Lenovo ThinkCentre M53 Hardware Maintenance Manual [en, ar, bg, cs, da, de, el, es, fi, fr, he, hr, hu, id, it, ja, ko, nl, pl, pt, ro, ru, sk, sl, sr, sv, th, tr, uk, zc, zh]

ThinkCentreM53
HardwareMaintenanceManual

MachineTypes:10DB,10DC,10DD,10DE,10DV,10DW,10DX,
10DY,10EC,and10ED

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandtheChapter
1“Readthisfirst:Importantsafetyinformation”onpage1

andAppendixF“Notices”onpage169.

FirstEdition(September2014)
©CopyrightLenovo2014.

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

Locations.................27

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer.......28

Locatingconnectorsontherearofyour

computer...............29

Locatingcomponents..........30

LocatingmajorFRUsandCRUs......32

Locatingpartsonthesystemboard....34

Locatingthemachinetypeandmodellabel.35

Features.................35

Specifications...............39

Lenovoprograms.............39

AccessingLenovoprogramsontheWindows

7operatingsystem...........39

AccessingLenovoprogramsontheWindows

8.1operatingsystem..........40

AnintroductiontoLenovoprograms....41

Chapter3.Usingyourcomputer...43

Registeringyourcomputer..........43

Usingkeyboardshortcuts..........43

Usingthewheelmouse...........44

Managingpower..............44

Advancedconfigurationandpowerinterface

(ACPI)BIOS..............44

AutomaticPower-onfeatures.......44

Settingthecomputervolume.........45

Settingthevolumefromthedesktop....45

SettingthevolumefromControlPanel...45

Usingadisc................46

Usingtheopticaldrive..........46

Handlingandstoringadisc........46

Playingandremovingadisc.......47

Recordingadisc............47

NavigatingamongscreensontheWindows8.1

operatingsystem..............47

AccessingControlPanelontheWindows8.1

operatingsystem..............49

Frequentlyaskedquestions.........49

Chapter4.Youandyourcomputer..51

Accessibilityandcomfort..........51

Arrangingyourworkspace........51

Comfort...............51

Glareandlighting............52

Aircirculation.............52

Electricaloutletsandcablelengths.....52

Accessibilityinformation.........52

Movingyourcomputertoanothercountryor

region..................56

Chapter5.Security..........57

AttachingaKensington-stylecablelock.....57

Usingpasswords..............57

BIOSpasswords............57

Windowspasswords..........58

Usingthecoverpresenceswitch.......58

Usingthefingerprintreader..........58

Usingandunderstandingfirewalls.......59

Protectingdataagainstviruses........59

Chapter6.Advancedconfiguration..61

UsingtheSetupUtilityprogram........61

StartingtheSetupUtilityprogram.....61

Viewingandchangingsettings......61

UsingBIOSpasswords.........62

Enablingordisablingadevice.......63

Selectingastartupdevice........64

EnablingErPLPScompliancemode....64

Smartperformancechoices........65

ICEperformancemode.........65

ICEthermalalert............66

ExitingtheSetupUtilityprogram......66

UpdatingorrecoveringtheBIOS.......66

BIOSlevels..............67

Usingsystemprograms.........67

ChangingtheBIOSsettingsbeforeinstallinga

newoperatingsystem..........67

UpdatingtheBIOSfromadisc......68

UpdatingtheBIOSfromyouroperating

system................69

RecoveringfromaBIOSupdatefailure...69

©CopyrightLenovo2014

i

Chapter7.Preventingproblems...71

Keepingyourcomputercurrent........71

Gettingthelatestdevicedriversforyour

computer...............71

Updatingyouroperatingsystem......71

UsingtheSystemUpdateprogram.....72

Cleaningandmaintenance..........72

Basics................72

Cleaningyourcomputer.........72

Goodmaintenancepractices.......73

Movingyourcomputer...........74

Chapter8.Troubleshootingand

diagnostics..............75

Basictroubleshooting............75

Troubleshootingprocedure..........76

Troubleshooting..............76

Audioproblems............77

CDproblems.............77

DVDproblems.............78

Intermittentproblems..........79

Harddiskdriveproblems.........79

Problemswiththekeyboardormouse...80

Monitorproblems............81

Networkingproblems..........82

Ihaveconnectedanoptiontomycomputer,

butitdoesnotwork...........84

Performanceandlockupproblems.....84

Theprinterdoesnotwork........85

Serialconnectorcannotbeaccessed....85

Softwareproblems...........85

MyUSBconnectorscannotbeaccessed..86

Diagnostics................86

LenovoSolutionCenter.........86

UEFIdiagnosticprogram.........87

Chapter9.Servicecheckoutand

symptom-to-FRUindex........89

Servicecheckout..............89

Problemdeterminationtips........89

Symptom-to-FRUindex...........90

Harddiskdrivebooterror........90

Powersupplyproblems.........91

Beepsymptoms............91

POSTerrorcodes............91

Miscellaneouserrorconditions......92

Undeterminedproblems.........94

Chapter10.Recoveryinformation..95

RecoveryinformationfortheWindows7operating

system..................95

Creatingandusingrecoverymedia.....95

Performingbackupandrecoveryoperations.96

Creatingandusingarescuemedium....98

Reinstallingprogramsanddevicedrivers..98

Solvingrecoveryproblems........100

RecoveryinformationfortheWindows8.1

operatingsystem..............100

Refreshingyourcomputer........100

Resettingyourcomputertothefactory-default

settings................100

Usingtheadvancedstartupoptions....101

RecoveringyouroperatingsystemifWindows

8.1failstostart.............101

Chapter11.Installingorreplacing

hardware..............103

Handlingstatic-sensitivedevices.......103

Installingorreplacinghardware........103

Installingexternaloptions........103

Installingandremovingtheacpoweradapter

bracket................104

Installingandremovingtheacpower

adapter................105

Installingandremovingtheverticalstand..107
InstallingandremovingtheVESAmount

bracket................109

Installingorreplacingtheexternaloptical

drive.................111

Installingorreplacingtheexternalharddisk

drive.................117

Removingthecomputercover.......123

Replacingthemicroprocessorfan.....125

Replacingtheheatsink.........127

Replacingthememorymodule......129

Installingorreplacingthecoverpresence

switch................130

Replacingtheinternalspeaker.......131

Replacingthepowerbuttonboard.....133

Replacingtheharddiskdriveassembly...134

Replacingthecoin-cellbattery......136

InstallingorreplacingtheWi-Ficard

module................137

InstallingandremovingthefrontWi-Fi

antenna...............139

InstallingandremovingtherearWi-Fi

antenna...............141

Replacingthesystemboard.......143

Installingorreplacingthekeyboardor

mouse................146

Completingthepartsreplacement.....147

Chapter12.Gettinginformation,help,

andservice.............151

iiThinkCentreM53HardwareMaintenanceManual

Informationresources............151

LenovoThinkVantageTools........151

HelpandSupport............151

SafetyandWarranty...........151

LenovoWebsite............151

LenovoSupportWebsite.........152

Helpandservice..............152

Usingthedocumentationanddiagnostic

program...............152

Callingforservice............152

Usingotherservices..........153

Purchasingadditionalservices......153

AppendixA.Regulatory

information.............155

Exportclassificationnotice..........155

Electronicemissionsnotices.........155

FederalCommunicationsCommission

DeclarationofConformity........155

Eurasiancompliancemark..........157

Brazilregulatorynotice...........157

Mexicoregulatorynotice...........157

Additionalregulatoryinformation.......157

ImportantWEEEinformation.........159

RecyclinginformationforJapan........159

RecyclinginformationforBrazil........160

BatteryrecyclinginformationforT aiwan.....160

BatteryrecyclinginformationfortheEuropean

Union..................160

AppendixC.RestrictionofHazardous

SubstancesDirective(RoHS)....163

EuropeanUnionRoHS...........163

ChinaRoHS................163

TurkishRoHS...............163

UkraineRoHS...............164

IndiaRoHS................164

AppendixD.ChinaEnergyLabel..165

AppendixE.ENERGYSTARmodel

information.............167

AppendixF .Notices.........169

Trademarks................170

Index.................171

AppendixB.WEEEandrecycling

information.............159

©CopyrightLenovo2014

iii

ivThinkCentreM53HardwareMaintenanceManual

Aboutthismanual

ThismanualprovidesserviceandreferenceinformationforThinkCentre®computerslistedonthefrontcover.

Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.

Important:ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkCentre
computers.Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.
BeforeservicingaThinkCentrecomputer,besuretoreadandunderstandChapter1“Readthisfirst:
Importantsafetyinformation”onpage1

.

©CopyrightLenovo2014

v

viThinkCentreM53HardwareMaintenanceManual

Chapter1.Readthisfirst:Importantsafetyinformation

Thischaptercontainsthesafetyinformationthatyoumustbefamiliarwith.

Powercordsandpoweradapters

Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.

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

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat
cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.

Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower
adapternearsinks,tubs,toilets,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.

©CopyrightLenovo2014

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.Toavoid
personalinjuryorequipmentdamage,disconnecttheattachedpowercords,telecommunication
systems,networks,andmodemsbeforeyouopenthecomputercovers,unlessinstructedotherwise
intheinstallationandconfigurationprocedures.

Observethefollowingruleswhenworkingonelectricalequipment.

Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near
theirequipment,rubberfloormatsthatcontainsmallconductivefiberstodecreaseelectrostaticdischarges.
Donotusethistypeofmattoprotectyourselffromelectricalshock.

2ThinkCentreM53HardwareMaintenanceManual

•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.

4ThinkCentreM53HardwareMaintenanceManual

•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.T urneverythingOFF.

2.First,attachallcablestodevices.

3.Attachsignalcablestoconnectors.

4.Attachpowercordstooutlet.

5.T urndeviceON.

1.T urneverythingOFF.

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.

6ThinkCentreM53HardwareMaintenanceManual

≥18kg(37lb)≥32kg(70.5lb)≥55kg(121.2lb)

1

2

CAUTION:
Usesafepracticeswhenlifting.

CAUTION:
Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff
theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower
cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected
fromthepowersource.

Chapter1.Readthisfirst:Importantsafetyinformation7

8ThinkCentreM53HardwareMaintenanceManual

≥18kg(37lb)≥32kg(70.5lb)≥55kg(121.2lb)

1

2

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.

10ThinkCentreM53HardwareMaintenanceManual

•Autilizaçãodecontrolesouajustesouaexecuçãodeprocedimentosdiferentesdosespecificadosaqui

1

2

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

12ThinkCentreM53HardwareMaintenanceManual

1

2

Chapter1.Readthisfirst:Importantsafetyinformation13

1

2

14ThinkCentreM53HardwareMaintenanceManual

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.

16ThinkCentreM53HardwareMaintenanceManual

1

2

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.

18ThinkCentreM53HardwareMaintenanceManual

1

2

Chapter1.Readthisfirst:Importantsafetyinformation19

1

2

20ThinkCentreM53HardwareMaintenanceManual

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:

1

2

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.

22ThinkCentreM53HardwareMaintenanceManual

Chapter1.Readthisfirst:Importantsafetyinformation23

1

2

PELIGRO

Lacorrienteeléctricaprocedentedecablesdealimentación,teléfonosycablesdecomunicaciónpuede
serpeligrosa.

Paraevitarelriesgodedescargaeléctrica:

•Noconectenidesconecteloscablesnirealiceningunatareadeinstalación,mantenimientoo

reconfiguracióndeesteproductoduranteunatormentaeléctrica.

•Conectetodosloscablesdealimentaciónatomasdecorrientedebidamentecableadasy

conectadasatierra.

•Cualquierequipoqueseconecteaesteproductotambiéndebeconectarseatomasdecorriente

debidamentecableadas.

•Siemprequeseaposible,utiliceunasolamanoparaconectarodesconectarloscablesdeseñal.

24ThinkCentreM53HardwareMaintenanceManual

•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

1

2

siguiente:

Cuandoseabre,quedaexpuestoaradiaciónláser.Nomiredirectamentealrayoláser,nisiquieracon
instrumentosópticos,yeviteexponersedirectamentealrayoláser.

≥18kg≥32kg≥55kg

PRECAUCIÓN:

Adopteprocedimientossegurosallevantarelequipo.

PRECAUCIÓN:

Elbotóndecontroldealimentacióndeldispositivoyelinterruptordealimentacióndelafuentede
alimentaciónnodesconectanlacorrienteeléctricasuministradaaldispositivo.Además,eldispositivo
podríatenermásdeuncabledealimentación.Parasuprimirtodalacorrienteeléctricadeldispositivo,
asegúresedequetodosloscablesdealimentaciónesténdesconectadosdelatomadecorriente.

26ThinkCentreM53HardwareMaintenanceManual

Chapter2.Productoverview

Thischapterprovidesthefollowinginformation:

•Locationsofconnectors

•Locationsofcomponents

•Locationsofpartsonthesystemboard

•Locationsofinternaldrives

•Computerfeatures

•SoftwareprogramsprovidedbyLenovo

Locations

Thissectionprovidesthefollowingtopics:

•“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”onpage28

•“Locatingconnectorsontherearofyourcomputer”onpage29

•“Locatingcomponents”onpage30

•“Locatingpartsonthesystemboard”onpage34

•“Locatingthemachinetypeandmodellabel”onpage35

Note:Thecomponentsinyourcomputermightlookslightlydifferentfromtheillustrations.

©CopyrightLenovo2014

27

Locatingconnectors,controls,andindicatorsonthefrontofyour

1

2

computer

Thefollowingillustrationshowsthelocationsoftheconnectors,controls,andindicatorsonthefrontofyour
computer.

Figure1.Frontconnector,control,andindicatorlocations

1Powerbutton2Bluetoothactivityindicator
3Wirelessactivityindicator4Harddiskdriveactivityindicator
5Powerindicator
7Microphoneconnector8Headsetconnector
9Always-onUSB3.0connector

6USB2.0connector

28ThinkCentreM53HardwareMaintenanceManual

Locatingconnectorsontherearofyourcomputer

Thefollowingillustrationshowsthelocationsoftheconnectorsontherearofyourcomputer.Some
connectorsontherearofyourcomputerarecolor-codedtohelpyoudeterminewheretoconnectthe
cablesonyourcomputer.

Figure2.Rearconnectorlocations

1USB2.0connector
3VGAconnector4USB2.0connector
5USB2.0connector
7acpoweradapterconnector

9Optionalconnector
11Wi-Fiantennaslot

2Ethernetconnector

6DisplayPort

8Security-lockslot
10acpoweradaptercableloop

®

connector

Notes:

•TheUSB2.0connector4supportsthesmartpoweronfeaturethatenablesyoutoturnonthecomputer
orwakeitupfromS4hibernationmodebypressingAlt+Ponthekeyboard.Youcanenableordisable
thesmartpoweronfeaturefromtheSetupUtilityprogram.Fordetailedinformation,see“Enablingor
disablingadevice”onpage63

.

•Ifyouusetheoptionalconnectorforinstallingaserialconnector,theserialconnectorandtheadjacent
VGAconnectormightinterferewitheachotherwhenconnectingcables.Toavoidtheinterference,ensure
thatyouusetheserialconnectorconvertcablethatcomeswiththecomputerwhenyouconnecta
devicetotheserialconnector.

Chapter2.Productoverview29

ConnectorDescription

DisplayPortconnector

Ethernetconnector

HeadsetconnectorUsedtoattachasupportedheadsettoyourcomputertorecordsound,use

Microphoneconnector

USB2.0connectorUsethisconnectortoattachadevicethatrequiresaUSB2.0connection,suchasa

USB3.0connectorUsethisconnectortoattachadevicethatrequiresaUSB2.0orUSB3.0

VGAconnectorUsedtoattachaVGAmonitororotherdevicesthatuseaVideoGraphicsArray

Usedtoattachahigh-performancemonitor,adirect-drivemonitor,orotherdevices
thatuseaDisplayPortconnector.

UsedtoattachanEthernetcableforalocalareanetwork(LAN).
Note:TooperatethecomputerwithinFCCClassBlimits,useaCategory5eor
betterEthernetcable.

speech-recognitionsoftware,listentomusic,orothersoundswithoutdisturbing
anyone.Theheadsetconnectorisalsoknownasaudiojack.

Usedtoattachamicrophonetoyourcomputerwhenyouwanttorecordsoundorif
youusespeech-recognitionsoftware.

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

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

(VGA)connector.

Locatingcomponents

Thefollowingillustrationshowsthelocationsofthevariouscomponentsinyourcomputer.Toremovethe
computercover,see“Removingthecomputercover”onpage123.

30ThinkCentreM53HardwareMaintenanceManual

Figure3.Componentlocations

1Externalopticaldrive(somemodels)2Externalharddiskdrive(somemodels)
3VESA
5acpoweradapterbracket(somemodels)
7Microprocessorfan
9Coverpresenceswitch(intrusionswitch)(somemodels)
11Internalspeaker
13Powerbuttonboard
15Harddiskdriveassembly

®

mountbracket(somemodels)4Computercover

6acpoweradapter
8Heatsink
10Memorymodule

12FrontWi-Fiantenna(somemodels)
14Coin-cellbattery
16Wi-Ficardmodule(somemodels)

Chapter2.Productoverview31

17RearWi-Fiantenna(somemodels)18Verticalstand(somemodels)
19Keyboard20Mouse

LocatingmajorFRUsandCRUs

ThefollowingillustrationshowsthelocationsofthemajorFRUsandCustomerReplaceableUnits(CRUs)in
thecomputer.Toremovethecomputercover,see“Removingthecomputercover”onpage123.

Figure4.LocatingmajorFRUsandCRUs

ThefollowingtableliststhemajorFRUsshownintheillustrationaboveandidentifieswhichFRUsare
alsoself-serviceCRUsoroptional-serviceCRUs.

