
ThinkCentreM700
HardwareMaintenanceManual
MachineTypes:10GS,10GT,10KN,and10KQ

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandtheChapter
1“Readthisfirst:Importantsafetyinformation”onpage1
andAppendixF“Notices”onpage149.
FirstEdition(January2016)
©CopyrightLenovo2016.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration
“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents
Aboutthismanual............v
Chapter1.Readthisfirst:Important
safetyinformation............1
Powercordsandpoweradapters........1
Generalsafety................1
Electricalsafety...............2
Safetyinspectionguide............4
Handlingelectrostaticdischarge-sensitive
devices..................4
Groundingrequirements............5
Safetynotices(multi-lingualtranslations).....5
Chapter2.Productoverview.....27
Hardwarelocations.............27
Frontview...............27
Rearview...............29
Computercomponents.........32
MajorFRUsandCRUs..........34
Partsonthesystemboard........37
Machinetypeandmodellabel.......38
Features.................38
Specifications...............41
Programs.................41
Accessingaprogramonyourcomputer...41
Installingaprogramthatisreadytobe
installed...............42
AnintroductiontoLenovoprograms....42
Chapter3.Usingyourcomputer...45
Registeringyourcomputer..........45
Settingthecomputervolume.........45
AddinganicontotheWindowsnotificationarea.45
Usingadisc................45
Guidelinesaboutusingtheopticaldrive...46
Handlingandstoringadisc........46
Playingandremovingadisc.......46
Recordingadisc............47
Connectingtoanetwork...........47
ConnectingtoanEthernetLAN......47
ConnectingtoawirelessLAN.......48
ConnectingtoaBluetooth-enableddevice..48
Chapter4.Youandyourcomputer..49
Arrangingyourworkspace..........49
Glareandlighting............49
Aircirculation.............49
Electricaloutletlocationsandcablelengths.49
Comfort...............49
Accessibilityinformation...........50
Cleaningyourcomputer...........53
Maintenance...............53
Basicmaintenancetips.........53
Goodmaintenancepractices.......54
Keepingyourcomputercurrent......54
Movingyourcomputer...........55
Chapter5.Security..........57
Lockingyourcomputer...........57
Lockingthecomputercover.......58
AttachingaKensington-stylecablelock...59
Attachingacablelock..........60
Viewingandchangingsecuritysettingsinthe
SetupUtilityprogram............60
Preventingunauthorizedaccesstoyour
computer.................61
Usingfingerprintauthentication........61
Usingthecoverpresenceswitch.......61
Usingandunderstandingfirewalls.......62
Protectingdataagainstviruses........62
ComputraceAgentsoftwareembeddedin
firmware.................62
TrustedPlatformModule(TPM)........62
Chapter6.Advancedconfiguration..63
UsingtheSetupUtilityprogram........63
StartingtheSetupUtilityprogram.....63
Enablingordisablingadevice.......63
EnablingordisablingtheAutomaticPowerOn
features...............63
EnablingordisablingErPLPScompliance
mode................64
EnablingordisablingtheConfiguration
ChangeDetectionfeature........64
UsingBIOSpasswords.........65
Selectingastartupdevice........66
ExitingtheSetupUtilityprogram......66
UpdatingtheBIOS.............67
Chapter7.Troubleshooting,
diagnostics,andrecovery......69
Basicprocedureforresolvingcomputer
problems.................69
Troubleshooting..............69
Startupproblems............69
©CopyrightLenovo2016
i

Audioproblems............70
CDproblems.............71
DVDproblems.............71
Intermittentproblems..........72
Storagedriveproblems.........72
Networkingproblems..........73
Performanceproblems..........75
Serialconnectorcannotbeaccessed....76
USBdeviceproblems..........76
Softwareanddriverproblems.......76
Diagnostics................77
LenovoSolutionCenter.........77
UEFIdiagnosticprogram.........77
Recoveryinformation............78
RecoveryinformationforWindows7....78
RecoveryinformationforWindows10....79
Chapter8.Servicecheckoutand
symptom-to-FRUindex........81
Servicecheckout..............81
Problemdeterminationtips........81
Symptom-to-FRUindex...........82
Harddiskdrivebooterror........82
Powersupplyproblems.........83
Beepsymptoms............83
POSTerrorcodes............83
Miscellaneouserrorconditions......84
Undeterminedproblems.........86
Chapter9.Installingorreplacing
hardware...............87
Handlingstatic-sensitivedevices.......87
Installingorreplacinghardware........87
Installingexternaloptions........87
Removingthecomputercover.......88
Replacingthefrontbezel.........88
Replacingtheopticaldrive........91
Pivotingthedrivebayassemblyupwardand
downward..............93
Replacingthestoragedrive........95
Replacingthecoverpresenceswitch....101
Replacingtheinternalspeaker.......102
Replacingthethermalsensor.......104
Replacingthecardreader........105
ReplacingtheUSB2.0assembly.....108
ReplacingthefrontaudioandUSB3.0
assembly...............110
Replacingthepowerbuttonboard.....111
Replacingthepowersupplyassembly...113
Replacingthesystemfan.........114
ReplacingaPCIExpresscard.......116
ReplacingtheWi-Ficard.........117
ReplacingtheWi-Fiantennas.......118
Replacingamemorymodule.......120
Replacingthecoin-cellbattery......122
Replacingtheheatsinkandfanassembly..123
Replacingthemicroprocessor.......125
Replacingthesystemboard.......127
Completingthepartsreplacement.....129
Chapter10.Gettinginformation,help,
andservice.............131
Informationresources............131
Accessingtheuserguideinvarious
languages...............131
Windowshelpsystem..........131
Safetyandwarranty...........131
LenovoWebsite............131
LenovoSupportWebsite.........132
Frequentlyaskedquestions........132
Helpandservice..............132
Callingforservice............132
Usingotherservices..........133
Purchasingadditionalservices......133
AppendixA.Regulatory
information.............135
Exportclassificationnotice..........135
Electronicemissionsnotices.........135
FederalCommunicationsCommission
DeclarationofConformity........135
Eurasiancompliancemark..........137
Brazilaudionotice.............137
Mexicowireless-radiocomplianceinformation..137
Additionalregulatoryinformation.......137
AppendixB.WEEEandrecycling
information.............139
ImportantWEEEinformation.........139
RecyclinginformationforJapan........139
RecyclinginformationforBrazil........140
BatteryrecyclinginformationforT aiwan.....140
BatteryrecyclinginformationfortheEuropean
Union..................140
AppendixC.RestrictionofHazardous
SubstancesDirective(RoHS)....143
EuropeanUnionRoHS...........143
TurkishRoHS...............143
UkraineRoHS...............143
IndiaRoHS................143
ChinaRoHS................144
iiThinkCentreM700HardwareMaintenanceManual

AppendixD.ChinaEnergyLabel..145
AppendixE.ENERGYSTARmodel
information.............147
AppendixF .Notices.........149
Trademarks................150
©CopyrightLenovo2016
iii

ivThinkCentreM700HardwareMaintenanceManual

Aboutthismanual
ThismanualprovidesserviceandreferenceinformationforLenovo
Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.
Important:ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithLenovo
computers.Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.
BeforeservicingaLenovocomputer,besuretoreadandunderstandChapter1“Readthisfirst:Important
safetyinformation”onpage1
.
®
computerslistedonthefrontcover.
©CopyrightLenovo2016
v

viThinkCentreM700HardwareMaintenanceManual

Chapter1.Readthisfirst:Importantsafetyinformation
Thischaptercontainsthesafetyinformationthatyoumustbefamiliarwith.
Powercordsandpoweradapters
Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.Donotusetheac
powercordforotherdevices.
Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F,3G,0.75mm
othercountries,thesuitabletypesshallbeusedaccordingly.
Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.
Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.
Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower
adapternearsinks,tubs,toilets,oronfloorsthatarecleanedwithliquidcleansers.Liquidscancausea
shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan
causegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,
whichcaneventuallyresultinoverheating.
Ensurethatallpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.
Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(such
asdeformedplastic)attheacinputoranywhereonthepoweradapter.
Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwherethepowercordappearstohavebeendamagedinanyway.
2
,orbetter.For
Generalsafety
Followtheserulestoensuregeneralsafety:
•Observegoodhousekeepingintheareaofthemachinesduringandaftermaintenance.
•Whenliftinganyheavyobject:
1.Ensureyoucanstandsafelywithoutslipping.
2.Distributetheweightoftheobjectequallybetweenyourfeet.
3.Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempttolift.
4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.
Attention:
Donotattempttoliftanyobjectsthatweighmorethan16kg(35lb)orobjectsthatyouthinkare
tooheavyforyou.
•Donotperformanyactionthatcauseshazardstothecustomer,orthatmakestheequipmentunsafe.
•Beforeyoustartthemachine,ensurethatotherservicerepresentativesandthecustomer'spersonnelare
notinahazardousposition.
©CopyrightLenovo2016
1

•Placeremovedcoversandotherpartsinasafeplace,awayfromallpersonnel,whileyouareservicing
themachine.
•Keepyourtoolcaseawayfromwalkareassothatotherpeoplewillnottripoverit.
•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofamachine.Ensurethatyoursleeves
arefastenedorrolledupaboveyourelbows.Ifyourhairislong,fastenit.
•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanonconductiveclip,approximately
8centimeters(3inches)fromtheend.
•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing.
Remember:Metalobjectsaregoodelectricalconductors.
•Wearsafetyglasseswhenyouare:hammering,drilling,soldering,cuttingwire,attachingsprings,using
solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.
•Afterservice,reinstallallsafetyshields,guards,labels,andgroundwires.Replaceanysafetydevice
thatiswornordefective.
•Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.
CAUTION:
Hazardousmovingparts.Keepfingersandotherbodypartsaway.
CAUTION:
Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe
computeriscool.
Electricalsafety
CAUTION:
Electricalcurrentfrompower,telephone,andcommunicationcablescanbehazardous.T oavoid
personalinjuryorequipmentdamage,disconnecttheattachedpowercords,telecommunication
systems,networks,andmodemsbeforeyouopenthecomputercovers,unlessinstructedotherwise
intheinstallationandconfigurationprocedures.
Observethefollowingruleswhenworkingonelectricalequipment.
Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near
theirequipment,rubberfloormatsthatcontainsmallconductivefiberstodecreaseelectrostaticdischarges.
Donotusethistypeofmattoprotectyourselffromelectricalshock.
2ThinkCentreM700HardwareMaintenanceManual

•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.
•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.
•Disconnectallpowerbefore:
–Performingamechanicalinspection
–Workingnearpowersupplies
–RemovingorinstallingFieldReplaceableUnits(FRUs)
•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,poweroffthe
wallboxthatsuppliespowertothemachineandlockthewallboxintheoffposition.
•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observethefollowingprecautions:
–Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.
Remember:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.
–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour
pocketorbehindyourback.
Remember:Theremustbeacompletecircuittocauseelectricalshock.Byobservingtheaboverule,
youmaypreventacurrentfrompassingthroughyourbody.
–Whenusingatester,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor
thattester.
–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas
metalfloorstripsandmachineframes.
Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;theseinstructionsarein
thesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuringhighvoltages.
•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.
•Donotusewornorbrokentoolsandtesters.
•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpowered-off.
•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistfloors,
nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.
•Donottouchliveelectricalcircuitswiththereflectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.
•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
placesinamachine:
–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators
andsimilarunits.(Thispracticeensurescorrectgroundingoftheunits.)
•Ifanelectricalaccidentoccurs:
–Usecaution;donotbecomeavictimyourself.
–Switchoffpower.
–Sendanotherpersontogetmedicalaid.
Chapter1.Readthisfirst:Importantsafetyinformation3

Safetyinspectionguide
Theintentofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditionsonthese
products.Eachmachine,asitwasdesignedandbuilt,hadrequiredsafetyitemsinstalledtoprotectusers
andservicepersonnelfrominjury.Thisguideaddressesonlythoseitems.However,goodjudgmentshould
beusedtoidentifypotentialsafetyhazardsduetoattachmentoffeaturesoroptionsnotcoveredbythis
inspectionguide.
Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand
whetheryoucancontinuewithoutfirstcorrectingtheproblem.
Considertheseconditionsandthesafetyhazardstheypresent:
•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock).
•Explosivehazards,suchasadamagedCRTfaceorbulgingcapacitor
•Mechanicalhazards,suchaslooseormissinghardware
Theguideconsistsofaseriesofstepspresentedinachecklist.Beginthecheckswiththepoweroff,and
thepowercorddisconnected.
Checklist:
1.Checkexteriorcoversfordamage(loose,broken,orsharpedges).
2.Power-offthecomputer.Disconnectthepowercord.
3.Checkthepowercordfor:
a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground
continuityfor0.1ohmorlessbetweentheexternalgroundpinandframeground.
b.Thepowercordshouldbetheappropriatetypeasspecifiedinthepartslistings.
c.Insulationmustnotbefrayedorworn.
4.Removethecover.
5.Checkforanyobviousalterations.Usegoodjudgmentastothesafetyofanyalterations.
6.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetalfilings,contamination,wateror
otherliquids,orsignsoffireorsmokedamage.
7.Checkforworn,frayed,orpinchedcables.
8.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.
Handlingelectrostaticdischarge-sensitivedevices
Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ToprotectagainstESDdamage,equalizethechargebetweenobjects.Then,themachine,thepart,the
workmat,andthepersonhandlingthepartareallatthesamecharge.
Notes:
1.Useproduct-specificESDprocedureswhentheyexceedtherequirementsnotedhere.
2.MakesurethattheESDprotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.
WhenhandlingESD-sensitiveparts:
•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.
•Avoidcontactwithotherpeoplewhilehandlingthepart.
4ThinkCentreM700HardwareMaintenanceManual

•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.
•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeeven
whenyouarewearingawriststrap.
•Usetheblacksideofagroundedworkmattoprovideastatic-freeworksurface.Thematisespecially
usefulwhenhandlingESD-sensitivedevices.
•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecific
servicerequirement.
Note:TheuseofagroundingsystemisdesirablebutnotrequiredtoprotectagainstESDdamage.
–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.
–UseanESDcommongroundorreferencepointwhenworkingonadouble-insulatedor
battery-operatedsystem.Youcanusecoaxorconnector-outsideshellsonthesesystems.
–Usetheroundground-prongoftheacplugonac-operatedcomputers.
Groundingrequirements
Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeverifiedbyacertifiedelectrician.
Safetynotices(multi-lingualtranslations)
Thecautionanddangersafetynoticesinthissectionareprovidedinthefollowinglanguages:
•English
•Arabic
•Brazilian/Portuguese
•Chinese(simplified)
•Chinese(traditional)
•French
•German
•Hebrew
•Italian
•Korean
•Spanish
DANGER
Electricalcurrentfrompower,telephoneandcommunicationcablesishazardous.
Toavoidashockhazard:
•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconfiguration
ofthisproductduringanelectricalstorm.
•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.
Chapter1.Readthisfirst:Importantsafetyinformation5

•Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.
•Whenpossible,useonehandonlytoconnectordisconnectsignalcables.
•Neverturnonanyequipmentwhenthereisevidenceoffire,water,orstructuraldamage.
•Disconnecttheattachedpowercords,telecommunicationssystems,networks,andmodems
beforeyouopenthedevicecovers,unlessinstructedotherwiseintheinstallationandconfiguration
procedures.
•Connectanddisconnectcablesasdescribedinthefollowingtableswheninstalling,moving,or
openingcoversonthisproductorattacheddevices.
ToConnectToDisconnect
1.TurneverythingOFF.
2.First,attachallcablestodevices.
3.Attachsignalcablestoconnectors.
4.Attachpowercordstooutlet.
5.TurndeviceON.
1.TurneverythingOFF.
2.First,removepowercordsfromoutlet.
3.Removesignalcablesfromconnectors.
4.Removeallcablesfromdevices.
CAUTION:
Whenreplacingthelithiumbattery,useonlyPartNumber45C1566oranequivalenttypebattery
recommendedbythemanufacturer.Ifyoursystemhasamodulecontainingalithiumbattery,replace
itonlywiththesamemoduletypemadebythesamemanufacturer.Thebatterycontainslithiumand
canexplodeifnotproperlyused,handled,ordisposedof.Donot:
•Throworimmerseintowater
•Heattomorethan100°C(212°F)
•Repairordisassemble
Disposeofthebatteryasrequiredbylocalordinancesorregulations.
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVD-ROMdrives,fiberopticdevices,ortransmitters)are
installed,notethefollowing:
•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespecifiedherein
mightresultinhazardousradiationexposure.
DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:
Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.
6ThinkCentreM700HardwareMaintenanceManual

≥18kg(37lb)≥32kg(70.5lb)≥55kg(121.2lb)
CAUTION:
Usesafepracticeswhenlifting.
CAUTION:
Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff
theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower
cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected
fromthepowersource.
Chapter1.Readthisfirst:Importantsafetyinformation7

8ThinkCentreM700HardwareMaintenanceManual

≥18kg(37lb)≥32kg(70.5lb)≥55kg(121.2lb)
PERIGO
Acorrenteelétricaprovenientedecabosdealimentação,detelefoneedecomunicaçõeséperigosa.
Chapter1.Readthisfirst:Importantsafetyinformation9

Paraevitarriscodechoqueelétrico:
•Nãoconectenemdesconectenenhumcaboouexecuteinstalação,manutençãooureconfiguração
desteprodutoduranteumatempestadecomraios.
•Conectetodososcabosdealimentaçãoatomadaselétricascorretamenteinstaladaseaterradas.
•T odoequipamentoqueforconectadoaesteprodutodeveserconectadoatomadascorretamente
instaladas.
•Quandopossível,utilizeapenasumadasmãosparaconectaroudesconectarcabosdesinal.
•Nuncaliguenenhumequipamentoquandohouverevidênciadefogo,águaoudanosestruturais.
•Antesdeabrirtampasdedispositivos,desconectecabosdealimentação,sistemasdetelecomunicação,
redesemodemsconectados,amenosqueespecificadodemaneiradiferentenosprocedimentosde
instalaçãoeconfiguração.
•Conecteedesconecteoscabosconformedescritonatabelaapresentadaaseguiraoinstalar,moverou
abrirtampasdesteprodutooudedispositivosconectados.
ParaConectar:ParaDesconectar:
1.DESLIGUETudo.
2.Primeiramente,conectetodososcabosaos
dispositivos.
3.Conecteoscabosdesinalaosconectores.
4.Conecteoscabosdealimentaçãoàstomadas.
5.LIGUEosdispositivos.
1.DESLIGUETudo.
2.Primeiramente,removaoscabosdealimentaçãodas
tomadas.
3.Removaoscabosdesinaldosconectores.
4.Removatodososcabosdosdispositivos.
CUIDADO:
Aosubstituirabateriadelítio,utilizeapenasumabateriacomNúmerodePeça45C1566ouumtipo
debateriaequivalenterecomendadopeloSeoseusistemapossuiummódulocomumabateriade
lítio,substitua-oapenasporummódulodomesmotipoedomesmofabricante.Abateriacontémlítio
epodeexplodirsenãoforutilizada,manuseadaoudescartadademaneiracorreta.
Não:
•Jogueoucoloquenaágua
•Aqueçaamaisde100°C(212°F)
•Consertenemdesmonte
Descarteabateriaconformerequeridopelasleisouregulamentoslocais.
PRECAUCIÓN:
Quandoprodutosalaser(comounidadesdeCD-ROMs,unidadesdeDVD-ROM,dispositivosdefibraótica
outransmissores)estivereminstalados,observeoseguinte:
•Nãoremovaastampas.Aremoçãodastampasdeumprodutoalaserpoderesultaremexposição
prejudicialàradiaçãodelaser.Nãoexistempeçasquepodemserconsertadasnointeriordodispositivo.
10ThinkCentreM700HardwareMaintenanceManual

