfromyourpreviouspasswords
Power-OnPassword
WhenaPower-OnPasswordisset,youarepromptedtotypeavalidpasswordeachtimethecomputeris 
turnedon.Thecomputercannotbeuseduntilthevalidpasswordistypedin.
AdministratorPassword
SettinganAdministratorPassworddetersunauthorizedusersfromchangingcongurationsettings.Ifyou 
areresponsibleformaintainingthecongurationsettingsofseveralcomputers,youmightwanttosetan 
AdministratorPassword.
WhenanAdministratorPasswordisset,youarepromptedtotypeavalidpasswordeachtimeyoutryto 
accesstheSetupUtilityprogram.TheSetupUtilityprogramcannotbeaccesseduntilavalidpassword 
istypedin.
IfboththePower-OnPasswordandAdministratorPasswordareset,youcantypeeitherpassword.However, 
youmustuseyourAdministratorPasswordtochangeanycongurationsettings.
HardDiskPassword
SettingaHardDiskPasswordpreventsunauthorizedaccesstothedataontheharddiskdrive.Whena 
HardDiskPasswordisset,youarepromptedtotypeavalidpasswordeachtimeyoutrytoaccessthe 
harddiskdrive.
Notes:
•AfteryousetaHardDiskPassword,yourdataontheharddiskdriveisprotectedeveniftheharddisk 
driveisremovedfromonecomputerandinstalledinanother.
•IftheHardDiskPasswordisforgotten,thereisnowaytoresetthepasswordorrecoverdatafromthe 
harddiskdrive.
Setting,changing,anddeletingapassword
Toset,change,ordeleteapassword,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
74ThinkCentreEdgeUserGuide
 
Page 87

2.FromtheSetupUtilityprogrammainmenu,selectSecurity.
3.Dependingonthepasswordtype,selectSetPower-OnPassword,SetAdministratorPassword,or 
HardDiskPassword.
4.Followtheinstructionsontherightsideofthescreentoset,change,ordeleteapassword.
Note:Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Formore 
information,see“Passwordconsiderations”onpage74
.
Erasinglostorforgottenpasswords(clearingCMOS)
Thissectionprovidesinstructionsonhowtoeraselostorforgottenpasswords,suchasauserpassword.
Toerasealostorforgottenpassword,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect 
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem 
board”onpage14.
4.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and 
pin3).
5.Reinstallthecomputercoverandconnectthepowercord.See“Completingthepartsreplacement” 
onpage63
6.T urnonthecomputerandleaveitonforapproximately10seconds.Then,turnoffthecomputerby 
holdingthepowerswitchforapproximatelyveseconds.
7.Repeatstep1throughstep2.
8.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).
9.Reinstallthecomputercoverandconnectthepowercord.See“Completingthepartsreplacement” 
onpage63.
.
Enablingordisablingadevice
Thissectionprovidesinformationonhowtoenableordisableuseraccesstothefollowingdevices:
USBSetupUsethisoptiontoenableordisableaUSBconnector.WhenaUSBconnectoris
disabled,thedeviceconnectedtotheUSBconnectorcannotbeused.
SATAControllerWhenthisfeatureissettoDisable,alldevicesconnectedtotheSATAconnectors
(suchasharddiskdrivesortheopticaldrive)aredisabledandcannotbeaccessed.
Toenableordisableadevice,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
2.FromtheSetupUtilityprogrammainmenu,selectDevices.
3.Dependingonthedeviceyouwanttoenableordisable,dooneofthefollowing:
•SelectUSBSetuptoenableordisableaUSBdevice.
•SelectATADriveSetuptoenableordisableaninternalorexternalSATAdevice.
4.SelectthedesiredsettingsandpressEnter.
5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram” 
onpage78.
Chapter7.UsingtheSetupUtilityprogram75
 
