Lenovo ThinkCentre M53 User manual

ThinkCentreM53

UserGuide

MachineTypes:10DB,10DC,10DD,10DE,10DV,10DW,10DX,

10DY,10EC,10ED,10ER,and10ES

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe“Read

thisﬁrst:Importantsafetyinformation”onpagev

andAppendixF“Notices”onpage131.

SecondEdition(December2014)

©CopyrightLenovo2014.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration

“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents

Readthisﬁrst:Importantsafety

information...............v

Beforeusingthismanual............v

Serviceandupgrades.............v

Staticelectricityprevention...........vi

Powercordsandpoweradapters........vi

Extensioncordsandrelateddevices.......vi

Plugsandoutlets..............vii

Externaldevices..............vii

Heatandproductventilation.........vii

Operatingenvironment...........viii

Lasercompliancestatement.........viii

Powersupplystatement............ix

Cleaningandmaintenance...........ix

Chapter1.Productoverview......1

Locations..................1

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer........2

Locatingconnectorsontherearofyour

computer................3

Locatingcomponents...........4

Locatingpartsonthesystemboard.....6

Locatingthemachinetypeandmodellabel..7

Features..................7

Speciﬁcations...............11

Lenovoprograms.............11

AccessingLenovoprogramsontheWindows

7operatingsystem...........11

AccessingLenovoprogramsontheWindows

8.1operatingsystem..........12

AnintroductiontoLenovoprograms....13

Chapter2.Usingyourcomputer...15

Registeringyourcomputer..........15

Usingkeyboardshortcuts..........15

Usingthewheelmouse...........16

Managingpower..............16

Advancedconﬁgurationandpowerinterface

(ACPI)BIOS..............16

AutomaticPower-onfeatures.......16

Settingthecomputervolume.........17

Settingthevolumefromthedesktop....17

SettingthevolumefromControlPanel...17

Usingadisc................18

Usingtheopticaldrive..........18

Handlingandstoringadisc........18

Playingandremovingadisc.......19

Recordingadisc............19

NavigatingamongscreensontheWindows8.1

operatingsystem..............19

AccessingControlPanelontheWindows8.1

operatingsystem..............21

Frequentlyaskedquestions.........21

Chapter3.Youandyourcomputer..23

Accessibilityandcomfort..........23

Arrangingyourworkspace........23

Comfort...............23

Glareandlighting............24

Aircirculation.............24

Electricaloutletsandcablelengths.....24

Accessibilityinformation.........24

Movingyourcomputertoanothercountryor

region..................28

Chapter4.Security..........29

AttachingaKensington-stylecablelock.....29

Usingpasswords..............29

BIOSpasswords............29

Windowspasswords..........30

Usingthecoverpresenceswitch.......30

Usingtheﬁngerprintreader..........30

Usingandunderstandingﬁrewalls.......31

Protectingdataagainstviruses........31

Chapter5.Advancedconﬁguration..33

UsingtheSetupUtilityprogram........33

StartingtheSetupUtilityprogram.....33

Viewingandchangingsettings......33

UsingBIOSpasswords.........34

Enablingordisablingadevice.......35

Selectingastartupdevice........36

EnablingErPLPScompliancemode....36

Smartperformancechoices........37

ICEperformancemode.........37

ICEthermalalert............38

ExitingtheSetupUtilityprogram......38

UpdatingorrecoveringtheBIOS.......38

BIOSlevels..............39

Usingsystemprograms.........39

ChangingtheBIOSsettingsbeforeinstallinga

newoperatingsystem..........39

UpdatingtheBIOSfromadisc......40

UpdatingtheBIOSfromyouroperating

system................41

©CopyrightLenovo2014

i

RecoveringfromaBIOSupdatefailure...41

Chapter6.Preventingproblems...43

Keepingyourcomputercurrent........43

Gettingthelatestdevicedriversforyour

computer...............43

Updatingyouroperatingsystem......43

UsingtheSystemUpdateprogram.....44

Cleaningandmaintenance..........44

Basics................44

Cleaningyourcomputer.........44

Goodmaintenancepractices.......45

Movingyourcomputer...........46

Chapter7.Troubleshootingand

diagnostics..............47

Basictroubleshooting............47

Troubleshootingprocedure..........48

Troubleshooting..............48

Audioproblems............49

CDproblems.............49

DVDproblems.............50

Intermittentproblems..........51

Harddiskdriveproblems.........51

Problemswiththekeyboardormouse...52

Monitorproblems............53

Networkingproblems..........54

