Lenovo ThinkCentre M53 User manual

ThinkCentreM53
UserGuide
MachineTypes:10DB,10DC,10DD,10DE,10DV,10DW,10DX,
10DY,10EC,10ED,10ER,and10ES

Note:Befreusingthisinfrmatinandtheprductitsupprts,besuretreadandunderstandthe“Read
thisfirst:Imprtantsafetyinfrmatin”npagevandAppendixF“Ntices”npage131.
SecondEdition(December2014)
©Copyrightenovo2014.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdatarsftwareisdeliveredpursuantaGeneralServicesAdministratin
“GSA”cntract,use,reprductin,rdisclsureissubjecttrestrictinssetfrthinCntractN.GS-35F-05925.

Contents
Readthisfirst:Importantsafety
information...............v
Befreusingthismanual............v
Serviceandupgrades.............v
Staticelectricitypreventin...........vi
Pwercrdsandpweradapters........vi
Extensincrdsandrelateddevices.......vi
Plugsandutlets..............vii
Externaldevices..............vii
Heatandprductventilatin.........vii
Operatingenvirnment...........viii
Lasercmpliancestatement.........viii
Pwersupplystatement............ix
Cleaningandmaintenance...........ix
Chapter1.Productoverview......1
Lcatins..................1
Lcatingcnnectrs,cntrls,andindicatrs
nthefrntfyurcmputer........2
Lcatingcnnectrsntherearfyur
cmputer................3
Lcatingcmpnents...........4
Lcatingpartsnthesystembard.....6
Lcatingthemachinetypeandmdellabel..7
Features..................7
Specificatins...............11
Lenvprgrams.............11
AccessingLenvprgramsntheWindws
7peratingsystem...........11
AccessingLenvprgramsntheWindws
8.1peratingsystem..........12
AnintrductintLenvprgrams....13
Chapter2.Usingyourcomputer...15
Registeringyurcmputer..........15
Usingkeybardshrtcuts..........15
Usingthewheelmuse...........16
Managingpwer..............16
Advancedcnfiguratinandpwerinterface
(ACPI)BIOS..............16
AutmaticPwer-nfeatures.......16
Settingthecmputervlume.........17
Settingthevlumefrmthedesktp....17
SettingthevlumefrmCntrlPanel...17
Usingadisc................18
Usingthepticaldrive..........18
Handlingandstringadisc........18
Playingandremvingadisc.......19
Recrdingadisc............19
NavigatingamngscreensntheWindws8.1
peratingsystem..............19
AccessingCntrlPanelntheWindws8.1
peratingsystem..............21
Frequentlyaskedquestins.........21
Chapter3.Youandyourcomputer..23
Accessibilityandcmfrt..........23
Arrangingyurwrkspace........23
Cmfrt...............23
Glareandlighting............24
Aircirculatin.............24
Electricalutletsandcablelengths.....24
Accessibilityinfrmatin.........24
Mvingyurcmputertanthercuntryr
regin..................28
Chapter4.Security..........29
AttachingaKensingtn-stylecablelck.....29
Usingpasswrds..............29
BIOSpasswrds............29
Windwspasswrds..........30
Usingthecverpresenceswitch.......30
Usingthefingerprintreader..........30
Usingandunderstandingfirewalls.......31
Prtectingdataagainstviruses........31
Chapter5.Advancedconfiguration..33
UsingtheSetupUtilityprgram........33
StartingtheSetupUtilityprgram.....33
Viewingandchangingsettings......33
UsingBIOSpasswrds.........34
Enablingrdisablingadevice.......35
Selectingastartupdevice........36
EnablingErPLPScmpliancemde....36
Smartperfrmancechices........37
ICEperfrmancemde.........37
ICEthermalalert............38
ExitingtheSetupUtilityprgram......38
UpdatingrrecveringtheBIOS.......38
BIOSlevels..............39
Usingsystemprgrams.........39
ChangingtheBIOSsettingsbefreinstallinga
newperatingsystem..........39
UpdatingtheBIOSfrmadisc......40
UpdatingtheBIOSfrmyurperating
system................41
©CpyrightLenv2014i