Page 88

Selectingastartupdevice
Ifyourcomputerdoesnotstartupfromadevicesuchasthediscorharddiskdriveasexpected,dooneof 
thefollowingtoselectthestartupdeviceyouwant.
Selectingatemporarystartupdevice
Usethisproceduretoselectatemporarystartupdevice.
Note:Notalldiscsandharddiskdrivesarebootable.
1.T urnoffyourcomputer.
2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhenthePleaseselect 
bootdevicewindowdisplays,releasetheF12key.
3.SelectthedesiredstartupdeviceandpressEnter.Thecomputerwillstartupfromthedeviceyou 
selected.
Note:SelectingastartupdevicefromthePleaseselectbootdevicewindowdoesnotpermanentlychange 
thestartupsequence.
Selectingorchangingthestartupdevicesequence
Tovieworpermanentlychangetheconguredstartupdevicesequence,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
2.FromtheSetupUtilityprogrammainmenu,selectStartup.
3.SelectthedevicesforthePrimaryStartupSequence,theAutomaticStartupSequence,andtheError 
StartupSequence.Readtheinformationdisplayedontherightsideofthescreen.
4.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram” 
onpage78.
EnablingErPcompliancemode
Youcanenabletheenergy-relatedproductsdirective(ErP)compliancemodethroughthePowermenuinthe 
SetupUtilityprogramtoreducetheconsumptionofelectricitywhenyourcomputerisinstandbyoroffmode.
ToenableErPcompliancemodeintheSetupUtilityprogram,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
2.FromtheSetupUtilityprogrammainmenu,selectPower➙EnhancedPowerSavingMode,and 
pressEnter.
3.SelectEnabledandpressEnter.
4.FromthePowermenu,selectAutomaticPowerOnandpressEnter.
5.SelectWakeonLanandpressEnter.
6.SelectDisabledandpressEnter.
7.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconrm 
theexit.
Note:WhenErPcompliancemodeisenabled,youcanwakeupyourcomputerbydoingoneofthefollowing:
•Pressingthepowerswitch
•Enablingthewakeuponalarmfeature 
Thewakeuponalarmfeatureenablesyourcomputertowakeupatasettime.Toenablethewake
uponalarmfeature,dothefollowing:
76ThinkCentreEdgeUserGuide
 
Page 89

1.StarttheSetupUtilityprogram.
2.FromtheSetupUtilityprogrammainmenu,selectPower➙AutomaticPowerOn,andpressEnter.
3.SelectWakeUponAlarmandpressEnter.Thenfollowtheinstructionsonthescreen.
4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedto 
conrmtheexit.
•Enablingtheafterpowerlossfeature 
Theafterpowerlossfeatureenablesyourcomputertowakeupwhenthepowersupplyresumesaftera
suddenlossofelectricity.Toenabletheafterpowerlossfeature,dothefollowing:
1.StarttheSetupUtilityprogram.
2.FromtheSetupUtilityprogrammainmenu,selectPower➙AfterPowerLoss,andpressEnter.
3.SelectPowerOnandpressEnter.
4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedto 
conrmtheexit.
ICEperformancemode
YoucanadjusttheacousticandthermalperformanceofyourcomputerthroughtheICEPerformance 
Modemenu.T wochoicesareavailable:
•BetterAcousticPerformance(defaultsetting)
•BetterThermalPerformance
ByenablingBetterAcousticPerformance,yourcomputerwillrunwithlessnoiseatanormalthermal 
level.ByenablingBetterThermalPerformance,yourcomputerwillrunatabetterthermallevelwith 
normalacousticperformance.
ToconguretheICEperformancemode,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
2.FromtheSetupUtilityprogrammainmenu,selectPower.
3.SelectIntelligentCoolingEngine(ICE).TheIntelligentCoolingEngine(ICE)windowisdisplayed.
4.SelectICEPerformanceMode.TheICEPerformanceModewindowisdisplayed.
5.SelectBetterAcousticPerformanceorBetterThermalPerformanceasdesired.
6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram” 
onpage78.
ICEthermalalert
YoucanmonitorthethermalfunctionofyourcomputerundercriticalthermalsituationsthroughtheICE 
ThermalAlertmenu.Twochoicesareavailable:
•Enabled(defaultsetting)
•Disabled
AfterenablingtheICEthermalalertfunction,whencriticalthermalsituationsoccur,suchasmalfunctioning 
fans,abnormallyhightemperature,andpoorcoolingperformances,analertlogwillbewrittenintothe 
Windowssystemlog.Thealertlogcanhelpyouidentifythethermalproblems.
ToconguretheICEthermalalertfunction,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage73.
Chapter7.UsingtheSetupUtilityprogram77
 
Page 90

2.FromtheSetupUtilityprogrammainmenu,selectPower.
3.SelectIntelligentCoolingEngine(ICE).TheIntelligentCoolingEngine(ICE)windowisdisplayed.
4.SelectICEThermalAlert.TheICEThermalAlertwindowisdisplayed.
5.SelectEnabledorDisabledasdesired.
6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram” 
onpage78.
ExitingtheSetupUtilityprogram
Afteryounishviewingorchangingsettings,pressEsctoreturntotheSetupUtilityprogrammainmenu. 
YoumighthavetopressEscseveraltimes.Dooneofthefollowing:
•Ifyouwanttosavethenewsettings,pressF10tosavechangesandexittheSetupUtilityprogram.
•Ifyoudonotwanttosavethesettings,selectExit➙DiscardChangesandExit,andthenpressEnter. 
WhentheResetWithoutSavingwindowshows,selectYes,andthenpressEntertoexittheSetup 
Utilityprogram.
•Ifyouwanttoreturntothedefaultsettings,pressF9toloadthedefaultsettings,andthenpressF10to 
saveandexittheSetupUtilityprogram.
78ThinkCentreEdgeUserGuide
 