32ThinkCentreM53HardwareMaintenanceManual

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

Externalopticaldrive(somemodels)
Externalharddiskdrive(somemodels)
VESAmountbracket(somemodels)
Computercover
acpoweradapterbracket(somemodels)
acpoweradapterYesNo
Microprocessorfan
HeatsinkYesNo
Coverpresenceswitch(intrusionswitch)(some

models)

10

11

12

13

14

15

16

17

18

19

20

21

MemorymoduleNoYes
InternalspeakerNoYes
FrontWi-Fiantenna(somemodels)
PowerbuttonboardNoYes
Coin-cellbattery
Systemboard
HarddiskdriveassemblyNoYes
Wi-Ficardmodule(somemodels)
RearWi-Fiantenna(somemodels)
Verticalstand(somemodels)
KeyboardYesNo
MouseYesNo

Self-serviceCRUOptional-serviceCRU

NoYes
NoYes

NoYes
YesNo
YesNo

NoYes

NoYes

NoYes

NoYes

NoNo

NoYes
YesNo
YesNo

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

Chapter2.Productoverview33

Locatingpartsonthesystemboard

Thefollowingillustrationshowsthelocationsofthepartsonthesystemboard.

Figure5.Systemboardpartlocations

1Heatsink(withthemicroprocessorunderneath)2ClearCMOS/Recoveryjumper
3Cover-presence-switchconnector(intrusionswitch

4Memoryslot

connector)

5Internalspeakerconnector6Powerbuttonboardcableconnector
7Coin-cellbattery8MiniPCIExpresscardslot
9SATA2.0connector
11Serial(COM)connector12OptionalUSB2.0connector
13Microprocessorfanconnector

10Harddiskdrivepowerconnector

34ThinkCentreM53HardwareMaintenanceManual

Locatingthemachinetypeandmodellabel

Themachinetypeandmodellabelidentifiesyourcomputer.WhenyoucontactLenovoforhelp,themachine
typeandmodelinformationhelpssupporttechnicianstoidentifyyourcomputerandprovidefasterservice.

Themachinetypeandmodellabelisattachedonthesideofyourcomputerasshown.

Figure6.Machinetypeandmodellabel

Features

Thecomputerfeaturesintroducedinthissectioncoversavarietyofmodels.

Chapter2.Productoverview35

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”onpage129

.

Internaldrives

•Externalopticaldrive(availableonsomemodels)

•Harddiskdrive

•Hybriddrive(availableonsomemodels)

•Solid-statedrive(availableonsomemodels)

Videofeatures

Integratedgraphicssupportsthefollowingconnectorsonyourcomputer:

•DisplayPortconnector

•VGAconnector

Audiofeatures

Integratedaudiocontrollersupportsthefollowingconnectorsanddevicesonyourcomputer:

•Headsetconnector

•Internalspeaker(availableonsomemodels)

•Microphoneconnectors

Input/Output(I/O)features

•Audioconnectors(headsetconnectorandmicrophoneconnectors)

•Displayconnectors(DisplayPortconnectorandVGAconnector)

•Ethernetconnector

•Oneoptionalconnector

•USBconnectors

Formoreinformation,see“Locatingconnectors,controls,andindicatorsonthefrontofyourcomputer”on
page28and“Locatingconnectorsontherearofyourcomputer”onpage29.

36ThinkCentreM53HardwareMaintenanceManual

Expansion

•Externalopticaldrivebox(availableonsomemodels)

•Harddiskdrivebay

•Memoryslot

•MiniPCIExpresscardslot

Powersupply

Yourcomputercomeswitha65-wattacpoweradapter.

Wirelessfeatures

Dependingonyourcomputermodel,thefollowingwirelessfeaturesmightbesupported:

•Wirelesslocalareanetwork(LAN)

•Bluetooth

Systemmanagementfeatures

•Abilitytostorepower-onself-test(POST)hardwaretestresults

•DesktopManagementInterface(DMI)
DesktopManagementInterfaceprovidesacommonpathforuserstoaccessinformationaboutall

aspectsofacomputer.Theinformationincludesprocessortype,installationdate,attachedprintersand
otherperipherals,powersources,maintenancehistory,andsoon.

•ErPLPScompliancemode
Theenergy-relatedproductsdirective(ErP)lowestpowerstate(LPS)compliancemodereducesthe

consumptionofelectricitywhenyourcomputerisinsleeporoffmode.Formoreinformation,see
“EnablingErPLPScompliancemode”onpage64

.

•IntelligentCoolingEngine(ICE)
TheIntelligentCoolingEngineisasystemthermalmanagementsolutionthatenablesyourcomputer

torunwithbetterthermalandacousticperformance.TheICEfunctionalsomonitorsthethermal
performanceofyourcomputertoidentifythermalproblems.Formoreinformation,see“ICEperformance
mode”onpage65

•Intel

®

StandardManageability

and“ICEthermalalert”onpage66.

IntelStandardManageabilityishardware-andfirmware-basedtechnologythatmakescomputerseasier
andlessexpensiveforbusinessestomonitor,maintain,update,upgrade,andrepair.

•PrebootExecutionEnvironment(PXE)
PrebootExecutionEnvironmentenablescomputerstostartthroughanetworkinterfaceindependentof

datastoragedevices(suchastheharddiskdrive)orinstalledoperatingsystems.

•SmartPerformanceChoice
TheSmartPerformanceChoicefunctionenablesyourcomputertorunwithbetteracousticperformance

orbetterthermalperformance.See“Smartperformancechoices”onpage65

.

•SystemManagement(SM)BasicInput/OutputSystem(BIOS)andSMsoftware
TheSMBIOSspecificationdefinesdatastructuresandaccessmethodsthatcanbeusedtoread

managementdatastoredintheBIOSofacomputer.

•WakeonLAN
WakeonLANisanEthernetcomputernetworkingstandardthatallowsacomputertobeturnedon

orwokenupbyanetworkmessage.Themessageisusuallysentbyaprogramrunningonanother
computeronthesameLAN.

Chapter2.Productoverview37

•WakeonRing
WakeonRing,sometimesreferredtoasWakeonModem,isaspecificationthatallowssupported

computersanddevicestoresumefromsleeporhibernationmode.

•WindowsManagementInstrumentation(WMI)
WindowsManagementInstrumentationisasetofextensionstotheWindowsDriverModel.Itprovidesan

operatingsysteminterfacethroughwhichinstrumentedcomponentsprovideinformationandnotification.

Securityfeatures

•AbilitytoenableanddisabledevicesandUSBconnectors
Formoreinformation,see“Enablingordisablingadevice”onpage63

.

•Avarietyofpasswordstodeterunauthorizeduseofyourcomputer
Formoreinformation,see“Usingpasswords”onpage57.

•ComputraceAgentsoftwareembeddedinfirmware
TheComputraceAgentsoftwareisanITassetmanagementandcomputertheftrecoverysolution.

Thesoftwaredetectsifchangeshavebeenmadeonthecomputer,suchashardware,software,or
thecomputercall-inlocation.YoumighthavetopurchaseasubscriptiontoactivatetheComputrace
Agentsoftware.

•Coverpresenceswitch(alsocalledintrusionswitch)(availableonsomemodels)
Formoreinformation,see“Usingthecoverpresenceswitch”onpage58.

•Keyboardwithfingerprintreader(availableonsomemodels)
Formoreinformation,see“Usingthefingerprintreader”onpage58.

•Startupsequencecontrol
Formoreinformation,see“Selectingorchangingthestartupdevicesequence”onpage64

.

•Startupwithoutkeyboardormouse
Yourcomputerisabletologintotheoperatingsystemwithoutkeyboardormouseconnected.

•SupportforaKensington-stylecablelock
Formoreinformation,see“AttachingaKensington-stylecablelock”onpage57.

Preinstalledoperatingsystem

Yourcomputerispreinstalledwithoneofthefollowingoperatingsystems:

•Windows7operatingsystem

•Windows8.1operatingsystem

Operatingsystem(s),certifiedortestedforcompatibility(variesbymodeltype)

Theoperatingsystem(s)listedherearebeingcertifiedortestedforcompatibilityatthetimethispublication
goestopress.AdditionaloperatingsystemsmightbeidentifiedbyLenovoascompatiblewithyourcomputer
followingthepublicationofthismanual.Thislistissubjecttochange.T odetermineifanoperatingsystem
hasbeencertifiedortestedforcompatibility,checktheWebsiteoftheoperatingsystemprovider.

•Linux

®

38ThinkCentreM53HardwareMaintenanceManual

Specifications

Thissectionliststhephysicalspecificationsforyourcomputer.

Dimensions

Width:179mm(7.05inches)
Height:34.5mm(1.36inches)
Depth:182mm(7.17inches)

Weight

Maximumconfigurationasshipped:4.86kg(10.71lb)(withpackage)
Maximumconfigurationasshipped:4.14kg(9.13lb)(withoutpackage)

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

Lenovoprograms

YourcomputercomeswithLenovoprogramstohelpyouworkmoreeasilyandsecurely.Dependingon
theWindowsoperatingsystempreinstalled,theprogramsmightvary.

AccessingLenovoprogramsontheWindows7operatingsystem

YoucanaccessLenovoprogramsontheWindows7operatingsystemthroughWindowsSearchorfrom
ControlPanel.TheiconnamedisplayedinthesearchresultorControlPanelmightbedifferentfromthe
programname.YoucanfindtheprogrambyitsprogramnameoriconnameasshownintheLenovo
programsavailableontheWindows7operatingsystemtable.

Note:Ifyoudonotfindtheprogramyouneed,opentheLenovoThinkVantage
dimmediconfortheprogram.Thendouble-clicktheicontoinstalltheprogram.

ToaccessLenovoprogramsthroughWindowsSearch,dothefollowing:

1.ClicktheStartbuttonandthentypetheprogramnameortheiconnameintothesearchbox.

2.Locatetheprogrambytheprogramnameortheiconnameandthenclicktheprogramtolaunchit.

ToaccessLenovoprogramsfromControlPanel,dothefollowing:

®

Toolsprogramtofindthe

Chapter2.Productoverview39

Note:SomeLenovoprogramsmightnotbedisplayedinControlPanel.Tofindtheseprograms,use
WindowsSearch.

1.ClickStart➙ControlPanel.ChangetheviewofControlPanelfromCategorytoLargeiconsorSmall
icons.

2.Locatetheprogrambytheiconnameandthenclicktheprogramtolaunchit.

ThefollowingtableliststheprogramsavailableontheWindows7operatingsystem.

Note:Dependingonyourcomputermodel,someoftheLenovoprogramsmightnotbeavailable.

Table1.LenovoprogramsavailableontheWindows7operatingsystem

ProgramnameIconname

CommunicationsUtilityLenovo-WebConferencing
FingerprintManagerProor

ThinkVantageFingerprintSoftware
LenovoBluetoothLockLenovoBluetoothLock
LenovoReachLenovoReach
LenovoSHAREitLenovoSHAREit
LenovoSolutionCenterLenovo-SystemHealthandDiagnostics
LenovoThinkVantageT oolsLenovoThinkvantageTools
PasswordManagerLenovo-PasswordVault
PCCloudManagerPCCloudManager
PowerManager
RecoveryMedia
RescueandRecovery
SystemUpdate
ViewManagementUtilityLenovo-ViewManagementUtility
WifiDisplayReceiverWifiDisplayReceiver

®

Lenovo-FingerprintManagerProorLenovo-FingerprintReader

Lenovo-PowerControls
Lenovo-FactoryRecoveryDisksorCreateRecoveryMedia
Lenovo-EnhancedBackupandRestore
Lenovo-UpdateandDrivers

AccessingLenovoprogramsontheWindows8.1operatingsystem

IfyourcomputerispreinstalledwiththeWindows8.1operatingsystem,youcanaccessLenovoprograms
bydoingthefollowing:

PresstheWindowskey
theprogramyouneed,clickthearrowiconinthebottom-leftcornerofthescreentogototheAppsscreen.

Findthedesiredprogramintheappslistorsearchforitinthesearchboxinthetop-rightcornerofthescreen.

Note:Dependingonyourcomputermodel,someoftheLenovoprogramsmightnotbeavailable.

•FingerprintManagerProorThinkVantageFingerprintSoftware

•LenovoBluetoothLock

•LenovoCompanion

•LenovoReach

•LenovoSHAREit

•LenovoSolutionCenter

40ThinkCentreM53HardwareMaintenanceManual

togototheStartscreen.ClickaLenovoprogramtolaunchit.Ifyoucannotfind

•LenovoSupport

•LenovoTools

•PasswordManager

•PCCloudManager

•PowerManager

•SystemUpdate

•WifiDisplayReceiver

AnintroductiontoLenovoprograms

ThistopicprovidesabriefintroductiontosomeLenovoprograms.

Note:Dependingonyourcomputermodel,someoftheLenovoprogramsmightnotbeavailable.

•CommunicationsUtility(Windows7)
TheCommunicationsUtilityprogramprovidesacentrallocationforintegratedcameraandmicrophone

settings.ItcontrolsadvancedsettingsfortheintegratedmicrophoneandcameratooptimizeWeb
conferencingandVoiceoverIP(VOIP)experience.

•FingerprintManagerProorThinkVantageFingerprintSoftware(Windows7andWindows8.1)
Theintegratedfingerprintreaderprovidedonsomekeyboardsenablesyoutoenrollyourfingerprintand

associateitwithyourpower-onpassword,harddiskpassword,andWindowspassword.Asaresult,
fingerprintauthenticationcanreplacepasswordsandenablesimpleandsecureuseraccess.

•LenovoBluetoothLock(Windows7andWindows8.1)
TheLenovoBluetoothLockprogramenablesyoutouseaBluetoothdevice(suchasyoursmartphone)as

aproximity-basedunitforlockingorunlockingyourcomputerautomatically.Bydetectingthedistance
betweenyourcomputerandthepredefinedBluetoothdevicethatyouarecarrying,theLenovoBluetooth
Lockprogramautomaticallylocksyourcomputerwhenyouwalkawayandunlocksyourcomputerwhen
youcomeback.Thisisasimplewaytoprotectyourcomputeragainstunauthorizedaccessincase
thatyouforgettolockyourcomputer.

•LenovoCompanion(Windows8.1)
ThroughtheLenovoCompanionprogram,youcangetinformationaboutaccessoriesforyourcomputer,

viewblogsandarticlesaboutyourcomputer,andlearnaboutotherrecommendedprograms.

•LenovoReach(Windows7andWindows8.1)
UsetheLenovoReachprogramtoenhanceyourcloudexperience.LenovoReachkeepsyouconnected

atalltimesandenablesyoutoaccessallyourfavoriteitemsfrompersonalcomputers,smartphones,
ortablets.Asaresult,youcanaccess,edit,andshareyourfilesfromanywhere.WithLenovoReach,
youalsocanaddyourfavoriteWebservicestoyourclouddesktopandstaylogged-intoWebsiteswith
thecloudpasswordmanager.

•LenovoSHAREit(Windows7andWindows8.1)
TheLenovoSHAREitprogramprovidesaquickandeasywaytosharefilesandfoldersamongcomputers,

smartphones,tablets,orsmartTVswiththeAndroidortheWindowsoperatingsysteminstalled.SHAREit
usesanytypeofnetworkorevennonetworkatalltosharefilesandfolders.

•LenovoSolutionCenter(Windows7andWindows8.1)
TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It

combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.

•LenovoSupport(Windows8.1)

Chapter2.Productoverview41

TheLenovoSupportprogramenablesyoutoregisteryourcomputerwithLenovoandcheckthecomputer
healthconditionandbatterystatus.Theprogramalsoenablesyoutodownloadandviewusermanuals
foryourcomputer,getthewarrantyinformation,andexplorehelpandsupportinformation.

•LenovoThinkVantageT ools(Windows7)
TheLenovoThinkVantageToolsprogramprovideseasyaccesstovarioustoolstohelpyouworkmore

easilyandsecurely.

•LenovoT ools(Windows8.1)
TheLenovoT oolsprogramguidesyoutoahostofinformationsourcesandprovideseasyaccessto

varioustoolstohelpyouworkmoreeasilyandsecurely.

•PasswordManager(Windows7andWindows8.1)
ThePasswordManagerprogramautomaticallycapturesandfillsinauthenticationinformationfor

WindowsprogramsandWebsites.

•PCCloudManager(Windows7andWindows8.1)
ThePCCloudManager(PCM)programisabrowser-basedsolutionforclient-computermanagement.

ThePCMprogramhastwocomponents:PCMServerandPCMClient.PCMServerisinstalledonthe
computer,wheretheadministratorperformsmanagementwork,suchaspowermanagementandsecurity
management.PCMClientisinstalledontheclientcomputerstobemanaged.Theadministratorcanlog
intoPCMServertomanagecomputerswithPCMClientinstalled,throughtheInternetWebbrowser.

•PowerManager(Windows7andWindows8.1)
ThePowerManagerprogramprovidesconvenient,flexible,andcompletepowermanagementforyour

computer.Itenablesyoutoadjustyourcomputerpowersettingstoachievethebestbalancebetween
performanceandpowersaving.

•RecoveryMedia(Windows7)
TheRecoveryMediaprogramenablesyoutorestorethecontentsoftheharddiskdrivetothe

factory-defaultsettings.

•RescueandRecovery(Windows7)
TheRescueandRecoveryprogramisaone-buttonrecoveryandrestoresolution.Itincludesasetof

self-recoverytoolstohelpyoudiagnosecomputerproblems,gethelp,andrecoverfromsystemcrashes,
evenifyoucannotstarttheWindowsoperatingsystem.