Ihaveconnectedanoptiontomycomputer,

butitdoesnotwork...........56

Performanceandlockupproblems.....56

Theprinterdoesnotwork........57

Serialconnectorcannotbeaccessed....57

Softwareproblems...........57

MyUSBconnectorscannotbeaccessed..58

Diagnostics................58

LenovoSolutionCenter.........58

Chapter8.Recoveryinformation...61

RecoveryinformationfortheWindows7operating

system..................61

Creatingandusingrecoverymedia.....61

Performingbackupandrecoveryoperations.62

Creatingandusingarescuemedium....64

Reinstallingprogramsanddevicedrivers..64

Solvingrecoveryproblems........66

RecoveryinformationfortheWindows8.1

operatingsystem..............66

Refreshingyourcomputer........66

Resettingyourcomputertothefactory-default

settings................66

Usingtheadvancedstartupoptions....67

RecoveringyouroperatingsystemifWindows

8.1failstostart.............67

Chapter9.Installingorreplacing

hardware...............69

Handlingstatic-sensitivedevices.......69

Installingorreplacinghardware........69

Installingexternaloptions........69

Installingandremovingtheacpoweradapter

bracket................70

Installingandremovingtheacpower

adapter................71

Installingandremovingtheverticalstand..73

InstallingandremovingtheVESAmount

bracket................75

Installingorreplacingtheexternaloptical

drive.................77

Installingorreplacingtheexternalharddisk

drive.................83

Removingthecomputercover.......89

Replacingthemicroprocessorfan.....91

Replacingtheheatsink.........93

Replacingthememorymodule......95

Installingorreplacingthecoverpresence

switch................96

Replacingtheinternalspeaker.......97

Replacingthepowerbuttonboard.....99

Replacingtheharddiskdriveassembly...100

Replacingthecoin-cellbattery......102

InstallingorreplacingtheWi-Ficard

module................103

InstallingandremovingthefrontWi-Fi

antenna...............105

InstallingandremovingtherearWi-Fi

antenna...............107

Installingorreplacingthekeyboardor

mouse................109

Completingthepartsreplacement.....109

Chapter10.Gettinginformation,help,

andservice.............113

Informationresources............113

LenovoThinkVantageTools........113

HelpandSupport............113

SafetyandWarranty...........113

LenovoWebsite............113

LenovoSupportWebsite.........114

Helpandservice..............114

Usingthedocumentationanddiagnostic

program...............114

Callingforservice............114

Usingotherservices..........115

Purchasingadditionalservices......115

iiThinkCentreM53UserGuide

AppendixA.Regulatory

information.............117

Exportclassiﬁcationnotice..........117

Electronicemissionsnotices.........117

FederalCommunicationsCommission

DeclarationofConformity........117

Eurasiancompliancemark..........119

Brazilregulatorynotice...........119

Mexicoregulatorynotice...........119

Additionalregulatoryinformation.......119

AppendixB.WEEEandrecycling

information.............121

ImportantWEEEinformation.........121

RecyclinginformationforJapan........121

RecyclinginformationforBrazil........122

BatteryrecyclinginformationforTaiwan.....122

BatteryrecyclinginformationfortheEuropean

Union..................122

AppendixC.RestrictionofHazardous

SubstancesDirective(RoHS)....125

EuropeanUnionRoHS...........125

ChinaRoHS................125

TurkishRoHS...............125

UkraineRoHS...............126

IndiaRoHS................126

AppendixD.ChinaEnergyLabel..127

AppendixE.ENERGYSTARmodel

information.............129

AppendixF .Notices.........131

Trademarks................132

Index.................133

©CopyrightLenovo2014

iii

ivThinkCentreM53UserGuide

Readthisﬁrst:Importantsafetyinformation

Thischaptercontainsthesafetyinformationthatyoumustbefamiliarwith.

Beforeusingthismanual

CAUTION:

Beforeusingthismanual,besuretoreadandunderstandalltherelatedsafetyinformationforthis

product.RefertotheinformationinthissectionandthesafetyinformationintheSafety,Warranty,and

SetupGuidethatyoureceivedwiththisproduct.Readingandunderstandingthissafetyinformation

reducestheriskofpersonalinjuryanddamagetoyourproduct.

IfyounolongerhaveacopyoftheSafety,Warranty,andSetupGuide,youcanobtainaPortableDocument

Format(PDF)versionfromtheLenovo

®

SupportWebsiteathttp://www.lenovo.com/UserManuals.The

LenovoSupportWebsitealsoprovidestheSafety,Warranty,andSetupGuideandthisUserGuidein

additionallanguages.