Page 91

Chapter8.Updatingsystemprograms
ThischapterprovidesinformationaboutupdatingthePOSTandBIOS,andhowtorecoverfromaPOST 
andBIOSupdatefailure.
Usingsystemprograms
Systemprogramsarethebasiclayerofsoftwarebuiltintoyourcomputer.Systemprogramsincludethe 
POST,theBIOS,andtheSetupUtilityprogram.ThePOSTisasetoftestsandproceduresthatare 
performedeachtimeyouturnonyourcomputer.TheBIOSisalayerofsoftwarethattranslatesinstructions 
fromotherlayersofsoftwareintoelectricalsignalsthatthecomputerhardwarecanexecute.Y oucanuse 
theSetupUtilityprogramtovieworchangethecongurationsettingsofyourcomputer.SeeChapter7 
“UsingtheSetupUtilityprogram”onpage73
Yourcomputersystemboardhasamodulecalledelectricallyerasableprogrammableread-onlymemory 
(EEPROM,alsoreferredtoasashmemory).Y oucaneasilyupdatethePOST,theBIOS,andtheSetup 
Utilityprogrambystartingyourcomputerwithasystem-program-updatediscorrunningaspecialupdate 
programfromyouroperatingsystem.
LenovomightmakechangesandenhancementstothePOSTandBIOS.Whenupdatesarereleased,they 
areavailableasdownloadablelesontheLenovoWebsiteathttp://www.lenovo.com.Instructionsforusing 
thePOSTandBIOSupdatesareavailableinaTXTlethatisincludedwiththeupdateles.Formost 
models,youcandownloadeitheranupdateprogramtocreateasystem-program-updatediscoranupdate 
programthatcanberunfromtheoperatingsystem.
fordetailedinformation.
Updating(ashing)theBIOSfromadisc
Thissectionprovidesinstructionsonhowtoupdate(ash)theBIOSfromadisc.
Note:Youcandownloadaself-startingbootablediscimage(knownasanISOimage)withthesystem 
programupdatestocreateasystem-program-updatedisc.Goto: 
http://www.lenovo.com/support
Toupdate(ash)theBIOSfromadisc,dothefollowing:
1.T urnoffyourcomputer.
2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhentheStartupDevice 
Menuwindowopens,releasetheF12key.
3.FromtheStartupDeviceMenuwindow,selectthedesiredopticaldriveasthestartupdevice.Then, 
insertthediscintothisopticaldriveandpressEnter.Theupdatebegins.
4.Whenpromptedtochangetheserialnumber,itissuggestedthatyoudonotmakethischangeby 
pressingN.However,ifyoudowanttochangetheserialnumber,pressY,thentypeintheserialnumber 
andpressEnter.
5.Whenpromptedtochangethemachinetypeandmodel,itissuggestedthatyoudonotmakethis 
changebypressingN.However,ifyoudowanttochangethemachinetypeandmodel,pressY,then 
typeinthemachinetypeandmodelandpressEnter.
6.Followtheinstructionsonthescreentocompletetheupdate.Aftertheupdateiscompleted,removethe 
discfromtheopticaldrive.
©CopyrightLenovo2012
79
 
Page 92

Updating(ashing)theBIOSfromyouroperatingsystem
Note:BecauseLenovomakesconstantimprovementstoitsWebsites,theWebpagecontentsaresubject
tochangewithoutnotice,includingthecontentsreferencedinthefollowingprocedure.
Toupdate(ash)theBIOSfromyouroperatingsystem,dothefollowing:
1.Gotohttp://www.lenovo.com/support.
2.ClickDownloadDrivers&Software.
3.ClickUseQuickPath.
4.T ypethe4-digitmachinetypeforyourcomputerintheQuickPatheldandthenclickFindMyProduct.
5.ClickBIOS.
6.LocatetheBIOSversionthatyouwanttodownload.
7.ClickClickforles.Allavailableleswillbedisplayed.
8.Clickthelinkforthereadmelethatcontainstheinstructionsforupdating(ashing)theBIOSfrom 
youroperatingsystem.
9.Printtheseinstructions.Thisisveryimportantbecausetheseinstructionswillnotbedisplayedon 
thescreenafterthedownloadbegins.
10.Followtheprintedinstructionstodownload,extract,andinstalltheupdate.
RecoveringfromaPOST/BIOSupdatefailure
IfthepowertoyourcomputerisinterruptedwhilethePOSTandBIOSisbeingupdated,yourcomputer 
mightnotrestartcorrectly.Ifthishappens,performthefollowingproceduretorecoverfromthePOSTand 
BIOSupdatefailure.ThisprocedureiscommonlycalledBoot-blockRecovery.
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect 
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage34.
3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem 
board”onpage14.
4.RemoveanycablesthatimpedeaccesstotheClearCMOS/Recoveryjumper.
5.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and 
pin3).
6.ReconnectanycablesthatweredisconnectedandreinstallthePCIcardifremoved.
7.Reinstallthecomputercoverandreconnectthepowercordsforthecomputerandmonitortoelectrical 
outlets.See“Completingthepartsreplacement”onpage63.
8.T urnonthecomputerandtheninsertthePOSTandBIOSupdate(ashupdate)discintotheoptical 
drive.Waitafewminutes.Then,therecoverysessionbegins.Therecoverysessionwilltaketwoto 
threeminutes.Duringthistime,awarningmessagewillbedisplayedandnoactionisneededfromyou.
9.Aftertherecoverysessioniscompleted,therewillbenovideo,andyourcomputerwillautomatically 
turnoff.
10.Repeatstep1throughstep4.
11.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).
12.ReconnectanycablesthatweredisconnectedandreinstallthePCIcardifremoved.
13.Reinstallthecomputercoverandreconnectanycablesthatweredisconnected.
14.T urnonthecomputertorestarttheoperatingsystem.
80ThinkCentreEdgeUserGuide
 