•SystemUpdate(Windows7andWindows8.1)
TheSystemUpdateprogramhelpsyoukeepthesoftwareonyourcomputerup-to-datebydownloading

andinstallingsoftwareupdatepackages.ExamplesofthesesoftwareupdatepackagesincludeLenovo
programs,devicedrivers,UEFIBIOSupdates,andotherthird-partyprograms.

•ViewManagementUtility(Windows7)
TheViewManagementUtilityprogramenablesyoutoeasilyorganizeyouropenwindows.Itdividesyour

screenintomultiplepartsandthenresizesandpositionsopenwindowsintodifferentpartstomakethe
bestuseofyourdesktop.Theprogramalsoisabletoworkacrossmultiplemonitorstoimproveyour
productivity.

•WifiDisplayReceiver(Windows7andWindows8.1)
TheWifiDisplayReceiverprogramenablesyoutoviewandcontrolthedisplayofaMiracastsource

device(suchasyoursmartphoneandtablet)onthecomputerwithnoneedtousecablesoranetwork
connection.T oachievethis,yourcomputermustbeequippedwithaRealtekWi-Ficardandhasthe
WifiDisplayReceiverprograminstalled.

42ThinkCentreM53HardwareMaintenanceManual

Chapter3.Usingyourcomputer

Thischapterprovidesinformationaboutthefollowingtopics:

•“Registeringyourcomputer”onpage43

•“Usingkeyboardshortcuts”onpage43

•“Usingthewheelmouse”onpage44

•“Settingthecomputervolume”onpage45

•“Usingadisc”onpage46

•“NavigatingamongscreensontheWindows8.1operatingsystem”onpage47

•“AccessingControlPanelontheWindows8.1operatingsystem”onpage49

•“Frequentlyaskedquestions”onpage49

Registeringyourcomputer

Whenyouregisteryourcomputer,informationisenteredintoadatabase,whichenablesLenovotocontact
youincaseofarecallorothersevereproblem.AfteryouregisteryourcomputerwithLenovo,youwillreceive
quickerservicewhenyoucallLenovoforhelp.Inaddition,somelocationsofferextendedprivilegesand
servicestoregisteredusers.

ToregisteryourcomputerwithLenovo,dooneofthefollowing:

•Gotohttp://www.lenovo.com/registerandfollowtheinstructionsonthescreentoregisteryourcomputer.

•Registeryourcomputerthroughapreinstalledregistrationprogramwithyourcomputerconnectedto
theInternet:

–ForWindows7:ThepreinstalledLenovoProductRegistrationprogramlaunchesautomaticallyafteryou

haveusedyourcomputerforatime.Followtheinstructionsonthescreentoregisteryourcomputer.

–ForWindows8.1:OpentheLenovoSupportprogram.Then,clickRegistrationandfollowthe

instructionsonthescreentoregisteryourcomputer.

Note:FordetailedinformationonhowtoopentheLenovoSupportprogramonWindows8.1,see
“AccessingLenovoprogramsontheWindows8.1operatingsystem”onpage40

.

Usingkeyboardshortcuts

Akeyboardshortcutisonekeyorcombinationofmultiplekeys.Throughkeyboardshortcuts,youcan
performtasksthatwouldtypicallyrequireamouseorotherpointingdevices.Keyboardshortcutsprovide
aneasieralternativetointeractwithyourcomputerasyouworkwiththeWindowsoperatingsystemand
mostapplications.

Formoreinformationaboutthekeyboardshortcuts,gotohttp://windows.microsoft.com/,andthentypeany
ofthefollowingkeywordsforsearching:keyboardshortcuts,keycombinations,shortcutkeys.

©CopyrightLenovo2014

43

Usingthewheelmouse

Thewheelmousehasthefollowingcontrols:

1Primarymousebutton:Usethisbuttontoselectorstartaprogramormenuitem.

2Wheel:Usethewheeltocontrolthescrollingactionofthemouse.Thedirectioninwhichyourotatethe

wheelcontrolsthedirectionofthescrollingaction.

3Secondarymousebutton:Usethisbuttontodisplayamenufortheactiveprogram,icon,orobject.

Youcanviewandchangethesettingsofyourmousebydoingthefollowing:

1.OntheWindows7operatingsystem,clickStart➙ControlPanel➙HardwareandSound.Onthe
Windows8.1operatingsystem,openControlPanelandclickHardwareandSound.

Note:FordetailedinformationonhowtoopenControlPanelonWindows8.1,see“AccessingControl
PanelontheWindows8.1operatingsystem”onpage49.

2.IntheDevicesandPrinterssection,clickMousetoviewandchangethesettings.

Managingpower

Powermanagementreducesthepowerconsumptionofcertaincomponentsofthecomputersuchasthe
systempowersupply,processor,harddiskdrives,andsomemonitors.

Advancedconfigurationandpowerinterface(ACPI)BIOS

BeinganACPIBIOSsystem,theoperatingsystemisallowedtocontrolthepowermanagementfeatures
ofthecomputerandthesettingforAdvancedPowerManagement(APM)BIOSmodeisignored.Not
alloperatingsystemssupportACPIBIOSmode.

AutomaticPower-onfeatures

TheAutomaticPower-OnfeatureswithinthePowerManagementmenuallowyoutoenableanddisable
featuresthatturnonthecomputerautomatically.

•WakeUponAlarm:Y oucanspecifyadateandtimeatwhichthecomputerwillbeturnedon
automatically.Thiscanbeeitherasingleeventoradailyevent.

•WakeonLAN:Ifthecomputerhasaproperlyconfiguredtoken-ringorEthernetLANadaptercardthatis
WakeonLAN-enabledandthereisremotenetworkmanagementsoftware,youcanusetheWakeonLAN
feature.WhenyousetWakeonLANtoEnabled,thecomputerwillturnonwhenitreceivesaspecific
signalfromanothercomputeronthelocalareanetwork(LAN).

44ThinkCentreM53HardwareMaintenanceManual

ToenabletheWakeonLANfunctionortheWakeUponAlarmfunctionontheWindows8.1operating
system,dothefollowing:

1.OpenControlPanel.

2.ClickHardwareandSound➙PowerOptions.

3.Intheleftpanel,clickChoosewhatthepowerbuttondoes.

4.IntheShutdownsettingsection,clearTurnonfaststartup.

Note:Ifthesettingsareunavailable,clickChangesettingsthatarecurrentlyunavailable.

5.ClickSavechanges.

Settingthecomputervolume

Anaudiocontrollerisbuiltintothecomputersystemboardtosupporttheaudioconnectorsonyour
computer.See“Audiofeatures”onpage36.

ThissectionprovidesinstructionsonhowtosetthecomputervolumefromthedesktopandControlPanel.

Settingthevolumefromthedesktop

Tosetthecomputervolumefromthedesktop,dothefollowing:

1.Clickthevolumeicononthetaskbar.Y oucanlocatethetaskbaratthebottom-rightcornerofthe
desktop.

2.Movetheslideruptoincreaseordowntodecreasethevolume.Clickthemute-speakericontoturnoff
theaudio.

Ifthevolumeiconisnotonthetaskbar,addthevolumeicontothetaskbar.Toaddthevolumeicon,
dothefollowing:

•ForWindows7:

1.FromtheWindowsdesktop,clickStart➙ControlPanel➙AppearanceandPersonalization.

2.IntheTaskbarandStartMenusection,clickCustomizeiconsonthetaskbar.

3.ClickTurnsystemiconsonoroffandchangethevolumebehaviorsfromOfftoOn.

4.ClickOKtosavethenewsettings.

•ForWindows8.1:

1.OpenControlPanel,andclickAppearanceandPersonalization.

Note:FordetailedinformationonhowtoopenControlPanelonWindows8.1,see“Accessing
ControlPanelontheWindows8.1operatingsystem”onpage49.

2.IntheTaskbarandNavigationsection,clickCustomizeiconsonthetaskbar.

3.ClickTurnsystemiconsonoroffandchangethevolumebehaviorfromOfftoOn.

4.ClickOKtosavethenewsettings.

SettingthevolumefromControlPanel

TosetthecomputervolumefromControlPanel,dothefollowing:

1.OntheWindows7operatingsystem,clickStart➙ControlPanel➙HardwareandSound.Onthe
Windows8.1operatingsystem,openControlPanelandclickHardwareandSound.

Note:FordetailedinformationonhowtoopenControlPanelonWindows8.1,see“AccessingControl
PanelontheWindows8.1operatingsystem”onpage49

.

Chapter3.Usingyourcomputer45

2.IntheSoundsection,clickAdjustsystemvolume.

3.Movetheslideruptoincreaseordowntodecreasethevolume.

Usingadisc

Thissectionprovidesinformationaboutthefollowingtopics:

•“Usingtheopticaldrive”onpage46

•“Handlingandstoringadisc”onpage46

•“Playingandremovingadisc”onpage47

•“Recordingadisc”onpage47

Usingtheopticaldrive

Dependingonthemodel,yourcomputerisequippedwithoneofthefollowingopticaldrives:

•CD-ROMdrive:UsedtoreadCDsonly.

•DVD-ROMdrive:UsedtoreadDVDsandCDs.

•BD-ROMdrive:Usedtoreadblu-raydiscs(BDs),DVDs,andCDs.

•Recordableopticaldrive:Usedtoreadandrecordadisc.

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.

46ThinkCentreM53HardwareMaintenanceManual

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.

Recordingadisc

Ifyourcomputerisinstalledwitharecordableopticaldrive,youcanusethedrivetorecordadisc.

Torecordadisc,dothefollowing:

•OntheWindows7operatingsystem,useeithertheCorelDVDMovieFactoryLenovoEditionprogramor
thePower2Goprograminstalledonyourcomputer.

–T oruntheCorelDVDMovieFactoryLenovoEditionprogram,clickStart➙AllPrograms➙Corel

DVDMovieFactoryLenovoEdition➙CorelDVDMovieFactoryLenovoEdition.Followthe
instructionsonthescreen.

–T orunthePower2Goprogram,clickStart➙AllPrograms➙PowerDVDCreate➙Power2Go.

Followtheinstructionsonthescreen.

•OntheWindows8.1operatingsystem,runthePower2Goprogrambydoingthefollowing:

1.OntheStartscreen,clickthedownarrowinthebottom-leftcornertogototheAppsscreen.Then
typePower2Gointhesearchboxinthetop-rightcornerofthescreen.

2.ClickPower2Gointhesearchresulttoopentheprogram.

3.Followtheinstructionsonthescreen.

NavigatingamongscreensontheWindows8.1operatingsystem

Tonavigateamongthedesktop,theStartscreen,andapplicationsopenedfromtheStartscreenonthe
Windows8.1operatingsystem,dooneofthefollowing:

•FromtheStartscreen,dooneofthefollowingtonavigatetothemostrecentlyaccessedworkspace
(application,setting,ordesktop):

–Usingapointingdevice:Movethepointertotheextremebottom-leftcornerofthescreenuntilthe

Windowsscreen-controlicon

–Usingatouchscreen:Swipeinandoutontheleftedgeofthescreen.Representationsofallavailable

workspacesaredisplayedalongtheleftedgeofthescreen.T aptheWindowsscreen-controlicon

atthebottom.

isdisplayed;thenclicktheicon.

Chapter3.Usingyourcomputer47

Note:TheWindowsscreen-controliconisdisplayedonlywhenyouhaveatleastoneactive
workspaceinthebackgroundofthesystem.

•FromthedesktoporanyotherworkspacethatisopenedfromtheStartscreen,dooneofthefollowingto
navigatetotheStartscreen:

–Usingapointingdevice:

–Fromthedesktop,clicktheWindowsscreen-controlicon

inthebottom-leftcornerofthescreen.

–Fromanyotherworkspace,movethepointertotheextremebottom-leftcornerofthescreenuntil

theWindowsscreen-controliconisdisplayed;thenclicktheicon.

–Usingatouchscreen:Dooneofthefollowing:

–Fromthedesktop,taptheWindowsscreen-controlicon

inthebottom-leftcornerofthescreen.

–Fromanyotherworkspace,dooneofthefollowing:

•Swipeinandoutontheleftedgeofthescreen.Representationsofallavailableworkspaces
aredisplayedalongtheleftedgeofthescreen.TaptheWindowsscreen-controliconat

thebottom.

•Swipeinfromtherightedgeofthescreentodisplaythecharms;thentapStart.

•Fromanyworkspace(Startscreen,desktop,PCsettings,orapplicationopenedfromtheStartscreen),go
toanotherpreviously-openedworkspaceusinganyofthefollowingprocedures:

–T onavigatetoapreviouslyaccessedworkspace(application,setting,ordesktop),dooneofthe

following:
–Usingapointingdevice:

1.Dooneofthefollowing:

•Movethepointertotheextremetop-leftcornerofthescreenandthenmovethepointer
downwardalongtheleftedgeofthescreen.

•Movethepointertotheextremebottom-leftcornerofthescreenandthenmovethepointer
upwardalongtheleftedgeofthescreen.

Representationsofallavailableworkspacesaredisplayedalongtheleftedgeofthescreen.

Note:OnlyactiveworkspacesthatyouhaveaccessedduringthecurrentWindowssessionare
displayedalongtheleftedge.Ifyoucloseanactiveworkspace,itsrepresentationwillnotbe
displayedalongtheleftedgeofthescreen.

2.Clicktherepresentation.

–Usingatouchscreen:

•Method1

1.Swipeinandoutontheleftedgeofthescreen.Representationsofallavailableworkspaces
aredisplayedalongtheleftedgeofthescreen.

2.Tapthedesiredworkspace.

•Method2

1.Swipeinfromtheleftedgeofthescreentonavigatetothenextavailableworkspace.

2.Repeatstep1untilyounavigatetothedesiredworkspace.

–T onavigatetothemostrecentlyaccessedworkspace(application,PCsettings,ordesktop),doone

ofthefollowing:
–Usingapointingdevice:Movethepointertotheextremetop-leftcornerofthescreenuntilthe

Windowsscreen-controlicon

isdisplayed;thenclicktheicon.

48ThinkCentreM53HardwareMaintenanceManual

–Usingatouchscreen:Swipeinfromtheleftedgeofthescreen.

ForinformationaboutusingotherfeaturesoftheWindows8.1operatingsystem,opentheHelp+Tips
applicationfromtheStartscreenorAppsscreen.Alternatively,refertotheWindowsHelpandSupport
informationsystem.Formoreinformation,see“HelpandSupport”onpage151

.

AccessingControlPanelontheWindows8.1operatingsystem

OntheWindowsoperatingsystem,youcanviewandchangecomputersettingsthroughControlPanel.To
accessControlPanelontheWindows8.1operatingsystem,dooneofthefollowing:

•Fromthedesktop

1.Movethepointertothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.

2.ClickSettings.

3.ClickControlPanel.

•FromtheStartscreen

1.Clickthedownarrowinthebottom-leftcornerofthescreentogototheAppsscreen.

2.Scrolltotherightside,andclickControlPanelintheWindowsSystemsection.

Frequentlyaskedquestions

Thefollowingaresomeofthefrequentlyaskedquestionsandtheiranswers.Theanswerscanhelpyou
optimizetheuseofyourcomputer.

Fortheanswerstomorefrequentlyaskedquestionsaboutusingyourcomputer,goto:
http://www.lenovo.com/support/faq

HowcanIgetmyuserguideinanotherlanguage?

Theuserguideisavailableinvariouslanguagesat:
http://www.lenovo.com/UserManuals

HowcanIrestoremycomputersettings?

Yourcomputerprovidesaprogramthatenablesyoutorestorethecomputersettings.Formoreinformation,
seeChapter10“Recoveryinformation”onpage95.

Additionally,incaseofahard-disk-drivefailure,youcanorderarecoverydiscsetfromtheLenovoCustomer
SupportCenter.ForinformationaboutcontactingtheCustomerSupportCenter,seeChapter12“Getting
information,help,andservice”onpage151
thatcomeswiththediscset.

Note:Arecoverydiscsetmightcontainmultiplediscs.Ensurethatyouhaveallofthediscsreadybefore
startingtherecoveryprocess.Duringtherecoveryprocess,youmightbepromptedtochangediscs.

WherecanIfindhelpabouttheWindowsoperatingsystem?

TheWindowsHelpandSupportinformationsystemprovidesyouwithdetailedinformationaboutusing
theWindowsoperatingsystem.T oaccesstheWindowsHelpandSupportinformationsystem,doone
ofthefollowing:

.Beforeusingtherecoverydiscset,refertothedocumentation

•OntheWindows7operatingsystem,clickStart➙HelpandSupport.

•OntheWindows8.1operatingsystem,moveyourpointertothetop-rightorbottom-rightcornerofthe
screentodisplaythecharms.ThenclickSettings➙Help.Additionally,theWindows8.1operating
systemprovidesaHelp+TipsapplicationthatyoucanopenfromtheStartscreenorAppsscreen.

Chapter3.Usingyourcomputer49

HowcanIchangetheWindows8.1startupbehaviortoopeneitherthedesktoportheStartscreen?

OntheWindows8.1operatingsystem,youcansetthecomputertoopeneitherthedesktoportheStart
screenbydefault.Tosetthedefaultstartupscreen,dothefollowing:

1.Onthedesktop,right-clickonthetaskbaratthebottomofthescreen.

2.ClickProperties.The“TaskbarandNavigationproperties”windowisdisplayed.

3.OntheNavigationtab,locatetheStartscreensection,andthendooneofthefollowing:

•T osetthedesktopasyourdefaultstartupscreen,selectWhenIsigninorcloseallappsona
screen,gotothedesktopinsteadofStart.

•T osettheStartscreenasyourdefaultstartupscreen,cleartheWhenIsigninorcloseallappson
ascreen,gotothedesktopinsteadofStartcheckbox.

4.ClickOKtosavethenewsetting.