Serviceandupgrades

DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror

yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare

referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer

ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor

customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor

replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea

productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysensure

thatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Formoreinformation

onCRUs,refertoChapter9“Installingorreplacinghardware”onpage69

.Ifyouhaveanyquestionsor

concerns,contacttheCustomerSupportCenter.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the

followingwarningsarerequiredforyoursafety.

CAUTION:

Hazardousmovingparts.Keepﬁngersandotherbodypartsaway.

CAUTION:

Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthe

computeriscool.

©CopyrightLenovo2014

v

Staticelectricityprevention

Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.

Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption

orCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyou

toinstallit.

WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions

toavoidstatic-electricitydamage:

•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.

•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe

edges.Nevertouchexposedcircuitry.

•Preventothersfromtouchingcomponents.

•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagecontainingthe

parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo

seconds.Thisreducesstaticelectricityinthepackageandyourbody.

•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackagingandinstallthepart

withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackagingonasmooth,

levelsurfaceandplacethepartonit.

•Donotplacethepartonthecomputercoverorothermetalsurface.

Powercordsandpoweradapters

Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.

Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F,3G,0.75mm

2

,orbetter.For

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.

Extensioncordsandrelateddevices

Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse

areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips

viThinkCentreM53UserGuide

areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation

ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.

Plugsandoutlets

Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamaged

orcorroded,donotusetheoutletuntilitisreplacedbyaqualiﬁedelectrician.

Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtainareplacement.

Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamountsof

electricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.

Someproductsareequippedwithathree-prongedplug.Thisplugﬁtsonlyintoagroundedelectricaloutlet.

Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitintoanon-groundedoutlet.If

youcannotinserttheplugintotheoutlet,contactanelectricianforanapprovedoutletadapterortoreplace

theoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystem

loadshouldnotexceed80percentofthebranchcircuitrating.Consultanelectricianformoreinformation

ifyouhavequestionsaboutpowerloadsandbranchcircuitratings.

Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclosetothe

equipment.Donotfullyextendpowercordsinawaythatwillstressthecords.

Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouareinstalling.

Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.

Externaldevices

DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)cableswhile

thecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoidpossibledamageto

attacheddevices,waitatleastﬁvesecondsafterthecomputerisshutdowntodisconnectexternaldevices.

Heatandproductventilation

Computers,poweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteries

arecharging.Alwaysfollowthesebasicprecautions:

•Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwithyourlaporanypartofyour

bodyforanextendedperiodwhentheproductsarefunctioningorwhenthebatteryischarging.Your

computer,poweradapter,andmanyaccessoriesproducesomeheatduringnormaloperation.Extended

contactwiththebodycouldcausediscomfortor,potentially,askinburn.

•Donotchargethebatteryoroperateyourcomputer,poweradapter,oraccessoriesnearﬂammable

materialsorinexplosiveenvironments.

•Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,comfort,andreliable

operation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproductonabed,sofa,

carpet,orotherﬂexiblesurface.Neverblock,cover,ordisablethesefeatures.

Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythreemonths.Beforeinspecting

yourcomputer,turnoffthepowerandunplugthecomputer'spowercordfromtheelectricaloutlet;then

removeanydustfromventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then

examineandremovedustfromtheinsideofthecomputerincludingheatsinkinletﬁns,powersupplyvents,

andfans.Alwaysturnoffandunplugthecomputerbeforeopeningthecover.Ifpossible,avoidoperating

©CopyrightLenovo2014

vii

yourcomputerwithintwofeetofhigh-trafﬁcareas.Ifyoumustoperateyourcomputerinornearahigh-trafﬁc

area,inspectand,ifnecessary,cleanyourcomputermorefrequently.

Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollowthesebasicprecautions

withyourdesktopcomputer:

•Keepthecoverclosedwheneverthecomputerispluggedin.

•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.

•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightberequiredfor

computersindustyorhigh-trafﬁcareas.

•Donotrestrictorblockanyventilationopenings.

•Donotstoreoroperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.

•Airﬂowtemperaturesintothecomputershouldnotexceed35°C(95°F).

•Donotinstallairﬁltrationdevices.Theymayinterferewithpropercooling.

Operatingenvironment

Theoptimalenvironmentinwhichtouseyourcomputeris10°C–35°C(50°F–95°F)withhumidityranging

between35%and80%.Ifyourcomputerisstoredortransportedintemperatureslessthan10°C(50°F),

allowthecoldcomputertoriseslowlytoanoptimaloperatingtemperatureof10°C–35°C(50°F–95°F)before

use.Thisprocesscouldtaketwohoursinextremeconditions.Failuretoallowyourcomputertorisetoan

optimaloperatingtemperaturebeforeusecouldresultinirreparabledamagetoyourcomputer.

Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.

Keepelectricalappliancessuchasanelectricfan,radio,high-poweredspeakers,airconditioner,and

microwaveovenawayfromyourcomputerbecausethestrongmagneticﬁeldsgeneratedbythese

appliancescandamagethemonitoranddataontheharddiskdrive.

Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon

orinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.

Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.

Lasercompliancestatement

CAUTION:

Whenlaserproducts(suchasCD-ROMs,DVDdrives,ﬁberopticdevices,ortransmitters)are

installed,notethefollowing:

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto

hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciﬁedherein

mightresultinhazardousradiationexposure.

viiiThinkCentreM53UserGuide

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical

instruments,andavoiddirectexposuretothebeam.

Powersupplystatement

Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.

Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,

contactaservicetechnician.

Cleaningandmaintenance

Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthendisconnectthepower

cordbeforecleaningthecomputer.Donotsprayanyliquiddetergentdirectlyonthecomputeroruse

anydetergentcontainingﬂammablematerialtocleanthecomputer.Spraythedetergentonasoftcloth

andthenwipethecomputersurfaces.

©CopyrightLenovo2014

ix

xThinkCentreM53UserGuide

Chapter1.Productoverview

Thischapterprovidesthefollowinginformation:

•Locationsofconnectors

•Locationsofcomponents

•Locationsofpartsonthesystemboard

•Locationsofinternaldrives

•Computerfeatures

•SoftwareprogramsprovidedbyLenovo

Locations

Thissectionprovidesthefollowingtopics:

•“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”onpage2

•“Locatingconnectorsontherearofyourcomputer”onpage3

•“Locatingcomponents”onpage4

•“Locatingpartsonthesystemboard”onpage6

•“Locatingthemachinetypeandmodellabel”onpage7

Note:Thecomponentsinyourcomputermightlookslightlydifferentfromtheillustrations.

©CopyrightLenovo2014

1

Locatingconnectors,controls,andindicatorsonthefrontofyour

computer

Thefollowingillustrationshowsthelocationsoftheconnectors,controls,andindicatorsonthefrontofyour

computer.

1

2

Figure1.Frontconnector,control,andindicatorlocations

1Powerbutton2Bluetoothactivityindicator

3Wirelessactivityindicator4Harddiskdriveactivityindicator

5Powerindicator

6USB2.0connector

7Microphoneconnector8Headsetconnector

9Always-onUSB3.0connector

2ThinkCentreM53UserGuide

Locatingconnectorsontherearofyourcomputer

Thefollowingillustrationshowsthelocationsoftheconnectorsontherearofyourcomputer.Some

connectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewheretoconnectthe

cablesonyourcomputer.

Figure2.Rearconnectorlocations

1USB2.0connector

2Ethernetconnector

3VGAconnector4USB2.0connector

5USB2.0connector

6DisplayPort

®

connector

7acpoweradapterconnector

8Security-lockslot

9Optionalconnector

10acpoweradaptercableloop

11Wi-Fiantennaslot

Notes:

•TheUSB2.0connector4supportsthesmartpoweronfeaturethatenablesyoutoturnonthecomputer

orwakeitupfromS4hibernationmodebypressingAlt+Ponthekeyboard.Youcanenableordisable

thesmartpoweronfeaturefromtheSetupUtilityprogram.Fordetailedinformation,see“Enablingor

disablingadevice”onpage35

.

•Ifyouusetheoptionalconnectorforinstallingaserialconnector,theserialconnectorandtheadjacent

VGAconnectormightinterferewitheachotherwhenconnectingcables.Toavoidtheinterference,ensure

thatyouusetheserialconnectorconvertcablethatcomeswiththecomputerwhenyouconnecta

devicetotheserialconnector.

Chapter1.Productoverview3

ConnectorDescription

DisplayPortconnector

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices

thatuseaDisplayPortconnector.

Ethernetconnector

UsedtoattachanEthernetcableforalocalareanetwork(LAN).

Note:TooperatethecomputerwithinFCCClassBlimits,useaCategory5eor

betterEthernetcable.

HeadsetconnectorUsedtoattachasupportedheadsettoyourcomputertorecordsound,use

speech-recognitionsoftware,listentomusic,orothersoundswithoutdisturbing

anyone.Theheadsetconnectorisalsoknownasaudiojack.

Microphoneconnector

Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif

youusespeech-recognitionsoftware.