Page 93

Chapter9.Preventingproblems
Thischapterprovidesinformationthatcanhelpyouavoidcommonproblemsandkeepyourcomputer 
runningsmoothly.
Keepingyourcomputercurrent
Insomesituationsyoumaynditnecessarytohavethemostcurrentsoftwareprograms,devicedrivers,or 
operatingsystem.Thissectionexplainshowtogetthelatestupdatesforyourcomputer.
Selectanyofthefollowingtopics:
•“Gettingthelatestdevicedriversforyourcomputer”onpage81
•“Updatingyouroperatingsystem”onpage81
•“UsingSystemUpdate”onpage82
Gettingthelatestdevicedriversforyourcomputer
Note:BecauseLenovomakesconstantimprovementstoitsWebsites,theWebpagecontentsaresubject
tochangewithoutnotice,includingthecontentsreferencedinthefollowingprocedure.
YoucandownloadandinstallupdateddevicedriversfromtheLenovoWebsitebydoingthefollowing:
Attention:DonotdownloadupdateddevicedriversfromtheWindowsUpdateWebsite.Thedevice 
driversprovidedontheWindowsWebsitehavenotbeentestedbyLenovoandusingthemmightcause 
unexpectedproblems.ObtainupdateddevicedriversfromLenovo.
1.Gotohttp://www.lenovo.com/support.
2.ClickDownload&Drivers.
3.Selectthemachinetypeofyourcomputerfromthemachinetypelist.
4.Clickthecategoryofdeviceforwhichyouneedthedevicedriver.
5.Clicktheappropriatedevicedriver.
6.Downloadandinstallthedevicedriver.
Updatingyouroperatingsystem
MicrosoftmakesupdatesavailableforthevariousWindowsoperatingsystemsthroughtheMicrosoft 
WindowsUpdateWebsite.TheWebsiteautomaticallydetermineswhatWindowsupdatesareavailablefor 
yourspeciccomputerandliststhoseupdatesonly.Updatescouldincludesecurityxes,newversionsof 
Windowscomponents(suchasMediaPlayer),xestootherportionsoftheWindowsoperatingsystem, 
orenhancements.
Attention:DonotdownloadupdateddevicedriversfromtheWindowsWebsite.Thedevicedrivers 
providedontheWindowsWebsitehavenotbeentestedbyLenovoandusingthemmightcauseunexpected 
problems.ObtainupdateddevicedriversfromLenovo.See“Gettingthelatestdevicedriversforyour 
computer”onpage81
ToaccesstheMicrosoftWindowsUpdatesite,dothefollowing:
1.Gotohttp://windowsupdate.microsoft.com/.
2.Followtheinstructionsonthescreen.
©CopyrightLenovo2012
formoreinformation.
81
 