RecveringfrmaBIOSupdatefailure...41
Chapter6.Preventingproblems...43
Keepingyurcmputercurrent........43
Gettingthelatestdevicedriversfryur
cmputer...............43
Updatingyurperatingsystem......43
UsingtheSystemUpdateprgram.....44
Cleaningandmaintenance..........44
Basics................44
Cleaningyurcmputer.........44
Gdmaintenancepractices.......45
Mvingyurcmputer...........46
Chapter7.Troubleshootingand
diagnostics..............47
Basictrubleshting............47
Trubleshtingprcedure..........48
Trubleshting..............48
Audiprblems............49
CDprblems.............49
DVDprblems.............50
Intermittentprblems..........51
Harddiskdriveprblems.........51
Prblemswiththekeybardrmuse...52
Mnitrprblems............53
Netwrkingprblems..........54
Ihavecnnectedanptintmycmputer,
butitdesntwrk...........56
Perfrmanceandlckupprblems.....56
Theprinterdesntwrk........57
Serialcnnectrcanntbeaccessed....57
Sftwareprblems...........57
MyUSBcnnectrscanntbeaccessed..58
Diagnstics................58
LenvSlutinCenter.........58
Chapter8.Recoveryinformation...61
RecveryinfrmatinfrtheWindws7perating
system..................61
Creatingandusingrecverymedia.....61
Perfrmingbackupandrecveryperatins.62
Creatingandusingarescuemedium....64
Reinstallingprgramsanddevicedrivers..64
Slvingrecveryprblems........66
RecveryinfrmatinfrtheWindws8.1
peratingsystem..............66
Refreshingyurcmputer........66
Resettingyurcmputertthefactry-default
settings................66
Usingtheadvancedstartupptins....67
RecveringyurperatingsystemifWindws
8.1failststart.............67
Chapter9.Installingorreplacing
hardware...............69
Handlingstatic-sensitivedevices.......69
Installingrreplacinghardware........69
Installingexternalptins........69
Installingandremvingtheacpweradapter
bracket................70
Installingandremvingtheacpwer
adapter................71
Installingandremvingtheverticalstand..73
InstallingandremvingtheVESAmunt
bracket................75
Installingrreplacingtheexternalptical
drive.................77
Installingrreplacingtheexternalharddisk
drive.................83
Remvingthecmputercver.......89
Replacingthemicrprcessrfan.....91
Replacingtheheatsink.........93
Replacingthememrymdule......95
Installingrreplacingthecverpresence
switch................96
Replacingtheinternalspeaker.......97
Replacingthepwerbuttnbard.....99
Replacingtheharddiskdriveassembly...100
Replacingthecin-cellbattery......102
InstallingrreplacingtheWi-Ficard
mdule................103
InstallingandremvingthefrntWi-Fi
antenna...............105
InstallingandremvingtherearWi-Fi
antenna...............107
Installingrreplacingthekeybardr
muse................109
Cmpletingthepartsreplacement.....109
Chapter10.Gettinginformation,help,
andservice.............113
Infrmatinresurces............113
LenvThinkVantageTls........113
HelpandSupprt............113
SafetyandWarranty...........113
LenvWebsite............113
LenvSupprtWebsite.........114
Helpandservice..............114
Usingthedcumentatinanddiagnstic
prgram...............114
Callingfrservice............114
Usingtherservices..........115
Purchasingadditinalservices......115
iiThinkCentreM53UserGuide

AppendixA.Regulatory
information.............117
Exprtclassificatinntice..........117
Electrnicemissinsntices.........117
FederalCmmunicatinsCmmissin
DeclaratinfCnfrmity........117
Eurasiancmpliancemark..........119
Brazilregulatryntice...........119
Mexicregulatryntice...........119
Additinalregulatryinfrmatin.......119
AppendixB.WEEEandrecycling
information.............121
ImprtantWEEEinfrmatin.........121
RecyclinginfrmatinfrJapan........121
RecyclinginfrmatinfrBrazil........122
BatteryrecyclinginfrmatinfrTaiwan.....122
BatteryrecyclinginfrmatinfrtheEurpean
Unin..................122
AppendixC.RestrictionofHazardous
SubstancesDirective(RoHS)....125
EurpeanUninRHS...........125
ChinaRHS................125
TurkishRHS...............125
UkraineRHS...............126
IndiaRHS................126
AppendixD.ChinaEnergyabel..127
AppendixE.ENERGYSTARmodel
information.............129
AppendixF.Notices.........131
Trademarks................132
Index.................133
©CpyrightLenv2014iii