50ThinkCentreM53HardwareMaintenanceManual

Chapter4.Youandyourcomputer

Thischapterprovidesinformationaboutaccessibility,comfort,andrelocatingyourcomputertoother
countriesorregions.

Accessibilityandcomfort

Goodergonomicpracticeisimportanttogetthemostfromyourpersonalcomputerandtoavoiddiscomfort.
Arrangeyourworkplaceandtheequipmentyouusetosuityourindividualneedsandthekindofwork
thatyouperform.Inaddition,usehealthyworkhabitstomaximizeyourperformanceandcomfortwhile
usingyourcomputer.

Thefollowingtopicsprovideinformationaboutarrangingyourworkarea,settingupyourcomputer
equipment,andestablishinghealthyworkhabits.

Arrangingyourworkspace

Togetthemostfromyourcomputer,arrangeboththeequipmentyouuseandyourworkareatosuityour
needsandthekindofworkyoudo.Yourcomfortisofforemostimportance,butlightsources,aircirculation,
andthelocationofelectricaloutletscanalsoaffectthewayyouarrangeyourworkspace.

Comfort

Althoughnosingleworkingpositionisidealforeveryone,hereareafewguidelinestohelpyoufinda
positionthatsuitsyoubest.

Sittinginthesamepositionforalongtimecancausefatigue.Thebackrestandseatofyourchairshould
adjustindependentlyandprovidegoodsupport.Theseatshouldhaveacurvedfronttorelievepressureon
thethighs.Adjusttheseatsothatyourthighsareparalleltothefloorandyourfeetareeitherflatonthe
floororonafootrest.

Whenusingthekeyboard,keepyourforearmsparalleltothefloorandyourwristsinacomfortableposition.
Usealighttouchonthekeyboardandyourhandsandfingersrelaxed.Changetheangleofthekeyboard
formaximumcomfortbyadjustingthepositionofthekeyboardfeet.

Adjustthemonitorsothetopofthescreenisat,orslightlybelow,eyelevel.Placethemonitorata
comfortableviewingdistance,usually51–61cm(20–24inches).Then,positionthemonitorsothatyoucan
viewitwithouttwistingyourbody.Also,positionotherequipmentyouuseregularly,suchasthetelephone
oramouse,withineasyreach.

©CopyrightLenovo2014

51

Glareandlighting

Positionthemonitortominimizeglareandreflectionsfromoverheadlights,windows,andotherlightsources.
Reflectedlightfromshinysurfacescancauseannoyingreflectionsonyourmonitorscreen.Placethe
monitoratrightanglestowindowsandotherlightsources,whenpossible.Reduceoverheadlighting,if
necessary,byturningofflightsorusinglowerwattagebulbs.Ifyouinstallthemonitornearawindow,use
curtainsorblindstoblockthesunlight.Youcanadjustthebrightnessandcontrastcontrolsonthemonitor
astheroomlightingchangesthroughouttheday.

Whereitisimpossibletoavoidreflectionsortoadjustthelighting,anantiglarefilterplacedoverthescreen
mightbehelpful.However,thesefiltersmightaffecttheclarityoftheimageonthescreen;trythemonlyafter
youhaveexhaustedothermethodsofreducingglare.

Dustbuildupcompoundsproblemsassociatedwithglare.Remembertocleanyourmonitorscreen
periodicallyusingasoftclothasdirectedinyourmonitordocumentation.

Aircirculation

Yourcomputerandmonitorproduceheat.Thecomputerhasafanthatpullsinfreshairandforcesouthot
air.Themonitorletshotairescapethroughvents.Blockingtheairventscancauseoverheating,whichmight
resultinamalfunctionordamage.Placethecomputerandmonitorsothatnothingblockstheairvents;
usually,51mm(2inches)ofairspaceissufficient.Also,ensurethattheventedairisnotblowingonpeople.

Electricaloutletsandcablelengths

Thefollowingfactorsmightdeterminethefinalplacementofyourcomputer:

•Locationofelectricaloutlets

•Lengthofpowercords

•Lengthofthecablesthatareconnectedtothemonitorandotherdevices

Whenarrangingyourworkspace:

•Avoidtheuseofextensioncords.Whenpossible,plugthecomputerpowercorddirectlyintoanelectrical
outlet.

•Keeppowercordsandcablesneatlyroutedawayfromwalkwaysandotherareaswheretheymight
getkickedaccidentally.

Formoreinformationaboutpowercords,see“Powercordsandpoweradapters”onpage1

.

Accessibilityinformation

Lenovoiscommittedtoprovidingpeoplewithdisabilitiesgreateraccesstoinformationandtechnology.
Sometechnologiesarealreadyprovidedinyouroperatingsystem.Otherscanbepurchasedthrough
vendors.

UsersalsocanusetheEaseofAccessCenterprovidedintheWindowsoperatingsystemtoconfiguretheir
computerstosuittheirphysicalandcognitiveneeds.TheEaseofAccessCenterisacentrallocationthat
youcanusetoconfiguretheaccessibilitysettingsandprogramsavailableontheMicrosoftWindows
operatingsystem.TousetheEaseofAccessCenter,openControlPanelandclickEaseofAccess
➙EaseofAccessCenter.

Thefollowinginformationprovideswaystohelpuserswhohavehearing,vision,andmobilitylimitationsget
themostoutoftheircomputerexperience.

52ThinkCentreM53HardwareMaintenanceManual

On-screennotification

On-screennotificationhelpshearing-impairedpeoplebeawareofthestatusoftheircomputer.On-screen
notificationreplacessoundswithvisualcuesortextcaptionstoindicatethatactivityishappeningonthe
computer.Asaresult,systemalertsarenoticeableevenwhentheyarenotheard.Forexample,whenyou
selectoneobjectwithyourkeyboard,theobjectishighlighted.Whenyoumovethepointertooneobject
withyourmouse,theintroductorytextoftheobjectisdisplayed.

Touseon-screennotification,openControlPanel,clickEaseofAccess➙EaseofAccessCenter,and
thenclickUsetextorvisualalternativesforsounds.

Audionotification

Audionotificationhelpsvisuallyimpairedpeopleorpeoplewithweaksightbeawareofthestatusoftheir
computer.

Touseaudionotification,openControlPanel,clickEaseofAccess➙EaseofAccessCenter➙Usethe

computerwithoutadisplay,andthenselectTurnonAudioDescription.

Narrator

Narratorisascreenreaderthatreadswhatisdisplayedonthescreenaloudanddescribeseventslike
errormessages.

ToopenNarrator,dothefollowing:

•ForWindows7:ClicktheStartbutton.Then,typeNarratorintothesearchfield.Inthelistofresults,
clickNarrator.

•ForWindows8.1:Moveyourpointertothetop-rightorbottom-rightcornerofthescreentodisplaythe
charmsandclickSearch.Then,typeNarratorintothesearchfield.Inthelistofresults,clickNarrator.

FormoreinformationabouthowtouseandconfigureNarrator,seetheWindowsHelpandSupport
informationsystem.

Screen-readertechnologies

Screen-readertechnologiesareprimarilyfocusedonsoftwareprograminterfaces,helpinformationsystems,
andavarietyofonlinedocuments.Foradditionalinformationaboutscreenreaders,seethefollowing:

•UsingPDFswithscreenreaders:
http://www.adobe.com/accessibility.html?promoid=DJGVE

•UsingtheJAWSscreenreader:
http://www.freedomscientific.com/jaws-hq.asp

•UsingtheNVDAscreenreader:
http://www.nvaccess.org/

SpeechRecognition

SpeechRecognitionenablesyoutocontrolyourcomputerbyvoice.

Usingonlyyourvoice,youcanstartprograms,openmenus,clickobjectsonthescreen,dictatetextinto
documents,andwriteandsende-mails.Everythingyoudowiththekeyboardandmousecanbedonewith
onlyyourvoice.

ToopenSpeechRecognition,dothefollowing:

•ForWindows7:ClicktheStartbutton.Then,typeSpeechRecognitionintothesearchfield.Inthelist
ofresults,clickSpeechRecognition.

Chapter4.Youandyourcomputer53

•ForWindows8.1:Moveyourpointertothetop-rightorbottom-rightcornerofthescreentodisplaythe
charmsandclickSearch.Then,typeSpeechRecognitionintothesearchfield.Inthelistofresults,
clickSpeechRecognition.

FormoreinformationabouthowtouseandconfigureSpeechRecognition,seetheWindowsHelpand
Supportinformationsystem.

Customizabletextsize

Dependingonyourpreference,youcanchangeonlythetextsizeinsteadofchangingthesizeofeverything
onthedesktop.Tochangethetextsize,openControlPanelandclickAppearancesandPersonalization➙

Display.Then,gotoChangeonlythetextsizeandsetatextsizethatmeetsyourneeds.

Magnifier

YourcomputerisequippedwiththeMicrosoftMagnifiertohelpvisuallyimpairedpeopleusethecomputer
morecomfortably.Magnifierisausefulutilitythatenlargestheentirescreenorpartofthescreensothatyou
canseethewordsandimagesbetter.YoucanopenMagnifierfromtheEaseofAccessCenter.

ToopenMagnifier,dothefollowing:

•ForWindows7:ClicktheStartbutton,clickAllPrograms➙Accessories➙EaseofAccess,and
thenclickMagnifier.

•ForWindows8.1:Moveyourpointertothetop-rightorbottom-rightcornerofthescreentodisplaythe
charmsandclickSearch.Then,typeMagnierintothesearchfield.Inthelistofresults,clickMagnifier.

FormoreinformationabouthowtouseandconfigureMagnifier,seetheWindowsHelpandSupport
informationsystem.

Note:Fortouch-screencomputermodels,youalsocanzoominandzoomoutbyusingtouchgestures
insteadofthekeyboard.See“Zoom”onpage54

.

Zoom

Youcanusethezoomfeaturetoenlargeorreducethesizeoftext,pictures,maps,orotherobjects.

•Fromthekeyboard:
–Zoomin:PresstheWindowslogokey+theplus-signkey(+)toenlargethesizeoftext,pictures,

maps,orotherobjects.

–Zoomout:PresstheWindowslogokey+theminus-sign(-)keytoreducethesizeoftext,pictures,

maps,orotherobjects.

•Fromthetouchscreen:
–Zoomin:Movetwofingersfartherapartonthetouchscreentoenlargethesizeoftext,pictures,

maps,orotherobjects.

–Zoomout:Movetwofingersclosertogetheronthetouchscreentoreducethesizeoftext,pictures,

maps,orotherobjects.

Screenresolution

Youcanmakeyourdocumentseasiertoreadbyadjustingthescreenresolutionofyourcomputer.Toadjust
thescreenresolution,rightclickanywhereonthedesktop,clickScreenresolution,andthenadjustthe
settingsasyouprefer.

Note:Settingtoolowofaresolutionmightpreventsomeitemsfromfittingonthescreen.

Foralternativesonincreasingthesizeoftextandotherobjects,seethefollowing:

54ThinkCentreM53HardwareMaintenanceManual

•“Customizabletextsize”onpage54

•“Magnifier”onpage54

•“Zoom”onpage54

EaseofAccesskeyboardshortcuts

Thefollowingtablecontainskeyboardshortcutsthatcanhelpmakeyourcomputereasiertouse.

KeyboardshortcutFunction

Windowslogokey+U

RightShiftforeightseconds
ShiftfivetimesTurnStickyKeysonoroff
NumLockforfivesecondsTurnToggleKeysonoroff
LeftAlt+LeftShift+NumLock
LeftAlt+LeftShift+PrtScn(orPrtSc)TurnHighContrastonoroff

OpentheEaseofAccessCenter
TurnFilterKeysonoroff

TurnMouseKeysonoroff

Formoreinformation,gotohttp://windows.microsoft.com/,andthentypeanyofthefollowingkeywords
forsearching:keyboardshortcuts,keycombinations,shortcutkeys.

On-ScreenKeyboard

Ifyouprefertotypeorenterdataintoyourcomputerwithoutusingaphysicalkeyboard,youcanuse
On-ScreenKeyboard.On-ScreenKeyboarddisplaysavisualkeyboardwithallthestandardkeys.Youcan
selectkeysusingthemouseoranotherpointingdevice,oryoucantaptoselectthekeysifyourcomputer
supportsmulti-touchscreen.

ToopenOn-ScreenKeyboard,dothefollowing:

•ForWindows7:ClicktheStartbutton.Then,typeOn-ScreenKeyboardintothesearchfield.Inthelistof
results,clickOn-ScreenKeyboard.

•ForWindows8.1:Moveyourpointertothetop-rightorbottom-rightcornerofthescreentodisplaythe
charmsandclickSearch.Then,typeOn-ScreenKeyboardintothesearchfield.Inthelistofresults,
clickOn-ScreenKeyboard.

FormoreinformationabouthowtouseandconfigureOn-ScreenKeyboard,seetheWindowsHelpand
Supportinformationsystem.

Personalizedkeyboard

Thetactilebumpsonthekeyboardprovideareferencepointfromwhichyoucaneasilylocateallkeyson
thekeyboardwithoutvisualassistance.

Toadjustyourkeyboardsettings,openControlPanel,clickEaseofAccess➙EaseofAccessCenter,
andthenclickMakethekeyboardeasiertouse.

Industry-standardconnectors

Yourcomputerprovidesindustry-standardconnectorsthatenableyoutoconnectassistivedevices,
ifneeded.

Formoreinformationaboutthelocationandfunctionoftheconnectors,see“Locatingconnectors,controls,
andindicatorsonthefrontofyourcomputer”onpage28

and“Locatingconnectorsontherearofyour

computer”onpage29.

Chapter4.Youandyourcomputer55

TTY/TDDconversionmodem

Yourcomputersupportstheuseofthetexttelephone(TTY)orthetelecommunicationsdeviceforthe
deaf(TDD)conversionmodem.ThemodemmustbeconnectedbetweenyourcomputerandaTTY/TDD
telephone.Then,youcantypeamessageonyourcomputerandsendittothetelephone.

Documentationinaccessibleformats

Lenovoprovideselectronicdocumentationinaccessibleformats,suchasproperlytaggedPDFfilesor
HyperTextMarkupLanguage(HTML)files.Lenovoelectronicdocumentationisdevelopedtoensure
thatvisuallyimpaireduserscanreadthedocumentationthroughascreenreader.Eachimageinthe
documentationalsoincludesadequatealternativetextsothatvisuallyimpaireduserscanunderstandthe
imagewhentheyuseascreenreader.

Movingyourcomputertoanothercountryorregion

Whenyoumoveyourcomputertoanothercountryorregion,youmusttakelocalelectricalstandards
intoconsideration.

Ifyourelocateyourcomputertoacountryorregionthatusesanelectricaloutletstyledifferentfromthe
typeyouarecurrentlyusing,youwillhavetopurchaseeitherelectricalplugadaptersornewpowercords.
YoucanorderpowercordsdirectlyfromLenovo.

Forpowercordinformationandpartnumbers,goto:
http://www.lenovo.com/powercordnotice

56ThinkCentreM53HardwareMaintenanceManual

Chapter5.Security

Thischapterprovidesinformationabouthowtoprotectyourcomputerfromtheftandunauthorizeduse.

AttachingaKensington-stylecablelock

YoucanuseaKensington-stylecablelocktosecureyourcomputertoadesk,table,orothernon-permanent
fixture.Thecablelockattachestothesecurity-lockslotattherearofyourcomputer.Dependingonthetype
selected,thecablelockcanbeoperatedwithakeyorcombination.Thecablelockalsolocksthebuttons
usedtoopenthecomputercover.Thisisthesametypeoflockusedwithmanynotebookcomputers.You
canordersuchacablelockdirectlyfromLenovobysearchingforKensingtonat:
http://www.lenovo.com/support

Figure7.Kensington-stylecablelock

Usingpasswords

YoucansetavarietyofpasswordsthroughtheMicrosoftWindowsoperatingsystemandthroughtheBIOS
ofyourcomputertohelpdeterunauthorizeduseofyourcomputer.

BIOSpasswords

YoucanusetheBIOSSetupUtilityprogramtosetpasswordstopreventunauthorizedaccesstoyour
computeranddata.Thefollowingtypesofpasswordsareavailable:

•Administratorpassword

•Harddiskpassword

©CopyrightLenovo2014

57

•Power-onpassword(POP)
FormoreinformationaboutBIOSpasswords,see“UsingBIOSpasswords”onpage62

setanypasswordstouseyourcomputer.However,usingpasswordsimprovescomputingsecurity.

.Youdonothaveto

Windowspasswords

DependingonyourversionoftheWindowsoperatingsystem,youcanuseWindowspasswordsforavariety
offeatures,includingaccesscontrolandindividualusersettings.Formoreinformation,seetheWindows
HelpandSupportinformationsystem.

Usingthecoverpresenceswitch

Thecoverpresenceswitchpreventsyourcomputerfromloggingintotheoperatingsystemwhenthe
computercoverisnotproperlyinstalledorclosed.Toenablethecover-presence-switchconnectoronthe
systemboard,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.Settheadministratorpassword.See“Setting,changing,anddeletingapassword”onpage62.

3.FromtheSecuritysubmenu,selectChassisIntrusionDetection➙Enabled.The
cover-presence-switchconnectoronthesystemboardisenabled.

Whenyouturnonthecomputer,ifthecoverpresenceswitchdetectsthatyourcomputercoverisnot
correctlyinstalledorclosed,anerrormessagewillbedisplayed.Tobypasstheerrormessageandloginto
theoperatingsystem,dothefollowing:

1.Properlyinstallorcloseyourcomputercover.See“Completingthepartsreplacement”onpage147.

2.PressF1toentertheSetupUtilityprogram.ThenpressF10tosaveandexittheSetupUtilityprogram.
Theerrormessagewillnotbedisplayedagain.