Page 94

UsingSystemUpdate
TheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-date.Updatepackages 
arestoredonLenovoserversandcanbedownloadedfromtheLenovoSupportWebsite.Updatepackages 
cancontainapplications,devicedrivers,BIOSashes,orsoftwareupdates.WhentheSystemUpdate 
programconnectstotheLenovoSupportWebsite,theSystemUpdateprogramautomaticallyrecognizes 
themachinetypeandmodelofyourcomputer,theinstalledoperatingsystem,andthelanguageofthe 
operatingsystemtodeterminewhatupdatesareavailableforyourcomputer.TheSystemUpdateprogram 
thendisplaysalistofupdatepackagesandcategorizeseachupdateascritical,recommended,and 
optionaltohelpyouunderstandtheimportance.Y ouhavecompletecontrolofwhichupdatestodownload 
andinstall.Afteryouselecttheupdatepackagesyouwant,theSystemUpdateprogramautomatically 
downloadsandinstallstheupdateswithoutanyfurtherinterventionfromyou.
TheSystemUpdateprogramispreinstalledonmostLenovocomputersandisreadytorun.Theonly 
prerequisiteisanactiveInternetconnection.Youcanstarttheprogrammanually,oryoucanusethe 
schedulefeaturetoenabletheprogramtosearchforupdatesautomaticallyatspeciedintervals.Youalso 
canpredenescheduledupdatestosearchbyseverity(criticalupdates,criticalandrecommendedupdates, 
orallupdates)sothelistyouchoosefromcontainsonlythoseupdatetypesthatareofinteresttoyou.
ToopentheSystemUpdateprogram,see“AccessingLenovoprogramsontheWindows7operatingsystem” 
onpage5
IftheSystemUpdateprogramisnotcurrentlyinstalledonyourcomputer,youcandownloaditfromthe 
LenovoSupportWebsiteathttp://www.lenovo.com/support.
or“AccessingLenovoprogramsontheWindows8operatingsystem”onpage7.
Cleaningandmaintenance
Withappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsoffer 
informationtohelpyoukeepyourcomputerintopworkingorder.
•“Basics”onpage82
•“Cleaningyourcomputer”onpage83
–“Computer”onpage83 
–“Keyboard”onpage83 
–“Opticalmouse”onpage83 
–“Displayscreen”onpage83
•“Goodmaintenancepractices”onpage84
Basics
Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:
•Keepyourcomputerinaclean,dryenvironment.Makesureitrestsonaat,steadysurface.
•Donotplaceitemsontopofthemonitororcoveranyoftheventsinthemonitororcomputer.These 
ventsprovideairowtokeepyourcomputerfromoverheating.
•Keepfoodanddrinksawayfromallpartsofyourcomputer.Foodparticlesandspillsmightmakethe 
keyboardandmousestickandunusable.
•Donotgetthepowerswitchesorothercontrolswet.Moisturecandamagethesepartsandcausean 
electricalhazard.
•Alwaysdisconnectapowercordbygraspingtheplug,butnotthecord.
82ThinkCentreEdgeUserGuide
 
Page 95

Cleaningyourcomputer
Itisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-free 
operation.
CAUTION: 
Besuretoturnoffthecomputerandmonitorpowerswitchesbeforecleaningthecomputerand 
monitorscreen.
Computer
Useonlymildcleaningsolutionsandadampclothtocleanthepaintedsurfacesofthecomputer.
Keyboard
Tocleanyourcomputerkeyboard,dothefollowing:
1.Applysomeisopropylrubbingalcoholtoasoft,dust-freecloth.
2.Wipeeachkeytopsurfacewiththecloth.Wipethekeysonebyone;ifyouwipeseveralkeysatatime, 
theclothmayhookontoanadjacentkeyandpossiblydamageit.Makesurethatnoliquiddripsonto 
orbetweenthekeys.
3.T oremoveanycrumbsordustfrombeneaththekeys,youcanuseacamerablowerwithabrush 
orcoolairfromahairdryer.
Note:Avoidsprayingcleanerdirectlyontothedisplayorthekeyboard.
Opticalmouse
Thissectionprovidesinstructionsonhowtocleananopticalmouse.
Anopticalmouseusesalight-emittingdiode(LED)andanopticalsensortonavigatethepointer.Ifthe 
pointeronthescreendoesnotmovesmoothlywiththeopticalmouse,youmightneedtocleanthemouse.
Tocleananopticalmouse,dothefollowing:
1.T urnoffyourcomputer.
2.Disconnectthemousecablefromthecomputer.
3.T urnthemouseupsidedowntocheckthelens. 
a.Ifthereisasmudgeonthelens,gentlycleantheareawithaplaincotton-tippedswab. 
b.Ifthereisdebrisinthelens,gentlyblowthedebrisawayfromthearea.
4.Checkthesurfaceonwhichyouareusingthemouse.Ifyouhaveaveryintricatepictureorpattern 
beneaththemouse,itmaybedifcultforthedigitalsignalprocessor(DSP)todeterminechanges 
inthemouseposition.
5.Reconnectthemousecabletothecomputer.
6.T urnyourcomputerbackon.
Displayscreen
Dustbuildupcompoundsproblemsassociatedwithglare.Remembertocleanyourmonitorscreen 
periodically.See“Cleaningaat-panelmonitorsurface”onpage83or“Cleaningaglass-screensurface” 
onpage84.
Cleaningaat-panelmonitorsurface
Ifyouhaveaat-panelcomputerdisplaythathasaexiblelmsurface,dothefollowingtocleanthespecial 
surface.Wipeitgentlywithasoft,drycloth,orblowonthescreentoremovegritandotherlooseparticles. 
ThenmoistenaclothwithLCDcleanerandwipethescreensurface.
Chapter9.Preventingproblems83
 