•Autilizaçãodecontrolesouajustesouaexecuçãodeprocedimentosdiferentesdosespecificadosaqui
poderesultaremexposiçãoprejudicialàradiação.
PERIGO
AlgunsprodutosalasercontêmdiododelaserintegradodaClasse3AoudaClasse3B.Observeoseguinte:
Radiaçãoalaserquandoaberto.Nãoolhediretamenteparaofeixeaolhonuoucominstrumentosópticose
eviteexposiçãodiretaaofeixe.
≥18kg(37lb)≥32kg(70.5lb)≥55kg(121.2lb)
CUIDADO:
Utilizeprocedimentosdesegurançaparalevantarequipamentos.
CUIDADO:
Obotãodecontroledealimentaçãododispositivoeobotãoparaligar/desligardafontedealimentação
nãodesligamacorrenteelétricafornecidaaodispositivo.Odispositivotambémpodetermaisdeumcabo
dealimentação.Pararemovertodaacorrenteelétricadodispositivo,assegurequetodososcabosde
alimentaçãoestejamdesconectadosdafontedealimentação.
Chapter1.Readthisfirst:Importantsafetyinformation11

12ThinkCentreM700HardwareMaintenanceManual

Chapter1.Readthisfirst:Importantsafetyinformation13

14ThinkCentreM700HardwareMaintenanceManual

DANGER
Lecourantélectriqueprovenantdel'alimentation,dutéléphoneetdescâblesdetransmissionpeutprésenter
undanger.
Pourévitertoutrisquedechocélectrique:
•Nemanipulezaucuncâbleetn'effectuezaucuneopérationd'installation,d'entretienoudereconfiguration
deceproduitaucoursd'unorage.
•Brancheztouslescordonsd'alimentationsurunsocledeprisedecourantcorrectementcâbléetmisàla
terre.
•Branchezsurdessoclesdeprisedecourantcorrectementcâbléstoutéquipementconnectéàceproduit.
•Lorsquecelaestpossible,n'utilisezqu'uneseulemainpourconnecteroudéconnecterlescâbles
d'interface.
•Nemettezjamaisunéquipementsoustensionencasd'incendieoud'inondation,ouenprésencede
dommagesmatériels.
•Avantderetirerlescartersdel'unité,mettezcelle-cihorstensionetdéconnectezsescordons
d'alimentation,ainsiquelescâblesquilarelientauxréseaux,auxsystèmesdetélécommunicationetaux
modems(saufinstructioncontrairementionnéedanslesprocéduresd'installationetdeconfiguration).
•Lorsquevousinstallez,quevousdéplacez,ouquevousmanipulezleprésentproduitoudespériphériques
quiluisontraccordés,reportez-vousauxinstructionsci-dessouspourconnecteretdéconnecterles
différentscordons.
ConnexionDéconnexion
1.MettezlesunitésHORSTENSION.
2.Commencezparbranchertouslescordonssurles
unités.
3.Branchezlescâblesd'interfacesurdesconnecteurs.
4.Branchezlescordonsd'alimentationsurdesprises.
5.MettezlesunitésSOUSTENSION.
1.MettezlesunitésHORSTENSION.
2.Débranchezlescordonsd'alimentationdesprises.
3.Débranchezlescâblesd'interfacedesconnecteurs.
4.Débrancheztouslescâblesdesunités.
ATTENTION:
Remplacerlapileaulithiumusagéeparunepilederéférenceidentiqueexclusivement,(référence
45C1566),ousuivrelesinstructionsdufabricantquiendéfinitleséquivalences.Sivotresystèmeest
dotéd'unmodulecontenantunepileaulithium,vousdevezleremplaceruniquementparunmodule
identique,produitparlemêmefabricant.Lapilecontientdulithiumetpeutexploserencasde
mauvaiseutilisation,demauvaisemanipulationoudemiseaurebutinappropriée.
Nepas:
•lajeteràl'eau,
•l'exposeràdestempératuressupérieuresà100°C,
•chercheràlaréparerouàladémonter.
Nepasmettrelapileàlapoubelle.Pourlamiseaurebut,sereporteràlaréglementationenvigueur.
Chapter1.Readthisfirst:Importantsafetyinformation15

ATTENTION:
Sidesproduitsàlaser(telsquedesunitésdeCD-ROM,deDVD-ROM,desunitésàfibresoptiques,ou
desémetteurs)sontinstallés,prenezconnaissancedesinformationssuivantes:
•Neretirezpaslecarter.Enouvrantl'unitédeCD-ROMoudeDVD-ROM,vousvousexposezau
rayonnementdangereuxdulaser.Aucunepiècedel'unitén'estréparable.
•Pourévitertoutrisqued'expositionaurayonlaser,respectezlesconsignesderéglageet
d'utilisationdescommandes,ainsiquelesprocéduresdécritesdansleprésentmanuel.
DANGER
Certainsproduitsàlasercontiennentunediodeàlaserintégréedeclasse3Aou3B.Prenez
connaissancedesinformationssuivantes:
Rayonnementlaserlorsquelecarterestouvert.Eviteztouteexpositiondirecteaurayonlaser.Evitez
deregarderfixementlefaisceauoudel'observeràl'aided'instrumentsoptiques.
≥18kg(37lb)≥32kg(70.5lb)≥55kg(121.2lb)
ATTENTION:
Soulevezlamachineavecprécaution.
ATTENTION:
L'interrupteurdecontrôled'alimentationdel'unitéetl'interrupteurdublocd'alimentationnecoupent
paslecourantélectriquealimentantl'unité.Enoutre,lesystèmepeutêtreéquipédeplusieurs
cordonsd'alimentation.Pourmettrel'unitéhorstension,vousdevezdéconnectertouslescordons
delasourced'alimentation.
16ThinkCentreM700HardwareMaintenanceManual

VORSICHT
AnNetz-,Telefon-undDatenleitungenkönnengefährlicheSpannungenanliegen.
AusSicherheitsgründen:
•BeiGewitterandiesemGerätkeineKabelanschließenoderlösen.FernerkeineInstallations-,
Wartungs-oderRekonfigurationsarbeitendurchführen.
•GerätnuraneineSchutzkontaktsteckdosemitordnungsgemäßgeerdetemSchutzkontakt
anschließen.
•AlleangeschlossenenGeräteebenfallsanSchutzkontaktsteckdosenmitordnungsgemäß
geerdetemSchutzkontaktanschließen.
•DieSignalkabelnachMöglichkeiteinhändiganschließenoderlösen,umeinenStromschlagdurch
BerührenvonOberflächenmitunterschiedlichemelektrischemPotenzialzuvermeiden.
•Geräteniemalseinschalten,wennHinweiseaufFeuer,WasseroderGebäudeschädenvorliegen.
•DieVerbindungzudenangeschlossenenNetzkabeln,T elekommunikationssystemen,Netzwerken
undModemsistvordemÖffnendesGehäuseszuunterbrechen,sofernindenInstallations-und
KonfigurationsprozedurenkeineanderslautendenAnweisungenenthaltensind.
•ZumInstallieren,TransportierenundÖffnenderAbdeckungendesComputersoderder
angeschlossenenEinheitendieKabelgemäßderfolgendenT abelleanschließenundabziehen.
ZumAnschließenderKabelgehenSiewiefolgtvorZumAbziehenderKabelgehenSiewiefolgtvor
1.SchaltenSiealleEinheitenAUS.
2.SchließenSieerstalleKabelandieEinheitenan.
3.SchließenSiedieSignalkabelandieBuchsenan.
4.SchließenSiedieNetzkabelandieSteckdosean.
5.SchaltenSiedieEinheitEIN.
1.SchaltenSiealleEinheitenAUS.
2.ZiehenSiezuerstalleNetzkabelausden
Netzsteckdosen.
3.ZiehenSiedieSignalkabelausdenBuchsen.
4.ZiehenSiealleKabelvondenEinheitenab.
CAUTION:
EineverbrauchteLithiumbatterienurdurcheineBatteriemitderTeilenummer45C1566odereine
gleichwertige,vomHerstellerempfohleneBatterieersetzen.EnthältdasSystemeinModulmiteiner
Lithiumbatterie,diesesnurdurcheinModuldesselbenTypsundvondemselbenHerstellerersetzen.
DieBatterieenthältLithiumundkannbeiunsachgemäßerVerwendung,HandhabungoderEntsorgung
explodieren.
DieBatterienicht:
•mitWasserinBerührungbringen.
Chapter1.Readthisfirst:Importantsafetyinformation17

•über100Cerhitzen.
•reparierenoderzerlegen.
DieörtlichenBestimmungenfürdieEntsorgungvonSondermüllbeachten.
ACHTUNG:
BeiderInstallationvonLasergeräten(wieCD-ROM-Laufwerken,DVD-aufwerken,Einheitenmit
LichtwellenleitertechnikoderSendern)Folgendesbeachten:
•DieAbdeckungennichtentfernen.DurchEntfernenderAbdeckungendesLasergerätskönnen
gefährlicheLaserstrahlungenfreigesetztwerden.DasGerätenthältkeinezuwartendenTeile.
•WerdenSteuerelemente,EinstellungenoderDurchführungenvonProzedurenandersalshier
angegebenverwendet,kanngefährlicheLaserstrahlungauftreten.
VORSICHT
EinigeLasergeräteenthalteneineLaserdiodederKlasse3Aoder3B.BeachtenSieFolgendes:
LaserstrahlungbeigeöffneterVerkleidung.NichtindenStrahlblicken.KeineLupenoderSpiegel
verwenden.Strahlungsbereichmeiden.
≥18kg≥32kg≥55kg
ACHTUNG:
ArbeitsschutzrichtlinienbeimAnhebenderMaschinebeachten.
ACHTUNG:
MitdemNetzschalteranderEinheitundamNetzteilwirddieStromversorgungfürdieEinheit
nichtunterbrochen.DieEinheitkannauchmitmehrerenNetzkabelnausgestattetsein.Umdie
StromversorgungfürdieEinheitvollständigzuunterbrechen,müssenallezumGerätführenden
NetzkabelvomNetzgetrenntwerden.
18ThinkCentreM700HardwareMaintenanceManual

Chapter1.Readthisfirst:Importantsafetyinformation19

20ThinkCentreM700HardwareMaintenanceManual

PERICOLO
Lacorrenteelettricaprovenientedaicavidialimentazione,deltelefonoedicomunicazionepuòessere
pericolosa.
Perevitareilrischiodiscosseelettriche:
•Noncollegareoscollegarequalsiasicavooppureeffettuarel'installazione,lamanutenzioneola
riconfigurazionedelprodottoduranteuntemporale.
•Collegaretuttiifilielettriciaunapresadialimentazionecorrettamentecablataedotatadimessaa
terra.
•Collegareallepreseelettricheappropriatetutteleapparecchiaturecheverrannoutilizzateper
questoprodotto.
•Sepossibile,utilizzaresolounamanopercollegareoscollegareicavidisegnale.
•Nonaccendereassolutamenteapparecchiatureinpresenzadiincendi,perdited'acquaodanno
strutturale.
•Scollegareicavidialimentazione,isistemiditelecomunicazione,leretieilmodemprimadi
aprireicoperchideldispositivo,salvoistruzionicontrarierelativealleprocedurediinstallazionee
configurazione.
•Collegareescollegareicavicomedescrittonellaseguentetabellaquandovengonoeffettuate
operazionidiinstallazione,spostamentooaperturadeicoperchidiquestoprodottoodelleunità
collegate.
PercollegarsiPerscollegarsi
1.SPEGNEREleapparecchiature.
2.Innanzitutto,collegaretuttiicavialleunità.
3.Collegareicavidisegnaleaiconnettori.
4.Collegareicavidialimentazioneallapresa.
5.Accenderel'unità.
1.SPEGNEREleapparecchiature.
2.Innanzitutto,rimuovereicavidialimentazionedalla
presa.
3.Rimuovereicavidisegnaledaiconnettori.
4.Rimuoveretuttiicavidalleunità.
ATTENZIONE:
Quandosisostituiscelabatteriaallitio,utilizzaresoloilNumeroparte45C1566ountipodibatteria
equivalenteconsigliatodalproduttore.Sesulsistemaèpresenteunmodulochecontieneunabatteria
allitio,sostituirlosoloconuntipodimodulodellostessotipodellastessacasadiproduzione.La
batteriacontienelitioepuòesplodereseusata,maneggiataosmaltitainmodononcorretto.
Non:
•Gettareoimmergerelabatterianell'acqua
•Riscaldarlaadunatemperaturasuperioreai100gradiC(212gradiF)
•Smontarla,ricaricarlaotentarediripararla
Lebatterieusatevannosmaltiteinaccordoallanormativainvigore(DPR915/82esuccessive
disposizioniedisposizionilocali).
Chapter1.Readthisfirst:Importantsafetyinformation21

ATTENZIONE:
Quandovengonoinstallatiprodottilaser(qualiCD-ROM,unitàDVD-ROM,unitàafibreotticheo
trasmittenti),tenerpresentequantosegue:
•Nonrimuovereglisportelli.L'aperturadiun'unitàlaserpuòdeterminarel'esposizionearadiazioni
laserpericolose.All'internodell'unitànonvisonopartisucuieffettuarel'assistenzatecnica.
•L'utilizzodicontrolli,regolazioniol'esecuzionediprocedurenondescrittinelpresentemanuale
possonoprovocarel'esposizionearadiazionipericolose.
PERICOLO
AlcuneunitàlasercontengonoundiodolaserdiClasse3AoClasse3B.Tenerpresentequantosegue:
Aprendol'unitàvengonoemesseradiazionilaser.Nonfissareilfascio,nonguardarlodirettamente
construmentiotticiedevitarel'esposizionealfascio.
≥18kg≥32kg≥55kg
ATTENZIONE:
Prestareattenzionenelsollevarel'apparecchiatura.
ATTENZIONE:
Ilpulsantedicontrollodell'alimentazionepresentesull'unitàel'interruttoredell'alimentatorenon
disattivanol'alimentazionecorrentefornitaall'unità.E'possibilechel'unitàdispongadipiùcavidi
alimentazione.Perdisattivarel'alimentazionedall'unità,accertarsichetuttiicavidialimentazione
sianoscollegatidallafontedialimentazione.
22ThinkCentreM700HardwareMaintenanceManual

Chapter1.Readthisfirst:Importantsafetyinformation23

PELIGRO
Lacorrienteeléctricaprocedentedecablesdealimentación,teléfonosycablesdecomunicaciónpuede
serpeligrosa.
Paraevitarelriesgodedescargaeléctrica:
•Noconectenidesconecteloscablesnirealiceningunatareadeinstalación,mantenimientoo
reconfiguracióndeesteproductoduranteunatormentaeléctrica.
•Conectetodosloscablesdealimentaciónatomasdecorrientedebidamentecableadasy
conectadasatierra.
•Cualquierequipoqueseconecteaesteproductotambiéndebeconectarseatomasdecorriente
debidamentecableadas.
•Siemprequeseaposible,utiliceunasolamanoparaconectarodesconectarloscablesdeseñal.
24ThinkCentreM700HardwareMaintenanceManual

•Noenciendanuncaunequipocuandohayseñalesdefuego,aguaodañosestructurales.
•Desconecteloscablesdealimentación,lossistemasdetelecomunicaciones,lasredesylos
módemsconectadosantesdeabrirlascubiertasdelosdispositivos,amenosqueseindiquelo
contrarioenlosprocedimientosdeinstalaciónyconfiguración.
•Conecteydesconecteloscables,comosedescribeenlatablasiguiente,cuandoinstale,muevao
abralascubiertasdeesteproductoodelosdispositivosconectados.
ParaconectarParadesconectar
1.APÁGUELOtodo.
2.Enprimerlugar,conectetodosloscablesalos
dispositivos.
3.Conecteloscablesdeseñalalosconectores.
4.Enchufeloscablesdealimentaciónalastomasde
corriente.
5.Enciendaeldispositivo.
1.APÁGUELOtodo.
2.Enprimerlugar,desenchufeloscablesdealimentación
delastomasdecorriente.
3.Desconecteloscablesdeseñaldelosconectores.
4.Desconectetodosloscablesdelosdispositivos.
PRECAUCIÓN:
Cuandosustituyaunabateríadelitio,utilicesolamenteunabateríanúmerodepieza45C1566uotra
detipoequivalenterecomendadaporelfabricante.Sisusistemadisponedeunmóduloquecontiene
unabateríadelitio,reemplácelosóloconelmismotipodemódulo,delmismofabricante.Labatería
contienelitioypuedeexplotarsinoseutiliza,manipulaodesechacorrectamente.
Nodebe:
•Arrojarlaalaguaosumergirlaenella
•Exponerlaatemperaturassuperioresa100°C(212°F)
•Repararlaodesmontarla
Deshágasedelabateríasegúnespecifiquenlasleyesonormaslocales.
PRECAUCIÓN:
Cuandohayaproductosláser(comounidadesdeCD-ROM,unidadesdeDVD,dispositivosdefibra
ópticaotransmisores)instalados,tengaencuentalosiguiente:
•Noquitelascubiertas.Siquitalascubiertasdelproductoláser,podríaquedarexpuestoaradiación
láserpeligrosa.Dentrodeldispositivonoexisteningunapiezaquerequieraserviciotécnico.
•Siusacontrolesoajustesorealizaprocedimientosquenoseanlosespecificadosaquí,podría
exponersearadiacionespeligrosas.
PELIGRO
Chapter1.Readthisfirst:Importantsafetyinformation25

Algunosproductoslásertienenincorporadoundiodoláserdeclase3Aoclase3B.T engaencuentalo
siguiente:
Cuandoseabre,quedaexpuestoaradiaciónláser.Nomiredirectamentealrayoláser,nisiquieracon
instrumentosópticos,yeviteexponersedirectamentealrayoláser.
≥18kg≥32kg≥55kg
PRECAUCIÓN:
Adopteprocedimientossegurosallevantarelequipo.
PRECAUCIÓN:
Elbotóndecontroldealimentacióndeldispositivoyelinterruptordealimentacióndelafuentede
alimentaciónnodesconectanlacorrienteeléctricasuministradaaldispositivo.Además,eldispositivo
podríatenermásdeuncabledealimentación.Parasuprimirtodalacorrienteeléctricadeldispositivo,
asegúresedequetodosloscablesdealimentaciónesténdesconectadosdelatomadecorriente.
26ThinkCentreM700HardwareMaintenanceManual