ivThinkCentreM53UserGuide

Readthisfirst:Importantsafetyinformation
Thischaptercntainsthesafetyinfrmatinthatyumustbefamiliarwith.
Beforeusingthismanual
CAUTION:
Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis
product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and
SetupGuidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformation
reducestheriskofpersonalinjuryanddamagetoyourproduct.
IfyunlngerhaveacpyftheSafety,Warranty,andSetupGuide,yucanbtainaPrtableDcument
Frmat(PDF)versinfrmtheLenv®SupprtWebsiteathttp://www.lenv.cm/UserManuals.The
LenvSupprtWebsitealsprvidestheSafety,Warranty,andSetupGuideandthisUserGuidein
additinallanguages.
Serviceandupgrades
DntattempttserviceaprductyurselfunlessinstructedtdsbytheCustmerSupprtCenterr
yurdcumentatin.OnlyuseaServicePrviderwhisapprvedtrepairyurparticularprduct.
Note:Smecmputerpartscanbeupgradedrreplacedbythecustmer.Upgradestypicallyare
referredtasptins.ReplacementpartsapprvedfrcustmerinstallatinarereferredtasCustmer
ReplaceableUnits,rCRUs.Lenvprvidesdcumentatinwithinstructinswhenitisapprpriatefr
custmerstinstallptinsrreplaceCRUs.Yumustclselyfllwallinstructinswheninstallingr
replacingparts.TheOffstatefapwerindicatrdesntnecessarilymeanthatvltagelevelsinsidea
prductarezer.Befreyuremvethecversfrmaprductequippedwithapwercrd,alwaysensure
thatthepweristurnedffandthattheprductisunpluggedfrmanypwersurce.Frmreinfrmatin
nCRUs,refertChapter9“Installingrreplacinghardware”npage69.Ifyuhaveanyquestinsr
cncerns,cntacttheCustmerSupprtCenter.
Althughtherearenmvingpartsinyurcmputerafterthepwercrdhasbeendiscnnected,the
fllwingwarningsarerequiredfryursafety.
CAUTION:
Hazardousmovingparts.Keepfingersandotherbodypartsaway.
CAUTION:
Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe
computeriscool.
©CpyrightLenv2014v

Staticelectricityprevention
Staticelectricity,althughharmlesstyu,canseriuslydamagecmputercmpnentsandptins.
Imprperhandlingfstatic-sensitivepartscancausedamagetthepart.Whenyuunpackanptin
rCRU,dntpenthestatic-prtectivepackagecntainingthepartuntiltheinstructinsdirectyu
tinstallit.
WhenyuhandleptinsrCRUs,rperfrmanywrkinsidethecmputer,takethefllwingprecautins
tavidstatic-electricitydamage:
•Limityurmvement.Mvementcancausestaticelectricitytbuilduparundyu.
•Alwayshandlecmpnentscarefully.Handleadapters,memrymdules,andthercircuitbardsbythe
edges.Nevertuchexpsedcircuitry.
•Preventthersfrmtuchingcmpnents.
•Whenyuinstallastatic-sensitiveptinrCRU,tuchthestatic-prtectivepackagecntainingthe
parttametalexpansin-sltcverrtherunpaintedmetalsurfacenthecmputerfratleasttw
secnds.Thisreducesstaticelectricityinthepackageandyurbdy.
•Whenpssible,remvethestatic-sensitivepartfrmthestatic-prtectivepackagingandinstallthepart
withutsettingitdwn.Whenthisisntpssible,placethestatic-prtectivepackagingnasmth,
levelsurfaceandplacethepartnit.
•Dntplacethepartnthecmputercverrthermetalsurface.
Powercordsandpoweradapters
Usenlythepwercrdsandpweradapterssuppliedbytheprductmanufacturer.
Thepwercrdsshallbesafetyapprved.FrGermany,itshallbeH05VV-F,3G,0.75mm2,rbetter.Fr
thercuntries,thesuitabletypesshallbeusedaccrdingly.
Neverwrapapwercrdarundapweradapterrtherbject.Dingscanstressthecrdinwaysthat
cancausethecrdtfray,crack,rcrimp.Thiscanpresentasafetyhazard.
Alwaysrutepwercrdssthattheywillntbewalkedn,trippedver,rpinchedbybjects.
Prtectpwercrdandpweradaptersfrmliquids.Frinstance,dntleaveyurpwercrdrpwer
adapternearsinks,tubs,tilets,rnflrsthatarecleanedwithliquidcleansers.Liquidscancausea
shrtcircuit,particularlyifthepwercrdrpweradapterhasbeenstressedbymisuse.Liquidsalscan
causegradualcrrsinfpwercrdterminalsand/rthecnnectrterminalsnapweradapter,
whichcaneventuallyresultinverheating.
Ensurethatallpwercrdcnnectrsaresecurelyandcmpletelypluggedintreceptacles.
Dntuseanypweradapterthatshwscrrsinattheacinputpinsrshwssignsfverheating(such
asdefrmedplastic)attheacinputranywherenthepweradapter.
Dntuseanypwercrdswheretheelectricalcntactsneitherendshwsignsfcrrsinr
verheatingrwherethepwercrdappearsthavebeendamagedinanyway.
Extensioncordsandrelateddevices
Ensurethatextensincrds,surgeprtectrs,uninterruptiblepwersupplies,andpwerstripsthatyuuse
areratedthandletheelectricalrequirementsftheprduct.Neververladthesedevices.Ifpwerstrips
viThinkCentreM53UserGuide