Page 96

Manycomputersupplystorescarrythespecialcleaninguidsfordisplays.Usecleaninguidsdevelopedfor 
LCDdisplaysonly.Firstapplytheuidtoalint-free,softcloth,thencleantheLCDdisplay.Somecomputer 
supplystorescarrypre-moistenedtowelettesforLCDmaintenance.
Cleaningaglass-screensurface
Tocleanaglass-screensurface,wipeitgentlywithasoft,drycloth,orblowonthescreentoremovegritand 
otherlooseparticles.Thenuseasoftclothmoistenedwithanonabrasiveliquidglasscleaner.
Goodmaintenancepractices
Byperformingafewgoodmaintenancepractices,youcanmaintaingoodcomputerperformance,protect 
yourdata,andbepreparedincaseofacomputerfailure.
•Emptyyourrecyclebinonaregularbasis.
•RuntheWindowsDiskDefragmenterprogramoccasionallytopreventperformanceproblemscausedby 
anexcessivenumberoffragmentedles.
•CleanoutyourInbox,SentItems,andDeletedItemsfoldersinyoure-mailapplicationonaregularbasis.
•Makebackupcopiesofcriticaldataonremovablemediamemoryatregularintervalsandstorethe 
removablemediainasafelocation.Thefrequencyofmakingbackupcopiesdependsonhowcriticalthe 
dataistoyouoryourbusiness.Lenovomakesanumberofremovable-mediastoragedevicesavailable 
asoptions,suchasCD-RWdrivesandrecordableDVDdrives.
•Backupyourentireharddiskdriveonaregularbasis.
•Keepyourcomputersoftwareup-to-date.See“Keepingyourcomputercurrent”onpage81 
information.
•Keepalogbook.Entriesmightincludemajorsoftwareorhardwarechanges,device-driverupdates, 
intermittentproblemsandwhatyoudidtoresolvethem,andanyminorissuesyoumighthave 
experienced.AlogbookcanhelpyouoraLenovotechniciandetermineifaproblemisrelatedtochange 
inhardware,changeinsoftware,orsomeotheractionthatmighthavetakenplace.
•CreateProductRecoverydiscs.See“Creatingandusingrecoverymedia”onpage65 
aboutusingProductRecoverydiscstorestoretheharddiskdrivetothefactorydefaultsettings.
•Createrescuemedia.See“Creatingandusingarescuemedium”onpage68formoreinformationabout 
usingaRescuemediumsuchasaCDorDVDtorecoverfromfailuresthatpreventyoufromgaining 
accesstotheWindowsenvironmentortheRescueandRecoveryworkspaceonyourharddiskdrive.
formoreinformation
formore
Movingyourcomputer
Takethefollowingprecautionsbeforemovingyourcomputer.
1.Backupalllesanddatafromtheharddiskdrive.Thereareavarietyofbackupprogramsavailable 
commercially.Youroperatingsystemalsomighthaveabackupprogramthatyoucanuse.Lenovo 
providestheRescueandRecoveryprogramtohelpyoubackupandrestoredata.See“Performing 
backupandrecoveryoperations”onpage66formoreinformation.
2.Removeallmedia(diskettes,compactdiscs,tapes,andsoon)fromthedrives.
3.T urnoffthecomputerandallattacheddevices.Y ourharddiskdriveautomaticallyparkstheread/write 
headinanondataarea.Thispreventsdamagetotheharddiskdrive.
4.Unplugthepowercordsfromelectricaloutlets.
5.Disconnectcommunicationcables,suchasmodemornetworkcables,fromtheoutletsrst,andthen 
disconnecttheotherendsfromthecomputer.
6.Notewhereanyremainingcablesareattachedtothecomputer;then,removethem.
7.Ifyousavedtheoriginalshippingcartonsandpackingmaterials,usethemtopacktheunits.Ifyouare 
usingdifferentcartons,cushiontheunitstoavoiddamage.
84ThinkCentreEdgeUserGuide
 
