Lenovo M72 Betriebsanweisung

ThinkCentreUserGuideMachineTypes:3261,3263,3264,3267,3273,3856,4004,and4156

increasetheriskofabatteryshortcircuit,whichcouldshortenthelifeofthebatteryandalsocanposeasafetyhazard.DonotletrechargeableLithium-Ionbatteriescomplete

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Chapter7.UsingtheSetupUtilityprogramTheSetupUtilityprogramisusedtoviewandchangethecongurationsettingsofyourcomputer,regardlessofwhichoperatingsystemy

•AdministratorPassword•HardDiskPasswordYoudonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimprovescomputingsecurity.Ifyoudecidetoset

2.FromtheSetupUtilityprogrammainmenu,selectSecurity.3.Dependingonthepasswordtype,selectSetPower-OnPassword,SetAdministratorPassword,orHardDiskPassword

SelectingastartupdeviceIfyourcomputerdoesnotstartupfromadevicesuchasthediscorharddiskdriveasexpected,dooneofthefollowingtoselectthestartupdeviceyouwan

1.StarttheSetupUtilityprogram.2.FromtheSetupUtilityprogrammainmenu,selectPower➙AutomaticPowerOn,andpressEnter.3.SelectWakeUponAlarmandpressEnter.Thenf

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Chapter8.UpdatingsystemprogramsThischapterprovidesinformationaboutupdatingthePOSTandBIOS,andhowtorecoverfromaPOSTandBIOSupdatefailure.Usingsystemprogr

Updating(ashing)theBIOSfromyouroperatingsystemNote:BecauseLenovomakesconstantimprovementstoitsWebsites,theWebpagecontentsaresubjecttochangewithoutnot

Chapter9.PreventingproblemsThischapterprovidesinformationthatcanhelpyouavoidcommonproblemsandkeepyourcomputerrunningsmoothly.Keepingyourcomputercurren

yourcomputerwithintwofeetofhigh-trafcareas.Ifyoumustoperateyourcomputerinornearahigh-trafcarea,inspectand,ifnecessary,cleanyourcomputermorefrequentl

UsingSystemUpdateTheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-date.UpdatepackagesarestoredonLenovoserversandcanbedownloadedfromthe

CleaningyourcomputerItisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-freeoperation.CAUTION:Besuretoturnoffthecompu

Manycomputersupplystorescarrythespecialcleaninguidsfordisplays.UsecleaninguidsdevelopedforLCDdisplaysonly.Firstapplytheuidtoalint-free,softcloth,th

Chapter10.TroubleshootinganddiagnosticsThischapterprovidesinformationaboutdiagnosingandtroubleshootingcomputerproblems.Ifyourcomputerproblemisnotdescr

SymptomActionTheoperatingsystemdoesnotstart.Verifythat:•Thestartupsequenceincludesthedevicewheretheoperatingsystemresides.Usually,theoperatingsystemis

1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremoveahardwareoption,makesureyoureviewandfollowtheelectricalsafetyinformation

Note:Whenexternal-speakerorheadphonecablesareattachedtotheaudioconnector,theinternalspeaker,ifpresent,isdisabled.Inmostcases,ifanaudioadapterisinstall

AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitisinsertedintoaCDdriveSymptom:AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplay

Actions:•RestarttheDVDplayerprogram.•Closeanyopenles,turnoffthecomputer,andthenrestartthecomputer.•Tryalowerscreenresolutionorcolordepth.Iftheseactio

•OncomputersthathaveaCD-ROMorCD-RWdriveinadditiontoaDVD-ROMdrive,makesurethattheDVDdiscisinthedrivelabeled“DVD”.Iftheseactionsdonotcorrecttheproblem,r

LasercompliancestatementCAUTION:Whenlaserproducts(suchasCD-ROMs,DVDdrives,beropticdevices,ortransmitters)areinstalled,notethefollowing:•Donotremoveth

3.ClickDevicesandPrinters.4.Double-clickUSBEnhancedPerformanceKeyboard.TheUSBEnhancedPerformanceKeyboardCustomizationprogramstarts.Iftheseactionsdonot