areused,theladshuldntexceedthepwerstripinputrating.Cnsultanelectricianfrmreinfrmatin
ifyuhavequestinsabutpwerlads,pwerrequirements,andinputratings.
Plugsandoutlets
Ifareceptacle(pwerutlet)thatyuintendtusewithyurcmputerequipmentappearstbedamaged
rcrrded,dntusetheutletuntilitisreplacedbyaqualifiedelectrician.
Dntbendrmdifytheplug.Iftheplugisdamaged,cntactthemanufacturertbtainareplacement.
Dntshareanelectricalutletwiththerhmercmmercialappliancesthatdrawlargeamuntsf
electricity;therwise,unstablevltagemightdamageyurcmputer,data,rattacheddevices.
Smeprductsareequippedwithathree-prngedplug.Thisplugfitsnlyintagrundedelectricalutlet.
Thisisasafetyfeature.Dntdefeatthissafetyfeaturebytryingtinsertitintann-grundedutlet.If
yucanntinsertthepluginttheutlet,cntactanelectricianfranapprvedutletadapterrtreplace
theutletwithnethatenablesthissafetyfeature.Neververladanelectricalutlet.Theverallsystem
ladshuldntexceed80percentfthebranchcircuitrating.Cnsultanelectricianfrmreinfrmatin
ifyuhavequestinsabutpwerladsandbranchcircuitratings.
Besurethatthepwerutletyuareusingisprperlywired,easilyaccessible,andlcatedclsetthe
equipment.Dntfullyextendpwercrdsinawaythatwillstressthecrds.
Besurethatthepwerutletprvidesthecrrectvltageandcurrentfrtheprductyuareinstalling.
Carefullycnnectanddiscnnecttheequipmentfrmtheelectricalutlet.
Externaldevices
DntcnnectrdiscnnectanyexternaldevicecablestherthanUniversalSerialBus(USB)cableswhile
thecmputerpwerisn;therwise,yumightdamageyurcmputer.Tavidpssibledamaget
attacheddevices,waitatleastfivesecndsafterthecmputerisshutdwntdiscnnectexternaldevices.
Heatandproductventilation
Cmputers,pweradapters,andmanyaccessriescangenerateheatwhenturnednandwhenbatteries
arecharging.Alwaysfllwthesebasicprecautins:
•Dntleaveyurcmputer,pweradapter,raccessriesincntactwithyurlapranypartfyur
bdyfranextendedperidwhentheprductsarefunctiningrwhenthebatteryischarging.Yur
cmputer,pweradapter,andmanyaccessriesprducesmeheatduringnrmalperatin.Extended
cntactwiththebdyculdcausediscmfrtr,ptentially,askinburn.
•Dntchargethebatteryrperateyurcmputer,pweradapter,raccessriesnearflammable
materialsrinexplsiveenvirnments.
•Ventilatinslts,fans,andheatsinksareprvidedwiththeprductfrsafety,cmfrt,andreliable
peratin.Thesefeaturesmightinadvertentlybecmeblckedbyplacingtheprductnabed,sfa,
carpet,rtherflexiblesurface.Neverblck,cver,rdisablethesefeatures.
Inspectyurdesktpcmputerfrdustaccumulatinatleastnceeverythreemnths.Befreinspecting
yurcmputer,turnffthepwerandunplugthecmputer'spwercrdfrmtheelectricalutlet;then
remveanydustfrmventsandperfratinsinthebezel.Ifyunticeexternaldustaccumulatin,then
examineandremvedustfrmtheinsidefthecmputerincludingheatsinkinletfins,pwersupplyvents,
andfans.Alwaysturnffandunplugthecmputerbefrepeningthecver.Ifpssible,avidperating
©CpyrightLenv2014vii