Page 97

Chapter10.Troubleshootinganddiagnostics
Thischapterprovidesinformationaboutdiagnosingandtroubleshootingcomputerproblems.Ifyour 
computerproblemisnotdescribedhere,seeChapter11“Gettinginformation,help,andservice”onpage
foradditionaltroubleshootingresources.
103
Basictroubleshooting
Thefollowingtableprovidesinformationtohelpyoutroubleshootyourcomputerproblems.
Note:Ifyoucannotcorrecttheproblem,havethecomputerserviced.Foralistofserviceandsupport 
telephonenumbers,refertotheSafety,Warranty,andSetupGuidethatcomeswithyourcomputerorgoto 
theLenovoSupportWebsiteathttp://www.lenovo.com/support/phone.
SymptomAction
Thecomputerdoesnotstart 
whenyoupressthepower 
switch.
Themonitorscreenisblank.
Thekeyboarddoesnotwork.
Themousedoesnotwork.
Verifythat:
•Thepowercordiscorrectlyconnectedtotherearofthecomputerandtoa 
workingelectricaloutlet.
•Ifyourcomputerhasasecondarypowerswitchontherearofthecomputer, 
makesurethatitisswitchedon.
•Thepowerindicatoronthefrontofthecomputerison.
•Thecomputervoltagematchesthevoltageavailableattheelectricaloutletfor 
yourcountryorregion.
Verifythat:
•Themonitorsignalcableiscorrectlyconnectedtothemonitorandtothe 
appropriatemonitorconnectoronthecomputer.
•Themonitorpowercordiscorrectlyconnectedtothemonitorandtoaworking 
electricaloutlet.
•Themonitoristurnedonandthebrightnessandcontrastcontrolsareset 
correctly.
•Thecomputervoltagematchesthevoltageavailableattheelectricaloutletfor 
yourcountryorregion.
•Ifyourcomputerhastwomonitorconnectors,besuretousetheconnector 
onthegraphicscard.
Verifythat:
•Thecomputeristurnedon.
•ThekeyboardissecurelyconnectedtoaUSBconnectoronthecomputer.
•Nokeysarestuck.
Verifythat:
•Thecomputeristurnedon.
•ThemouseissecurelyconnectedtoaUSBconnectoronthecomputer.
•Themouseisclean.Referto“Opticalmouse”onpage83
forfurtherinformation.
©CopyrightLenovo2012
85
 
Page 98

SymptomAction
Theoperatingsystemdoesnot 
start.
Thecomputerbeepsmultiple 
timesbeforetheoperating 
systemstarts.
Verifythat:
•Thestartupsequenceincludesthedevicewheretheoperatingsystemresides. 
Usually,theoperatingsystemisontheharddiskdrive.Formoreinformation, 
see“Selectingastartupdevice”onpage76
Verifythatnokeysarestuck.
.
Troubleshootingprocedure
Usethefollowingprocedureasastartingpointfordiagnosingproblemsyouareexperiencingwithyour 
computer:
1.Verifythatthecablesforallattacheddevicesareconnectedcorrectlyandsecurely.
2.Verifythatallattacheddevicesthatrequireacpowerareconnectedtoproperlygrounded,functioning 
electricaloutlets.
3.VerifythatallattacheddevicesareenabledintheBIOSsettingsofyourcomputer.Formoreinformation 
aboutaccessingandchangingtheBIOSsettings,refertoyourChapter7“UsingtheSetupUtility 
program”onpage73.
4.Gotothe“Troubleshooting”onpage86andfollowtheinstructionsforthetypeofproblemyouare 
experiencing.IftheTroubleshootinginformationdoesnothelpyouresolveaproblem,continuewiththe 
nextstep.
5.T ryusingapreviouslycapturedcongurationtoseeifarecentchangetohardwareorsoftwaresettings 
hascausedaproblem.Beforerestoringapreviousconguration,captureyourcurrentcongurationin 
casetheoldercongurationsettingsdonotsolvetheproblemorhaveadverseaffects.Torestorea 
capturedconguration,dothefollowing:
•ForWindows7:ClickStart➙ControlPanel➙SystemandSecurity➙System➙System
Protection➙SystemRestore.
•ForWindows8:OpenControlPanel,andthenclickSystemandSecurity➙System➙System
Protection➙SystemRestore.
Ifthisdoesnotcorrecttheproblem,continuewiththenextstep.
6.Runthediagnosticprogram.See“LenovoSolutionCenter”onpage102formoreinformation.
•Ifthediagnosticprogramdetectsahardwarefailure,contacttheLenovoCustomerSupportCenter.
SeeChapter11“Gettinginformation,help,andservice”onpage103formoreinformation.
•Ifyouareunabletorunthediagnosticprogram,contacttheLenovoCustomerSupportCenter.See
Chapter11“Gettinginformation,help,andservice”onpage103formoreinformation.
•Ifthediagnosticprogramdoesnotdetectahardwarefailure,continuewiththenextstep.
7.Useanantivirusprogramtoseeifyourcomputerhasbeeninfectedbyavirus.Iftheprogramdetectsa 
virus,removethevirus.
8.Ifnoneoftheseactionssolvetheproblem,seektechnicalassistance.SeeChapter11“Getting 
information,help,andservice”onpage103formoreinformation.
Troubleshooting
Usethetroubleshootinginformationtondsolutionstoproblemsthathavedenitesymptoms.
Ifthesymptomyourcomputerisexperiencingoccurredimmediatelyafteryouinstalledanewhardware 
optionornewsoftware,dothefollowingbeforereferringtothetroubleshootinginformation:
86ThinkCentreEdgeUserGuide
 