Chapter2.Productoverview
Thischapterprovidesinformationaboutthefollowingtopics:
•“Hardwarelocations”onpage27
•“Features”onpage38
•“Specifications”onpage41
•“Programs”onpage41
Hardwarelocations
Thissectionprovidesinformationaboutthelocationsofyourcomputerhardware.
Note:Thecomputerhardwaremightlookslightlydifferentfromtheillustrations.
Frontview
Figure1.Frontview
1Powerbutton2Powerindicator
3Storagedriveactivityindicator4USB3.0connector
5Microphoneconnector6Headphoneconnector
7USB3.0connector8Internalspeaker(somemodels)
©CopyrightLenovo2016
27

9Cardreaderslot(somemodels)10USB2.0connectors(2)(somemodels)
11Opticaldriveactivityindicator12Opticaldriveeject/closebutton
•Cardreaderslot
Usedtoholdacard-shapedstoragemediumsothatthecardreadercanreadthedataonthestorage
medium.
•Headphoneconnector
Usedtoconnectheadphonestoyourcomputer.
•Internalspeaker
Usedtolistentothesoundsfromyourcomputerwithoutusingaheadsetorheadphones.
•Microphoneconnector
Usedtoconnectamicrophonetoyourcomputer.Youcanusethemicrophonetorecordsoundsoruse
speech-recognitionsoftware.
•Opticaldriveactivityindicator
Whentheopticaldriveactivityindicatorison,theopticaldriveisinuse.
•Opticaldriveeject/closebutton
Usedtoejectthetrayoftheopticaldrivefromthedrive.Afteryouinsertadiscintothetray,press
theeject/closebuttontoclosethetray.
•Powerbutton
Usedtoturnonyourcomputer.Youalsocanusethepowerbuttontoturnoffyourcomputeronlywhen
youcannotuseanyMicrosoft
®
Windows
®
shutdownproceduretoturnoffyourcomputer.
•Powerindicator
Whenthepowerindicatorison,thecomputerison.
•Storagedriveactivityindicator
Whenthestoragedriveactivityindicatorison,thestoragedriveisinuse.
•USB2.0connector
UsedtoconnectadevicethatrequiresaUSB2.0connection,suchasakeyboard,amouse,ascanner,a
printer,orapersonaldigitalassistant(PDA).
•USB3.0connector
UsedtoconnectadevicethatrequiresaUSB2.0orUSB3.0connection,suchasakeyboard,amouse,a
scanner,aprinter,oraPDA.
28ThinkCentreM700HardwareMaintenanceManual

Rearview
Figure2.Rearview
1Powercordconnector
3PS/2keyboardconnector
5Serialconnector6VGA-outconnector
7USB3.0connectors(2)8USB2.0connectors(2)
9Microphoneconnector10Audioline-outconnector
11Audioline-inconnector
2PS/2mouseconnector
4DisplayPort
12PCIExpresscardarea(differentcardsprovide
®
-outconnector
differentconnectors)
13Ethernetconnector
15Padlockloop
14Security-lockslot
16Cablelockslots(2)
Note:Adiscretegraphicscard,networkinterfacecard,oraudiocardmightbeinstalledinthePeripheral
ComponentInterconnect(PCI)Expresscardarea.Ifsuchacardisinstalled,ensurethatyouusethe
connectorsonthecardinsteadofthecorrespondingconnectorsonthecomputer.
•Audioline-inconnector
Usedtoreceiveaudiosignalsfromanexternalaudiodevice,suchasastereosystem.Whenyouattach
anexternalaudiodevice,acableisconnectedbetweentheaudioline-outconnectorofthedevice
andtheaudioline-inconnectorofthecomputer.
Chapter2.Productoverview29

•Audioline-outconnector
Usedtosendaudiosignalsfromthecomputertoexternaldevices,suchaspoweredstereospeakers,
headphones,ormultimediakeyboards.Toattachastereosystemorotherexternalrecordingdevice,a
cableisconnectedbetweentheaudioline-inconnectorofthedeviceandtheaudioline-outconnector
ofthecomputer.
Note:Ifyourcomputerhasbothanaudioline-outconnectorandaheadsetconnectororheadphone
connector,alwaysusetheheadsetconnectororheadphoneconnectorforearphones,headphones,ora
headset.However,aheadphoneconnectordoesnotsupportthemicrophoneofaheadset.
•Cable-lockslots(2)
Usedtosecureacablelock.Formoreinformation,see“Attachingacablelock”onpage60
.
•DisplayPort-outconnector
Usedtosendaudioandvideosignalsfromyourcomputertoanotheraudioorvideodevice,suchas
ahigh-performancemonitor.
•Ethernetconnector
UsedtoconnectanEthernetcableforalocalareanetwork(LAN).
Note:TooperatethecomputerwithinFederalCommunicationsCommission(FCC)ClassBlimits,usea
Category5eorbetterEthernetcable.
•Microphoneconnector
Usedtoconnectamicrophonetoyourcomputerwhenyouwanttorecordsoundorifyouuse
speech-recognitionsoftware.
•Padlockloop
Usedtosecureapadlock.Formoreinformation,see“Lockingthecomputercover”onpage58
.
•PCIExpresscardarea(differentcardsprovidedifferentconnectors)
Toimprovetheoperatingperformanceofyourcomputer,youcanconnectPCIExpresscardsintothis
area.Dependingonyourcomputermodel,theconnectorsinthisareamightvary.
•Powercordconnector
Usedtoconnectthepowercordtoyourcomputerforpowersupply.
•PS/2keyboardconnector
UsedtoconnectakeyboardthatusesaPersonalSystem/2(PS/2)keyboardconnector.
•PS/2mouseconnector
Usedtoconnectamouse,atrackball,orotherpointingdevicesthatuseaPS/2mouseconnector.
•Serialconnector
Usedtoconnectanexternalmodem,aserialprinter,orotherdevicesthatuseaserialconnector.
•Security-lockslot
UsedtosecureaKensington-stylecablelock.Formoreinformation,see“AttachingaKensington-style
cablelock”onpage59
.
•USB2.0connector
UsedtoconnectadevicethatrequiresaUSB2.0connection,suchasakeyboard,amouse,ascanner,a
printer,orapersonaldigitalassistant(PDA).
•USB3.0connector
UsedtoconnectadevicethatrequiresaUSB2.0orUSB3.0connection,suchasakeyboard,amouse,a
scanner,aprinter,oraPDA.
30ThinkCentreM700HardwareMaintenanceManual

•VGA-outconnector
Usedtosendvideosignalsfromyourcomputertoanothervideodevice,suchasamonitor.
Chapter2.Productoverview31

Computercomponents
Note:Dependingonyourcomputermodel,someofthefollowingcomponentsmightnotbeavailable.
Figure3.Computercomponents
1Computercover
3Memorymodule
5Opticaldrive6Opticaldrivebezel
7Secondarystoragedrive(a2.5-inchstoragedrive)8Secondarystoragedrivebracket
9Powerbuttonboard
11Cardreader12CardreaderandUSB2.0assemblybracket
13FrontaudioandUSB3.0assembly
15Systemfan
17Internalspeaker
2Powersupplyassembly
4Opticaldrivebracket
10USB2.0assembly
14FrontWi-Fiantenna
16Thermalsensor
18Coverpresenceswitch(alsocalledintrusionswitch)
32ThinkCentreM700HardwareMaintenanceManual

19Coin-cellbattery
20Primarystoragedrivebracketandprimarystorage
drive(a2.5-inchor3.5-inchstoragedrive)
21PCIExpresscard
23Wi-Ficard
22RearWi-Fiantenna
24Heatsinkandfanassembly(withthemicroprocessor
underneath)
25Frontbezel26Powercord
Chapter2.Productoverview33

MajorFRUsandCRUs
Note:Dependingonyourcomputermodel,someofthefollowingcomponentsmightnotbeavailable.
Figure4.MajorFRUsandCRUs
ThefollowingtableliststhemajorFRUsshownintheillustrationaboveandidentifieswhichFRUsare
alsoself-serviceCRUsoroptional-serviceCRUs.
34ThinkCentreM700HardwareMaintenanceManual

Notes:
•Self-serviceCRUs:TheseCRUsunplugoraresecuredbynomorethantwoscrews.Examplesof
thesetypesofCRUsincludethekeyboard,themouse,anyUSBdevice,andthepowercord.Other
self-serviceCRUsdependingonproductdesignmightincludememorymodules,adaptercards,hard
diskdrives,andopticaldrives.
•Optional-serviceCRUs:TheseCRUsareisolatedpartswithinthecomputerandareconcealedbyan
accesspanelthatistypicallysecuredbymorethantwoscrews.Oncetheaccesspanelisremoved,the
specificCRUisvisible.
NumberFRUdescription
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Computercover
Opticaldrivebracket
Opticaldrive
Opticaldrivebezel
PowersupplyassemblyNoYes
Secondarystoragedrive(a2.5-inchstoragedrive)
Secondarystoragedrivebracket
USB2.0assembly
Cardreader
CardreaderandUSB2.0assemblybracket
PowerbuttonboardNoNo
FrontaudioandUSB3.0assembly
FrontWi-FiantennaNoNo
Systemfan
ThermalsensorNoNo
InternalspeakerNoNo
Coverpresenceswitch(alsocalledintrusion
switch)
18
19
PrimarystoragedrivebracketYesNo
Primarystoragedrive(a2.5-inchor3.5-inch
storagedrive)
20
21
22
23
24
25
26
27
28
29
30
31
Chassis
RearWi-FiantennaNoNo
Wi-FicardNoNo
PCIExpresscard
Systemboard
Coin-cellbattery
MicroprocessorNoNo
MemorymoduleYesNo
Heatsinkfanduct
Heatsinkandfanassembly
FrontbezelYesNo
PowercordYesNo
Self-serviceCRUOptional-serviceCRU
YesNo
YesNo
YesNo
YesNo
YesNo
YesNo
NoNo
NoNo
NoNo
NoNo
NoNo
NoNo
YesNo
NoNo
YesNo
NoNo
YesNo
NoNo
NoYes
Chapter2.Productoverview35

FordetailedFRUinformation,suchastheFRUpartnumbersandsupportedcomputermodels,goto:
http:/www.lenovo.com/serviceparts-lookup
36ThinkCentreM700HardwareMaintenanceManual

Partsonthesystemboard
Note:Forthepartsthataredisplayedonthefollowingfigurebutnotintroducedinthefollowingtable,see
“Frontview”onpage27and“Rearview”onpage29.
Figure5.Partsonthesystemboard
14-pinpowerconnector
3Memoryslot(DIMM1)4Memoryslot(DIMM2)
5Thermalsensorconnector610-pinpowerconnector
7Auxiliaryfanconnector2(forconnectingthefanonthe
2Microprocessorfanconnector
8SATApowerconnectors(2)
secondarystoragedrivebracket)
9FrontUSB3.0connector10Coin-cellbattery
11SATA3.0connectors(3)
13Auxiliaryfanconnector1
15Cardreaderconnector16FrontUSB2.0connector
17PCH
19Serial(COM2)connector
21Internalspeakerconnector
12Parallelconnector
14Powerbuttonboardconnector
18Buzzer
20Frontaudioconnector
22Coverpresenceswitchconnector(Intrusionswitch
connector)
23PCIExpressx1cardslot(2)24PCIExpressx16graphicscardslot
25Systemfanconnector
Chapter2.Productoverview37

Machinetypeandmodellabel
Themachinetypeandmodellabelidentifiesyourcomputer.WhenyoucontactLenovoforhelp,themachine
typeandmodelinformationhelpssupporttechnicianstoidentifyyourcomputerandprovidefasterservice.
Themachinetypeandmodellabelisattachedonthesideofyourcomputerasshown.
Figure6.Machinetypeandmodellabel
Features
Thecomputerfeaturesintroducedinthissectionapplytovariousmodels.
Informationaboutyourcomputer
•T oviewbasicinformation(suchasmicroprocessorandmemoryinformation)aboutyourcomputer,
dothefollowing:
1.ClicktheStartbuttontoopentheStartmenu.
2.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:Right-clickComputer,andthenclickProperties.
–ForWindows10:ClickSettings➙System➙About.
•T oviewdetailedinformationaboutthedevices(suchastheopticaldriveandnetworkadapters)onyour
computer,dothefollowing:
1.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu.Right-clickComputer,andthen
clickProperties.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickDeviceManager.Typetheadministratorpasswordorprovideconfirmationifprompted.
38ThinkCentreM700HardwareMaintenanceManual

Preinstalledoperatingsystem
YourcomputerispreinstalledwithWindows7orWindows10operatingsystem.Additionaloperating
systemsmightbeidentifiedbyLenovoascompatiblewithyourcomputer.Todetermineifanoperating
systemhasbeencertifiedortestedforcompatibility,checktheWebsiteoftheoperatingsystemprovider.
Powersupply
•180-wattautomaticvoltage-sensingpowersupply
•210-wattautomaticvoltage-sensingpowersupply
Storagedrives
Yourcomputersupportsuptotwostoragedrives.
Toviewtheamountofstoragedrivespace,dothefollowing:
1.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClicktheStartbuttontoopentheStartmenu.Right-clickComputer,andthenclick
Manage.
•ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickDiskManagement.
Videofeatures
•Theintegratedgraphicscardsupportsthefollowingdisplayconnectorsonyourcomputer:
–DisplayPort-outconnector
–VGA-outconnector
•Thediscretegraphicscard,whichisavailableonsomemodels,providesenhanceddisplaycapability
andexperience.
Audiofeatures
•Theintegratedaudiocardsupportsthefollowingaudioconnectorsanddevicesonyourcomputer:
–Audioline-inconnector
–Audioline-outconnector
–Headphoneconnector
–Internalspeaker(availableonsomemodels)
–Microphoneconnector
•Thediscreteaudiocard,whichisavailableonsomemodels,providesenhancedaudiocapabilityand
experience.
Input/Output(I/O)features
•Audioconnectors(audioline-inconnector,audioline-outconnector,headphoneconnector,and
microphoneconnector)
•Cardreaderslot(availableonsomemodels)
•Displayconnectors(DisplayPort-outconnectorandVGA-outconnector)
•Ethernetconnector
•PS/2keyboardconnector(availableonsomemodels)
•PS/2mouseconnector(availableonsomemodels)
•Serialconnector
Chapter2.Productoverview39

•USBconnector
Expansion
•Cardreader(availableonsomemodels)
•Memoryslot
•Opticaldrive
•PCIExpressx1cardslot
•PCIExpressx16graphicscardslot
•Storagedrivebay
Networkfeatures
•EthernetLAN
–TheintegratednetworkinterfacecardsupportstheEthernetconnectoronyourcomputer.
–Thediscretenetworkinterfacecard,whichisavailableonsomemodels,providesanadditional
Ethernetconnector.
•WirelessLAN(availableonsomemodels)
•Bluetooth(availableonsomemodels)
Securityfeatures
Formoreinformation,seeChapter5“Security”onpage57.
Systemmanagementfeatures
•Abilitytostorepower-onself-test(POST)hardwaretestresults
•DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall
aspectsofacomputer.Theinformationincludesprocessortype,installationdate,connectedprintersand
otherperipherals,powersources,maintenancehistory,andsoon.
•ErPLPScompliancemode
Theenergy-relatedproductsdirective(ErP)lowestpowerstate(LPS)compliancemodereducesthe
consumptionofelectricitywhenyourcomputerisinsleeporoffmode.Formoreinformation,see
“EnablingordisablingErPLPScompliancemode”onpage64
•Intel
®
StandardManageability
.
IntelStandardManageabilityishardware-andfirmware-basedtechnologythatmakescomputerseasier
andlessexpensiveforbusinessestomonitor,maintain,update,upgrade,andrepair.
•IntelActiveManagementTechnology(AMT)(availableonsomemodels)
IntelActiveManagementT echnologyishardware-andfirmware-basedtechnologythatmakescomputers
easierandlessexpensiveforbusinessestomonitor,maintain,update,upgrade,andrepair.
•PrebootExecutionEnvironment(PXE)
PrebootExecutionEnvironmentenablescomputerstostartthroughanetworkinterfaceindependentof
datastoragedrives(suchasharddiskdrives)orinstalledoperatingsystems.
•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecificationdefinesdatastructuresandaccessmethodsthatcanbeusedtoread
managementdatastoredintheBIOSofacomputer.
40ThinkCentreM700HardwareMaintenanceManual

•WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon
orwokenupbyanetworkmessage.Themessageusuallyissentbyaprogramrunningonanother
computeronthesameLAN.
•WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isaspecificationthatallowssupported
computersanddevicestoresumefromsleeporhibernationmode.
•WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan
operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotification.
Specifications
Thissectionliststhephysicalspecificationsforyourcomputer.
Dimensions
Width:92.8mm(3.7inches)
Height:342.8mm(13.5inches)
Depth:363.7mm(14.3inches)
Weight(withoutthepackage)
Maximumconfigurationasshipped:5.6kg(12.3lb)
Environment
•Airtemperature:
Operating:From10°C(50°F)to35°C(95°F)
Storageinoriginalshippingpackage:From-40°C(-40°F)to60°C(140°F)
Storagewithoutpackage:From-10°C(14°F)to60°C(140°F)
•Humidity:
Operating:20%–80%(non-condensing)
Storage:20%–90%(non-condensing)
•Altitude:
Operating:From-15.2m(-50ft)to3048m(10000ft)
Storage:From-15.2m(-50ft)to10668m(35000ft)
Electricalinput
Inputvoltage:From100Vacto240Vac
Inputfrequency:50/60Hz
Programs
Thissectionprovidesinformationabouttheprogramsonyourcomputer.
Accessingaprogramonyourcomputer
Note:ForWindows7,dependingonyourcomputermodel,someoftheLenovoprogramsmightbereadyto
beinstalled,soyouneedtoinstallthemmanually.Then,youcanaccessandusetheseprograms.
Toaccessaprogramonyourcomputer,dooneofthefollowing:
Chapter2.Productoverview41