Action:IftheTransceiverCommunicationsLEDisnoton,reconnectthetransceiverandthekeyboard.MonitorproblemsNote:Manymonitorshavestatus-indicatorlightsandbui

Actions:•Themonitormightbeoperatinginalow-refreshratedisplaymode.Setthemonitortothehighest,noninterlacedrefreshratesupportedbyyourmonitorandthevideoco

EthernetproblemsForEthernetproblems,selectyoursymptomfromthefollowinglist:•“Yourcomputercannotconnecttothenetwork”onpage109•“Theadapterstopsworkingfor

Action:Thenetworkdriverlesmaybecorruptormissing.Updatethedriverbyreferringtothe“Solution”descriptionfortheproceduretomakesurethatthecorrectdevicedriv

BluetoothproblemSymptom:SounddoesnotcomefromtheBluetoothheadsetorheadphonebutcomesfromthelocalspeakereventhoughtheheadsetorheadphoneisconnectedusingth

–AllexternalSCSIoptionsareturnedon.ExternalSCSIoptionsmustbeturnedonbeforethecomputeristurnedon.Formoreinformation,seeyourSCSIdocumentation.•Verifytha

4.ClickCleanupsystemles.5.ClicktheMoreOptionstab.6.IntheProgramsandFeaturesarea,clicktheCleanupbutton.7.Alistofinstalledprogramsisdisplayed.Selectthe

Actions:Verifythat:1.Theprinteristurnedonandisonline.2.Paperisloadedcorrectly.3.Theprintersignalcableissecurelyconnectedtothecorrectparallel,serial,or

Actions:•Mostsoftwareprogramshavebuilt-inhelpsystemsthatprovideinstructionsformosttasks.Ifyouarehavingdifcultyperformingaspecictaskwithinasoftwarepr

©CopyrightLenovo2012xi

LenovoSolutionCenterTheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.Itcombinesdiagnostictests,systeminformationcollec

Chapter11.Gettinginformation,help,andserviceThischaptercontainsinformationabouthelp,service,andtechnicalassistanceforproductsmanufacturedbyLenovo.Info

•Accesstroubleshootingandsupportinformationforyourcomputermodelandothersupportedproducts.•Findtheserviceandsupportphonenumbersforyourcountryorregion.•

•ReplacementoruseofpartsnotmanufacturedfororbyLenovoornon-warrantedLenovoparts•Identicationofsoftwareproblemsources•CongurationofBIOSaspartofaninsta

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AppendixA.NoticesLenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.ConsultyourlocalLenovorepresentativeforinformat

TrademarksThefollowingtermsaretrademarksofLenovointheUnitedStates,othercountries,orboth:LenovoTheLenovologoRescueandRecoveryThinkCentreThinkVantageMic

AppendixB.RegulatoryinformationExportclassicationnoticeThisproductissubjecttotheUnitedStatesExportAdministrationRegulations(EAR)andhasanExportClassi

EuropeanUnion-CompliancetotheElectromagneticCompatibilityDirectiveThisproductisinconformitywiththeprotectionrequirementsofEUCouncilDirective2004/108/E

JapaneseVCCIClassBstatementJapancompliancestatementforproductswhichconnecttothepowermainswithratedcurrentlessthanorequalto20AperphaseLenovoproductserv

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126ThinkCentreUserGuide

AppendixC.WEEEandrecyclinginformationImportantWEEEinformationTheWEEEmarkingonLenovoproductsappliestocountrieswithWEEEande-wasteregulations(forexample,

CollectingandrecyclingadisusedLenovocomputerormonitorIfyouareacompanyemployeeandneedtodisposeofaLenovocomputerormonitorthatisthepropertyofthecompany,y

BatteryrecyclinginformationfortheEuropeanUnionNotice:ThismarkappliesonlytocountrieswithintheEuropeanUnion(EU).Batteriesorpackagingforbatteriesarelabel

130ThinkCentreUserGuide

AppendixD.RestrictionofHazardousSubstancesDirective(RoHS)ChinaRoHSTurkishRoHSTheLenovoproductmeetstherequirementsoftheRepublicofTurkeyDirectiveontheRe