Page 99

1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremovea 
hardwareoption,makesureyoureviewandfollowtheelectricalsafetyinformationprovidedwithyour 
computer.Foryoursafety,donotoperatethecomputerwiththecoverremoved.
2.Runthediagnosticprogramtoensureyourcomputerisoperatingcorrectly.
3.Reinstallthenewhardwareoptionorsoftwarefollowingthemanufacturer'sinstructions.
Selecttheproblemyourcomputerisexperiencingfromthefollowinglist:
•“Audioproblems”onpage87
•“CDproblems”onpage88
•“DVDproblems”onpage89
•“Intermittentproblems”onpage91
•“Keyboard,mouse,orpointingdeviceproblems”onpage91
•“Monitorproblems”onpage93
•“Networkingproblems”onpage94
•“Optionproblems”onpage97
•“Performanceandlockupproblems”onpage98
•“Printerproblems”onpage99
•“Serialportproblems”onpage100
•“Softwareproblems”onpage100
•“USBproblems”onpage101
Audioproblems
Selectyoursymptomfromthefollowinglist:
•“NoaudioinWindows”onpage87
•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive” 
onpage88
•“Soundcomesfromoneexternalspeakeronly”onpage88
•“NoaudioinDOSapplicationsorgames”onpage88
NoaudioinWindows
Symptom:NoaudioinWindows
Actions:
•IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,verifythattheOn/Offcontrolis 
settotheOnpositionandthespeakerpowercableisconnectedtoaproperlygrounded,functionalac 
electricaloutlet.
•Ifyourexternalspeakershaveavolumecontrol,verifythatthevolumecontrolisnotsettoolow.
•Double-clickthespeakericonintheWindowsnoticationarea.Amastervolume-controlwindowopens. 
VerifythattheMutesettingsarenotcheckedandnoneofthevolumesettingsissettoolow.
•Somemodelshaveafrontaudiopanelyoucanusetoadjustvolume.Ifyouhaveafrontaudiopanel, 
verifythatthevolumeisnotsettoolow.
•Verifythatyourexternalspeakers(andheadphones,ifused)areconnectedtothecorrectaudioconnector 
onthecomputer.Mostspeakercablesarecolor-codedtomatchtheconnector.
Chapter10.Troubleshootinganddiagnostics87
 
Page 100

Note:Whenexternal-speakerorheadphonecablesareattachedtotheaudioconnector,theinternal 
speaker,ifpresent,isdisabled.Inmostcases,ifanaudioadapterisinstalledinoneoftheexpansionslots, 
theaudiofunctionbuiltintothesystemboardisdisabled;usetheaudiojacksontheadapter.
•MakesurethattheprogramyouarerunningisdesignedforuseintheMicrosoftWindowsoperating 
system.IftheprogramisdesignedtoruninDOS,theprogramdoesnotusetheWindowssoundfeature 
andmustbeconguredtouseSoundBlasterProorSoundBlasteremulation.
•Verifythattheaudiodevicedriversarecorrectlyinstalled.SeeMicrosoftWindowshelpsystemformore 
information.
Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical 
assistance,seeChapter11“Gettinginformation,help,andservice”onpage103
.
AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis 
insertedintoadrive
Symptom:AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoadrive
Action:See“CDproblems”onpage88.
Soundcomesfromoneexternalspeakeronly
Symptom:Soundcomesfromoneexternalspeakeronly.
Actions:
•Ensurethatthespeakercableisinsertedcompletelyintotheconnectoronthecomputer.
•Makesurethecablethatattachestheleftspeakertotherightspeakerissecurelyconnected.
•Double-clickthespeakericonintheWindowsnoticationarea.Amastervolume-controlwindowopens. 
VerifythattheBalancesettingsaresetcorrectly.
Iftheseactionsdonotcorrecttheproblem,youmighthaveafailingspeaker.Havethespeakerserviced.If 
youneedtechnicalassistance,seeChapter11“Gettinginformation,help,andservice”onpage103.
NoaudioinDOSapplicationsorgames
Symptom:NoaudioinDOSapplicationsorgames
Actions:
•MakesuretheDOSapplicationorgameisconguredtouseSoundBlasterProorSoundBlaster 
emulation.Refertothedocumentationthatcomeswiththeapplicationorgameforinstructionson 
settingsound-cardsettings.
•Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical 
assistance,seeChapter11“Gettinginformation,help,andservice”onpage103
.
CDproblems
Selectyoursymptomfromthefollowinglist:
•“AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoaCD 
drive”onpage89
•“ACDorDVDdoesnotwork”onpage89
•“Unabletouseastartable(bootable)recoverymedium,suchastheProductRecoveryCD,tostart 
yourcomputer”onpage89
88ThinkCentreEdgeUserGuide