yurcmputerwithintwfeetfhigh-trafficareas.Ifyumustperateyurcmputerinrnearahigh-traffic
area,inspectand,ifnecessary,cleanyurcmputermrefrequently.
Fryursafetyandtmaintainptimumcmputerperfrmance,alwaysfllwthesebasicprecautins
withyurdesktpcmputer:
•Keepthecverclsedwheneverthecmputerispluggedin.
•Regularlyinspecttheutsidefthecmputerfrdustaccumulatin.
•Remvedustfrmventsandanyperfratinsinthebezel.Mrefrequentcleaningsmightberequiredfr
cmputersindustyrhigh-trafficareas.
•Dntrestrictrblckanyventilatinpenings.
•Dntstrerperateyurcmputerinsidefurniture,asthismightincreasetheriskfverheating.
•Airflwtemperaturesintthecmputershuldntexceed35°C(95°F).
•Dntinstallairfiltratindevices.Theymayinterferewithprpercling.
Operatingenvironment
Theptimalenvirnmentinwhichtuseyurcmputeris10°C–35°C(50°F–95°F)withhumidityranging
between35%and80%.Ifyurcmputerisstredrtransprtedintemperatureslessthan10°C(50°F),
allwthecldcmputertriseslwlytanptimalperatingtemperaturef10°C–35°C(50°F–95°F)befre
use.Thisprcessculdtaketwhursinextremecnditins.Failuretallwyurcmputertrisetan
ptimalperatingtemperaturebefreuseculdresultinirreparabledamagetyurcmputer.
Ifpssible,placeyurcmputerinawell-ventilatedanddryareawithutdirectexpsuretsunshine.
Keepelectricalappliancessuchasanelectricfan,radi,high-pweredspeakers,aircnditiner,and
micrwavevenawayfrmyurcmputerbecausethestrngmagneticfieldsgeneratedbythese
appliancescandamagethemnitranddatantheharddiskdrive.
Dntplaceanybeveragesntpfrbesidethecmputerrtherattacheddevices.Ifliquidisspilledn
rinthecmputerranattacheddevice,ashrtcircuitrtherdamagemightccur.
Dnteatrsmkeveryurkeybard.Particlesthatfallintyurkeybardcancausedamage.
asercompliancestatement
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVDdrives,fiberopticdevices,ortransmitters)are
installed,notethefollowing:
•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespecifiedherein
mightresultinhazardousradiationexposure.
viiiThinkCentreM53UserGuide

DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:
aserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.
Powersupplystatement
Neverremvethecvernapwersupplyranypartthathasthefllwinglabelattached.
Hazardusvltage,current,andenergylevelsarepresentinsideanycmpnentthathasthislabelattached.
Therearenserviceablepartsinsidethesecmpnents.Ifyususpectaprblemwithneftheseparts,
cntactaservicetechnician.
Cleaningandmaintenance
Keepyurcmputerandwrkspaceclean.Shutdwnthecmputerandthendiscnnectthepwer
crdbefrecleaningthecmputer.Dntsprayanyliquiddetergentdirectlynthecmputerruse
anydetergentcntainingflammablematerialtcleanthecmputer.Spraythedetergentnasftclth
andthenwipethecmputersurfaces.
©CpyrightLenv2014ix