IndiaRoHSRoHScompliantasperE-Waste(Management&Handling)Rules,2011.132ThinkCentreUserGuide

AppendixE.ENERGYSTARmodelinformationENERGYSTAR®isajointprogramoftheU.S.EnvironmentalProtectionAgencyandtheU.S.DepartmentofEnergyaimedatsavingmoneyandp

134ThinkCentreUserGuide

IndexAarescuemedium,creatingandusing82acpoweradapterbracket,replacing51acpoweradapter,replacing49Administrator,password88audiosubsystem1Bbackupandreco

Chapter1.ProductoverviewThischapterprovidesinformationaboutthecomputerfeatures,specications,softwareprogramsprovidedbyLenovo,andlocationsofconnectors

LLenovoSolutionCenter116LenovoThinkVantageTools117LenovoWelcome117locatingcomponents11Mmedia,creatingandusingrecoverymedia79memorymoduleinstalling,rep

Ttemporarystartupdevice90theBIOS,updating(ashing)93–94trademarks122troubleshooting,basic99troubleshooting,diagnostics99Uupdating(ashing)theBIOS93sys

138ThinkCentreUserGuide

•WiFiwithBluetoothmodule(optional)Systemmanagementfeatures•Abilitytostorepower-onself-test(POST)hardwaretestresults•DesktopManagementInterface(DMI)Des

•AbilitytoenableanddisableUSBconnectorsindividually•Keyboardwithngerprintreader(shippedwithsomemodels)•Power-onpassword(POP),administratorpassword,an

SpecicationsThissectionliststhephysicalspecicationsforyourcomputer.DimensionsWidth:179mm(7.05inches)Height:34.5mm(1.36inches)Depth:182mm(7.17inches)

Table1.ProgramsintheLenovoThinkVantageToolsprogramProgramIconnameCommunicationsUtilityWebConferencingFingerprintSoftwareFingerprintReaderLenovoSolutio

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe“Importantsafetyinformation”onpagevandAppendixA“Notices”onpage121.T

AnintroductiontoLenovoprogramsThistopicprovidesabriefintroductiontosomeLenovoprograms.Note:Dependingonyourcomputermodel,someoftheprogramsmightnotbeava

•LenovoSolution CenterTheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.Itcombinesdiagnostictests,systeminformationcoll

•SystemUpdateTheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-datebydownloadingandinstallingsoftwareupdatepackages(Lenovoprograms,devi

Locatingconnectors,controls,andindicatorsonthefrontofyourcomputerFigure1“Frontconnector,control,andindicatorlocations”onpage9showsthelocationsofthecon

LocatingconnectorsontherearofyourcomputerFigure2“Rearconnectorlocations”onpage10showsthelocationsoftheconnectorsontherearofyourcomputer.Someconnectors

LocatingcomponentsFigure3“Componentlocations”onpage11showsthelocationsofthevariouscomponentsinyourcomputer.Toremovethecomputercover,see“Removingthecom

3Heatsink9WiFicardmodule4Microprocessor10Battery5Coverpresenceswitch(Intrusionswitch)11Internalspeaker6Memorymodule(s)12Harddiskdriveorsolid-statedriv

MachinetypeandmodellabelThemachinetypeandmodellabelidentiesyourcomputer.WhenyoucontactLenovoforhelp,themachinetypeandmodelinformationhelpssupporttech

14ThinkCentreUserGuide

Chapter2.UsingyourcomputerThischapterprovidesinformationonusingsomeofthecomputercomponents.FrequentlyaskedquestionsThefollowingareafewtipsthatwillhelp

ContentsImportantsafetyinformation...vServiceandupgrades...vStaticelectricityprevention...vPowercordsandpoweradapters...viEx

UsingthekeyboardDependingonyourmodel,yourcomputercomeswitheitherastandardkeyboardorangerprintreaderkeyboard.TheMicrosoftWindowsshortcutkeysareprovide

UsingthewheelmouseThewheelmousehasthefollowingcontrols:1PrimarymousebuttonUsethisbuttontoselectorstartaprogramormenuitem.2WheelUsethewheeltocontrolthe