USB2.0connectorUsethisconnectortoattachadevicethatrequiresaUSB2.0connection,suchasa

keyboard,amouse,ascanner,aprinter,orapersonaldigitalassistant(PDA).

USB3.0connectorUsethisconnectortoattachadevicethatrequiresaUSB2.0orUSB3.0

connection,suchasakeyboard,amouse,ascanner,aprinter,oraPDA.

VGAconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVideoGraphicsArray

(VGA)connector.

Locatingcomponents

Thefollowingillustrationshowsthelocationsofthevariouscomponentsinyourcomputer.Toremovethe

computercover,see“Removingthecomputercover”onpage89.

4ThinkCentreM53UserGuide

Figure3.Componentlocations

1Externalopticaldrive(somemodels)2Externalharddiskdrive(somemodels)

3VESA

®

mountbracket(somemodels)4Computercover

5acpoweradapterbracket(somemodels)

6acpoweradapter

7Microprocessorfan

8Heatsink

9Coverpresenceswitch(intrusionswitch)(somemodels)

10Memorymodule

11Internalspeaker

12FrontWi-Fiantenna(somemodels)

13Powerbuttonboard

14Coin-cellbattery

15Harddiskdriveassembly

16Wi-Ficardmodule(somemodels)

Chapter1.Productoverview5

17RearWi-Fiantenna(somemodels)18Verticalstand(somemodels)

19Keyboard20Mouse

Locatingpartsonthesystemboard

Thefollowingillustrationshowsthelocationsofthepartsonthesystemboard.

Figure4.Systemboardpartlocations

1Heatsink(withthemicroprocessorunderneath)2ClearCMOS/Recoveryjumper

3Cover-presence-switchconnector(intrusionswitch

connector)

4Memoryslot

5Internalspeakerconnector6Powerbuttonboardcableconnector

7Coin-cellbattery8MiniPCIExpresscardslot

9SATA2.0connector

10Harddiskdrivepowerconnector

11Serial(COM)connector12OptionalUSB2.0connector

13Microprocessorfanconnector

6ThinkCentreM53UserGuide

Locatingthemachinetypeandmodellabel

Themachinetypeandmodellabelidentiﬁesyourcomputer.WhenyoucontactLenovoforhelp,themachine

typeandmodelinformationhelpssupporttechnicianstoidentifyyourcomputerandprovidefasterservice.

Themachinetypeandmodellabelisattachedonthesideofyourcomputerasshown.

Figure5.Machinetypeandmodellabel

Features

Thecomputerfeaturesintroducedinthissectioncoversavarietyofmodels.

Chapter1.Productoverview7

Microprocessor

Toviewthemicroprocessorinformationofyourcomputer,dothefollowing:

•OntheMicrosoft

®

Windows

®

7operationsystem,clickStart,right-clickComputer,andselectProperties

toviewtheinformation.

•OntheMicrosoftWindows8.1operatingsystem,gotothedesktopandmoveyourpointertothe

top-rightorbottom-rightcornerofthescreentodisplaythecharms.ThenclickSettings➙PCinfoto

viewtheinformation.

Memory

Yourcomputersupportsuptoonedoubledatarate3smalloutlinedualinlinememorymodules(DDR3

SODIMMs).

Todeterminetheamountofmemoryinstalledonyourcomputer,dothefollowing:

•OnWindows7,clickStart,right-clickComputer,andselectPropertiestoviewtheinformation.

•OnWindows8.1,gotothedesktopandmoveyourpointertothetop-rightorbottom-rightcornerofthe

screentodisplaythecharms.ThenclickSettings➙PCinfotoviewtheinformation.

Formoreinformation,see“Replacingthememorymodule”onpage95

.

Internaldrives

•Externalopticaldrive(availableonsomemodels)

•Harddiskdrive

•Hybriddrive(availableonsomemodels)

•Solid-statedrive(availableonsomemodels)

Videofeatures

Integratedgraphicssupportsthefollowingconnectorsonyourcomputer:

•DisplayPortconnector

•VGAconnector

Audiofeatures

Integratedaudiocontrollersupportsthefollowingconnectorsanddevicesonyourcomputer:

•Headsetconnector

•Internalspeaker(availableonsomemodels)

•Microphoneconnector

Input/Output(I/O)features

•Audioconnectors(headsetconnectorandmicrophoneconnector)

•Displayconnectors(DisplayPortconnectorandVGAconnector)

•Ethernetconnector

•Optionalconnector

•USBconnectors

Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on

page2and“Locatingconnectorsontherearofyourcomputer”onpage3.

8ThinkCentreM53UserGuide

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