•FromWindowsSearch:
1.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu,andthentypetheprogramname
intothesearchbox.
–ForWindows10:T ypetheprogramnameintothesearchboxnexttotheStartbutton.
2.Inthesearchresults,clickthenameofthedesiredprogramtolaunchtheprogram.
•FromtheStartmenuorControlPanel:
1.ClicktheStartbuttontoopentheStartmenu.Then,clickthenameofthedesiredprogramto
launchtheprogram.
2.Iftheprogramnameisnotdisplayed,clickAllProgramsforWindows7orAllappsforWindows
10todisplaytheprogramlist.Fromthelistorafolderinthelist,clickthenameofthedesired
programtolaunchtheprogram.
3.IftheprogramnameisnotdisplayedontheStartmenu,accesstheprogramfromControlPanel.
a.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClickControlPanelontheStartmenu.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu,andthenclick
ControlPanel.
b.ViewControlPanelusingLargeiconsorSmallicons,andthenclickthenameofthedesired
programtolaunchtheprogram.
Installingaprogramthatisreadytobeinstalled
Toinstallaprogramthatisreadytobeinstalled,dothefollowing:
1.OpentheLenovoThinkVantage
page41
2.ViewtheprogramiconsusingTiles.
3.Followtheinstructionsundergreyed-outiconstolocatetheiconforthedesiredprogram.Then,
double-clicktheicontoinstalltheprogram.
.
®
Toolsprogram.See“Accessingaprogramonyourcomputer”on
AnintroductiontoLenovoprograms
ThissectionprovidesinformationaboutthemajorLenovoprogramsavailableonyouroperatingsystem.
Note:Dependingonyourcomputermodel,someofthefollowingprogramsmightnotbeavailable.
•ForWindows7only:
–CreateRecoveryMedia
TheCreateRecoveryMediaprogramenablesyoutorestoreonlytheCdriveortheentirestorage
drivetothefactory-defaultsettings.
–FingerprintManagerProorThinkVantageFingerprintSoftware
TheFingerprintManagerProorThinkVantageFingerprintSoftwareprogramenablesyoutousea
fingerprintreader.Theintegratedfingerprintreaderprovidedonsomekeyboardsenablesyoutoenroll
yourfingerprintandassociateitwithyourpower-onpassword,harddiskpassword,andWindows
password.Asaresult,fingerprintauthenticationcanreplacepasswordsandenablesimpleandsecure
useraccess.
–LenovoPowerENGAGE
TheLenovoPowerENGAGEprogramenablesyoutoregisteryourcomputerwithLenovo.
42ThinkCentreM700HardwareMaintenanceManual

–PasswordManager
ThePasswordManagerprogramautomaticallycapturesandfillsinauthenticationinformationfor
WindowsprogramsandWebsites.
–RescueandRecovery
®
TheRescueandRecoveryprogramisaone-buttonrecoveryandrestoresolution.Itincludesaset
ofself-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfromsystem
crashes,evenifyoucannotstarttheWindowsoperatingsystem.
–SystemUpdate
TheSystemUpdateprogramprovidesregularaccesstothesystemupdatesforyourcomputer,such
asdevicedriverupdates,softwareupdates,andBIOSupdates.Theprogramgathersinformationfrom
theLenovoHelpCenteraboutnewupdatesforyourcomputer,thensortsanddisplaystheupdatesfor
downloadandinstallation.Y ouhavecompletecontrolofwhichupdatestodownloadandinstall.
•ForWindows10only:
–LenovoCompanion
Yourcomputer’sbestfeaturesandcapabilitiesshouldbeeasytoaccessandunderstand.WithLenovo
Companion,theyare.UseLenovoCompaniontodothefollowing:
–Optimizeyourcomputer’sperformance,monitoryourcomputer’shealth,andmanageupdates.
–Accessyouruserguide,checkwarrantystatus,andviewaccessoriescustomizedforyourcomputer.
–Readhow-toarticles,exploreLenovoforums,andstayup-to-dateontechnologynewswitharticles
andblogsfromtrustedsources.
LenovoCompanionisfilledwithexclusiveLenovocontenttohelpyoulearnmoreaboutwhatyou
candowithyourcomputer.
–LenovoID
TheLenovoIDprogramenablesyoutocreateyourLenovoIDandaccessallsupportedLenovo
programsandwebportalswithsinglesign-on.
•ForWindows7andWindows10:
–LenovoBluetoothLock
TheLenovoBluetoothLockprogramenablesyoutouseaBluetoothdevice(suchasyoursmartphone)
asaproximity-basedunitforlockingorunlockingyourcomputerautomatically.Bydetectingthe
distancebetweenyourcomputerandthepredefinedBluetoothdevicethatyouarecarrying,theLenovo
BluetoothLockprogramautomaticallylocksyourcomputerwhenyouwalkawayandunlocksyour
computerwhenyoucomeback.Thisisasimplewaytoprotectyourcomputeragainstunauthorized
accessincasethatyouforgettolockyourcomputer.
–LenovoDeviceExperienceorLenovoPCExperience
TheLenovoDeviceExperienceorLenovoPCExperienceprogramhelpsyouworkmoreeasilyand
securely.TheprogramprovideseasyaccesstoLenovoThinkVantageToolsorLenovoTools,important
settingsandinformationaboutyourcomputer,theLenovoSupportWebsite,andsoon.
–LenovoSolutionCenter
TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,
alongwithhintsandtipsformaximumsystemperformance.
–PowerManager
ThePowerManagerprogramprovidesconvenient,flexible,andcompletepowermanagementfor
yourcomputer.Itenablesyoutoadjustyourcomputerpowersettingstoachievethebestbalance
betweenperformanceandpowersaving.
Chapter2.Productoverview43

44ThinkCentreM700HardwareMaintenanceManual

Chapter3.Usingyourcomputer
Thischaptercontainsthefollowingtopics:
•“Registeringyourcomputer”onpage45
•“Settingthecomputervolume”onpage45
•“AddinganicontotheWindowsnotificationarea”onpage45
•“Usingadisc”onpage45
•“Connectingtoanetwork”onpage47
Registeringyourcomputer
WhenyouregisteryourcomputerwithLenovo,youenterrequiredinformationintoaLenovodatabase.The
informationenablesLenovotocontactyouwhenthereisarecallorothersevereproblemandprovide
quickerservicewhenyoucallLenovoforhelp.Inaddition,somelocationsofferextendedprivilegesand
servicestoregisteredusers.
ToregisteryourcomputerwithLenovo,ensurethatyourcomputerisconnectedtotheInternet.Then,goto
http://www.lenovo.com/registerandfollowtheinstructionsonthescreen.
Settingthecomputervolume
Tosetthecomputervolume,dothefollowing:
1.ClickthevolumeiconintheWindowsnotificationareaonthetaskbar.
Note:IfthevolumeiconisnotdisplayedintheWindowsnotificationarea,addtheicontothe
notificationarea.See“AddinganicontotheWindowsnotificationarea”onpage45.
2.Followtheinstructionsonthescreentoadjustthevolume.Clickthespeakericontomutetheaudio.
AddinganicontotheWindowsnotificationarea
ToaddanicontotheWindowsnotificationarea,dothefollowing:
1.Clickthearrownexttothenotificationareatoviewhiddenicons.Then,clickthedesirediconand
dragittothenotificationarea.
2.Iftheiconisnotdisplayed,turnontheicon.
a.ClicktheStartbuttontoopentheStartmenu.
b.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,and
thenclickNotificationAreaIcons➙Turnsystemiconsonoroff.
•ForWindows10:ClickSettings➙System➙Notifications&actions➙Turnsystemicons
onoroff.
c.Turnonthedesiredicon.
3.IftheiconisstillnotdisplayedintheWindowsnotificationarea,repeatstep1.
Usingadisc
Thissectionprovidesinformationaboutusingadiscandtheopticaldrive.
©CopyrightLenovo2016
45

Guidelinesaboutusingtheopticaldrive
Whenusingtheopticaldrive,followtheseguidelines:
•Donotplacethecomputerinalocationwherethedriveisexposedtoanyofthefollowingconditions:
–Hightemperature
–Highhumidity
–Excessivedust
–Excessivevibrationorsuddenshock
–Aninclinedsurface
–Directsunlight
•Donotinsertanyobjectotherthanadiscintothedrive.
•Donotinsertdamageddiscsintothedrive.Warped,scratched,ordirtydiscscandamagethedrive.
•Beforemovingthecomputer,removethediscfromthedrive.
Handlingandstoringadisc
Whenhandlingandstoringadisc,followtheseguidelines:
•Holdthediscbyitsedges.Donottouchthesurfaceofthesidethatisnotlabeled.
•T oremovedustorfingerprints,wipethediscwithaclean,softclothfromthecentertotheoutside.Wiping
thediscinacirculardirectionmightcauselossofdata.
•Donotwriteorstickpaperonthedisc.
•Donotscratchormarkthedisc.
•Donotplaceorstorethediscindirectsunlight.
•Donotusebenzene,thinners,orothercleanerstocleanthedisc.
•Donotdroporbendthedisc.
Playingandremovingadisc
Toplayadisc,dothefollowing:
1.Withthecomputeron,presstheeject/closebuttononthefrontoftheopticaldrive.Thetrayslides
outofthedrive.
2.Insertadiscintothetray.Someopticaldrivehasasnaphubinthecenterofthetray.Ifyourdrivehasa
snaphub,supportthetraywithonehandandthenpushcenterofthediscuntilitsnapsintoplace.
3.Presstheeject/closebuttonagainorgentlypushthetrayforwardtoclosethetray.Thediscplayer
programstartsautomatically.Formoreinformation,refertothehelpsystemofthediscplayerprogram.
Toremoveadiscfromtheopticaldrive,dothefollowing:
1.Withthecomputeron,presstheeject/closebuttononthefrontoftheopticaldrive.Thetrayslides
outofthedrive.
2.Carefullyremovethediscfromthetray.
3.Presstheeject/closebuttonagainorgentlypushthetrayforwardtoclosethetray.
Note:Ifthetraydoesnotslideoutofthedrivewhenyoupresstheeject/closebutton,turnoffyourcomputer.
Then,insertastraightenedpaperclipintotheemergency-ejectholeadjacenttotheeject/closebutton.
Usetheemergencyejectonlyinanemergency.
46ThinkCentreM700HardwareMaintenanceManual

Recordingadisc
Ifyouropticaldrivesupportsrecording,youcanrecordadisc.
RecordingadiscusingWindowstools
TorecordadiscusingWindowstools,dooneofthefollowing:
•BurnadiscusingtheAutoPlaywindow.
1.Ensurethatthediscisplayedautomatically.
a.ClicktheStartbuttontoopentheStartmenu.
b.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,
andthenclickAutoPlay.
–ForWindows10:ClickSettings➙Devices➙AutoPlay.
c.SelectorturnonUseAutoPlayforallmediaanddevices.
2.Insertarecordablediscintotheopticaldrivethatsupportsrecording.TheAutoPlaywindowopens.
3.Followtheinstructionsonthescreen.
•BurnadiscusingWindowsMedia
1.Insertarecordablediscintotheopticaldrivethatsupportsrecording.
2.OpenWindowsMediaPlayer.See“Accessingaprogramonyourcomputer”onpage41.
3.Followtheinstructionsonthescreen.
•BurnadiscfromanISOfile.
1.Insertarecordablediscintotheopticaldrivethatsupportsrecording.
2.Double-clicktheISOfile.
3.Followtheinstructionsonthescreen.
®
Player.
Recordingadiscusingpreinstalledprograms
Torecordadiscusingpreinstalledprograms,dothefollowing:
1.Insertarecordablediscintotheopticaldrivethatsupportsrecording.
2.OpenthePowerDVDCreate,PowerProducer,orPower2Goprogram.See“Accessingaprogramon
yourcomputer”onpage41
3.Followtheinstructionsonthescreen.
.
Connectingtoanetwork
Thissectionprovidesinformationaboutconnectingtoanetwork.Ifyoucannotconnectyourcomputertoa
network,see“Networkingproblems”onpage73
.
ConnectingtoanEthernetLAN
YoucanconnectyourcomputertoanEthernetLANbyconnectinganEthernetcabletotheEthernet
connector.
DANGER
Toavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetconnector.
Chapter3.Usingyourcomputer47

ConnectingtoawirelessLAN
YoucanconnectyourcomputertoawirelessLANwithouttheuseofanEthernetcablebutbymeansof
radiowavesonly.
Note:ThewirelessLANfeatureissupportedonlyonsomemodels.
Toestablishawireless-LANconnection,dothefollowing:
1.EnsurethatawirelessLANisavailableandthewirelessLANfeatureonyourcomputerisworking.
2.Clickthewireless-network-connection-statusiconintheWindowsnotificationareatodisplayavailable
wirelessnetworks.
Note:Ifthewireless-network-connection-statusiconisnotdisplayedintheWindowsnotificationarea,
addtheicontothenotificationarea.See“AddinganicontotheWindowsnotificationarea”onpage45
3.ClickawirelessLAN,andthenclickConnecttoconnectyourcomputertoit.Providerequired
informationifneeded.
ConnectingtoaBluetooth-enableddevice
Bluetoothisashort-rangewirelesscommunicationstechnology.UseBluetoothtoestablishawireless
connectionbetweenyourcomputerandanotherBluetooth-enableddevicewithinadistanceofabout10
m(32.8ft).
Note:TheBluetoothfeatureissupportedonlyonsomemodels.
.
ToconnecttoaBluetooth-enableddevice,dothefollowing:
1.EnsurethattheBluetoothfeatureonyourcomputerisworkingandtheBluetooth-enableddeviceis
locatedwithinadistanceofabout10m(32.8ft)fromyourcomputer.
2.ClicktheBluetoothiconintheWindowsnotificationareaonthetaskbar.Then,clickAddaDeviceand
followtheinstructionsonthescreen.
Note:IftheBluetoothiconisnotdisplayedintheWindowsnotificationarea,addtheicontothe
notificationarea.See“AddinganicontotheWindowsnotificationarea”onpage45
.
48ThinkCentreM700HardwareMaintenanceManual

Chapter4.Youandyourcomputer
Thischaptercontainsthefollowingtopics:
•“Arrangingyourworkspace”onpage49
•“Accessibilityinformation”onpage50
•“Cleaningyourcomputer”onpage53
•“Maintenance”onpage53
•“Movingyourcomputer”onpage55
Arrangingyourworkspace
Arrangeyourworkspacetosuityourneedsandthekindofworkyoudo.Thissectionprovidesinformation
aboutthefactorsthataffectthewayyouarrangeyourworkspace.
Glareandlighting
Positionthemonitortominimizeglareandreflectionsfromoverheadlights,windows,andotherlightsources.
Reflectedlightfromshinysurfacescancauseannoyingreflectionsonyourscreen.Whenpossible,place
themonitoratrightanglestowindowsandotherlightsources.Ifnecessary,reduceoverheadlighting
byturningofflightsorusinglowerwattagebulbs.Ifyouinstallthemonitornearawindow,usecurtains
orblindstoblockthesunlight.Youcanadjustthebrightnessandcontrastcontrolsonthemonitorasthe
roomlightingchangesthroughouttheday.
Whereitisimpossibletoavoidreflectionsortoadjustthelighting,anantiglarefilterplacedoverthescreen
mightbehelpful.However,thesefiltersmightaffecttheclarityoftheimageonthescreen;trythemonlyafter
youhaveexhaustedothermethodsofreducingglare.
Aircirculation
Yourcomputerproducesheat.Thecomputerhasafanthatpullsinfreshairandforcesouthotairthrough
theairvents.Blockingtheairventscancauseoverheating,whichmightresultinamalfunctionordamage.
Positionthecomputersothatnothingblockstheairvents;usually,51mm(2inches)ofairspaceissufficient.
Ensurethattheventedairisnotblowingonpeople.
Electricaloutletlocationsandcablelengths
Thefollowingfactorsmightdeterminethefinalplacementofyourcomputer:
•Locationsofelectricaloutlets
•Lengthofpowercordsorpoweradapters
•Lengthofthecablesthatareconnectedtootherdevices
Formoreinformationaboutpowercordsorpoweradapters,see“Powercordsandpoweradapters”on
page1
.
Comfort
Althoughnosingleworkingpositionisidealforeveryone,hereareafewguidelinestohelpyoufindaposition
thatsuitsyoubest.Thefollowingfiguresetsanexampleforyourreference.
©CopyrightLenovo2016
49

•Screenposition:Keepthescreenatacomfortableviewingdistance,usually51-61cm(20-24inches).
Then,adjustthescreensothatthetopofthescreenisatorslightlybeloweyelevelandyoucanviewit
withouttwistingyourbody.
•Chairposition:Useachairthatgivesyougoodbacksupportandseatheightadjustment.Usechair
adjustmentstobestsuityourdesiredposture.
•Headposition:Keepyourheadandneckinacomfortableandneutral(verticalorupright)position.
•Armandhandpositions:Keepyourforearms,wrists,andhandsinarelaxedandneutral(horizontal)
position.Typewithasofttouchwithoutpoundingthekeys.
•Legposition:Keepyourthighsparalleltothefloorandyourfeetflatonthefloororonafootrest.
Makeminormodificationsinyourworkingposturetodetertheonsetofdiscomfortcausedbylongperiodsof
workinginthesameposition.Frequent,shortbreaksfromyourworkalsohelptopreventminordiscomfort
associatedwithyourworkingposture.
Accessibilityinformation
Lenovoiscommittedtoprovidinguserswhohavehearing,vision,andmobilitylimitationswithgreater
accesstoinformationandtechnology.Thissectionprovidesinformationaboutthewaystheseuserscanget
themostoutoftheircomputerexperience.Youalsocangetthemostup-to-dateaccessibilityinformation
fromthefollowingWebsite:
http://www.lenovo.com/accessibility
Keyboardshortcuts
Thefollowingtablecontainskeyboardshortcutsthatcanhelpmakeyourcomputereasiertouse.
Note:Dependingonyourkeyboard,someofthefollowingkeyboardshortcutsmightnotbeavailable.
KeyboardshortcutFunction
Windowslogokey+U
RightShiftforeightseconds
ShiftfivetimesTurnonorturnoffStickyKeys
NumLockforfivesecondsTurnonorturnoffToggleKeys
LeftAlt+LeftShift+NumLock
LeftAlt+LeftShift+PrtScn(orPrtSc)TurnonorturnoffHighContrast
OpenEaseofAccessCenter
TurnonorturnoffFilterKeys
TurnonorturnoffMouseKeys
Formoreinformation,gotohttp://windows.microsoft.com/,andthenperformasearchusinganyofthe
followingkeywords:keyboardshortcuts,keycombinations,shortcutkeys.
50ThinkCentreM700HardwareMaintenanceManual

EaseofAccessCenter
EaseofAccessCenterontheWindowsoperatingsystemenablesuserstoconfiguretheircomputersto
suittheirphysicalandcognitiveneeds.
TouseEaseofAccessCenter,dothefollowing:
1.ClicktheStartbuttontoopentheStartmenu.
2.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,and
thenclickEaseofAccessCenter.
•ForWindows10:ClickSettings➙EaseofAccess.
3.Choosetheappropriatetoolbyfollowingtheinstructionsonthescreen.
EaseofAccessCentermainlyincludesthefollowingtools:
•Magnifier
Magnifierisausefulutilitythatenlargestheentirescreenorpartofthescreensothatyoucansee
theitemsbetter.
•Narrator
Narratorisascreenreaderthatreadsaloudwhatisdisplayedonthescreenanddescribeseventssuchas
errormessages.
•On-ScreenKeyboard
Ifyouprefertotypeorenterdataintoyourcomputerusingamouse,joystick,orotherpointingdevice
insteadofaphysicalkeyboard,youcanuseOn-ScreenKeyboard.On-ScreenKeyboarddisplaysavisual
keyboardwithallthestandardkeys.
•HighContrast
HighContrastisafeaturethatheightensthecolorcontrastofsometextandimagesonyourscreen.Asa
result,thoseitemsaremoredistinctandeasiertoidentify.
•Personalizedkeyboard
Adjustkeyboardsettingstomakeyourkeyboardeasiertouse.Forexample,youcanuseyourkeyboard
tocontrolthepointerandtypecertainkeycombinationseasier.
•Personalizedmouse
Adjustmousesettingstomakeyourmouseeasiertouse.Forexample,youcanchangethepointer
appearanceandmakeiteasiertomanagewindowswiththemouse.
SpeechRecognition
SpeechRecognitionenablesyoutocontrolyourcomputerbyvoice.
Usingonlyyourvoice,youcanstartprograms,openmenus,clickobjectsonthescreen,dictatetextinto
documents,andwriteandsende-mails.Everythingyoudowiththekeyboardandmousecanbedonewith
onlyyourvoice.
TouseSpeechRecognition,dothefollowing:
1.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClicktheStartbuttontoopentheStartmenu.
•ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickSpeech
Recognition.
Chapter4.Youandyourcomputer51