1.FromtheWindowsdesktop,clickStart➙ControlPanel➙AppearanceandPersonalization.2.IntheTaskbarandStartMenusection,clickCustomizeiconsonthetaskbar.3.Click

•Donotwriteorstickpaperonthedisc.•Donotscratchormarkthedisc.•Donotplaceorstorethediscindirectsunlight.•Donotusebenzene,thinners,orothercleanerstoclean

20ThinkCentreUserGuide

Chapter3.YouandyourcomputerThischapterprovidesinformationaboutaccessibility,comfort,andrelocatingyourcomputertoothercountriesorregions.Accessibilityan

Adjustthemonitorsothetopofthescreenisat,orslightlybelow,eyelevel.Placethemonitoratacomfortableviewingdistance,usually51to61cm(20to24inches),andpositio

RegisteringyourcomputerWhenyouregisteryourcomputer,informationisenteredintoadatabase,whichenablesLenovotocontactyouincaseofarecallorothersevereproblem

ReplacementpowercordsIfyourelocateyourcomputertoacountryorregionthatusesanelectricaloutletstyledifferentfromthetypeyouarecurrentlyusing,youwillhavetop

Chapter4.SecurityThischapterprovidesinformationabouthowtoprotectyourcomputerfromtheftandunauthorizeduse.SecurityfeaturesThefollowingsecurityfeaturesar

ReplacingtheWiFicardmodule...64InstallingorremovingtherearWiFiantenna.66InstallingorremovingtworearWiFiantennas...67Replacingthesystemf

AttachinganintegratedcablelockAnintegratedcablelock,sometimesreferredtoastheKensingtonlock,canbeusedtosecureyourcomputertoadesk,table,orothernon-perma

computers,youmightwanttosetanAdministratorPassword.Formoreinformation,see“AdministratorPassword”onpage88.Youdonothavetosetanypasswordstouseyourcompute

Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpsystemofyourantivirussoftware.28ThinkCentreUserGuide

Chapter5.InstallingorreplacinghardwareThischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.Handlingstatic-sensitivedevicesDon

InstallingorremovingtheverticalstandAttention:Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”onpag

3.Toremovetheverticalstand,liftthecomputertoremoveitfromtheverticalstand.Figure8.RemovingthecomputerfromtheverticalstandInstallingorremovingtheVESAmou

2.ToinstalltheVESAmountbracket,slidethecomputerintotheVESAmountbracket.Figure9.InstallingtheVESAmountbracket3.InstallthetwoscrewstosecuretheVESAmountb

4.ToremovetheVESAmountbracketfromthecomputer,removethetwoscrewsthatsecuretheVESAmountbrackettothecomputer.Figure11.RemovingthescrewsthatsecuretheVESAm

Thissectionprovidesinstructionsonhowtoremovethecomputercover.CAUTION:Turnoffthecomputerandwaitthreetoveminutestoletthecomputercoolbeforeremovingtheco

6.Slidethecomputercovertothefrontofthecomputerasmallamount.Liftthecomputercovertoremoveitfromthecomputer.Figure14.RemovingthecomputercoverInstallingor

AppendixB.Regulatoryinformation...123Exportclassicationnotice...123Electronicemissionsnotices...123FederalCommunicationsCommis

YourcomputerhastwoslotsforinstallingorreplacingDDR3SODIMMsthatprovideuptoamaximumof16GBsystemmemory.Wheninstallingorreplacingamemorymodule,use2GB,4GB,

•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage75.ReplacingtheopticaldriveAttention:Donotopenyourcomputerorattemptan

4.Removethescrewthatsecurestheopticaldriveintheopticaldrivebox.Usethescrewdrivertoslidetheopticaldriveforwardandthenremovetheopticaldrivefromtheoptica

6.Alignthetwoscrewholesintheopticaldrivemetalplatewiththecorrespondingholesinthenewopticaldriveandtheninstallthetwoscrewstosecurethemetalplateonthenew

8.Installthescrewthatsecurestheopticaldriveintheopticaldrivebox.Figure22.Installingthescrewthatsecurestheopticaldrive40ThinkCentreUserGuide