Usingthefingerprintreader

Theintegratedfingerprintreaderprovidedonsomekeyboardsenablesyoutoenrollyourfingerprintand
associateitwithyourpower-onpassword,harddiskpassword,andWindowspassword.Asaresult,
fingerprintauthenticationcanreplacepasswordsandenablesimpleandsecureuseraccess.

ToopenFingerprintManagerProorThinkVantageFingerprintSoftwareandusethefingerprintreader,
dothefollowing:

•OntheWindows7operatingsystem,see“AccessingLenovoprogramsontheWindows7operating
system”onpage39.

•OntheWindows8.1operatingsystem,see“AccessingLenovoprogramsontheWindows8.1operating
system”onpage40.

Toconfigurethefingerprintreader,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectSecurity➙FingerprintSetup,andpressEnter.
TheFingerprintSetupwindowopens.

3.SelectPrebootAuthenticationorEraseFingerprintDataasdesired,andpressEnter.

Note:

•PrebootAuthentication:enablesordisablesthefingerprintauthenticationforaccessingtheBIOS.

•EraseFingerprintData:clearsthefingerprintdatastoredinafingerprintreader.

58ThinkCentreM53HardwareMaintenanceManual

4.SelectthedesiredsettingsandpressEnter.

5.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconfirm
theexit.

Formoreinformationaboutusingthefingerprintreader,refertothehelpsystemofFingerprintManagerPro
orThinkVantageFingerprintSoftware.

Usingandunderstandingfirewalls

Afirewallcanbehardware,software,oracombinationofbothdependingonthelevelofsecurityrequired.
Firewallsworkonasetofrulestodeterminewhichinboundandoutboundconnectionsareauthorized.If
yourcomputerispreinstalledwithafirewallprogram,ithelpsprotectagainstcomputerInternetsecurity
threats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.Formore
informationabouthowtousethefirewallprogram,refertothehelpsystemofyourfirewallprogram.

TheWindowsoperatingsystempreinstalledonyourcomputerprovidestheWindowsFirewall.Fordetailson
usingtheWindowsFirewall,referto“HelpandSupport”onpage151

.

Protectingdataagainstviruses

Yourcomputerispreinstalledwithanantivirusprogramtohelpyouguardagainst,detect,andeliminate
viruses.

Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.

Note:Virusdefinitionfilesmustbekeptup-to-datetoguardagainstnewviruses.

Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpsystemofyourantivirus
software.

Chapter5.Security59

60ThinkCentreM53HardwareMaintenanceManual

Chapter6.Advancedconfiguration

Thischapterprovidesthefollowinginformationtohelpyouconfigurethecomputer:

•“UsingtheSetupUtilityprogram”onpage61

•“UpdatingorrecoveringtheBIOS”onpage66

UsingtheSetupUtilityprogram

TheSetupUtilityprogramisusedtoviewandchangetheconfigurationsettingsofyourcomputer,regardless
ofwhichoperatingsystemyouareusing.However,theoperatingsystemsettingsmightoverrideanysimilar
settingsintheSetupUtilityprogram.

StartingtheSetupUtilityprogram

TostarttheSetupUtilityprogram,dothefollowing:

1.Ensurethatyourcomputeristurnedoff.

2.RepeatedlypressandreleasetheF1keywhenturningonthecomputer.Whenyouhearmultiple
beepsorseealogoscreen,releasetheF1key.

Note:Ifapower-onpasswordoranadministratorpasswordhasbeenset,theSetupUtilityprogram
menuwillnotbedisplayeduntilyouenterthecorrectpassword.Formoreinformation,see“Using
BIOSpasswords”onpage62

.

WhenthePOSTdetectsthattheharddiskdrivehasbeenremovedfromyourcomputerorthememorysize
hasdecreased,anerrormessagewillbedisplayed.Youmustdooneofthefollowing:

•PressF1toentertheSetupUtilityprogram.

Note:AfteryouentertheSetupUtilityprogram,pressF10tosavechangesandexittheSetupUtility
program.PressEnterwhenpromptedtoconfirmtheexit.Theerrormessagewillnotbedisplayedagain.

•PressF2tobypasstheerrormessageandlogintotheoperatingsystem.

Note:YouhavetoenabletheconfigurationchangedetectionfeatureforthePOSTtodetecttheremovalof
theharddiskdrive.Toenabletheconfigurationchangedetectionfeature,dothefollowing:

1.StarttheSetupUtilityprogram.

2.FromtheSetupUtilityprogrammainmenu,selectSecurity➙ConfigurationChangeDetection,
andpressEnter.

3.SelectEnabledandpressEnter.

4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconfirm
theexit.

Viewingandchangingsettings

TheSetupUtilityprogrammenulistsvariousitemsaboutthesystemconfiguration.Tovieworchange
settings,starttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.Then,follow
theinstructionsonthescreen.

Youcanuseeitherthekeyboardorthemousetonavigatethroughmenuchoices.Thekeysusedtoperform
varioustasksaredisplayedatthebottomofeachscreen.

©CopyrightLenovo2014

61

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
Settingaharddiskpasswordpreventsunauthorizedaccesstothedataontheharddiskdrive.Whena
harddiskpasswordisset,youarepromptedtoenteravalidpasswordeachtimeyoutrytoaccessthe
harddiskdrive.

Notes:

–Afteryousetaharddiskpassword,yourdataontheharddiskdriveisprotectedeveniftheharddisk

driveisremovedfromonecomputerandinstalledinanother.

–Iftheharddiskpasswordisforgotten,thereisnowaytoresetthepasswordorrecoverdatafromthe

harddiskdrive.

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”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectSecurity.

62ThinkCentreM53HardwareMaintenanceManual

3.Dependingonthepasswordtype,selectSetPower-OnPassword,SetAdministratorPassword,or
HardDiskPassword.

4.Followtheinstructionsontherightsideofthescreentoset,change,ordeleteapassword.

Note:Apasswordcanbeanycombinationofupto64alphabeticandnumericcharacters.Formore
information,see“Passwordconsiderations”onpage62

.

Erasinglostorforgottenpasswords(clearingCMOS)

Thissectionprovidesinstructionsonhowtoeraselostorforgottenpasswords,suchasauserpassword.

Toerasealostorforgottenpassword,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage123.

3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem
board”onpage34.

4.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and
pin3).

5.Reinstallthecomputercoverandconnectthepowercord.See“Completingthepartsreplacement”on
page147.

6.Turnonthecomputerandleaveitonforapproximately10seconds.Then,turnoffthecomputerby
holdingthepowerbuttonforapproximatelyfiveseconds.

7.Repeatstep1throughstep2.

8.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).

9.Reinstallthecomputercoverandconnectthepowercord.See“Completingthepartsreplacement”on
page147.

Enablingordisablingadevice

Thissectionprovidesinformationonhowtoenableordisableuseraccesstothefollowingdevices:

USBSetupUsethisoptiontoenableordisableaUSBconnector.WhenaUSBconnectoris

disabled,thedeviceconnectedtotheUSBconnectorcannotbeused.

SATAControllerWhenthisoptionissettoDisable,alldevicesconnectedtotheSATAconnectors

(suchasharddiskdrivesoropticaldrives)aredisabledandcannotbeaccessed.

Toenableordisableadevice,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectDevices.

3.Dependingonthedeviceyouwanttoenableordisable,dooneofthefollowing:

•SelectUSBSetuptoenableordisableaUSBdevice.

•SelectATADriveSetuptoenableordisableaninternalorexternalSATAdevice.

4.SelectthedesiredsettingsandpressEnter.

5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage66.

Chapter6.Advancedconfiguration63

Selectingastartupdevice

Ifyourcomputerdoesnotstartupfromadeviceasexpected,dooneofthefollowingtoselectthestartup
deviceyouwant.

Selectingatemporarystartupdevice

Usethisproceduretoselectatemporarystartupdevice.

Note:Notalldiscsandharddiskdrivesarebootable.

1.Turnonorrestartyourcomputer.

2.Whenyouseethelogoscreen,repeatedlypressandreleasetheF12key.TheStartupDeviceMenu
windowisdisplayed.

3.SelectthedesiredstartupdeviceandpressEnter.Thecomputerwillstartupfromthedeviceyou
selected.

Note:SelectingastartupdevicefromtheStartupDeviceMenuwindowdoesnotpermanentlychange
thestartupsequence.

Selectingorchangingthestartupdevicesequence

Tovieworpermanentlychangetheconfiguredstartupdevicesequence,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectStartup.

3.SelectthedevicesforthePrimaryStartupSequence,theAutomaticStartupSequence,andtheError
StartupSequence.Readtheinformationdisplayedontherightsideofthescreen.

4.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage66.

EnablingErPLPScompliancemode

Lenovocomputersmeettheeco-designrequirementsoftheErPLot3regulation.Formoreinformation,go
to:
http://www.lenovo.com/ecodeclaration

YoucanenableErPLPScompliancemodeintheSetupUtilityprogramtoreducetheconsumptionof
electricitywhenyourcomputerisofforinsleepmode.

ToenableErPLPScompliancemodeintheSetupUtilityprogram,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectPower➙EnhancedPowerSavingMode,and
pressEnter.

3.SelectEnabledandpressEnter.

4.FromthePowermenu,selectAutomaticPowerOnandpressEnter.

5.SelectWakeonLanandpressEnter.

6.SelectDisabledandpressEnter.

7.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedtoconfirm
theexit.

WhenErPLPScompliancemodeisenabled,youcanwakeupyourcomputerbydoingoneofthefollowing:

•Pressthepowerbutton

•Enablethewakeuponalarmfeature

64ThinkCentreM53HardwareMaintenanceManual

Thewakeuponalarmfeatureenablesyourcomputertowakeupatasettime.Toenablethewake
uponalarmfeature,dothefollowing:

1.StarttheSetupUtilityprogram.

2.FromtheSetupUtilityprogrammainmenu,selectPower➙AutomaticPowerOn,andpressEnter.

3.SelectWakeUponAlarmandpressEnter.Thenfollowtheinstructionsonthescreen.

4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedto
confirmtheexit.

•Enabletheafterpowerlossfeature
Theafterpowerlossfeatureenablesyourcomputertowakeupwhenthepowersupplyresumesaftera

suddenlossofelectricity.Toenabletheafterpowerlossfeature,dothefollowing:

1.StarttheSetupUtilityprogram.

2.FromtheSetupUtilityprogrammainmenu,selectPower➙AfterPowerLoss,andpressEnter.

3.SelectPowerOnandpressEnter.

4.PressF10tosavechangesandexittheSetupUtilityprogram.PressEnterwhenpromptedto
confirmtheexit.

Smartperformancechoices

YoucanadjusttheacousticandthermalperformanceofyourcomputerthroughtheSmartPerformance
Choicemenu.T wochoicesareavailable:

•BetterAcousticPerformance(defaultchoice)

•BetterThermalPerformance

ByenablingBetterAcousticPerformance,yourcomputerwillrunwithlessnoiseatanormalthermal
level.ByenablingBetterThermalPerformance,yourcomputerwillrunatabetterthermallevelwith
normalacousticperformance.

Toswitchbetweenbetteracousticperformanceandbetterthermalperformance,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectPower.

3.SelectSmartPerformanceChoice.TheSmartPerformanceChoicewindowisdisplayed.

4.SelectBetterAcousticPerformanceorBetterThermalPerformanceasdesired.

5.PressF10tosaveyoursettingandexittheSetupUtilityprogram.See“ExitingtheSetupUtility
program”onpage66.

ICEperformancemode

YoucanadjusttheacousticandthermalperformanceofyourcomputerthroughtheICEPerformance
Modemenu.T wochoicesareavailable:

•BetterAcousticPerformance(defaultsetting)

•BetterThermalPerformance

ByenablingBetterAcousticPerformance,yourcomputerwillrunwithlessnoiseatanormalthermal
level.ByenablingBetterThermalPerformance,yourcomputerwillrunatabetterthermallevelwith
normalacousticperformance.

ToconfiguretheICEperformancemode,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

Chapter6.Advancedconfiguration65

2.FromtheSetupUtilityprogrammainmenu,selectPower.

3.SelectIntelligentCoolingEngine(ICE).TheIntelligentCoolingEngine(ICE)windowisdisplayed.

4.SelectICEPerformanceMode.TheICEPerformanceModewindowisdisplayed.

5.SelectBetterAcousticPerformanceorBetterThermalPerformanceasdesired.

6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage66.

ICEthermalalert

YoucanmonitorthethermalfunctionofyourcomputerundercriticalthermalsituationsthroughtheICE
ThermalAlertmenu.Twochoicesareavailable:

•Enabled(defaultsetting)

•Disabled

AfterenablingtheICEthermalalertfunction,whencriticalthermalsituationsoccur,suchasmalfunctioning
fans,abnormallyhightemperature,andpoorcoolingperformances,analertlogwillbewrittenintothe
Windowssystemlog.Thealertlogcanhelpyouidentifythethermalproblems.

ToconfiguretheICEthermalalertfunction,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectPower.

3.SelectIntelligentCoolingEngine(ICE).TheIntelligentCoolingEngine(ICE)windowisdisplayed.

4.SelectICEThermalAlert.TheICEThermalAlertwindowisdisplayed.

5.SelectEnabledorDisabledasdesired.

6.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage66.

ExitingtheSetupUtilityprogram

Afteryoufinishviewingorchangingsettings,pressEsctoreturntotheSetupUtilityprogrammainmenu.
YoumighthavetopressEscseveraltimes.Dooneofthefollowing:

•Ifyouwanttosavethenewsettings,pressF10tosavechangesandexittheSetupUtilityprogram.

•Ifyoudonotwanttosavethesettings,selectExit➙DiscardChangesandExit,andthenpressEnter.
WhentheResetWithoutSavingwindowdisplays,selectY es,andthenpressEntertoexittheSetup
Utilityprogram.

•Ifyouwanttoreturntothedefaultsettings,pressF9toloadthedefaultsettings,andthenpressF10to
saveandexittheSetupUtilityprogram.

UpdatingorrecoveringtheBIOS

LenovomightmakechangesandenhancementstotheBIOS.Whenupdatesarereleased,theyareavailable
asdownloadablefilesontheLenovoWebsiteathttp://www.lenovo.com/drivers.Instructionsforusingthe
BIOSupdatesareavailableinaTXTfilethatisincludedwiththeupdatefiles.Formostmodels,youcan
downloadeitheranupdateprogramtocreateasystem-program-updatediscoranupdateprogramthat
canberunfromtheoperatingsystem.

ThischapterprovidesinformationaboutupdatingtheBIOS,andhowtorecoverfromaBIOSupdatefailure.

66ThinkCentreM53HardwareMaintenanceManual

BIOSlevels

AnincorrectlevelofBIOScancausefalseerrorsandunnecessaryFRUreplacement.Usethefollowing
informationtodeterminethecurrentlevelofBIOSinstalledinthecomputer,thelatestBIOSavailableforthe
computer,andwheretoobtainthelatestlevelofBIOS.

•T odeterminethecurrentLevelofBIOS:
–StarttheSetupUtility.
–SelectMainmenu.

•SourcesforobtainingthelatestlevelBIOSavailable

1.Lenovosupportwebsite:http://www.lenovo.com/support/

2.LenovoCustomerSupportCenter

3.Levels1and2Support

ToupdatetheBIOS,see“UpdatingorrecoveringtheBIOS”onpage66.

Note:BIOSsettingsvarybyoperatingsystem.ChangetheBIOSsettingsbeforeinstallinganewoperating
system.See“ChangingtheBIOSsettingsbeforeinstallinganewoperatingsystem”onpage67.

Usingsystemprograms

Systemprogramsarethebasiclayerofsoftwarebuiltintoyourcomputer.Systemprogramsincludethe
POST,theBIOS,andtheSetupUtilityprogram.ThePOSTisasetoftestsandproceduresthatare
performedeachtimeyouturnonyourcomputer.TheBIOSisalayerofsoftwarethattranslatesinstructions
fromotherlayersofsoftwareintoelectricalsignalsthatthecomputerhardwarecanexecute.Y oucanusethe
SetupUtilityprogramtovieworchangetheconfigurationsettingsofyourcomputer.See“UsingtheSetup
Utilityprogram”onpage61

fordetailedinformation.

Thesystemboardofyourcomputerhasamodulecalledelectricallyerasableprogrammableread-only
memory(EEPROM,alsoreferredtoasflashmemory).ItenablesyoutoupdatethePOST,theBIOS,and
theSetupUtilityprogrameasily.T operformsuchanupdate,youcaneitherstartyourcomputerwitha
system-program-updatediscorrunaspecialupdateprogramfromyouroperatingsystem.

LenovomightmakechangesandenhancementstothePOSTandBIOS.Whenupdatesarereleased,they
areavailableasdownloadablefilesontheLenovoWebsiteathttp://www.lenovo.com.Instructionsforusing
thePOSTandBIOSupdatesareavailableinaTXTfilethatisincludedwiththeupdatefiles.Formost
models,youcandownloadanupdateprogramthatcanbeusedtocreateasystem-program-updatedisc
orberunfromtheoperatingsystem.

ChangingtheBIOSsettingsbeforeinstallinganewoperatingsystem

BIOSsettingsvarybyoperatingsystem.ChangetheBIOSsettingsbeforeinstallinganewoperatingsystem.

TochangetheBIOSsettings,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectExit➙OSOptimizedDefault.

3.Dependingontheoperatingsystemtobeinstalled,dooneofthefollowing:

•T oinstalltheWindows8.1(64-bit)operatingsystem,selectEnabled.

•T oinstallanoperatingsystemotherthanWindows8.1(64-bit),selectDisabled.

4.SelectYesinthewindowdisplayedandpressEntertoconfirmyourselection.

5.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage66.