3.Followtheinstructionsonthescreen.
Screen-readertechnologies
Screen-readertechnologiesareprimarilyfocusedonsoftwareprograminterfaces,helpinformationsystems,
andvariousonlinedocuments.Foradditionalinformationaboutscreenreaders,seethefollowing:
•UsingPDFswithscreenreaders:
http://www.adobe.com/accessibility.html?promoid=DJGVE
•UsingtheJAWSscreenreader:
http://www.freedomscientific.com/jaws-hq.asp
•UsingtheNVDAscreenreader:
http://www.nvaccess.org/
Screenresolution
Youcanmakethetextandimagesonyourscreeneasiertoreadbyadjustingthescreenresolutionofyour
computer.
Toadjustthescreenresolution,dothefollowing:
1.Right-clickablankareaonthedesktop.
2.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClickScreenresolution.
•ForWindows10:ClickDisplaysettings.OntheDisplaytab,clickAdvanceddisplaysettings.
3.Followtheinstructionsonthescreen.
Note:Settingtheresolutiontoolowmightpreventsomeitemsfromfittingonthescreen.
Customizableitemsize
Youcanmaketheitemsonyourscreeneasiertoreadbychangingtheitemsize.
•T ochangetheitemsizetemporarily,usetheMagnifiertoolinEaseofAccessCenter.See“Easeof
AccessCenter”onpage51
.
•T ochangetheitemsizepermanently,dothefollowing:
–Changethesizeofalltheitemsonyourscreen.
1.Right-clickablankareaonthedesktop.
2.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClickScreenresolution➙Maketextandotheritemslargerorsmaller.
–ForWindows10:ClickDisplaysettings.
3.Changetheitemsizebyfollowingtheinstructionsonthescreen.
4.ClickApply.Thischangewilltakeeffectthenexttimeyoulogintotheoperatingsystem.
–ChangethesizeoftheitemsonaWebpage.
PressandholdCtrl,andthenpresstheplus-signkey(+)toenlargeortheminus-signkey(-)to
reducethetextsize.
–Changethesizeoftheitemsonthedesktoporawindow.
Note:Thisfunctionmightnotworkonsomewindows.
Ifyourmousehasawheel,pressandholdCtrl,andthenscrollthewheeltochangetheitemsize.
52ThinkCentreM700HardwareMaintenanceManual

Industry-standardconnectors
Yourcomputerprovidesindustry-standardconnectorsthatenableyoutoconnectassistivedevices.
Formoreinformationaboutthelocationandfunctionoftheconnectors,see“Hardwarelocations”on
page27.
TTY/TDDconversionmodem
Yourcomputersupportstheuseofatexttelephone(TTY)orthetelecommunicationsdeviceforthedeaf
(TDD)conversionmodem.ThemodemmustbeconnectedbetweenyourcomputerandaTTY/TDD
telephone.Then,youcantypeamessageonyourcomputerandsendittothetelephone.
Documentationinaccessibleformats
Lenovoprovideselectronicdocumentationinaccessibleformats,suchasproperlytaggedPDFfilesor
HyperTextMarkupLanguage(HTML)files.Lenovoelectronicdocumentationisdevelopedtoensure
thatvisuallyimpaireduserscanreadthedocumentationthroughascreenreader.Eachimageinthe
documentationalsoincludesadequatealternativetextsothatvisuallyimpaireduserscanunderstandthe
imagewhentheyuseascreenreader.
Cleaningyourcomputer
CAUTION:
Removeanymediafromthedrivesandturnoffallconnecteddevicesandthecomputer.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnected
tothecomputer.
Itisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-free
operation.Useonlymildcleaningsolutionsandadampclothtocleanthepaintedsurfacesofthecomputer.
Dustbuildupcompoundsproblemsassociatedwithglare,soremembertocleanthescreenperiodically.
Wipethescreensurfacegentlywithasoft,drycloth,orblowonthescreentoremovegritandotherloose
particles.Dependingonthetypeofthescreen,moistenasoft,lint-freeclothwithanLCDcleanerorliquid
glasscleanerandthenwipethescreensurface.
Maintenance
Withappropriatecareandmaintenance,yourcomputerwillserveyoureliably.Thissectionprovides
informationaboutmaintainingyourcomputersothatitcankeepworkingintoporder.
Basicmaintenancetips
Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:
•Keepyourcomputerinaclean,dryenvironment.Ensurethatthecomputerrestsonaflat,steadysurface.
•Donotcoveranyofairvents.Theseairventsprovideairflowtokeepyourcomputerfromoverheating.
•Keepfoodanddrinksawayfromallpartsofyourcomputer.Foodparticlesandspillsmightmakethe
keyboardandmousestickandunusable.
•Donotgetthepowerswitchesorothercontrolswet.Moisturecandamagethesepartsandcausean
electricalhazard.
•Alwaysdisconnectapowercordbygraspingthepluginsteadofthecord.
Chapter4.Youandyourcomputer53

Goodmaintenancepractices
Byperformingafewgoodmaintenancepractices,youcanmaintaingoodcomputerperformance,protect
yourdata,andbepreparedincaseofacomputerfailure.
•Keepyourcomputersoftware,devicedrivers,andoperatingsystemup-to-date.See“Keepingyour
computercurrent”onpage54
•Emptyyourrecyclebinonaregularbasis.
•CleanoutyourInbox,SentItems,andDeletedItemsfoldersinyoure-mailapplicationonaregularbasis.
•Cleanupfilesandfreeupstoragedrivespaceandmemoryspaceoccasionallytopreventperformance
problems.See“Performanceproblems”onpage75
•Keepalogbook.Entriesmightincludemajorsoftwareorhardwarechanges,device-driverupdates,
intermittentproblemsandwhatyoudidtoresolvethem,andotherissuesyoumighthaveexperienced.
Thecauseofaproblemmightbechangeinhardware,changeinsoftware,oranyotheractionsthatmight
havetakenplace.AlogbookcanhelpyouoraLenovotechniciandeterminethecauseofaproblem.
•Backupyourdataonthestoragedriveregularly.Youcanrestorethestoragedrivefromabackup.
Tobackupyourdata,dooneofthefollowing:
–ForWindows7:OpentheRescueandRecoveryprogram.See“Accessingaprogramonyour
computer”onpage41
oftheprogram.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu,andthenclickControl
Panel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickFileHistory.Followthe
instructionsonthescreen.
•Createarecoverymediumasearlyaspossible.Y oucanusetherecoverymediumtorecoveryour
operatingsystemevenifWindowsfailstostartup.
Tocreatearecoverymedium,dooneofthefollowing:
.
.
.Formoreinformationaboutbackingupyourdata,refertothehelpsystem
–ForWindows7:OpentheCreateRecoveryMediaprogram.See“Accessingaprogramonyour
computer”onpage41
systemoftheprogram.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu,andthenclickControl
Panel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickRecovery.Followthe
instructionsonthescreen.
•ForWindows7,createarescuemediumasearlyaspossible.Y oucanusetherescuemediumto
recoverfromfailuresthatpreventyoufromgainingaccesstotheRescueandRecoveryworkspace
onyourstoragedrive.
Tocreatearescuemedium,opentheRescueandRecoveryprogram.See“Accessingaprogramonyour
computer”onpage41
oftheprogram.
.Formoreinformationaboutcreatingarecoverymedium,refertothehelp
.Formoreinformationaboutcreatingarescuemedium,refertothehelpsystem
Keepingyourcomputercurrent
Inmostcases,itisagoodpracticetohavethemostup-to-dateoperatingsystemupdatepatches,software
programs,anddevicedrivers.Thissectionprovidesinformationabouthowtogetthelatestupdatesforyour
computer.
Gettingthelatestdevicedrivers
Attention:Reinstallingdevicedriverswillchangethecurrentconfigurationofyourcomputer.
Togetthelatestdevicedriversforyourcomputer,dooneofthefollowing:
•Downloadthedevicedriversthatarepreinstalledonyourcomputer.Gotohttp://www.lenovo.com/drivers.
54ThinkCentreM700HardwareMaintenanceManual

•UsetheLenovoprogramorWindowsUpdate.See“Gettingthelatestsystemupdates”onpage55.
Note:ThedevicedriversprovidedbyWindowsUpdatemightnotbetestedbyLenovo.Itisrecommended
thatyougetdevicedriversfromLenovo.
Gettingthelatestsystemupdates
Togetthelatestsystemupdatesforyourcomputer,ensurethatyourcomputerisconnectedtotheInternet
anddooneofthefollowing:
•UseoneofthefollowingLenovoprogramstogetthesystemupdates,suchasdevicedriverupdates,
softwareupdates,andBIOSupdates:
–ForWindows7:UsetheSystemUpdateprogram.
–ForWindows10:UsetheLenovoCompanionprogram.
ToopentheSystemUpdateorLenovoCompanionprogram,see“Accessingaprogramonyourcomputer”
onpage41
•UseWindowsUpdatetogetthesystemupdates,suchassecurityfixes,newversionsofWindows
components,anddevicedriverupdates.
1.ClicktheStartbuttontoopentheStartmenu.
2.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,and
–ForWindows10:ClickSettings➙Update&security➙WindowsUpdate.
3.Followtheinstructionsonthescreen.
.Formoreinformationaboutusingtheprogram,refertothehelpsystemoftheprogram.
thenclickWindowsUpdate.
Movingyourcomputer
Beforemovingyourcomputer,takethefollowingprecautions:
1.Backupyourdataonthestoragedrive.See“Goodmaintenancepractices”onpage54.
2.Removeanymediafromthedrivesandturnoffallconnecteddevicesandthecomputer.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothe
computer.
3.Ifyousavedtheoriginalshippingcartonsandpackingmaterials,usethemtopacktheunits.Ifyouare
usingdifferentcartons,cushiontheunitstoavoiddamage.
Movingyourcomputertoanothercountryorregion
Whenyoumoveyourcomputertoanothercountryorregion,youmusttakelocalelectricalstandardsinto
consideration.Ifthelocalelectricaloutletstyleisdifferentfromthetypeyouarecurrentlyusing,contactthe
LenovoCustomerSupportCentertopurchaseeitheranelectricalplugadapteroranewpowercord.Fora
listofLenovoSupportphonenumbers,gotohttp://www.lenovo.com/support/phone.Ifyoucannotfindthe
supporttelephonenumberforyourcountryorregion,contactyourLenovoreseller.
Chapter4.Youandyourcomputer55

56ThinkCentreM700HardwareMaintenanceManual

Chapter5.Security
Thischaptercontainsthefollowingtopics:
•“Lockingyourcomputer”onpage57
•“ViewingandchangingsecuritysettingsintheSetupUtilityprogram”onpage60
•“Preventingunauthorizedaccesstoyourcomputer”onpage61
•“Usingfingerprintauthentication”onpage61
•“Usingthecoverpresenceswitch”onpage61
•“Usingandunderstandingfirewalls”onpage62
•“Protectingdataagainstviruses”onpage62
•“ComputraceAgentsoftwareembeddedinfirmware”onpage62
•“TrustedPlatformModule(TPM)”onpage62
Lockingyourcomputer
Thissectionprovidesinformationaboutlockingyourcomputerwiththelockingdevicestokeepyour
computersafe.
©CopyrightLenovo2016
57

Lockingthecomputercover
Lockingthecomputercoverhelpspreventunauthorizedpeoplefromgainingaccesstotheinsideofyour
computer.Yourcomputercomeswithapadlockloopsothatthecomputercovercannotberemoved
whenapadlockisinstalled.
Figure7.Installingapadlock
58ThinkCentreM700HardwareMaintenanceManual

AttachingaKensington-stylecablelock
YoucanuseaKensington-stylecablelocktosecureyourcomputertoadesk,table,orothernon-permanent
fixture.Thecablelockconnectstothesecurity-lockslotattherearofyourcomputer.Dependingonthetype
selected,thecablelockcanbeoperatedwithakeyorcombination.Thecablelockalsolocksthebuttons
usedtoopenthecomputercover.Thisisthesametypeoflockusedwithmanynotebookcomputers.Y ou
canordersuchacablelockdirectlyfromLenovobysearchingforKensingtonat:
http://www.lenovo.com/support
Figure8.Kensington-stylecablelock
Chapter5.Security59

Attachingacablelock
Acablelockcanbeusedtosecuredevices,suchasthekeyboardandthemouse,bylockingthedevice
cablestoyourcomputer.Thecablelockconnectstothecable-lockslotsontherearofyourcomputer.
Toinstallacablelock,dothefollowing:
1.Inserttheclip1intothecable-lockslot4.
2.Pullthecablesyouwanttolockthroughthedentsinthecablelock.
3.Presstheclip2intothecable-lockslot3untilitsnapsintoposition.
Figure9.Installingacablelock
ViewingandchangingsecuritysettingsintheSetupUtilityprogram
ToviewandchangesecuritysettingsintheSetupUtilityprogram,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectSecurity.
3.Followtheinstructionsontherightsideofthescreentoviewandchangesecuritysettings.Y oucan
referto“UsingtheSetupUtilityprogram”onpage63
securitysettings.
4.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
60ThinkCentreM700HardwareMaintenanceManual
togetbasicinformationaboutsomemajor

Preventingunauthorizedaccesstoyourcomputer
YoucanuseBIOSpasswordsandWindowsaccountstopreventunauthorizedaccesstoyourcomputerand
data.
•T ouseBIOSpasswords,see“UsingBIOSpasswords”onpage65.
•T ouseWindowsaccounts,dothefollowing:
1.ClicktheStartbuttontoopentheStartmenu.
2.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClickControlPanel➙UserAccounts.
–ForWindows10:ClickSettings➙Accounts.
3.Followtheinstructionsonthescreen.
Usingfingerprintauthentication
Ifyourkeyboardhasafingerprintreader,youcanusefingerprintauthenticationtoreplacepasswordsfor
simpleandsecureuseraccess.Tousefingerprintauthentication,firstenrollyourfingerprintsandassociate
themwithyourpasswords(suchasthepower-onpassword,harddiskpassword,andWindowspassword).
Usethefingerprintreaderandthefingerprintprogramtocompletethisprocedure.
Tousefingerprintauthentication,dooneofthefollowing:
•ForWindows7:UsetheFingerprintManagerProorThinkVantageFingerprintSoftwareprogramprovided
byLenovo.Toopentheprogram,see“Accessingaprogramonyourcomputer”onpage41
informationaboutusingtheprogram,refertothehelpsystemoftheprogram.
•ForWindows10:UsethefingerprinttoolprovidedbyWindows.ClicktheStartbuttontoopentheStart
menu,andthenclickSettings➙Accounts➙Sign-inoptions.Followtheinstructionsonthescreen.
.Formore
Tousethefingerprintreader,refertothedocumentationshippedwiththefingerprintkeyboardorlocatedon
theLenovoSupportWebsiteathttp://www.lenovo.com/support/keyboards.
Usingthecoverpresenceswitch
Thecoverpresenceswitchpreventsyourcomputerfromloggingintotheoperatingsystemwhenthe
computercoverisnotproperlyinstalledorclosed.
Toenablethecover-presence-switchconnectoronthesystemboard,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectSecurity➙ChassisIntrusionDetectionandpressEnter.
3.SelectEnabledandpressEnter.
4.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
Whenthecover-presence-switchconnectoronthesystemboardisenabled,ifthecoverpresenceswitch
detectsthatthecomputercoverisnotcorrectlyinstalledorclosed,anerrormessagewillbedisplayedwhen
youturnonthecomputer.Tobypasstheerrormessageandlogintotheoperatingsystem,dothefollowing:
1.Properlyinstallorcloseyourcomputercover.SeeChapter9“Installingorreplacinghardware”on
page87
2.StartandthenexittheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63and
“ExitingtheSetupUtilityprogram”onpage66
.
.
Chapter5.Security61

Usingandunderstandingfirewalls
Afirewallcanbehardware,software,oracombinationofbothdependingonthelevelofsecurityrequired.
Firewallsworkonasetofrulestodeterminewhichinboundandoutboundconnectionsareauthorized.If
yourcomputerispreinstalledwithafirewallprogram,ithelpsprotectagainstcomputerInternetsecurity
threats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.Formore
informationabouthowtousethefirewallprogram,refertothehelpsystemofyourfirewallprogram.
TouseWindowsFirewall,dothefollowing
1.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClicktheStartbuttontoopentheStartmenu.
•ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickWindows
Firewall.
3.Followtheinstructionsonthescreen.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramtohelpyouguardagainst,detect,andeliminate
viruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Note:Virusdefinitionfilesmustbekeptup-to-datetoguardagainstnewviruses.
Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpsystemofyourantivirus
software.
ComputraceAgentsoftwareembeddedinfirmware
TheComputraceAgentsoftwareisanITassetmanagementandcomputertheftrecoverysolution.The
softwaredetectsifchangeshavebeenmadeonthecomputer,suchashardware,software,orthecomputer
call-inlocation.YoumighthavetopurchaseasubscriptiontoactivatetheComputraceAgentsoftware.
TrustedPlatformModule(TPM)
TPMisasecurecryptoprocessorthatcanstorecryptographickeysthatprotectinformationstoredinyour
computer.
62ThinkCentreM700HardwareMaintenanceManual

Chapter6.Advancedconfiguration
Thischaptercontainsthefollowingtopics:
•“UsingtheSetupUtilityprogram”onpage63
•“UpdatingtheBIOS”onpage67
UsingtheSetupUtilityprogram
TheSetupUtilityprogramisusedtoviewandchangetheconfigurationsettingsofyourcomputer.This
sectionprovidesinformationaboutonlythemajorconfigurationsettingsavailableintheprogram.
Note:TheoperatingsystemsettingsmightoverrideanysimilarsettingsintheSetupUtilityprogram.
StartingtheSetupUtilityprogram
TostarttheSetupUtilityprogram,dothefollowing:
1.T urnonorrestartyourcomputer.
2.BeforeWindowsstartsup,repeatedlypressandreleasetheF1keyuntiltheSetupUtilityprogram
opens.IfaBIOSpasswordhasbeenset,theSetupUtilityprogramwillnotopenuntilyouenterthe
correctpassword.Formoreinformation,see“UsingBIOSpasswords”onpage65
Note:Forsomekeyboards,youmightneedtopressFn+F1toopentheSetupUtilityprogram.
.
Toviewandchangetheconfigurationsettings,followtheinstructionsontherightsideofthescreen.The
keysusedtoperformvarioustasksaredisplayedatthebottomofthescreen.
Enablingordisablingadevice
Thissectionprovidesinformationabouthowtoenableordisableuseraccesstohardwaredevices(such
asUSBconnectorsorstoragedrives).
Toenableordisableadevice,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectDevices.
3.SelectthedeviceyouwanttoenableordisableandpressEnter.
4.SelectthedesiredsettingandpressEnter.
5.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
EnablingordisablingtheAutomaticPowerOnfeatures
IfyouenabletheAutomaticPowerOnfeatures,yourcomputerwillstartupautomatically.
ToenableordisabletheAutomaticPowerOnfeatures,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectPower➙AutomaticPowerOnandpressEnter.
3.SelectthefeatureyouwanttoenableordisableandpressEnter.
4.SelectthedesiredsettingandpressEnter.
5.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
©CopyrightLenovo2016
63