9.AlignthescrewholesintheopticaldriveboxwiththetwoscrewsontheVESAmountbracketandthenslidetheopticaldriveboxtoinstallitontheVESAmountbracket.Figure23.I

10.InstallthescrewthatsecurestheopticaldriveboxontheVESAmountbracket.Figure24.Installingthescrewthatsecurestheopticaldrivebox11.Connecttheopticaldrive

3.RemovethescrewthatsecurestheopticaldriveboxontheVESAmountbracketandthenslidetheopticaldriveboxtoremoveitfromtheVESAmountbracket.Figure25.Removingthe

5.Flexthesidesoftheharddiskdriveadapterbracketandthenpivottheharddiskdriveadaptertoremovetheadapterfromtheadapterbracket.Figure27.Removingtheharddiskd

7.Installanewharddiskdriveintotheadapter.Lowertheadapterretaininglatchuntilitsnapsintoposition.Figure29.Installinganewharddiskdriveintotheadapter8.Pos

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9.Slidetheadapterbracketintotheopticaldriveboxuntilitsnapsintoposition.Figure31.Installingtheadapterbracketintotheopticaldrivebox46ThinkCentreUserGuid

10.AlignthescrewholesintheopticaldriveboxwiththetwoscrewsontheVESAmountbracketandthenslidetheopticaldriveboxtoinstallitontheVESAmountbracket.Figure32.

11.InstallthescrewthatsecurestheopticaldriveboxontheVESAmountbracket.Figure33.Installingthescrewthatsecurestheopticaldrivebox12.Connectthesecondaryhar

3.Locatethebattery.See“Locatingpartsonthesystemboard”onpage12.4.Removetheoldbattery.Figure34.Removingtheoldbattery5.Installanewbattery.Figure35.Instal

2.Removethepowercordfromtheacpoweradaptercableloopattherearofthecomputerandthendisconnecttheacpoweradapterfromtheacpoweradapterconnector.See“Locatingc

3.Connectthenewacpoweradaptertotheacpoweradapterconnectorattherearofyourcomputerandanworkableelectricaloutlet.Securethepowercordintothepoweradaptercab

2.Pressthemetaltab1andthenslidetheacpoweradapterbrackettoremoveitfromtheVESAmountbracket.Figure38.Removingtheacpoweradapterbracket3.Toinstalltheacpowe

Whattodonext:•Toworkwithanotherpieceofhardware,gototheappropriatesection.•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”on

8.Removethepowerswitchboardfromthecomputer.Figure41.Removingthepowerswitchboard9.Alignthehole1inthenewpowerswitchboardwiththecorrespondingtab2onthecom

10.Installthescrewtosecurethenewpowerswitchboardinthecomputer.Figure43.Installingthescrewthatsecuresthepowerswitchboard11.Connectthepowerswitchboardca

ImportantsafetyinformationCAUTION:Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthisproduct.Refertotheinformationint

4.Pulltheintrusionswitchtoremoveitfromtheheatsinkbracket.Figure44.Removingtheintrusionswitch5.Followthissequencetoremovethefourscrewsthatsecuretheheat

a.Youmighthavetogentlytwisttheheatsinkandfanassemblytofreeitfromthemicroprocessor.b.Donottouchthethermalgreasewhilehandlingtheheatsinkandfanassembly.7

Whattodonext:•Toworkwithanotherpieceofhardware,gototheappropriatesection.•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”on

5.Liftthemicroprocessorstraightupandoutofthemicroprocessorsocket.Figure49.RemovingthemicroprocessorNotes:a.Yourmicroprocessorandsocketmightlookdiffere

9.Lowerthenewmicroprocessorstraightdownintothemicroprocessorsocketonthesystemboard.Figure50.Installingthemicroprocessor10.Closethemicroprocessorretain

5.Removethetwoscrews1thatsecuretheharddiskdrivebracketonthesystemboard.Figure51.RemovingthescrewsthatsecuretheharddiskdrivebracketChapter5.Installingo

6.Slidetheharddiskdrivebrackettowardtheheatsinkandthenlifttheharddiskdrivebrackettoremoveitfromthecomputer.Figure52.Removingtheharddiskdrivebracket62T