Chapter6.Advancedconfiguration67

UpdatingtheBIOSfromadisc

Thissectionprovidesinstructionsonhowtoupdate(flash)theBIOSfromadiscontheWindows8.1(64-bit)
operatingsystemandonotheroperatingsystems.

Note:Youcandownloadaself-startingbootablediscimage(knownasanISOimage)withthesystem
programupdatestocreateasystem-program-updatedisc.Goto:
http://www.lenovo.com/support

Toupdate(flash)theBIOSfromadiscontheWindows8.1(64-bit)operatingsystem,dothefollowing:

1.StarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”onpage61.

2.FromtheSetupUtilityprogrammainmenu,selectExit➙OSOptimizedDefault➙Disabled.

3.SelectYesinthewindowdisplayedandpressEntertoconfirmyourselection.

4.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage66.

5.Turnoffyourcomputer.

6.Pressthepowerbuttontoturnonthecomputer.ThenrepeatedlypressandreleasetheF12keyuntilthe
StartupDeviceMenuwindowopens.

7.FromtheStartupDeviceMenuwindow,selectthedesiredopticaldriveasthestartupdevice.Then,
insertthediscintothisopticaldriveandpressEnter.Theupdatebegins.

8.Whenpromptedtochangetheserialnumber,itissuggestedthatyoudonotmakethischangeby
pressingN.However,ifyoudowanttochangetheserialnumber,pressY,andthentypeintheserial
numberandpressEnter.

9.Whenpromptedtochangethemachinetypeandmodel,itissuggestedthatyoudonotmakethis
changebypressingN.However,ifyoudowanttochangethemachinetypeandmodel,pressY,and
thentypeinthemachinetypeandmodelandpressEnter.

10.Followtheinstructionsonthescreentocompletetheupdate.Aftertheupdateiscompleted,removethe
discfromtheopticaldrive.

11.RestartyourcomputerandstarttheSetupUtilityprogram.See“StartingtheSetupUtilityprogram”
onpage61.

12.FromtheSetupUtilityprogrammainmenu,selectExit➙OSOptimizedDefault➙Enabled.

13.SelectYesinthewindowdisplayedandpressEntertoconfirmyourselection.

14.PressF10tosavechangesandexittheSetupUtilityprogram.See“ExitingtheSetupUtilityprogram”
onpage66

.

ToupdatetheBIOSfromadisc,dothefollowing:

1.Turnoffyourcomputer.

2.Pressthepowerbuttontoturnonthecomputer.ThenrepeatedlypressandreleasetheF12keyuntilthe
StartupDeviceMenuwindowopens.

3.FromtheStartupDeviceMenuwindow,selectthedesiredopticaldriveasthestartupdevice.Then,
insertthediscintothisopticaldriveandpressEnter.Theupdatebegins.

4.Whenpromptedtochangetheserialnumber,itissuggestedthatyoudonotmakethischangeby
pressingN.However,ifyoudowanttochangetheserialnumber,pressY,thentypeintheserialnumber
andpressEnter.

5.Whenpromptedtochangethemachinetypeandmodel,itissuggestedthatyoudonotmakethis
changebypressingN.However,ifyoudowanttochangethemachinetypeandmodel,pressY,then
typeinthemachinetypeandmodelandpressEnter.

68ThinkCentreM53HardwareMaintenanceManual

6.Followtheinstructionsonthescreentocompletetheupdate.Aftertheupdateiscompleted,removethe
discfromtheopticaldrive.

UpdatingtheBIOSfromyouroperatingsystem

LenovomakesconstantimprovementstoitsWebsites.TheWebpagecontentsaresubjecttochange
withoutnotice,includingthecontentsreferencedinthefollowingprocedure.ToupdatetheBIOSfrom
youroperatingsystem,dothefollowing:

1.Gotohttp://www.lenovo.com/driversandfollowtheinstructionsontheWebpagetolocatetheBIOS
driverthatyouneed.

2.DownloadtheBIOSdriverandtheTXTfilethatcontainstheinstructions.

3.PrinttheTXTfilethatcontainstheinstallationinstructionsandfollowtheinstructionstoupdateyour
BIOS.

RecoveringfromaBIOSupdatefailure

TorecoverfromaBIOSupdatefailure,dothefollowing:

1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.

2.Removethecomputercover.See“Removingthecomputercover”onpage123.

3.LocatetheClearCMOS/Recoveryjumperonthesystemboard.See“Locatingpartsonthesystem
board”onpage34.

4.RemoveanycablesthatimpedeaccesstotheClearCMOS/Recoveryjumper.

5.Movethejumperfromthestandardposition(pin1andpin2)tothemaintenanceposition(pin2and
pin3).

6.ReconnectanycablesthatweredisconnectedandreinstallthePCIcardifremoved.

7.Reinstallthecomputercoverandreconnectthepowercordsforthecomputerandmonitortoelectrical
outlets.See“Completingthepartsreplacement”onpage147.

8.PressthepowerbuttontoturnonthecomputerandinserttheBIOSupdatediscintotheopticaldrive.
Waitafewminutes.Therecoveryprocessbegins.Aftertherecoveryprocessiscompleted,your
computerwillbeturnedoffautomatically.

Note:Dependingonthecomputermodel,therecoveryprocesswilltaketwotothreeminutes.

9.Repeatstep1throughstep4.

10.MovetheClearCMOS/Recoveryjumperbacktothestandardposition(pin1andpin2).

11.ReconnectanycablesthatweredisconnectedandreinstallthePCIcardifremoved.

12.Reinstallthecomputercoverandreconnectanycablesthatweredisconnected.

13.Pressthepowerbuttontoturnonthecomputerandrestarttheoperatingsystem.

Chapter6.Advancedconfiguration69

70ThinkCentreM53HardwareMaintenanceManual

Chapter7.Preventingproblems

Thischapterprovidesinformationthatcanhelpyouavoidcommonproblemsandkeepyourcomputer
runningsmoothly.

Keepingyourcomputercurrent

Insomesituationsyoumightfinditnecessarytohavethemostcurrentsoftwareprograms,devicedrivers,or
operatingsystem.Thissectionexplainshowtogetthelatestupdatesforyourcomputer.

Gettingthelatestdevicedriversforyourcomputer

Note:LenovomakesconstantimprovementstoitsWebsites.ThecontentsontheWebpagearesubjectto

changewithoutnotice,includingthecontentsreferencedinthefollowingprocedure.

Togetthelatestdevicedriversforyourcomputer,dothefollowing:

1.Gotohttp://www.lenovo.com/supportandfollowtheinstructionsonthescreen.

2.Selectyourproductbydoingoneofthefollowing:

•Enteryourmachineinformationinthequickpath.

•Choosefromtheproductoptions.

3.Selectthecategoryofdeviceandtheoperatingsystemforwhichyouneedthedevicedriver.

4.Inthefilteredlist,downloadandinstalltheappropriatedevicedriver.

Attention:DonotdownloadthelatestdevicedriversfromtheWindowsUpdateWebsite.Thedevicedrivers
providedontheWindowsUpdateWebsitehavenotbeentestedbyLenovoandusingthemmightcause
unexpectedproblems.ObtainthelatestdevicedriversfromLenovo.

Updatingyouroperatingsystem

Youcanupdateyouroperatingsystemthroughthesystemupdatefeatureprovidedbytheoperatingsystem.
Systemupdatesincludesecurityfixes,newversionsofWindowscomponents,fixestootherportionsof
theWindowsoperatingsystem,orenhancements.

Toupdateyouroperatingsystem,dothefollowing:

Note:EnsurethatyourcomputerisconnectedtotheInternet.

•ForWindows7:

1.FromtheWindowsdesktop,clickStart➙AllPrograms➙WindowsUpdate.

2.ClickCheckforupdates.

3.Ifanyupdatesareavailable,selecttheupdatesyouneedandclickInstallupdates.

•ForWindows8.1:

1.Movethepointertothetop-rightorbottom-rightcornerofthescreentodisplaythecharms.Click
Settings➙ChangePCsettings➙Updateandrecovery➙WindowsUpdate.

2.ClickChecknow.

3.Ifanyupdatesareavailable,clickViewdetails,selecttheupdatesyouneed,andclickInstall.

©CopyrightLenovo2014

71

UsingtheSystemUpdateprogram

TheSystemUpdateprogram(hereinafterreferredtoasSystemUpdate)providesregularaccesstosystem
andsoftwareupdatesforyourcomputertokeepyoursystemandsoftwareup-to-date.SystemUpdate
gathersinformationfromtheLenovoHelpCenteraboutnewupdatesforyourcomputer.ThenSystem
Updatesortsanddisplayseachupdateascritical,recommended,oroptionaltohelpyouunderstandthe
importance.Y ouhavecompletecontrolofwhichupdatestodownloadandinstall.Afteryouselectthe
updatesyouwant,SystemUpdateautomaticallydownloadsandinstallstheupdateswithoutanyfurther
interventionfromyou.

SystemUpdateispreinstalledonmostLenovocomputersandisreadytorun.Theonlyprerequisiteis
anactiveInternetconnection.Y oucanstarttheprogrammanually,oryoucanusetheschedulefeature
toenabletheprogramtosearchforupdatesautomaticallyatspecifiedintervals.Y oualsocanpredefine
scheduledupdatestosearchbyseverity(criticalupdates,criticalandrecommendedupdates,orallupdates).
Asaresult,thelistyouchoosefromcontainsonlythoseupdatetypesthatareofinteresttoyou.

ToopenSystemUpdate,see“AccessingLenovoprogramsontheWindows7operatingsystem”onpage39
or“AccessingLenovoprogramsontheWindows8.1operatingsystem”onpage40.

IfSystemUpdateisnotcurrentlyinstalledonyourcomputer,youcandownloaditfromtheLenovoSupport
Websiteat:
http://www.lenovo.com/support

Cleaningandmaintenance

Withappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsoffer
informationtohelpyoukeepyourcomputerintopworkingorder.

Basics

Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:

•Keepyourcomputerinaclean,dryenvironment.Ensurethatthecomputerrestsonaflat,steadysurface.

•Donotcoveranyoftheventsinthecomputerormonitor.Theseventsprovideairflowtokeepyour
computerfromoverheating.

•Keepfoodanddrinksawayfromallpartsofyourcomputer.Foodparticlesandspillsmightmakethe
keyboardandmousestickandunusable.

•Donotgetthepowerswitchesorothercontrolswet.Moisturecandamagethesepartsandcausean
electricalhazard.

•Alwaysdisconnectapowercordbygraspingthepluginsteadofthecord.

Cleaningyourcomputer

Itisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-free
operation.

CAUTION:
Besuretoturnoffthecomputerandmonitorbeforecleaningthecomputerandmonitorscreen.

Computer

Useonlymildcleaningsolutionsandadampclothtocleanthepaintedsurfacesofthecomputer.

Keyboard

Tocleanyourcomputerkeyboard,dothefollowing:

72ThinkCentreM53HardwareMaintenanceManual

1.Applysomeisopropylrubbingalcoholtoasoft,dust-freecloth.

2.Wipeeachkeytopsurfacewiththecloth.Wipethekeysonebyone;ifyouwipeseveralkeysatatime,
theclothmayhookontoanadjacentkeyandpossiblydamageit.Ensurethatnoliquiddripsonto
orbetweenthekeys.

3.Toremoveanycrumbsordustfrombeneaththekeys,youcanuseacamerablowerwithabrush
orcoolairfromahairdryer.

Note:Avoidsprayingcleanerdirectlyontothekeyboard.

Opticalmouse

Anopticalmouseusesalight-emittingdiode(LED)andanopticalsensortonavigatethepointer.Ifthe
pointeronthescreendoesnotmovesmoothlywiththeopticalmouse,youmightneedtocleanthemouse.

Tocleananopticalmouse,dothefollowing:

1.Turnoffyourcomputer.

2.Disconnectthemousecablefromthecomputer.

3.Turnthemouseupsidedowntocheckthelens.

•Ifthereisasmudgeonthelens,gentlycleantheareawithaplaincotton-tippedswab.

•Ifthereisdebrisinthelens,gentlyblowthedebrisawayfromthearea.

4.Checkthesurfaceonwhichyouareusingthemouse.Ifyouhaveaveryintricatepictureorpattern
beneaththemouse,itmightbedifficultforthedigitalsignalprocessortodeterminechangesinthe
mouseposition.

5.Reconnectthemousecabletothecomputer.

6.Turnyourcomputerbackon.

Displayscreen

Dustbuildupcompoundsproblemsassociatedwithglare.Remembertocleanyourmonitorscreen
periodically.

Cleaningaflat-panelmonitorsurface

Tocleantheflexiblefilmsurfaceofaflat-panelcomputerdisplay,wipeitgentlywithasoft,drycloth,or
blowonthescreentoremovegritandotherlooseparticles.ThenmoistenaclothwithLCDcleanerand
wipethescreensurface.

Manycomputersupplystorescarrythespecialcleaningfluidsfordisplays.Usecleaningfluidsdevelopedfor
LCDdisplaysonly.Firstapplythefluidtoalint-free,softcloth,thencleantheLCDdisplay.Somecomputer
supplystorescarrypre-moistenedtowelettesforLCDmaintenance.

Cleaningaglass-screensurface

Tocleanaglass-screensurface,wipeitgentlywithasoft,drycloth,orblowonthescreentoremovegritand
otherlooseparticles.Thenuseasoftclothmoistenedwithanonabrasiveliquidglasscleaner.

Goodmaintenancepractices

Byperformingafewgoodmaintenancepractices,youcanmaintaingoodcomputerperformance,protect
yourdata,andbepreparedincaseofacomputerfailure.

•Emptyyourrecyclebinonaregularbasis.

•Usethediskdefragmentationordiskoptimizationfeatureofyouroperatingsystemoccasionallyto
preventperformanceproblemscausedbyanexcessivenumberoffragmentedfiles.

Chapter7.Preventingproblems73

•CleanoutyourInbox,SentItems,andDeletedItemsfoldersinyoure-mailapplicationonaregularbasis.

•Backupcriticaldataregularlyonremovablemediamemory,suchasdiscsandUSBstoragedevices,
andstoretheremovablemediainasafelocation.Thefrequencyofmakingbackupcopiesdependson
howcriticalthedataistoyouoryourbusiness.

•Backupyourentireharddiskdriveonaregularbasis.

•Keepyourcomputersoftware,devicedrivers,andoperatingsystemup-to-date.See“Keepingyour
computercurrent”onpage71

•Keepalogbook.Entriesmightincludemajorsoftwareorhardwarechanges,device-driverupdates,
intermittentproblemsandwhatyoudidtoresolvethem,andotherissuesyoumighthaveexperienced.
Thecauseofaproblemmightbechangeinhardware,changeinsoftware,oranyotheractionsthatmight
havetakenplace.AlogbookcanhelpyouoraLenovotechniciandeterminesthecauseofaproblem.

•CreateProductRecoverydiscs.See“Creatingandusingrecoverymedia”onpage95formoreinformation
aboutusingProductRecoverydiscstorestoretheharddiskdrivetothefactory-defaultsettings.

•CreaterescuemediausingdiscsorUSBstoragedevicesasearlyaspossible.Y oucanusearescue
mediumtorecoverfromfailuresthatpreventyoufromgainingaccesstotheWindowsenvironmentorthe
RescueandRecoveryworkspaceonyourharddiskdrive.

.

Movingyourcomputer

Takethefollowingprecautionsbeforemovingyourcomputer:

1.Backupallfilesanddatafromtheharddiskdrive.Thereareavarietyofbackupprogramsavailable
commercially.IfyouusetheWindows7operatingsystem,LenovoprovidestheRescueandRecovery
programtohelpyoubackupandrestoredata.See“Performingbackupandrecoveryoperations”
onpage96.

2.Removeallmediafromyourcomputer,suchasdiscs,USBstoragedevices,memorycards,andsoon.

3.Turnoffthecomputerandallattacheddevices.Yourharddiskdriveautomaticallyparkstheread/write
headinanondataarea.Thispreventsdamagetotheharddiskdrive.

4.Unplugthepowercordsfromelectricaloutlets.

5.Disconnectcommunicationcables,suchasmodemornetworkcables,fromtheoutletsfirst,andthen
disconnecttheotherendsfromthecomputer.

6.Notewhereanyremainingcablesareattachedtothecomputer;then,removethem.

7.Ifyousavedtheoriginalshippingcartonsandpackingmaterials,usethemtopacktheunits.Ifyouare
usingdifferentcartons,cushiontheunitstoavoiddamage.

74ThinkCentreM53HardwareMaintenanceManual

Chapter8.Troubleshootinganddiagnostics

Thischapterprovidesinformationaboutdiagnosingandtroubleshootingcomputerproblems.Ifyour
computerproblemisnotdescribedhere,seeChapter12“Gettinginformation,help,andservice”onpage
151foradditionaltroubleshootingresources.

Basictroubleshooting

Thefollowingtableprovidessomebasicinstructionstohelpyoutroubleshootyourcomputerproblems.

Note:Ifyoucannotcorrecttheproblem,havethecomputerserviced.Foralistofserviceandsupport
telephonenumbers,refertotheSafety,Warranty,andSetupGuidethatcomeswithyourcomputerorgoto
theLenovoSupportWebsiteat:
http://www.lenovo.com/support/phone

SymptomAction

Thecomputerdoesnotstart
whenyoupressthepower
button.

Themonitorscreenisblank.Ensurethat:

Thekeyboarddoesnotwork.Ensurethat:

Themousedoesnotwork.Ensurethat:

Ensurethat:

•Thepowercordiscorrectlyconnectedtotherearofthecomputerandtoa
workingelectricaloutlet.

•Ifyourcomputerhasasecondarypowerswitchontherearofthecomputer,
ensurethatitisswitchedon.