EnablingordisablingErPLPScompliancemode
Lenovocomputersmeettheeco-designrequirementsoftheErPLot3regulation.Formoreinformation,go
to:
http://www.lenovo.com/ecodeclaration
YoucanenableErPLPScompliancemodeintheSetupUtilityprogramtoreducetheconsumptionof
electricitywhenyourcomputerisofforinsleepmode.
ToenableordisableErPLPScompliancemode,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectPower➙EnhancedPowerSavingModeandpressEnter.
3.DependingonwhetheryouselectEnabledorDisabled,dooneofthefollowing:
•IfyouselectEnabled,pressEnter.Then,disabletheWakeonLANfeature.See“Enablingor
disablingtheAutomaticPowerOnfeatures”onpage63
•IfyouselectDisabled,pressEnter.Then,gotothenextstep.
4.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
WhenErPLPScompliancemodeisenabled,youcanwakeupyourcomputerbydoingoneofthefollowing:
•Pressthepowerbutton.
•EnabletheWakeUponAlarmfeaturetomakeyourcomputerwakeupatasettime.See“Enablingor
disablingtheAutomaticPowerOnfeatures”onpage63
•EnabletheAfterPowerLossfeaturetomakeyourcomputerwakeupwhenthepowersupplyresumes
afterasuddenlossofelectricity.
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectPower➙AfterPowerLossandpressEnter.
3.SelectPowerOnandpressEnter.
4.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
.
.
EnablingordisablingtheConfigurationChangeDetectionfeature
IfyouenabletheConfigurationChangeDetectionfeature,whenthePOSTdetectstheconfigurationchanges
ofsomehardwaredevices(suchasstoragedrivesormemorymodules),anerrormessagewillbedisplayed
whenyouturnonthecomputer.
ToenableordisabletheConfigurationChangeDetectionfeature,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectSecurity➙ConfigurationChangeDetectionandpressEnter.
3.SelectthedesiredsettingandpressEnter.
4.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
Tobypasstheerrormessageandlogintotheoperatingsystem,dooneofthefollowing:
•PresstheF2key.
Note:Forsomekeyboards,youmightneedtopressFn+F2tobypasstheerrormessage.
•StartandthenexittheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63
“ExitingtheSetupUtilityprogram”onpage66
64ThinkCentreM700HardwareMaintenanceManual
.
and

UsingBIOSpasswords
ByusingtheSetupUtilityprogram,youcansetpasswordstopreventunauthorizedaccesstoyourcomputer
anddata.
Youdonothavetosetanypasswordstouseyourcomputer.However,usingpasswordsimprovescomputer
security.Ifyoudecidetosetanypasswords,readthefollowingtopics.
SetupUtilityprogrampasswordtypes
Thefollowingtypesofpasswordsareavailable:
•Power-onpassword
Whenapower-onpasswordisset,youarepromptedtoenteravalidpasswordeachtimethecomputeris
turnedon.Thecomputercannotbeuseduntilthevalidpasswordisentered.
•Administratorpassword
Settinganadministratorpassworddetersunauthorizedusersfromchangingconfigurationsettings.Ifyou
areresponsibleformaintainingtheconfigurationsettingsofseveralcomputers,youmightwanttoset
anadministratorpassword.
Whenanadministratorpasswordisset,youarepromptedtoenteravalidpasswordeachtimeyou
trytoaccesstheSetupUtilityprogram.TheSetupUtilityprogramcannotbeaccesseduntilavalid
passwordisentered.
Ifboththepower-onpasswordandadministratorpasswordareset,youcanentereitherpassword.
However,youmustuseyouradministratorpasswordtochangeanyconfigurationsettings.
•Harddiskpassword
Settingaharddiskpasswordpreventsunauthorizedaccesstothedataonthestoragedrive.Whena
harddiskpasswordisset,youarepromptedtoenteravalidpasswordeachtimeyoutrytoaccess
thestoragedrive.
Notes:
–Afteryousetaharddiskpassword,yourdataonthestoragedriveisprotectedevenifthestoragedrive
isremovedfromonecomputerandinstalledinanother.
–Iftheharddiskpasswordisforgotten,thereisnowaytoresetthepasswordorrecoverdatafrom
thestoragedrive.
Passwordconsiderations
Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Forsecurityreasons,it
isrecommendedtouseastrongpasswordthatcannotbeeasilycompromised.
Note:TheSetupUtilityprogrampasswordsarenotcasesensitive.
Tosetastrongpassword,considerthefollowingguidelines:
•Haveatleasteightcharactersinlength
•Containatleastonealphabeticcharacterandonenumericcharacter
•Notbeyournameoryourusername
•Notbeacommonwordoracommonname
•Besignificantlydifferentfromyourpreviouspasswords
Setting,changing,anddeletingapassword
Toset,change,ordeleteapassword,dothefollowing:
1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
2.SelectSecurity.
Chapter6.Advancedconfiguration65

3.Dependingonthepasswordtype,selectSetPower-OnPassword,SetAdministratorPassword,or
HardDiskPasswordandpressEnter.
4.Followtheinstructionsontherightsideofthescreentoset,change,ordeleteapassword.
Note:Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Formore
information,see“Passwordconsiderations”onpage65
5.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
.
Selectingastartupdevice
Ifyourcomputerdoesnotstartupfromadeviceasexpected,youcanchoosetochangethestartupdevice
sequencepermanentlyorselectatemporarystartupdevice.
Changingthestartupdevicesequencepermanently
Tochangethestartupdevicesequencepermanently,dothefollowing:
1.Dependingonthetypeofthestoragedevice,dooneofthefollowing:
•Ifthestoragedeviceisinternal,gotostep2.
•Ifthestoragedeviceisadisc,ensurethatyourcomputerisonorturnonthecomputer.Then,
insertthediscintotheopticaldrive.
•Ifthestoragedeviceisanexternaldeviceotherthanadisc,connectthestoragedevicetothe
computer.
2.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage63.
3.SelectStartup.
4.Followtheinstructionsontherightsideofthescreentochangethestartupdevicesequence.
5.ExittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”onpage66.
Selectingatemporarystartupdevice
Note:Notalldiscsandstoragedrivesarebootable.
Toselectatemporarystartupdevice,dothefollowing:
1.Dependingonthetypeofthestoragedevice,dooneofthefollowing:
•Ifthestoragedeviceisinternal,gotostep2.
•Ifthestoragedeviceisadisc,ensurethatyourcomputerisonorturnonthecomputer.Then,
insertthediscintotheopticaldrive.
•Ifthestoragedeviceisanexternaldeviceotherthanadisc,connectthestoragedevicetothe
computer.
2.T urnonorrestartthecomputer.BeforeWindowsstartsup,repeatedlypressandreleasetheF12key
untilStartupDeviceMenuisdisplayed.
Note:Forsomekeyboards,youmightneedtopressFn+F12todisplayStartupDeviceMenu.
3.SelectthedesiredstoragedeviceandpressEnter.Thecomputerwillstartupfromthedeviceyouselect.
Ifyouwanttoselectapermanentstartupdevice,selectEnterSetuponStartupDeviceMenuandpress
EntertostarttheSetupUtilityprogram.Formoreinformationabouthowtoselectapermanentstartup
device,see“Changingthestartupdevicesequencepermanently”onpage66
.
ExitingtheSetupUtilityprogram
ToexittheSetupUtilityprogram,dooneofthefollowing:
66ThinkCentreM700HardwareMaintenanceManual

•Ifyouwanttosavethenewsettings,presstheF10key.Then,selectYesinthewindowdisplayed
andpressEnter.
Note:Forsomekeyboards,youmightneedtopressFn+F10toexittheSetupUtilityprogram.
•Ifyoudonotwanttosavethenewsettings,selectExit➙DiscardChangesandExitandpressEnter.
Then,selectYesinthewindowdisplayedandpressEnter.
UpdatingtheBIOS
Whenyouinstallanewprogram,hardwaredevice,ordevicedriver,youmightbeinformedtoupdate
theBIOS.YoucanupdatetheBIOSfromyouroperatingsystemoraflashupdatedisc(supportedonly
onsomemodels).
ToupdatetheBIOS,dothefollowing:
1.Gotohttp://www.lenovo.com/drivers.
2.DownloadtheflashBIOSupdatedriverfortheoperatingsystemversionortheISOimageversion(used
tocreateaflashupdatedisc).Then,downloadtheinstallationinstructionsfortheflashBIOSupdate
driveryoudownload.
3.PrinttheinstallationinstructionsyoudownloadandfollowtheinstructionstoupdatetheBIOS.
Note:IfyouwanttoupdatetheBIOSfromaflashupdatedisc,theinstallationinstructionsmightnotprovide
theinformationabouthowtorecordtheupdatedisc.See“Recordingadisc”onpage47
.
Chapter6.Advancedconfiguration67

68ThinkCentreM700HardwareMaintenanceManual

Chapter7.Troubleshooting,diagnostics,andrecovery
Thischapterprovidessolutionstoresolveyourcomputerproblems.Followthestepsinthebasicprocedure
forresolvingcomputerproblems,whichhelpsyoumakegooduseofthetroubleshooting,diagnostics,
andrecoveryinformation.
•“Basicprocedureforresolvingcomputerproblems”onpage69
•“Troubleshooting”onpage69
•“Diagnostics”onpage77
•“Recoveryinformation”onpage78
Basicprocedureforresolvingcomputerproblems
Itisrecommendedthatyouusethefollowingproceduretoresolvecomputerproblemsyouareexperiencing:
1.Ensurethat:
a.Thecablesforallconnecteddevicesareconnectedcorrectlyandsecurely.
b.Allconnecteddevicesthatrequireacpowerareconnectedtoproperlygrounded,functioning
electricaloutlets.
c.AllconnecteddevicesareenabledintheBIOSsettingsofyourcomputer.See“Enablingordisabling
adevice”onpage63
Iftheseactionsdonotresolveyourproblem,continuewiththenextstep.
2.Useanantivirusprogramtoseeifyourcomputerhasbeeninfectedbyavirus.Iftheprogramdetects
avirus,removethevirus.Iftheantivirusprogramdoesnotresolveyourproblem,continuewiththe
nextstep.
3.Goto“Troubleshooting”onpage69andfollowtheinstructionsforthetypeofproblemyouare
experiencing.Ifthesetroubleshootinginstructionsdonotresolveyourproblem,continuewiththe
nextstep.
4.Runthediagnosticprogram.See“Diagnostics”onpage77.Ifthediagnosticprogramdoesnotresolve
yourproblem,continuewiththenextstep.
5.Recoveryouroperatingsystem.See“Recoveryinformation”onpage78.
6.Ifnoneoftheseactionssolveyourproblem,contacttheLenovoCustomerSupportCenter.Foralistof
LenovoSupportphonenumbers,gotohttp://www.lenovo.com/support/phone.Formoreinformation
abouthelp,service,andtechnicalassistance,seeChapter10“Gettinginformation,help,andservice”
onpage131
.
.
Troubleshooting
Attention:DonotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingtheChapter
1“Readthisfirst:Importantsafetyinformation”onpage1
Usethetroubleshootinginformationtofindsolutionstoproblemsthathavedefinitesymptoms.
.
Startupproblems
Thissectionprovidessolutionstostartup-relatedproblems.
Thecomputerdoesnotstartupwhenyoupressthepowerbutton
Solutions:Ensurethat:
•Thepowercordiscorrectlyconnectedtotherearofthecomputerandtoaworkingelectricaloutlet.
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•Ifyourcomputerhasasecondarypowerswitchontherearofthecomputer,ensurethatitisswitchedon.
•Thepowerindicatoronthefrontofthecomputerison.
•Thecomputervoltagematchesthevoltageavailableattheelectricaloutletforyourcountryorregion.
Theoperatingsystemfailstostartup
Solution:Ensurethatthestartupsequenceincludesthedevicewheretheoperatingsystemresides.Usually,
theoperatingsystemisonthestoragedrive.Formoreinformation,see“Changingthestartupdevice
sequencepermanently”onpage66.
Thecomputerbeepsmultipletimesbeforetheoperatingsystemstartsup
Solution:Ensurethatnokeysarestuck.
Audioproblems
Thissectionprovidessolutionstoaudio-relatedproblems.
NoaudioinWindows
Solutions:
•IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,ensurethat:
–TheOn/OffcontrolissettotheOnposition.
–Thespeakerpowercableisconnectedtoaproperlygrounded,functionalacelectricaloutlet.
•Ifyourexternalspeakershaveavolumecontrol,ensurethatthevolumeisnotsettoolow.
•ClickthevolumeiconintheWindowsnotificationareaonthetaskbar.Ensurethatthemutespeakers
settingsarenotselectedandnoneofthevolumesettingsissettoolow.
Note:IfthevolumeiconisnotdisplayedintheWindowsnotificationarea,addtheicontothenotification
area.See“AddinganicontotheWindowsnotificationarea”onpage45
•Somemodelshaveafrontaudiopanelyoucanusetoadjustvolume.Ifyouhaveafrontaudiopanel,
ensurethatthevolumeisnotsettoolow.
•Ensurethatyourexternalspeakers(andheadphones,ifused)areconnectedtothecorrectaudio
connectoronthecomputer.Mostspeakercablesarecolor-codedtomatchtheconnector.
Note:Whenexternal-speakerorheadphonecablesareconnectedtotheaudioconnector,theinternal
speaker,ifpresent,isdisabled.Inmostcases,ifanaudioadapterisinstalledinoneoftheexpansion
slots,theaudiofunctionbuiltintothesystemboardisdisabled.Therefore,youmustusetheaudio
connectorsontheaudioadapter.
•EnsurethattheprogramyouarerunningisdesignedforuseintheMicrosoftWindowsoperatingsystem.
IftheprogramisdesignedtoruninDOS,theprogramdoesnotusetheWindowssoundfeature.The
programmustbeconfiguredtouseSoundBlasterProorSoundBlasteremulation.
•Ensurethattheaudiodevicedriversarecorrectlyinstalled.
.
Soundcomesonlyfromoneexternalspeaker
Solutions:
•Ensurethatthespeakercableisinsertedcompletelyintotheconnectoronthecomputer.
•Ensurethatthecablethatconnectstheleftspeakertotherightspeakerissecurelyconnected.
•ClickthevolumeiconintheWindowsnotificationareaonthetaskbar.Then,clickthespeakericonontop
ofthevolumecontrol.ClicktheLevelstabandensurethattheBalancesettingsaresetcorrectly.
70ThinkCentreM700HardwareMaintenanceManual