xThinkCentreM53UserGuide

Chapter1.Productoverview
Thischapterprvidesthefllwinginfrmatin:
•Lcatinsfcnnectrs
•Lcatinsfcmpnents
•Lcatinsfpartsnthesystembard
•Lcatinsfinternaldrives
•Cmputerfeatures
•SftwareprgramsprvidedbyLenv
ocations
Thissectinprvidesthefllwingtpics:
•“Lcatingcnnectrs,cntrls,andindicatrsnthefrntfyurcmputer”npage2
•“Lcatingcnnectrsntherearfyurcmputer”npage3
•“Lcatingcmpnents”npage4
•“Lcatingpartsnthesystembard”npage6
•“Lcatingthemachinetypeandmdellabel”npage7
Note:Thecmpnentsinyurcmputermightlkslightlydifferentfrmtheillustratins.
©CpyrightLenv20141

ocatingconnectors,controls,andindicatorsonthefrontofyour
computer
Thefllwingillustratinshwsthelcatinsfthecnnectrs,cntrls,andindicatrsnthefrntfyur
cmputer.
1
2
Figure1.Frontconnector,control,andindicatorlocations
1Pwerbuttn2Bluetthactivityindicatr
3Wirelessactivityindicatr4Harddiskdriveactivityindicatr
5Pwerindicatr6USB2.0cnnectr
7Micrphnecnnectr8Headsetcnnectr
9Always-nUSB3.0cnnectr
2ThinkCentreM53UserGuide

ocatingconnectorsontherearofyourcomputer
Thefllwingillustratinshwsthelcatinsfthecnnectrsntherearfyurcmputer.Sme
cnnectrsntherearfyurcmputerareclr-cdedthelpyudeterminewheretcnnectthe
cablesnyurcmputer.
Figure2.Rearconnectorlocations
1USB2.0cnnectr2Ethernetcnnectr
3VGAcnnectr4USB2.0cnnectr
5USB2.0cnnectr6DisplayPrt®cnnectr
7acpweradaptercnnectr8Security-lckslt
9Optinalcnnectr10acpweradaptercablelp
11Wi-Fiantennaslt
Notes:
•TheUSB2.0cnnectr4supprtsthesmartpwernfeaturethatenablesyutturnnthecmputer
rwakeitupfrmS4hibernatinmdebypressingAlt+Pnthekeybard.Yucanenablerdisable
thesmartpwernfeaturefrmtheSetupUtilityprgram.Frdetailedinfrmatin,see“Enablingr
disablingadevice”npage35.
•Ifyuusetheptinalcnnectrfrinstallingaserialcnnectr,theserialcnnectrandtheadjacent
VGAcnnectrmightinterferewitheachtherwhencnnectingcables.Tavidtheinterference,ensure
thatyuusetheserialcnnectrcnvertcablethatcmeswiththecmputerwhenyucnnecta
devicettheserialcnnectr.
Chapter1.Prductverview3

ConnectorDescription
DisplayPrtcnnectrUsedtattachahigh-perfrmancemnitr,adirect-drivemnitr,rtherdevices
thatuseaDisplayPrtcnnectr.
EthernetcnnectrUsedtattachanEthernetcablefralcalareanetwrk(LAN).
Note:TperatethecmputerwithinFCCClassBlimits,useaCategry5er
betterEthernetcable.
HeadsetcnnectrUsedtattachasupprtedheadsettyurcmputertrecrdsund,use
speech-recgnitinsftware,listentmusic,rthersundswithutdisturbing
anyne.Theheadsetcnnectrisalsknwnasaudijack.
MicrphnecnnectrUsedtattachamicrphnetyurcmputerwhenyuwanttrecrdsundrif
yuusespeech-recgnitinsftware.
USB2.0cnnectrUsethiscnnectrtattachadevicethatrequiresaUSB2.0cnnectin,suchasa
keybard,amuse,ascanner,aprinter,rapersnaldigitalassistant(PDA).
USB3.0cnnectrUsethiscnnectrtattachadevicethatrequiresaUSB2.0rUSB3.0
cnnectin,suchasakeybard,amuse,ascanner,aprinter,raPDA.
VGAcnnectrUsedtattachaVGAmnitrrtherdevicesthatuseaVideGraphicsArray
(VGA)cnnectr.
ocatingcomponents
Thefllwingillustratinshwsthelcatinsfthevariuscmpnentsinyurcmputer.Tremvethe
cmputercver,see“Remvingthecmputercver”npage89.
4ThinkCentreM53UserGuide