•Thepowerindicatoronthefrontofthecomputerison.

•Thecomputervoltagematchesthevoltageavailableattheelectricaloutletfor
yourcountryorregion.

•Themonitorsignalcableiscorrectlyconnectedtothemonitorandtothe
appropriatemonitorconnectoronthecomputer.

•Themonitorpowercordiscorrectlyconnectedtothemonitorandtoaworking
electricaloutlet.

•Themonitoristurnedonandthebrightnessandcontrastissetcorrectly.

•Thecomputervoltagematchesthevoltageavailableattheelectricaloutletfor
yourcountryorregion.

•Ifyourcomputerhasadiscretegraphicscardinstalled,besuretouseamonitor
connectoronthediscretegraphicscard.

•Thecomputeristurnedon.

•ThekeyboardissecurelyconnectedtoaPS/2keyboardconnectororaUSB
connectoronthecomputer.

•Nokeysarestuck.

•Thecomputeristurnedon.

•ThemouseissecurelyconnectedtoaPS/2mouseconnectororaUSB
connectoronthecomputer.

•Themouseisclean.Referto“Opticalmouse”onpage73forfurtherinformation.

©CopyrightLenovo2014

75

SymptomAction

Theoperatingsystemdoesnot
start.

Thecomputerbeepsmultiple
timesbeforetheoperating
systemstarts.

Ensurethatthestartupsequenceincludesthedevicewheretheoperatingsystem
resides.Usually,theoperatingsystemisontheharddiskdrive.Formore
information,see“Selectingastartupdevice”onpage64

Ensurethatnokeysarestuck.

.

Troubleshootingprocedure

Usethefollowingprocedureasastartingpointfordiagnosingproblemsyouareexperiencingwithyour
computer:

1.Ensurethatthecablesforallattacheddevicesareconnectedcorrectlyandsecurely.

2.Ensurethatallattacheddevicesthatrequireacpowerareconnectedtoproperlygrounded,functioning
electricaloutlets.

3.EnsurethatallattacheddevicesareenabledintheBIOSsettingsofyourcomputer.Formoreinformation
aboutaccessingandchangingtheBIOSsettings,referto“UsingtheSetupUtilityprogram”onpage61.

4.Goto“Troubleshooting”onpage76andfollowtheinstructionsforthetypeofproblemyouare
experiencing.IftheTroubleshootinginformationdoesnothelpyouresolveaproblem,continuewiththe
nextstep.

5.Tryusingapreviouslycapturedconfigurationtoseeifarecentchangetohardwareorsoftwaresettings
hascausedaproblem.Beforerestoringapreviousconfiguration,captureyourcurrentconfigurationin
casetheolderconfigurationsettingsdonotsolvetheproblemorhaveadverseeffects.Torestorea
capturedconfiguration,dothefollowing:

•ForWindows7:ClickStart➙ControlPanel➙SystemandSecurity➙System➙System

Protection➙SystemRestore.

•ForWindows8.1:OpenControlPanel,andthenclickSystemandSecurity➙System➙System

Protection➙SystemRestore.

Note:FordetailedinformationonhowtoopenControlPanelonWindows8.1,see“Accessing

ControlPanelontheWindows8.1operatingsystem”onpage49.

Ifthisdoesnotcorrecttheproblem,continuewiththenextstep.

6.Runthediagnosticprogram.See“LenovoSolutionCenter”onpage86formoreinformation.

•Ifthediagnosticprogramdetectsahardwarefailureorifyouareunabletorunthediagnostic

program,contacttheLenovoCustomerSupportCenter.SeeChapter12“Gettinginformation,help,
andservice”onpage151formoreinformation.

•Ifthediagnosticprogramdoesnotdetectahardwarefailure,continuewiththenextstep.

7.Useanantivirusprogramtoseeifyourcomputerhasbeeninfectedbyavirus.Iftheprogramdetectsa
virus,removethevirus.

8.Ifnoneoftheseactionssolvetheproblem,seektechnicalassistance.SeeChapter12“Getting
information,help,andservice”onpage151

formoreinformation.

Troubleshooting

Usethetroubleshootinginformationtofindsolutionstoproblemsthathavedefinitesymptoms.

Ifthesymptomoccurredimmediatelyafteryouinstallednewsoftwareoranewhardwareoption,dothe
followingbeforereferringtothetroubleshootinginformation:

76ThinkCentreM53HardwareMaintenanceManual

1.Removethenewhardwareoptionorsoftware.Ifyoumustremovethecomputercovertoremovea
hardwareoption,ensurethatyoureviewandfollowtheelectricalsafetyinformationprovidedwithyour
computer.Foryoursafety,donotoperatethecomputerwiththecoverremoved.

2.Runthediagnosticprogramtoensureyourcomputerisoperatingcorrectly.

3.Reinstallthenewhardwareoptionorsoftwarefollowingtheinstructionsprovidedbythemanufacturer.

Audioproblems

Thissectionprovidessolutionstoaudio-relatedproblems.

NoaudioinWindows

Solutions:

•IfyouareusingpoweredexternalspeakersthathaveanOn/Offcontrol,ensurethefollowing:
–TheOn/OffcontrolissettotheOnposition.

–Thespeakerpowercableisconnectedtoaproperlygrounded,functionalacelectricaloutlet.

•Ifyourexternalspeakershaveavolumecontrol,ensurethatthevolumeisnotsettoolow.

•OntheWindowsdesktop,clickthespeakericonintheWindowsnotificationarea.ThenclickMixer.
Ensurethatthemutespeakerssettingsarenotselectedandnoneofthevolumesettingsissettoolow.

•Somemodelshaveafrontaudiopanelyoucanusetoadjustvolume.Ifyouhaveafrontaudiopanel,
ensurethatthevolumeisnotsettoolow.

•Ensurethatyourexternalspeakers(andheadphones,ifused)areconnectedtothecorrectaudio
connectoronthecomputer.Mostspeakercablesarecolor-codedtomatchtheconnector.

Note:Whenexternal-speakerorheadphonecablesareattachedtotheaudioconnector,theinternal
speaker,ifpresent,isdisabled.Inmostcases,ifanaudioadapterisinstalledinoneoftheexpansion
slots,theaudiofunctionbuiltintothesystemboardisdisabled.Therefore,youmustusetheaudio
connectorsontheaudioadapter.

•EnsurethattheprogramyouarerunningisdesignedforuseintheMicrosoftWindowsoperatingsystem.
IftheprogramisdesignedtoruninDOS,theprogramdoesnotusetheWindowssoundfeature.The
programmustbeconfiguredtouseSoundBlasterProorSoundBlasteremulation.

•Ensurethattheaudiodevicedriversarecorrectlyinstalled.SeeWindowsHelpandSupportinformation
systemformoreinformation.

Soundcomesfromoneexternalspeakeronly

Solutions:

•Ensurethatthespeakercableisinsertedcompletelyintotheconnectoronthecomputer.

•Ensurethatthecablethatattachestheleftspeakertotherightspeakerissecurelyconnected.

•ClickthespeakericonintheWindowsnotificationarea.Thenclickthespeakericonontopofthevolume
control.ClicktheLevelstabandensurethattheBalancesettingsaresetcorrectly.

CDproblems

ThissectionprovidessolutionstoCD-relatedproblems.

AnaudiodiscorAutoPlay-enableddiscdoesnotautomaticallyplaywhenitis
insertedintoaCDdrive

Solutions:

•IfyouhavemultipleCDorDVDdrivesinstalled(oracombinationofCDandDVDdrives),tryinsertingthe
discintotheotherdrive.Insomecases,onlyoneofthedrivesisconnectedtotheaudiosubsystem.

Chapter8.Troubleshootinganddiagnostics77

•Ifthisdoesnotcorrecttheproblem,followthesolutionsfor“ACDorDVDdoesnotwork”onpage78.

ACDorDVDdoesnotwork

Solutions:

•Ensurethatthediscisinsertedcorrectly,withitslabelup.

•Ensurethatthediscyouareusingisclean.T oremovedustorfingerprints,wipethedisccleanwithasoft
clothfromthecentertotheoutside.Wipingadiscinacircularmotionmightcauselossofdata.

•Ensurethatthediscyouareusingisnotscratchedordamaged.Tryinsertinganotherdiscthatyou
knowisgood.Ifyoucannotreadfromaknown-gooddisc,youmighthaveaproblemwithyouroptical
driveorthecablingtoyouropticaldrive.Ensurethatthepowercableandsignalcablearesecurely
connectedtothedrive.

Unabletouseabootablerecoverymedium,suchastheProductRecoveryCD,to
startyourcomputer

Solution:EnsurethattheCDorDVDdriveisinthestartupsequencebeforetheharddiskdrive.Referto
“Selectingorchangingthestartupdevicesequence”onpage64forinformationonviewingandchanging
thestartupsequence.Notethatonsomemodelsthestartupsequenceispermanentlysetandcannot
bechanged.

DVDproblems

ThissectionprovidessolutionstoDVD-relatedproblems.

BlackscreeninsteadofDVDvideo

Solutions:

•RestarttheDVDplayerprogram.

•T ryalowerscreenresolutionorcolordepth.

•Closeanyopenfiles,andthenrestartthecomputer.

DVDmoviedoesnotplay

Solutions:

•Ensurethatthediscsurfaceiscleanandnotscratched.

•Checkthediscorpackageforregionalcoding.Youmightneedtopurchaseadiscwithcodingfor
theregionwhereyouareusingyourcomputer.

NoaudioorintermittentaudiowhileplayingaDVDmovie

Solutions:

•Checkthevolumecontrolsettingsonyourcomputerandonyourspeakers.

•Ensurethatthediscsurfaceiscleanandnotscratched.

•Checkallcableconnectionstoandfromthespeakers.

•UsetheDVDmenuforthevideotoselectadifferentaudiotrack.

Playbackissloworchoppy

Solutions:

•Disableanybackgroundprograms,suchasAntiVirusorDesktopThemes.

•Ensurethatvideoresolutionissettolessthan1152x864pixels.

78ThinkCentreM53HardwareMaintenanceManual

Invaliddiscornodiscfoundmessage

Solutions:

•EnsurethataDVDdiscisinthedrivewiththeshinysideofthediscfacingdown.

•Ensurethatvideoresolutionissettolessthan1152x864pixels.

•OncomputersthathaveaCD-ROMorCD-RWdriveinadditiontoaDVD-ROMdrive,ensurethatthe
DVDdiscisinthedrivelabeled“DVD”.

Intermittentproblems

Someproblemsoccuronlyoccasionallyandaredifficulttorepeat.

Solutions:

•Ensurethatallcablesandcordsaresecurelyconnectedtothecomputerandattacheddevices.

•Ensurethatwhenthecomputerison,thefangrillisnotblocked(thereisairflowaroundthegrill),andthe
fansareworking.Ifairflowisblockedorthefansarenotworking,thecomputermightoverheat.

•IfSmallComputerSystemInterface(SCSI)devicesareinstalled,ensurethatthelastexternaldevicein
eachSCSIchainisterminatedcorrectly.Formoreinformation,seeyourSCSIdocumentation.

Harddiskdriveproblems

Selectyoursymptomfromthefollowinglist:

•“SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram”onpage79

•“"NoOperatingSystemFound"messageorthesystemnotstartingfromthecorrectharddiskdrive”
onpage79

SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram

Symptom:SomeorallharddiskdrivesmissingfromtheSetupUtilityprogram

Actions:

•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.

•Ensurethatyourcomputerisconfiguredcorrectlytosupporttheharddiskdrives.
–IfyourcomputerisinstalledwithfiveSATAharddiskdrives,ensurethattheSATAharddiskdrive

enablementmodule(onetofiveharddiskdrives)isinstalled.

–IfyourcomputerisinstalledwithSASharddiskdrives,ensurethattheSASharddiskdriveenablement

module(onetofiveharddiskdrives)ortheLSIMegaRAIDSASadapterisinstalled.

Iftheseactionsdonotcorrecttheproblem,runthediagnosticprogramLenovoSolutionCenter.See
“LenovoSolutionCenter”onpage86
help,andservice”onpage151.

.Ifyouneedtechnicalassistance,seeChapter12“Gettinginformation,

"NoOperatingSystemFound"messageorthesystemnotstartingfromthecorrect
harddiskdrive

Symptom:"NoOperatingSystemFound"messageorthesystemnotstartingfromthecorrectharddiskdrive

Actions:

•Ensurethatallharddiskdrivesignalcablesandpowercablesareconnectedcorrectly.

•EnsurethattheharddiskdriveyourcomputerstartsfromislistedasthefirststartupdeviceintheSetup
Utilityprogram.Referto“Selectingastartupdevice”onpage64

.

Chapter8.Troubleshootinganddiagnostics79

Note:Inrarecases,theharddiskdrivewiththeoperatingsystemmightgetcorruptedordamaged.Insuch
cases,youmightneedtoreplacetheharddiskdrive.Referto“Replacingtheharddiskdriveassembly”on
page134.

Iftheseactionsdonotcorrecttheproblem,runthediagnosticprogramLenovoSolutionCenter.See
“LenovoSolutionCenter”onpage86.

Problemswiththekeyboardormouse

Thissectionprovidessolutionstokeyboard-relatedandmouse-relatedproblems.

Keysonthekeyboarddonotwork

Solutions:

•ConnectthekeyboardcabletoaUSBconnectororPS/2keyboardconnector.

•IfyouareusingaUSBkeyboard,enabletheUSBconnectorsintheBIOSsettings.Formoreinformation,
see“Enablingordisablingadevice”onpage63.

•IfyouareusinganEnhancedPerformanceUSBkeyboard,usethehelpsystemintheEnhanced
PerformanceCustomizationKeyboardprogramtohelpdiagnoseproblems.

ToopentheEnhancedPerformanceCustomizationKeyboardprogram,dooneofthefollowing:
–OnWindows7:

1.ClickStart➙ControlPanel.

2.ClickHardwareandSound.

3.ClickDevicesandPrinters.

4.Double-clickUSBEnhancedPerformanceKeyboard.

–OnWindows8.1:

1.OpenControlPanel.Formoreinformation,see“AccessingControlPanelontheWindows8.1
operatingsystem”onpage49.

2.ClickHardwareandSound.

3.ClickDevicesandPrinters.

4.Double-clickUSBEnhancedPerformanceKeyboard.

Themousedoesnotwork

Solutions:

•ConnectthemousecabletoaUSBconnectororPS/2mouseconnector.

Note:Dependingonyourkeyboard,integratedUSBconnectorsmightbeavailabletobeusedto
connectaUSBmouse.

•Installthedevicedriversforthemouse.

•IfyouareusingaUSBmouse,enabletheUSBconnectorsintheBIOSsettings.Formoreinformation,
see“Enablingordisablingadevice”onpage63

.

Thepointeronthescreendoesnotmovesmoothlywiththemouse

Solution:Cleanthemouse.Formoreinformation,see“Opticalmouse”onpage73.

Thefingerprintreaderonthekeyboarddoesnotwork

Note:Thekeyboardwithfingerprintreaderisonlyavailableonsomemodels.

Solutions:

80ThinkCentreM53HardwareMaintenanceManual

•Enrollyourfingerprintcorrectly.

•Neverscratchthesurfaceofthereaderwithahard,pointedobject.

•Neverscrapthesurfaceofthereaderwithyournailoranythinghard.

•Useortouchthereaderwithacleanfinger.

•Ensurethatthesurfaceofyourfingeristhesamewiththeonewhenyoulastenrolled.

Thewirelesskeyboarddoesnotwork

Solutions:

•IfthetransceivercommunicationsLEDisnoton,reconnectthetransceiverandthekeyboard.

•IfthewirelesskeyboarddoesnotworkwhenthetransceivercommunicationsLEDison,restartyour
computer.

Iftheproblempersistsaftertherestart,ensurethat:

•Thebatteriesareinstalledcorrectly.

•Thebatteriesstillretaintheircurrent.

•Thedistancefromthewirelesskeyboardtothetransceiverislessthan10m(393.7inches).

•Thetransceiverisinstalledfully.

Monitorproblems

Thissectionprovidessolutionstomonitor-relatedproblems.

Myscreengoesblankwhilethecomputerison

Solutions:Yourscreensaverorpowermanagementmighthavebeenenabled.Dooneofthefollowing:

•Pressakeytoexitthescreensaver.

•Pressthepowerbuttontoresumethecomputerfromsleeporhibernationmode.

ThemonitorworkswhenIturnonthecomputer,butgoesblankwhenIstartsome
applicationprograms

Solutions:

•Connectthemonitorsignalcablefromyourmonitortoanappropriateconnectoronthecomputer.A
loosecablemightcauseintermittentproblems.

•Installthedevicedriversfortheapplicationprograms.Refertothedocumentationfortheaffected
applicationprogramtocheckwhetheranydevicedriversarerequired.

Theimageappearstobeflickering

Solution:Resettherefreshrate.

1.OpenControlPanel.

Note:ToopenControlPanelonWindows8.1,see“AccessingControlPanelontheWindows8.1
operatingsystem”onpage49

2.ClickHardwareandSound➙Adjustscreenresolution➙Advancedsettings.

3.ClicktheMonitortabtoresettherefreshrate.
Settherefreshratetobethehighest,noninterlacedrefreshratesupportedonyourcomputer.Referto

thedocumentationthatcomeswithyourmonitorforthesupportedrefreshrates.

Chapter8.Troubleshootinganddiagnostics81

Theimageisdiscolored

Solution:Themonitormightbeaffectedbyinterferencefromnearbyequipment.Movefluorescentdesk
lightingoranyequipmentthatproducesmagneticfieldsfurtherawayfromthemonitor.Iftheproblem
persists,dothefollowing:

1.Turnoffthemonitor.