Note:IfthevolumeiconisnotdisplayedintheWindowsnotificationarea,addtheicontothenotification
area.See“AddinganicontotheWindowsnotificationarea”onpage45
.
CDproblems
ThissectionprovidessolutionstoCD-relatedproblems.
ACDorDVDdoesnotwork
Solutions:
•IfyouhavemultipleCDorDVDdrivesinstalled(oracombinationofCDandDVDdrives),tryinsertingthe
discintotheotherdrive.Insomecases,onlyoneofthedrivesisconnectedtotheaudiosubsystem.
•Ensurethatthediscisinsertedcorrectly,withitslabelup.
•Ensurethatthediscyouareusingisclean.T oremovedustorfingerprints,wipethedisccleanwithasoft
clothfromthecentertotheoutside.Wipingadiscinacircularmotionmightcauselossofdata.
•Ensurethatthediscyouareusingisnotscratchedordamaged.T ryinsertinganotherdiscthatyou
knowisgood.Ifyoucannotreadfromaknown-gooddisc,youmighthaveaproblemwithyouroptical
driveorthecablingtoyouropticaldrive.Ensurethatthepowercableandsignalcablearesecurely
connectedtothedrive.
Unabletouseabootablerecoverymedium,suchastheProductRecoveryCD,to
startyourcomputer
Solution:EnsurethattheCDorDVDdriveisinthestartupsequencebeforethestoragedrive.Referto
“Selectingatemporarystartupdevice”onpage66
sequence.Notethatonsomemodelsthestartupsequenceispermanentlysetandcannotbechanged.
forinformationonviewingandchangingthestartup
DVDproblems
ThissectionprovidessolutionstoDVD-relatedproblems.
BlackscreeninsteadofDVDvideo
Solutions:
•RestarttheDVDplayerprogram.
•T ryalowerscreenresolutionorcolordepth.
•Closeanyopenfiles,andthenrestartthecomputer.
DVDmoviedoesnotplay
Solutions:
•Ensurethatthediscsurfaceiscleanandnotscratched.
•Checkthediscorpackageforregionalcoding.Y oumightneedtopurchaseadiscwithcodingfor
theregionwhereyouareusingyourcomputer.
NoaudioorintermittentaudiowhileplayingaDVDmovie
Solutions:
•Checkthevolumecontrolsettingsonyourcomputerandonyourspeakers.
•Ensurethatthediscsurfaceiscleanandnotscratched.
•Checkallcableconnectionstoandfromthespeakers.
•UsetheDVDmenuforthevideotoselectadifferentaudiotrack.
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Playbackissloworchoppy
Solutions:
•Disableanybackgroundprograms,suchasAntiVirusorDesktopThemes.
•Ensurethatvideoresolutionissettolessthan1152x864pixels.
Invaliddiscornodiscfoundmessage
Solutions:
•EnsurethataDVDdiscisinthedrivewiththeshinysideofthediscfacingdown.
•Ensurethatvideoresolutionissettolessthan1152x864pixels.
•OncomputersthathaveaCD-ROMorCD-RWdriveinadditiontoaDVD-ROMdrive,ensurethatthe
DVDdiscisinthedrivelabeled“DVD”.
Intermittentproblems
Someproblemsoccuronlyoccasionallyandaredifficulttorepeat.
Solutions:
•Ensurethatallcablesandcordsaresecurelyconnectedtothecomputerandconnecteddevices.
•Ensurethatwhenthecomputerison,thefangrillisnotblocked(thereisairflowaroundthegrill),andthe
fansareworking.Ifairflowisblockedorthefansarenotworking,thecomputermightoverheat.
•IfSmallComputerSystemInterface(SCSI)devicesareinstalled,ensurethatthelastexternaldevicein
eachSCSIchainisterminatedcorrectly.Formoreinformation,seeyourSCSIdocumentation.
Storagedriveproblems
Selectyoursymptomfromthefollowinglist:
•“SomeorallstoragedrivesmissingfromtheSetupUtilityprogram”onpage72
•“"NoOperatingSystemFound"messageorthesystemnotstartingupfromthecorrectstoragedrive”
onpage72
SomeorallstoragedrivesmissingfromtheSetupUtilityprogram
Symptom:SomeorallstoragedrivesmissingfromtheSetupUtilityprogram
Solutions:
•Ensurethatallstoragedrivesignalcablesandpowercablesareconnectedcorrectly.
•Ensurethatyourcomputerisconfiguredcorrectlytosupportthestoragedrives.
–IfyourcomputerisinstalledwithfiveSATAstoragedrives,ensurethattheSATAstoragedrive
enablementmodule(onetofivestoragedrives)isinstalled.
–IfyourcomputerisinstalledwithSASstoragedrives,ensurethattheSASstoragedriveenablement
module(onetofivestoragedrives)ortheLSIMegaRAIDSASadapterisinstalled.
"NoOperatingSystemFound"messageorthesystemnotstartingupfromthe
correctstoragedrive
Symptom:"NoOperatingSystemFound"messageorthesystemnotstartingupfromthecorrectstorage
drive
Solutions:
•Ensurethatallstoragedrivesignalcablesandpowercablesareconnectedcorrectly.
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•EnsurethatthestoragedriveyourcomputerstartsupfromislistedasthefirststartupdeviceintheSetup
Utilityprogram.Referto“Changingthestartupdevicesequencepermanently”onpage66
Note:Inrarecases,thestoragedrivewiththeoperatingsystemmightgetcorruptedordamaged.Insuch
cases,youmightneedtoreplacethestoragedrive.RefertoChapter9“Installingorreplacinghardware”
onpage87
.
.
Networkingproblems
Thissectionprovidessolutionstonetworking-relatedproblems.
EthernetLANproblems
MycomputercannotbeconnectedtoanEthernetLAN
Solutions:
•ConnectthecablefromtheEthernetconnectortotheRJ45connectorofthehub.
•EnabletheEthernetLANfeatureintheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”on
page63
•EnabletheEthernetLANadapter.
•UpdateorreinstalltheEthernetLANdriver.See“Keepingyourcomputercurrent”onpage54.
•Installallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.CheckwithyourLAN
administratorforthenecessarynetworkingsoftware.
•Setthesameduplexfortheswitchportandtheadapter.Ifyouconfiguredtheadapterforfullduplex,
ensurethattheswitchportisalsoconfiguredforfullduplex.Settingthewrongduplexmodemight
degradeperformance,causedataloss,orresultinlostconnections.
.Then,followtheinstructionsonthescreen.
1.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickNetwork
andSharingCenter➙Changeadaptersettings.
3.Right-clicktheEthernetLANadaptericonandclickEnable.
MycomputerisaGigabitEthernetmodelandIuseaspeedof1000Mbps,buttheconnectionfails
orerrorsoccur
Solution:ConnectthenetworkcabletotheEthernetconnectorusingCategory5wiringanda100BASE-T
hub/switch(not100BASE-X).
MycomputerisaGigabitEthernetmodel,butitcannotbeconnectedtothenetworkat1000Mbps,
butatonly100Mbps
Solutions:
•T ryanothercable.
•Setthelinkpartnertoauto-negotiate.
•Settheswitchtobe802.3ab-compliant(gigabitovercopper).
TheWakeOnLANfeaturedoesnotwork
Solution:EnabletheWakeOnLAN(WOL)featureintheSetupUtilityprogram.See“StartingtheSetupUtility
program”onpage63
.Then,followtheinstructionsonthescreen.
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WirelessLANproblem
Note:ThewirelessLANfeatureissupportedonlyonsomemodels.
ThewirelessLANfeaturedoesnotwork
Solutions:
•EnablethewirelessLANfeatureintheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”on
page63
•ForWindows10,enablethewirelessLANfeatureinWindowsSettings.ClicktheStartbuttontoopenthe
Startmenu,andthenclickSettings➙Network&Internet➙Wi-Fi.TurnontheWi-Fifeature.
•EnablethewirelessLANadapter.
•UpdateorreinstallthewirelessLANdriver.See“Keepingyourcomputercurrent”onpage54.
.Then,followtheinstructionsonthescreen.
1.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickNetwork
andSharingCenter➙Changeadaptersettings.
3.Right-clickthewirelessLANadaptericonandclickEnable.
Bluetoothproblems
Note:TheBluetoothfeatureissupportedonlyonsomemodels.
TheBluetoothfeaturedoesnotwork
Solutions:
•EnabletheBluetoothfeatureintheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”on
page63.Then,followtheinstructionsonthescreen.
•T urnontheBluetoothradios.
1.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu.Right-clickComputer,andthen
clickProperties.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickDeviceManager.Typetheadministratorpasswordorprovideconfirmationifprompted.
3.Right-clicktheBluetoothradiosunderBluetoothRadiosandclickEnable.
•EnabletheBluetoothadapter.
1.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickNetwork
andSharingCenter➙Changeadaptersettings.
3.Right-clicktheBluetoothadaptericonandclickEnable.
•UpdateorreinstalltheBluetoothdriver.See“Keepingyourcomputercurrent”onpage54.
SounddoesnotcomefromtheBluetoothheadsetorheadphones
Solution:SettheBluetoothheadsetorheadphonesasthedefaultdevice.
1.Exittheapplicationthatusesthesounddevice(forexample,WindowsMediaPlayer).
2.Right-clickthevolumeiconintheWindowsnotificationareaonthetaskbar.
74ThinkCentreM700HardwareMaintenanceManual

Note:IfthevolumeiconisnotdisplayedintheWindowsnotificationarea,addtheicontothe
notificationarea.See“AddinganicontotheWindowsnotificationarea”onpage45.
3.ClickPlaybackdevices.
4.IfyouareusingtheHeadsetprofile,selectBluetoothHands-freeAudio,andthenclickSetDefault.If
youareusingtheAVprofile,selectStereoAudio,andthenclickSetDefault.
5.ClickOK.
Performanceproblems
Thissectionprovidessolutionstoperformance-relatedproblemsofyourcomputer.
Excessivenumberoffragmentedfiles
Solution:UsetheWindowsdiskdefragmentationordiskoptimizationfeaturetocleanupthefiles.
Note:Dependingonthevolumeofthestoragedrivesandamountofdatastoredonthestoragedrives,the
disk-defragmentationprocessmighttakeuptoseveralhours.
1.Closeanyopenprogramsandwindows.
2.ClicktheStartbuttontoopentheStartmenu.
3.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClickComputer.
•ForWindows10:ClickFileExplorer➙ThisPC.
4.Right-clickyourCdriveandthenclickProperties.
5.ClicktheToolstab.
6.DependingonyourWindowsversion,dooneofthefollowing:
•ForWindows7:ClickDefragmentnow.
•ForWindows10:ClickOptimize.Selectthedesireddrive,andthenclickOptimize.
7.Followtheinstructionsonthescreen.
Insufficientfreestoragedrivespace
Solutions:Freeupstoragedrivespace.
•CleanoutyourInbox,SentItems,andDeletedItemsfoldersfromyoure-mailapplication.
•CleanupyourCdrive.
1.ClicktheStartbuttontoopentheStartmenu.
2.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClickComputer.
–ForWindows10:ClickFileExplorer➙ThisPC.
3.Right-clickyourCdriveandthenclickProperties.
4.Checktheamountoffreespace,andthenclickDiskCleanup.
5.Alistofunnecessaryfilecategoriesisdisplayed.Selecteachfilecategoryyouwanttodelete,
andthenclickOK.
•T urnsomeWindowsfeaturesofforremovesomeunnecessaryprograms.
1.DependingonyourWindowsversion,dooneofthefollowing:
–ForWindows7:ClicktheStartbuttontoopentheStartmenu.
–ForWindows10:Right-clicktheStartbuttontoopentheStartcontextmenu.
Chapter7.Troubleshooting,diagnostics,andrecovery75

2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickPrograms
andFeatures.
3.Dooneofthefollowing:
–T oturnsomeWindowsfeaturesoff,clickTurnWindowsfeaturesonoroff.Followthe
instructionsonthescreen.
–T oremovesomeunnecessaryprograms,selecttheprogramyouwanttoremove,andthenclick
Uninstall/ChangeorUninstall.
Insufficientfreememoryspace
Solutions:
•Right-clickablankareaonthetaskbarandopenTaskManager.Then,endsometasksyouarenot
performing.
•Installadditionalmemorymodules.SeeChapter9“Installingorreplacinghardware”onpage87
purchasememorymodules,goto
http://www.lenovo.com.
Serialconnectorcannotbeaccessed
Solutions:
•Connecttheserialcabletotheserialconnectoronthecomputerandtotheserialdevice.Iftheserial
devicehasitsownpowercord,connectthepowercordtoagroundedelectricaloutlet.
•T urnontheserialdeviceandkeepthedeviceonline.
•Installanyapplicationprogramssuppliedwiththeserialdevice.Refertothedocumentationthatcomes
withtheserialdeviceformoreinformation.
•Ifyouaddedoneserial-connectoradapter,installtheadaptercorrectly.
.To
USBdeviceproblems
ThissectionprovidessolutionstoUSBdevice-relatedproblems.
MyUSBdevicecannotbeaccessed
Solutions:
•ConnecttheUSBcablefromtheUSBconnectortotheUSBdevice.IftheUSBdevicehasitsownpower
cord,connectthepowercordtoagroundedelectricaloutlet.
•T urnontheUSBdeviceandkeepthedeviceonline.
•InstallanydevicedriversorapplicationprogramssuppliedwiththeUSBdevice.Refertothe
documentationthatcomeswiththeUSBdeviceformoreinformation.
•DetachandreconnecttheUSBconnectortoresettheUSBdevice.
IcannotinstalltheWindows7operatingsystemusinganexternalUSBdevice
Solution:Gotohttp://www.lenovo.com/supporttodownloadandinstallUSBdrivers.
Softwareanddriverproblems
Thissectionprovidessolutionstosoftware-anddriver-relatedproblems.
Forsomeprograms,datescannotbesortedincorrectorder
Solution:Someprogramsdevelopedbeforetheyear2000useonlythelasttwodigitsofayeartosortdates,
assumingthefirsttwodigitsare19.Consequently,datescannotbesortedincorrectordernowadays.
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Checkwithyoursoftwaremanufacturertoseeifanyupdatesareavailable.Manysoftwaremanufacturers
makeupdatesavailablefromtheWorldWideWeb.
Someapplicationprogramsdonotworkasexpected
Solutions:
1.Checkwhethertheproblemiscausedbyanapplicationprogram.
a.Ensurethatthesoftwareiscompatiblewithyourcomputer.Refertotheinformationsuppliedwith
thesoftwareformoreinformation.
b.Verifythatothersoftwareworkscorrectlyonyourcomputer.
c.Verifythatthesoftwareyouareusingworksonanothercomputer.
2.Iftheproblemiscausedbyanapplicationprogram:
•Refertotheprinteddocumentationthatcomeswiththeprogramorthehelpsystemoftheprogram.
•Updatetheprogram.See“Keepingyourcomputercurrent”onpage54.
•Uninstalltheprogramandthenreinstallit.Todownloadaprogramthatispreinstalledonyour
computer,gotohttp://www.lenovo.com/supportandfollowtheinstructionsonthescreen.
Adevicedoesnotworknormallyduetodevicedriverproblems
Solution:Updatethedevicedriver.See“Keepingyourcomputercurrent”onpage54.
Diagnostics
Note:IfyouareusingaWindowsoperatingsystemotherthanWindows7orWindows10,goto
http://www.lenovo.com/diagsforthediagnosticsinformationforyourcomputer.
Thediagnosticprogramisusedtotesthardwarecomponentsofyourcomputer.Thediagnosticprogramalso
canreportoperating-system-controlledsettingsthatinterferewiththecorrectoperationofyourcomputer.
LenovoSolutionCenter
TheLenovoSolutionCenterprogramisthediagnosticprogrampreinstalledonyourcomputer.Theprogram
enablesyoutotroubleshootandresolvecomputerproblems.Itcombinesdiagnostictests,system
informationcollection,securitystatus,andsupportinformation,alongwithhintsandtipsformaximum
systemperformance.
ToopentheLenovoSolutionCenterprogram,see“Accessingaprogramonyourcomputer”onpage41
moreinformationaboutusingtheprogram,refertothehelpsystemoftheprogram.
IfyouareunabletoisolateandrepairtheproblemyourselfafterrunningLenovoSolutionCenter,save
andprintthelogfilescreatedbytheprogram.Y oumightneedthelogfileswhenyouspeaktoaLenovo
technicalsupportrepresentative.
UEFIdiagnosticprogram
TheUEFIdiagnosticprogramenablesyoutotesthardwaredevices(suchasmemorymodulesorstorage
drives)andprovidesthefollowingtools:
•Systeminformation
•Recoverbadsectorstool
•Generateconfigurationfile
•Executefromconfigurationfile
.For
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TousetheUEFIdiagnosticprogram,dothefollowing:
1.T urnonorrestartyourcomputer.
2.BeforeWindowsstarts,repeatedlypressandreleasetheF10keyuntiltheUEFIdiagnosticprogram
opens.
Note:IfaBIOSpasswordhasbeenset,theSetupUtilityprogramwillnotopenuntilyouenterthe
correctpassword.Formoreinformation,see“UsingBIOSpasswords”onpage65.
3.Followtheinstructionsonthescreentousethediagnosticprogram.
Recoveryinformation
Thissectionprovidesinstructionsabouthowtorecoveryouroperatingsystem.
Note:Ifadevicedoesnotworknormallyafterrecoveringtheoperatingsystem,updatethedevicedriver.
See“Keepingyourcomputercurrent”onpage54
.
RecoveryinformationforWindows7
TorecoveryourWindows7operatingsystem,usethefollowingsolutions:
•UseWindowsrecoverysolutions.
–UseSystemRestoretorestoresystemfilesandsettingstoanearlierpoint.
1.ClicktheStartbuttontoopentheStartmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclick
Recovery➙OpenSystemRestore.
3.Followtheinstructionsonthescreen.
–UsetheWindowsrecoveryenvironmentbydoingoneofthefollowing:
–Afterseveralconsecutivefailedbootattempts,theWindowsrecoveryenvironmentmightstart
automatically.Followtheinstructionsonthescreentochoosetheappropriaterecoverysolution.
–T urnonorrestartyourcomputer.Then,repeatedlypressandreleasetheF8keyuntiltheAdvanced
BootOptionswindowopens.SelectRepairY ourComputer,pressEnter,andfollowtheinstructions
onthescreentochoosetheappropriaterecoverysolution.
Note:Forsomekeyboards,youmightneedtopressFn+F8toopentheAdvancedBootOptions
window.
•UsetheRescueandRecoveryprogramtorestorethestoragedrivefromabackup,orrestoretheC
drivetothefactory-defaultsettings.
Notes:
–Dependingonyourcomputermodel,theRescueandRecoveryprogrammightnotbeavailableunless
youinstalleditmanuallyearlier.
–IfyouusetheRescueandRecoveryprogramtorestorethestoragedrivefromabackup,ensurethat
youbackedupyourdataearlierwiththeprogram.
TousetheRescueandRecoveryprogram,dooneofthefollowing:
–OpentheRescueandRecoveryprogram.See“Accessingaprogramonyourcomputer”onpage41.
Formoreinformationaboutusingtheprogram,refertothehelpsystemoftheprogram.
–OpentheRescueandRecoveryworkspace.
1.T urnoffyourcomputer.PressandholdtheEnterkeyandthenturnonthecomputer.Release
theEnterkeywhenStartupInterruptMenuisdisplayed.Then,pressF11toopentheRescue
andRecoveryworkspace.
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2.IftheRescueandRecoveryworkspacefailstoopen,usetherescuemediumyoucreatedearlierto
resolvetheproblem.Selecttherescuemediumasthestartupdevice.See“Selectingatemporary
startupdevice”onpage66
opens.Followtheinstructionsonthescreen.
•UsetherecoverymediumyoucreatedearlierwiththeCreateRecoveryMediaprogramtorestoreonly
theCdriveortheentirestoragedrivetothefactory-defaultsettings.
Note:Tocreatearecoverymedium,see“Goodmaintenancepractices”onpage54.
1.Selecttherecoverymediumasthestartupdevice.See“Selectingatemporarystartupdevice”
onpage66
2.Followtheinstructionsonthescreentochoosetheappropriaterecoverysolution.
•UsetherecoverydiscsetprovidedbyLenovotorestoretheentirestoragedrivetothefactory-default
settings.
–Ifyourcomputercomeswiththerecoverydiscset,followtheinstructionsshippedwiththediscset.
–Ifyourcomputerdoesnotcomewiththerecoverydiscset,contacttheLenovoCustomerSupport
Centertoorderarecoverydiscset.See“Callingforservice”onpage132
.
.Whentherescuemediumstarts,theRescueandRecoveryworkspace
.
RecoveryinformationforWindows10
TorecoveryourWindows10operatingsystem,usethefollowingsolutions:
•UseWindowsrecoverysolutions.
–UserecoverysolutionsinWindowsSettings.
1.ClicktheStartbuttontoopentheStartmenu.
2.ClickSettings➙Update&security➙Recovery.
3.Choosetheappropriaterecoverysolutionbyfollowingtheinstructionsonthescreen.
–UseSystemRestoretorestoresystemfilesandsettingstoanearlierpoint.
1.Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclick
Recovery➙OpenSystemRestore.
3.Followtheinstructionsonthescreen.
–UsetheFileHistorytooltorestoreyourfilesfromabackup.
Note:IfyouusetheFileHistorytooltorestoreyourfilesfromabackup,ensurethatyoubackedup
yourdataearlierwiththetool.
1.Right-clicktheStartbuttontoopentheStartcontextmenu.
2.ClickControlPanel.ViewControlPanelusingLargeiconsorSmallicons,andthenclickFile
History➙Restorepersonalfiles.
3.Followtheinstructionsonthescreen.
–UsetheWindowsrecoveryenvironmentbydoingoneofthefollowing:
–Afterseveralconsecutivefailedbootattempts,theWindowsrecoveryenvironmentmightstart
automatically.Followtheinstructionsonthescreentochoosetheappropriaterecoverysolution.
–SelecttherecoverymediumyoucreatedearlierwiththeWindowstoolasthestartupdevice.See
“Selectingatemporarystartupdevice”onpage66
tochoosetheappropriaterecoverysolution.
Note:Tocreatearecoverymedium,see“Goodmaintenancepractices”onpage54.
.Then,followtheinstructionsonthescreen
Chapter7.Troubleshooting,diagnostics,andrecovery79

•UsetherecoveryUSBkeyprovidedbyLenovotorestoretheentirestoragedrivetothefactory-default
settings.
–IfyourcomputercomeswiththerecoveryUSBkey,followtheinstructionsshippedwiththeUSBkey.
–IfyourcomputerdoesnotcomewiththerecoveryUSBkey,contacttheLenovoCustomerSupport
CentertoorderarecoveryUSBkey.See“Callingforservice”onpage132
.
80ThinkCentreM700HardwareMaintenanceManual