7.Toinstalltheharddiskdrivebracketintothecomputer,positiontheharddiskdrivebracketonthesystemboardsothatthetwoholesintheharddiskdrivebracketarealignedw

•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage75.ReplacingtheWiFicardmoduleAttention:Donotopenyourcomputerorattempt

6.PulltheWiFicardmoduletoremoveitoutoftheminiPCIExpressslot.Figure57.RemovingtheWiFicardmodule7.InsertthenewWiFicardmoduleintotheminiPCIExpressslot.Pi

orCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyoutoinstallit.WhenyouhandleoptionsorCRUs,orperformanyworkinsidet

Whattodonext:•Toworkwithanotherpieceofhardware,gototheappropriatesection.•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”on

RemovingtherearWiFiantennaToremovetherearWiFiantenna,dothefollowing:1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.2.Straightenth

1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.2.InstallthetworearWiFiantennastotherearWiFiantennacableconnectorsattachedontherea

3.HoldthethickerendoftherearWiFiantennasandunscrewtheWiFiantennasfromtherearofthecomputer.Figure63.RemovingtherearWiFiantennasWhattodonext:•Toworkwith

6.Removethefourscrewsthatsecurethesystemfantothesystemboard.Figure64.Removingthescrewsthatsecurethesystemfan7.Liftthefailingsystemfanoffthesystemboard

8.Positionthenewsystemfanonthesystemboardsothatthefourscrewsarealignedwiththescrewpostsonthesystemboard.Figure66.Installingthesystemfan9.Installthefou

10.Connectthesystemfancabletothesystemfanconnectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage12.11.Reinstalltheheatsink.See“Replacingthe

6.Pressthetab1thatsecurestheinternalspeakerandthenpivottheinternalspeakeroutwardasshowntocompletelyremovetheinternalspeakerfromtheinternalspeakerholde

7.Positionthenewinternalspeakerintotheinternalspeakerholderandthenpivottheinternalspeakerinwarduntilitissecuredinplace.Figure69.Installinganewinternal

2.ConnectanewkeyboardormousetooneoftheUSBconnectorsonthecomputer.Dependingonwhereyouwanttoconnectthenewkeyboardormouse,see“Locatingconnectors,controls

areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformationifyouhavequestionsaboutpowerloads,powerrequirements,andin

3.Positionthecomputercoveronthechassisandthenpushthecovertotherearofthecomputeruntilitsnapsintoposition.Figure71.Installingthecomputercover76ThinkCent

4.Installthescrewtosecurethecomputercover.Figure72.Installingthecomputercoverscrew5.Ifthereisanintegratedcablelockavailable,lockthecomputer.See“Attach

78ThinkCentreUserGuide

Chapter6.RecoveryinformationThischapterprovidesinformationabouttherecoverysolutionsprovidedbyLenovo.•“RecoveryinformationfortheWindows7operatingsystem

CreatingrecoverymediaThissectionprovidesinstructionsonhowtocreaterecoverymedia.Note:OntheWindows7operatingsystem,youcancreaterecoverymediausingdiscsor

1.FromtheWindowsdesktop,clickStart➙AllPrograms➙LenovoThinkVantageTools➙EnhancedBackupandRestore.TheRescueandRecoveryprogramopens.2.IntheRescueandRecov

2.Turnonyourcomputer.Whenyouseethelogoscreen,pressEnter,andthenpressF11toentertheRescueandRecoveryworkspace.3.IfyouhavesetaRescueandRecoverypassword,t

2.RepeatedlypressandreleasetheF12keywhenturningonthecomputer.WhentheStartupDeviceMenuwindowopens,releasetheF12key.3.IntheStartupDeviceMenuwindow,selec

ReinstallingsoftwareprogramsIfasoftwareprogramyouinstalledonyourcomputerisnotworkingcorrectly,youmightneedtoremoveandreinstallit.Reinstallingoverwrite

RecoveryinformationfortheWindows8operatingsystemThissectionprovidesinformationabouttherecoverysolutionsprovidedoncomputerspreinstalledwiththeWindows8o