Figure3.Componentlocations
1Externalpticaldrive(smemdels)2Externalharddiskdrive(smemdels)
3VESA®muntbracket(smemdels)4Cmputercver
5acpweradapterbracket(smemdels)6acpweradapter
7Micrprcessrfan8Heatsink
9Cverpresenceswitch(intrusinswitch)(smemdels)10Memrymdule
11Internalspeaker12FrntWi-Fiantenna(smemdels)
13Pwerbuttnbard14Cin-cellbattery
15Harddiskdriveassembly16Wi-Ficardmdule(smemdels)
Chapter1.Prductverview5

17RearWi-Fiantenna(smemdels)18Verticalstand(smemdels)
19Keybard20Muse
ocatingpartsonthesystemboard
Thefllwingillustratinshwsthelcatinsfthepartsnthesystembard.
Figure4.Systemboardpartlocations
1Heatsink(withthemicrprcessrunderneath)2ClearCMOS/Recveryjumper
3Cver-presence-switchcnnectr(intrusinswitch
cnnectr)
4Memryslt
5Internalspeakercnnectr6Pwerbuttnbardcablecnnectr
7Cin-cellbattery8MiniPCIExpresscardslt
9SATA2.0cnnectr10Harddiskdrivepwercnnectr
11Serial(COM)cnnectr12OptinalUSB2.0cnnectr
13Micrprcessrfancnnectr
6ThinkCentreM53UserGuide

ocatingthemachinetypeandmodellabel
Themachinetypeandmdellabelidentifiesyurcmputer.WhenyucntactLenvfrhelp,themachine
typeandmdelinfrmatinhelpssupprttechnicianstidentifyyurcmputerandprvidefasterservice.
Themachinetypeandmdellabelisattachednthesidefyurcmputerasshwn.
Figure.Machinetypeandmodellabel
Features
Thecmputerfeaturesintrducedinthissectincversavarietyfmdels.
Chapter1.Prductverview7

Microprocessor
Tviewthemicrprcessrinfrmatinfyurcmputer,dthefllwing:
•OntheMicrsft®Windws®7peratinsystem,clickStart,right-clickComputer,andselectProperties
tviewtheinfrmatin.
•OntheMicrsftWindws8.1peratingsystem,gtthedesktpandmveyurpintertthe
tp-rightrbttm-rightcrnerfthescreentdisplaythecharms.ThenclickSettings➙PCinfot
viewtheinfrmatin.
Memory
Yurcmputersupprtsuptnedubledatarate3smallutlinedualinlinememrymdules(DDR3
SODIMMs).
Tdeterminetheamuntfmemryinstallednyurcmputer,dthefllwing:
•OnWindws7,clickStart,right-clickComputer,andselectPropertiestviewtheinfrmatin.
•OnWindws8.1,gtthedesktpandmveyurpintertthetp-rightrbttm-rightcrnerfthe
screentdisplaythecharms.ThenclickSettings➙PCinfotviewtheinfrmatin.
Frmreinfrmatin,see“Replacingthememrymdule”npage95.
Internaldrives
•Externalpticaldrive(availablensmemdels)
•Harddiskdrive
•Hybriddrive(availablensmemdels)
•Slid-statedrive(availablensmemdels)
Videofeatures
Integratedgraphicssupprtsthefllwingcnnectrsnyurcmputer:
•DisplayPrtcnnectr
•VGAcnnectr
Audiofeatures
Integratedaudicntrllersupprtsthefllwingcnnectrsanddevicesnyurcmputer:
•Headsetcnnectr
•Internalspeaker(availablensmemdels)
•Micrphnecnnectr
Input/Output(I/O)features
•Audicnnectrs(headsetcnnectrandmicrphnecnnectr)
•Displaycnnectrs(DisplayPrtcnnectrandVGAcnnectr)
•Ethernetcnnectr
•Optinalcnnectr
•USBcnnectrs
Frmreinfrmatin,see“Lcatingcnnectrs,cntrls,andindicatrsnthefrntfyurcmputer”n
page2and“Lcatingcnnectrsntherearfyurcmputer”npage3.
8ThinkCentreM53UserGuide