2.Adjusttheplacementofthemonitorandotherdevicessothattheyareatleast305mm(12inches)apart.

3.Turnonthemonitor.

Networkingproblems

Thissectionprovidessolutionstonetworking-relatedproblems.

Ethernetproblems

Mycomputercannotbeconnectedtothenetwork

Solutions:

•ConnectthecablefromtheEthernetconnectortotheRJ45connectorofthehub.

•Havethelatestdevicedriverinstalledonyourcomputer.
Tocheckwhetheryouareusingthelatestdevicedriver,dooneofthefollowing:

–OnWindows7:

1.ClickStart➙ControlPanel.

2.ClickHardwareandSound.

3.ClickDeviceManager.T ypetheadministratorpasswordorprovideconfirmationifprompted.

4.IfanexclamationmarkisdisplayednexttoanadapternameunderNetworkadapters,theadapter
drivermightnotbethelatestorisdisabled.Right-clickthehighlightedadaptertoupdatethedriver.

5.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

–OnWindows8.1:

1.OpenControlPanel.Formoreinformation,see“AccessingControlPanelontheWindows8.1
operatingsystem”onpage49.

2.ClickHardwareandSound.

3.ClickDeviceManager.T ypetheadministratorpasswordorprovideconfirmationifprompted.

4.IfanexclamationmarkisdisplayednexttoanadapternameunderNetworkadapters,theadapter
drivermightnotbecorrectorisdisabled.Right-clickthehighlightedadaptertoupdatethedriver.

5.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.

•Setthesameduplexfortheswitchportandtheadapter.
Ifyouconfiguredtheadapterforfullduplex,ensurethattheswitchportisalsoconfiguredforfullduplex.

Settingthewrongduplexmodemightdegradeperformance,causedataloss,orresultinlostconnections.

•Installallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.
CheckwithyourLANadministratorforthenecessarynetworkingsoftware.

Theadapterstopsworkingfornoreason

Solution:Thenetworkdriverfilesmightbecorruptormissing.Updatethedriverbyreferringtothe“Solution”
descriptionforthepreviousproblemtoensurethatthelatestdevicedriverisinstalled.

TheWakeOnLANfeatureisnotworking

Solution:EnabletheWakeOnLAN(WOL)featureintheBIOSprogram.

82ThinkCentreM53HardwareMaintenanceManual

MycomputerisaGigabitEthernetmodelandIuseaspeedof1000Mbps,buttheconnectionfails
orerrorsoccur

Solution:ConnectthenetworkcabletotheEthernetconnectorusingCategory5wiringanda100BASE-T
hub/switch(not100BASE-X).

MycomputerisaGigabitEthernetmodel,butitcannotbeconnectedtothenetworkat1000Mbps,
butatonly100Mbps

Solutions:

•T ryanothercable.

•Setthelinkpartnertoauto-negotiate.

•Settheswitchtobe802.3ab-compliant(gigabitovercopper).

IcannotconnecttoawirelessLANusingthebuilt-inwirelessnetworkingcard

Solutions:

•InstallthelatestwirelessLANdrivers.

•Placeyourcomputerwithintherangeofawirelessaccesspoint.

•Enablethewirelessradio.

•CheckNetworkName(SSID)andyourpassword.
–OnWindows7:

1.ClickStart➙LenovoThinkVantageTools➙AccessConnections.

2.SwitchtotheAdvancedview,andthenclicktheMobileHotspottabtocheckyourSSIDand
password.

–OnWindows8.1:

1.OpenControlPanel.Formoreinformation,see“AccessingControlPanelontheWindows8.1
operatingsystem”onpage49.

2.ClickNetworkandInternet➙NetworkandSharingCentertocheckyourSSIDandpassword.

SounddoesnotcomefromtheBluetoothheadsetorheadphonebutcomesfrom
thelocalspeakereventhoughtheheadsetorheadphoneisconnectedusingthe
HeadsetprofileorAVprofile

Solution:

1.Exittheapplicationthatusesthesounddevice(forexample,WindowsMediaPlayer).

2.OpenControlPanel.

Note:FordetailedinformationonhowtoopenControlPanelonWindows8.1,see“AccessingControl
PanelontheWindows8.1operatingsystem”onpage49.

3.ClickHardwareandSound➙Sound.

4.SelectthePlaybacktab.

5.IfyouareusingtheHeadsetprofile,selectBluetoothHands-freeAudio,andthenclickSetDefault.If
youareusingtheAVprofile,selectStereoAudio,andthenclickSetDefault.

6.ClickOK.

Note:Bluetoothissupportedonlyonsomecomputermodels.

Chapter8.Troubleshootinganddiagnostics83

Ihaveconnectedanoptiontomycomputer,butitdoesnotwork

Solution:Refertothedocumentationthatcomeswiththeoptiontoensurethatyouhaveconnectedthe
optioncorrectly.

Performanceandlockupproblems

Thissectionprovidessolutionstoperformance-relatedproblemsofyourcomputer.

Insufficientfreeharddiskdrivespace

Solution:Freeupharddiskdrivespace.

•Method1

1.ClickStart➙ComputeronWindows7oropenFileExploreronWindows8.1.

2.Right-clickyourCdriveentryandthenclickProperties.

3.ClickDiskCleanup,andthenfollowtheinstructionsonthescreen.

•Method2

1.OpenControlPanel.

Note:FordetailedinformationonhowtoopenControlPanelonWindows8.1,see“Accessing
ControlPanelontheWindows8.1operatingsystem”onpage49.

2.ClickPrograms.

3.ClickTurnWindowsfeaturesonoroff,andthenfollowtheinstructionsonthescreen.

•Method3

1.ClickStart➙ComputeronWindows7oropenFileExploreronWindows8.1.

2.Right-clickyourCdriveentryandthenclickProperties.

3.ClickDiskCleanup.

4.ClickCleanupsystemfiles.

5.ClicktheMoreOptionstab.

6.ClickCleanupintheProgramsandFeaturesarea,andthenfollowtheinstructionsonthescreen.

•CleanoutyourInbox,SentItems,andDeletedItemsfoldersfromyoure-mailapplication.Thefolder
namesandproceduresvarydependingonyoure-mailapplication.Ifyouneedassistance,seethe
helpsystemforyoure-mailapplication.

Excessivenumberoffragmentedfiles

Solution:UsetheWindowsdiskdefragmentationordiskoptimizationfeaturetocleanupthefiles.

Note:Dependingonthevolumeoftheharddiskdrivesandamountofdatastoredontheharddiskdrives,
thedisk-defragmentationprocessmighttakeuptoseveralhours.

•OnWindows7:

1.Closeanyopenprogramsandwindows.

2.ClickStart➙Computer.

3.Right-clickyourCdriveentryandthenclickProperties.

4.ClickDefragmentnowundertheToolstabtostartadisk-defragmentationprocess.

•OnWindows8.1:

1.Closeanyopenprogramsandwindows.

2.OpenFileExplorer.

84ThinkCentreM53HardwareMaintenanceManual

3.Right-clickyourCdriveentryandthenclickProperties.

4.ClickOptimizeundertheToolstabtostartadisk-defragmentationprocess.

Insufficientmemory

Solution:Installadditionalmemorymodules.Forinstructionsoninstallingmemorymodules,see“Replacing
thememorymodule”onpage129.

Topurchasememorymodules,goto:
http://www.lenovo.com

Theprinterdoesnotwork

Solutions:

•IfyouareusingIEEE-approvedprintersignalcables,dothefollowing:

1.Connecttheprintersignalcablefirmlytothecorrectparallel,serial,orUSBconnectoronthe
computer.

2.Loadthepapercorrectly.

3.Turnontheprinterandkeeptheprinteronline.

•Ifyouareusingnon-IEEE-approvedprintersignalcables,dothefollowing:

1.Correctlyinstalldevicedriversandsoftwarethatcomewiththeprinter.

2.Assigntheprinterportcorrectlyinyouroperatingsystem,applicationprogram,orBIOSsettings.For
moreinformationaboutBIOSsettings,see“UsingtheSetupUtilityprogram”onpage61

.

Iftheproblempersists,runthetestsdescribedinthedocumentationthatcomeswithyourprinter.Ifyou
cannotcorrecttheproblem,havethecomputerserviced.SeeChapter12“Gettinginformation,help,and
service”onpage151

.

Serialconnectorcannotbeaccessed

Solutions:

•Connecttheserialcabletotheserialconnectoronthecomputerandtotheserialdevice.Iftheserial
devicehasitsownpowercord,attachthepowercordtoagroundedelectricaloutlet.

•T urnontheserialdeviceandkeepthedeviceonline.

•Installanyapplicationprogramssuppliedwiththeserialdevice.Refertothedocumentationthatcomes
withtheserialdeviceformoreinformation.

•Ifyouaddedoneserial-connectoradapter,installtheadaptercorrectly.

Softwareproblems

Thissectionprovidessolutionstosoftware-relatedproblems.

Whenusingasortfeature,datescannotbesortedinthecorrectorder

Solution:Someprogramsdevelopedbeforetheyear2000usedonlythelasttwodigitsofayeartosort
dates,assumingthefirsttwodigitswere19.Consequently,datescannotbesortedinthecorrectorder.
Checkwithyoursoftwaremanufacturertoseeifanyupdatesareavailable.Manysoftwaremanufacturers
makeupdatesavailablefromtheWorldWideWeb.

Someapplicationprogramsdonotworkasexpected

Solutions:

Chapter8.Troubleshootinganddiagnostics85

•Ifyouarehavingdifficultywithperformingaspecifictaskwithinanapplicationprogram,refertothe
helpsystemfortheprogram.

•IfyouarehavingdifficultywiththeWindowsoperatingsystemoroneofitscomponents,refertothe
Windowshelpsystem.

•Checkwhethertheproblemsarecausedbyanewly-installedapplicationprogram.

1.Ensurethatthesoftwareiscompatiblewithyourcomputer.Refertotheinformationsuppliedwiththe
softwareformoreinformation.

2.Verifythatothersoftwareworkscorrectlyonyourcomputer.

3.Verifythatthesoftwareyouareusingworksonanothercomputer.

•Ifyoureceivedanyerrormessageswhileusingtheprogram,seetheprinteddocumentationthatcomes
withtheprogramorthehelpsystemforsolutions.

•CheckifanyupdatesareavailablefromyourmanufacturerorWebsite.Manysoftwaremanufacturers
makeupdatesavailablefromtheWorldWideWeb.

•Ifthesoftwareprogramusedtoworkcorrectly,butdoesnotworkcorrectlynow,uninstalltheapplication
programandreinstallit.

MyUSBconnectorscannotbeaccessed

Solutions:

•ConnecttheUSBcablefromtheUSBconnectortotheUSBdevice.IftheUSBdevicehasitsownpower
cord,attachthepowercordtoagroundedelectricaloutlet.

•T urnontheUSBdeviceandkeepthedeviceonline.

•InstallanydevicedriversorapplicationprogramssuppliedwiththeUSBdevice.Refertothe
documentationthatcomeswiththeUSBdeviceformoreinformation.

•DetachandreattachtheUSBconnectortoresettheUSBdevice.

Diagnostics

Thediagnosticprogramisusedtotesthardwarecomponentsofyourcomputer.Thediagnosticprogramcan
alsoreportoperating-system-controlledsettingsthatinterferewiththecorrectoperationofyourcomputer.
Youcanusethepreinstalleddiagnosticprogramtodiagnosecomputerproblems,ifyourcomputeris
runningtheWindowsoperatingsystem.

Notes:

1.YourcomputerispreinstalledwiththeLenovoSolutionCenterprogramfordiagnosticpurposes.For
moreinformationabouttheLenovoSolutionCenterprogram,see“LenovoSolutionCenter”onpage86.

2.Ifyouareunabletoisolateandrepairtheproblemyourselfafterrunningthediagnosticprogram,save
andprintthelogfilescreatedbythediagnosticprogram.Youwillneedthelogfileswhenyouspeaktoa
Lenovotechnicalsupportrepresentative.

LenovoSolutionCenter

TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It
combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along
withhintsandtipsformaximumsystemperformance.

•Y ourcandownloadtheLenovoSolutionCenterprogramfromhttp://www.lenovo.com/diags.

•IfyouareusingaWindowsoperatingsystemotherthanWindows7orWindows8.1,goto
http://www.lenovo.com/diagsforthelatestinformationondiagnosticsforyourcomputer.

86ThinkCentreM53HardwareMaintenanceManual

ToruntheLenovoSolutionCenterprogram,see“Lenovoprograms”onpage39.

Note:Ifyoucannotisolateandrepairtheproblemyourselfafterrunningtheprogram,saveandprintthelog
files.YouwillneedthelogfileswhenyouspeaktoaLenovotechnicalsupportrepresentative.

Foradditionalinformation,refertotheLenovoSolutionCenterhelpsystem.

UEFIdiagnosticprogram

AUEFIdiagnosticprogramispreinstalledonthecomputer.Itenablesyoutotestmemorymodulesand
internalstoragedevices,viewsysteminformation,andcheckandrecoverbadsectorsoninternalstorage
devices.

ToruntheUEFIdiagnosticprogram,dothefollowing:

1.Turnonthecomputer.Ifthecomputercannotbeturnedon,goto“Basictroubleshooting”onpage75.If
anerrorcodeisdisplayed,goto“Symptom-to-FRUindex”onpage90forerrorcodedescriptionsand
troubleshootinghints.

2.RepeatedlypressandreleasetheF10keywhenturningonthecomputer.Themainscreenofthe
UEFIdiagnosticprogramisdisplayed.

3.Followtheinstructionsonthescreentousethediagnosticprogram.

Theoptionsonthemainscreenareasfollows:

Table2.ItemsonthemainscreenoftheUEFIdiagnosticprogram

DIAGNOSTICSTOOLS

•LCDtest

•Memory-Quicktest

•Memory-Extendedtest

•Motherboardtest

•PCI-etest

•Storage-Quicktest

•Systeminformation

•Recoverbadsectorstool

•Generateconfigurationfile

•Executefromconfigurationfile

•Exitapplication

Chapter8.Troubleshootinganddiagnostics87

88ThinkCentreM53HardwareMaintenanceManual

Chapter9.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.Formoreinformationonhowto
determineandobtainthelatestlevelBIOS,see“BIOSlevels”onpage67.

Usethefollowingproceduretohelpdeterminethecauseoftheproblem:

1.Power-offthecomputerandallexternaldevices.

2.Checkallcablesandpowercords.

3.Setalldisplaycontrolstothemiddleposition.

4.Power-onallexternaldevices.

5.Power-onthecomputer.

•Lookfordisplayederrorcodes

•Listenforbeepcodes

•Lookforreadableinstructionsoramainmenuonthedisplay.
Ifyoudidnotreceivethecorrectresponse,proceedtostep6onpage89

Ifyoudoreceivethecorrectresponse,proceedtostep7onpage89.

6.Lookatthefollowingconditionsandfollowtheinstructions:

.

•IfyouhearbeepcodesduringPOST,goto“Beepsymptoms”onpage91.

•IfthecomputerdisplaysaPOSTerror,goto“POSTerrorcodes”onpage91

•Ifthecomputerhangsandnoerrorisdisplayed,continueatstep7onpage89.

7.RuntheDiagnosticprograms.See“Diagnostics”onpage86.

•Ifyoureceiveanerror,replacethepartthatthediagnosticprogramcallsout.

•Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.

.

Problemdeterminationtips

Duetothevarietyofhardwareandsoftwarecombinationsthatcanbeencountered,usethefollowing
informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen
requestingassistancefromServiceSupportandEngineeringfunctions.

•Machinetypeandmodel

•Processororharddiskdriveupgrades

•Failuresymptom
–Dodiagnosticsindicateafailure?

©CopyrightLenovo2014

89

–What,when,where,single,ormultiplesystems?
–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”onpage89.Thisindexcanalsobeusedtohelpyoudecidewhich
FRUstohaveavailablewhenservicingacomputer.Ifyouareunabletocorrecttheproblemusingthis
index,goto“Undeterminedproblems”onpage94

Notes:

•TheSymptom-to-FRUindexisnotspecifictoanymachinetypeandareapplicabletoallThinkCentrecomputers.

•Ifyouhavebothanerrormessageandanincorrectaudioresponse,diagnosetheerrormessagefirst.

•Ifyoucannotrunthediagnostictestsorgetadiagnosticerrorcodewhenrunningatest,firstdiagnosethePOST
errormessageyoureceive.

•Ifyoudidnotreceiveanyerrormessage,lookforadescriptionofyourerrorsymptomsinthefirstpartofthisindex.

.

Harddiskdrivebooterror

Aharddiskdrivebooterrorcanhavethefollowingcauses.

90ThinkCentreM53HardwareMaintenanceManual

ErrorFRU/Action

Thestart-updriveisnotinthebootsequencein
configuration.

Nooperatingsysteminstalledonthebootdrive.Installanoperatingsystemonthebootdrive.
Thebootsectoronthestartupdriveiscorrupted.

Thedriveisdefective.

Checktheconfigurationandensurethestart-updriveis
inthebootsequence.

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”onpage91
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

Chapter9.Servicecheckoutandsymptom-to-FRUindex91

•Startsthevideooperation

•Verifiesthatthebootdriveisworking

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”onpage90

ComputerwillnotRPLfromserver

.

92ThinkCentreM53HardwareMaintenanceManual

1.PowerSwitch

2.SystemBoard

3.Risercard,ifinstalled.

1.Ensurethatnetworkisinstartupsequenceasfirst
deviceorfirstdeviceafterdiskette.

2.EnsurethatnetworkadapterisenabledforRPL.

3.Networkadapter(Advisenetworkadministratorof
newMACaddress)

Pressanykeytorepeatboot
sequence.