Chapter8.Servicecheckoutandsymptom-to-FRUindex
Thischapterprovidesinformationaboutgeneralservicecheckoutandsymptom-to-FRUindex.
Servicecheckout
Attention:Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartup
sequencechanged.Beextremelycarefulduringwriteoperationssuchascopying,saving,orformatting.
Dataorprogramscanbeoverwrittenifyouselectanincorrectdrive.
Generalerrormessagesappearifaproblemorconflictisfoundbyanapplicationprogram,theoperating
system,orboth.Foranexplanationofthesemessages,refertotheinformationsuppliedwiththatsoftware
package.
BeforereplacinganyFRUs,ensurethatthelatestlevelofBIOSisinstalledonthesystem.Adown-levelBIOS
mightcausefalseerrorsandunnecessaryreplacementofthesystemboard.
Usethefollowingproceduretohelpdeterminethecauseoftheproblem:
1.Power-offthecomputerandallexternaldevices.
2.Checkallcablesandpowercords.
3.Setalldisplaycontrolstothemiddleposition.
4.Power-onallexternaldevices.
5.Power-onthecomputer.
•Lookfordisplayederrorcodes
•Listenforbeepcodes
•Lookforreadableinstructionsoramainmenuonthedisplay.
Ifyoudidnotreceivethecorrectresponse,gotostep6.
Ifyoudoreceivethecorrectresponse,gotostep7.
6.Lookatthefollowingconditionsandfollowtheinstructions:
•IfyouhearbeepcodesduringPOST,goto“Beepsymptoms”onpage83
•IfthecomputerdisplaysaPOSTerror,goto“POSTerrorcodes”onpage83
•Ifthecomputerhangsandnoerrorisdisplayed,gotostep7.
7.RuntheDiagnosticprograms.See“Diagnostics”onpage77.
•Ifyoureceiveanerror,replacethepartthatthediagnosticprogramcallsout.
•Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.
.
.
Problemdeterminationtips
Duetothevarietyofhardwareandsoftwarecombinationsthatcanbeencountered,usethefollowing
informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen
requestingassistancefromServiceSupportandEngineeringfunctions.
•Machinetypeandmodel
•Processororharddiskdriveupgrades
•Failuresymptom
–Dodiagnosticsindicateafailure?
–What,when,where,single,ormultiplesystems?
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–Isthefailurerepeatable?
–Hasthisconfigurationeverworked?
–Ifithasbeenworking,whatchangesweremadepriortoitfailing?
–Isthistheoriginalreportedfailure?
•Diagnosticsversion
–T ypeandversionlevel
•Hardwareconfiguration
–Print(printscreen)configurationcurrentlyinuse
–BIOSlevel
•Operatingsystemsoftware
–T ypeandversionlevel
Notes:Toeliminateconfusion,identicalsystemsareconsideredidenticalonlyifthey:
1.Aretheexactmachinetypeandmodels
2.HavethesameBIOSlevel
3.Havethesameadapters/attachmentsinthesamelocations
4.Havethesameaddressjumpers/terminators/cabling
5.Havethesamesoftwareversionsandlevels
6.HavethesameDiagnosticDiskettes(version)
7.Havethesameconfigurationoptionssetinthesystem
8.Havethesamesetupfortheoperatingsystemcontrolfiles
Comparingtheconfigurationandsoftwareset-upbetween“workingandnon-working”systemswilloften
leadtoproblemresolution.
Symptom-to-FRUindex
TheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedfirst.
Alwaysbeginwith“Servicecheckout”onpage81
.Thisindexcanalsobeusedtohelpyoudecidewhich
FRUstohaveavailablewhenservicingacomputer.Ifyouareunabletocorrecttheproblemusingthis
index,goto“Undeterminedproblems”onpage86
Notes:
•TheSymptom-to-FRUindexisnotspecifictoanymachinetypeandareapplicabletoallLenovocomputers.
•Ifyouhavebothanerrormessageandanincorrectaudioresponse,diagnosetheerrormessagefirst.
•Ifyoucannotrunthediagnostictestsorgetadiagnosticerrorcodewhenrunningatest,firstdiagnosethePOST
errormessageyoureceive.
•Ifyoudidnotreceiveanyerrormessage,lookforadescriptionofyourerrorsymptomsinthefirstpartofthisindex.
.
Harddiskdrivebooterror
Aharddiskdrivebooterrorcanhavethefollowingcauses.
ErrorFRU/Action
Thestart-updriveisnotinthebootsequencein
configuration.
Nooperatingsysteminstalledonthebootdrive.Installanoperatingsystemonthebootdrive.
Checktheconfigurationandensurethestart-updriveis
inthebootsequence.
82ThinkCentreM700HardwareMaintenanceManual

ErrorFRU/Action
Thebootsectoronthestartupdriveiscorrupted.
Thedriveisdefective.
Thedrivemustbeformatted.Dothefollowing:
1.Attempttobackupthedataonthefailingharddisk
drive.
2.Usingtheoperatingsystemprograms,formatthe
harddiskdrive.
Replacetheharddiskdrive.
Powersupplyproblems
Ifyoususpectapowerproblem,usethefollowingprocedures.
Check/VerifyFRU/Action
Checkthefollowingforproperinstallation.
•Powercord
•On/Offswitchconnector
•On/Offswitchpowersupplyconnector
•Systemboardpowersupplyconnectors
•Microprocessor(s)connection
Checkthepowercordforcontinuity.
Checkthepower-onswitchforcontinuity.
Reseatconnectors
Powercord
Power-onswitch
Beepsymptoms
Beepsymptomsaretonesoraseriesoftonesseparatedbypauses(intervalswithoutsound)duringPOST.
Thefollowingtabledescribesthebeepsymptoms.
BeepsymptomFRU/Action
2shortbeepsCMOSsettingerrorCommonerrorcode,seethedetailfailureinformationin
.
3shortand1longbeepsDRAMmemoryerror
“POSTerrorcodes”onpage83
Performthefollowingactionsinorder.
1.Makesurethememorymodule(s)areproperlyseated
intheconnector(s).
2.Replacethememorymodule(s).
3.Replacethesystemboard.
POSTerrorcodes
Eachtimeyoupower-onthesystem,itperformsaseriesofteststhatchecktheoperationofthesystem
andsomeoptions.ThisseriesoftestsiscalledthePower-OnSelf-Test,orPOST.POSTdoesthefollowing
operations.
•Checkssomebasicsystem-boardoperations
•Checksthememoryoperation
•Startsthevideooperation
•Verifiesthatthebootdriveisworking
Chapter8.Servicecheckoutandsymptom-to-FRUindex83

IfthePOSTdetectsaproblem,anerrormessageappearsonthescreen.Asingleproblemcancauseseveral
errormessagestoappear.Whenyoucorrectthecauseofthefirsterrormessage,theothererrormessages
probablywillnotbedisplayednexttimeyouturnonthesystem.
ErrorcodePOSTerrormessageDescription/Action
0135
0211
0164MemorysizedecreasedPressF10toexit.
1762
1820
1962
Fanfailure
Keyboardnotfound
Configurationchangehasoccurred
Morethanoneexternalfingerprint
readerareattached.Poweroffand
removeallbutthereaderthatyouset
upwithinyourmainoperatingsystem.
Nooperatingsystemfound.Press
anykeytorepeatbootsequence.
Thesystemmightbeoverheating.
PressF10toexit.
Note:Iftheproblemiscausedbythe
microprocessorfan,pressF10will
notsolvetheproblem.
Whenthereisnokeyboarddetected,
theerrormessagewillbedisplayed.
Thiserrormessageisdisplayedwhen
aharddiskdriveoropticaldrive
changehasbeenmade.
PressF10toexit.
Ifmorethanoneexternalfingerprint
readerareconnectedtoacomputer,
thiserrormessagewillbedisplayed.
Removeallofthefingerprint
keyboardsexcepttheonecompatible
withthefingerprintapplicationon
yourcomputer.
ThiserroroccursonlyafterthePOST
iscompleted.
Miscellaneouserrorconditions
Message/SymptomFRU/Action
ChangingdisplaycolorsDisplay/Monitor
Computerwillnotpower-off.See“Harddiskdriveboot
error”onpage82
ComputerwillnotRPLfromserver
.
1.PowerSwitch
2.SystemBoard
3.Risercard,ifinstalled.
1.Ensurethatnetworkisinstartupsequenceasfirst
deviceorfirstdeviceafterdiskette.
2.EnsurethatnetworkadapterisenabledforRPL.
3.Networkadapter(Advisenetworkadministratorof
newMACaddress)
Pressanykeytorepeatboot
sequence.
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Message/SymptomFRU/Action
ComputerwillnotperformaWakeOnLAN
®
(ifapplicable)1.Checkpowersupplyandsignalcableconnections
tonetworkadapter.
2.Ensurethattheoperatingsystemsettingsaresetto
enableWakeonLAN.
3.EnsureWakeOnLANfeatureisenabledin
Setup/Configuration(see“StartingtheSetupUtility
program”onpage63
4.EnsurenetworkadministratorisusingcorrectMAC
address.
5.EnsurenointerruptorI/Oaddressconflicts.
6.Networkadapter(advisenetworkadministratorof
newMACaddress)
Deadcomputer.See“Harddiskdrivebooterror”onpage
82
.
Diskettedrivein-uselightremainsonordoesnotlight
whendriveisactive.
1.PowerSupply
2.SystemBoard
1.DisketteDrive
2.SystemBoard
3.DisketteDriveCable
Blankscreenexceptforflashingcursor.
1.SystemBoard
2.PrimaryHardDiskDrive
3.HardDiskDriveCable
IncorrectmemorysizeduringPOST
1.RuntheMemorytests.
2.MemoryModule
3.SystemBoard
"InsertaDiskette"iconappearswithaknown-good
diagnosticsdisketteinthefirst3.5-inchdiskettedrive.
1.SystemBoard
2.DisketteDriveCable
3.NetworkAdapter
Intensityorcolorvariesfromlefttorightofcharacters
andcolorbars
1.Display
2.Videoadapter(ifpresent)
3.SystemBoard
Nopowerorfannotrunning
Non-systemdiskordiskerror-typemessagewitha
known-gooddiagnosticdiskette.
1.See“Harddiskdrivebooterror”onpage82.
1.DisketteDrive
2.SystemBoard
3.DisketteDriveCable
Otherdisplaysymptomsnotlistedabove(includingblank
orillegibledisplay)
Power-onindicatororharddiskdrivein-uselightnoton,
butcomputerworkscorrectly
1.Display
2.SystemBoard
1.Powerswitch/LEDassembly
2.SystemBoard
Printerproblems1.Printer
2.SystemBoard
)
Chapter8.Servicecheckoutandsymptom-to-FRUindex85

Message/SymptomFRU/Action
Programloadsfromtheharddiskwithaknown-good
diagnosticsdisketteinthefirst3.5-inchdiskettedrive
RPLcomputercannotaccessprogramsfromitsownhard
disk.
RPLcomputerdoesnotRPLfromserver
Serialorparallelconnectordevicefailure(systemboard
connector)
Serialorparallelconnectordevicefailure(adapter
connector)
Someorallkeysonthekeyboarddonotwork
1.RuntheSetupUtilityprogramandcheckStartup
sequence.
2.DisketteDrive
3.DisketteDriveCable
4.SystemBoard
5.PowerSupply
1.IfnetworkadministratorisusingLCCMHybridRPL,
checkstartupsequence:
a.Firstdevice-network
b.Seconddevice-harddisk
2.Harddiskdrive
1.Checkstartupsequence.
2.CheckthenetworkadapterLEDstatus.
1.ExternalDeviceSelf-TestOK?
2.ExternalDevice
3.Cable
4.SystemBoard
1.ExternalDeviceSelf-TestOK?
2.ExternalDevice
3.Cable
4.AlternateAdapter
5.SystemBoard
1.Keyboard
2.KeyboardCable
3.SystemBoard
Undeterminedproblems
Thissectionprovidesinstructionsonhowtofindoutthefailingdevicesoradapters.
1.Power-offthecomputer.
2.Removeordisconnectthefollowingcomponents(ifinstalled)oneatatime.
a.Externaldevices(modem,printer,ormouse)
b.Anyadapters
c.Memorymodules
d.Extendedvideomemory
e.ExternalCache
f.ExternalCacheRAM
g.Harddiskdrive
h.Diskettedrive
3.Power-onthecomputertore-testthesystem.
4.Repeatsteps1through3untilyoufindthefailingdeviceoradapter.
Ifalldevicesandadaptershavebeenremoved,andtheproblemcontinues,replacethesystemboard.
See“Replacingthesystemboard”onpage127
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.

Chapter9.Installingorreplacinghardware
Thischaptercontainsthefollowingtopics:
•“Handlingstatic-sensitivedevices”onpage87
•“Installingorreplacinghardware”onpage87
Handlingstatic-sensitivedevices
Donotopenthestatic-protectivepackagecontainingthenewpartuntilthedefectiveparthasbeenremoved
andyouarereadytoinstallthenewpart.Staticelectricity,althoughharmlesstoyou,canseriouslydamage
computercomponentsandparts.
Whenyouhandlepartsandothercomputercomponents,taketheseprecautionstoavoidstatic-electricity
damage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlepartsandothercomputercomponentscarefully.HandlePCI/PCI-Expresscards,memory
modules,systemboards,andmicroprocessorsbytheedges.Nevertouchanyexposedcircuitry.
•Preventothersfromtouchingthepartsandothercomputercomponents.
•T ouchthestatic-protectivepackagecontainingtheparttoametalexpansion-slotcoverorother
unpaintedmetalsurfaceonthecomputerforatleasttwoseconds.Thisreducesstaticelectricityfrom
thepackageandyourbodybeforeyouinstallorreplaceanewpart.
•Whenpossible,removethenewpartfromthestatic-protectivepackage,andinstallitdirectlyinthe
computerwithoutsettingthepartdown.Whenthisisnotpossible,placethestatic-protectivepackage
thatthepartcameinonasmooth,levelsurfaceandplacethepartonthepackage.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Installingorreplacinghardware
Thissectionprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.Youcanexpand
thecapabilitiesofyourcomputerandmaintainyourcomputerbyinstallingorreplacinghardware.
Attention:DonotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingtheChapter
1“Readthisfirst:Importantsafetyinformation”onpage1
Notes:
•Dependingonyourcomputermodel,someofthehardwarepartsinthissectionmightnotbeavailable.
•UsecomputerpartsprovidedonlybyLenovo.
•Wheninstallingorreplacinganoption,usetheappropriateinstructionsinthissectionalongwiththe
instructionsthatcomewiththeoption.
•Inmostareasoftheworld,LenovorequiresthereturnofthedefectiveCRU.Informationaboutthiswill
comewiththeCRUorwillcomeafewdaysaftertheCRUarrives.
.
Installingexternaloptions
Youcanconnectexternaloptionstoyourcomputer,suchasexternalspeakers,aprinter,orascanner.For
someexternaloptions,youmustinstalladditionalsoftwareinadditiontomakingthephysicalconnection.
Wheninstallinganexternaloption,see“Hardwarelocations”onpage27
toidentifytherequiredconnector.
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Usetheinstructionsshippedwiththeoptiontohelpyoumaketheconnectionandinstallanysoftware
ordevicedriversthatarerequiredfortheoption.
Removingthecomputercover
Attention:DonotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingtheChapter
1“Readthisfirst:Importantsafetyinformation”onpage1.
CAUTION:
Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe
computeriscool.
Toremovethecomputercover,dothefollowing:
1.Removeanymediafromthedrivesandturnoffallconnecteddevicesandthecomputer.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothe
computer.
2.Unlockanylockingdevicethatsecuresthecomputercover.
3.Holdthesidesofyourcomputerandgentlylayitdownsothatthecomputercoverisfacingup.
4.Removethetwoscrewsthatsecurethecomputercoverandslidethecomputercovertotherearto
removeit.
Figure10.Removingthecomputercover
Replacingthefrontbezel
Attention:DonotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingtheChapter
1“Readthisfirst:Importantsafetyinformation”onpage1
Toreplacethefrontbezel,dothefollowing:
1.Removeanymediafromthedrivesandturnoffallconnecteddevicesandthecomputer.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothe
computer.
2.Removethecomputercover.See“Removingthecomputercover”onpage88.
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.

3.Ifadustshieldhasbeeninstalled,pullitoutwardtoremoveitfromthefrontbezel.
Figure11.Removingthedustshield
4.Releasethethreeplastictabsonthetopofthefrontbezel,andthenpivotthefrontbezeldownward.
Figure12.Removingthefrontbezel
Chapter9.Installingorreplacinghardware89

5.Alignthethreeplastictabsonthebottomofthenewfrontbezelwiththecorrespondingholesinthe
chassis.Then,pivotthefrontbezelupwarduntilitsnapsintoposition.
Figure13.Installingthefrontbezel
6.Reinstallthedustshieldifyouhaveremovedit.Aligntheedgesofthedustshieldwiththeedgesofthe
frontbezel.Then,pressthedustshieldinwarduntilitsnapsintoposition.
Figure14.Installingthedustshield
Whattodonext:
•T oworkwithanotherpieceofhardware,gototheappropriatesection.
•T ocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage129
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.

Replacingtheopticaldrive
Attention:DonotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingtheChapter
1“Readthisfirst:Importantsafetyinformation”onpage1.
Toreplacetheopticaldrive,dothefollowing:
1.Removeanymediafromthedrivesandturnoffallconnecteddevicesandthecomputer.Then,
disconnectallpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothe
computer.
2.Removethecomputercover.See“Removingthecomputercover”onpage88.
3.Removethefrontbezel.See“Replacingthefrontbezel”onpage88.
4.Locatetheopticaldrive.See“Computercomponents”onpage32.
5.Disconnectthesignalcableandthepowercablefromtherearoftheopticaldrive.
6.Pressandholdthebluereleasetabs1and2ontheopticaldrivebracketasshown.Pushtheoptical
drivetowardtherearofthecomputertoremovetheopticaldrivewiththebracketfromthechassis.
Figure15.Removingtheopticaldrivewiththebracket
7.Flextheopticaldrivebracketasshowntoremovetheopticaldrivefromthebracket.
Figure16.Removingtheopticaldrivefromthebracket
Chapter9.Installingorreplacinghardware91

8.Insertastraightenedpaperclipintotheemergency-ejecthole1adjacenttotheeject/closebutton
sothatthetrayslidesoutoftheopticaldrive.Then,removetheopticaldrivebezelfromtheoptical
driveasshown.
Figure17.Removingtheopticaldrivebezelfromtheopticaldrive
9.Insertthetab1ontheopticaldrivebezelintothecorrespondingholeinthenewopticaldrive.Then,
inserttheotherthreetabs
2intothecorrespondingholesintheopticaldrive.Gentlypushthetray
forwardtoclosethetray.
Figure18.Installingtheopticaldrivebezeltotheopticaldrive
10.Flextheopticaldrivebracketandinsertthetwopinsonthebracketintothecorrespondingholesinthe
opticaldrive.Then,pivottheopticaldrivedownwarduntilitsnapsintoposition.
Figure19.Installingtheopticaldriveintothebracket
92ThinkCentreM700HardwareMaintenanceManual