Lenovo ThinkCentre M53 Hardware Maintenance Manual

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

AppendixB.WEEEandrecycling

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

ImportantWEEEinformation.........159

RecyclinginformationforJapan........159

RecyclinginformationforBrazil........160

BatteryrecyclinginformationforTaiwan.....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

©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

2

,orbetter.For

othercountries,thesuitabletypesshallbeusedaccordingly.

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthat

cancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.

Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpower

adapternearsinks,tubs,toilets,oronﬂoorsthatarecleanedwithliquidcleansers.Liquidscancausea

shortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan

causegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,

whichcaneventuallyresultinoverheating.

Ensurethatallpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.

Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(such

asdeformedplastic)attheacinputoranywhereonthepoweradapter.

Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor

overheatingorwherethepowercordappearstohavebeendamagedinanyway.

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.TurneverythingOFF.

2.First,attachallcablestodevices.

3.Attachsignalcablestoconnectors.

4.Attachpowercordstooutlet.

5.TurndeviceON.

1.TurneverythingOFF.

2.First,removepowercordsfromoutlet.

3.Removesignalcablesfromconnectors.

4.Removeallcablesfromdevices.

CAUTION:

Whenreplacingthelithiumbattery,useonlyPartNumber45C1566oranequivalenttypebattery

recommendedbythemanufacturer.Ifyoursystemhasamodulecontainingalithiumbattery,replace

itonlywiththesamemoduletypemadebythesamemanufacturer.Thebatterycontainslithiumand

canexplodeifnotproperlyused,handled,ordisposedof.Donot:

•Throworimmerseintowater

•Heattomorethan100°C(212°F)

•Repairordisassemble

Disposeofthebatteryasrequiredbylocalordinancesorregulations.

CAUTION:

Whenlaserproducts(suchasCD-ROMs,DVD-ROMdrives,ﬁberopticdevices,ortransmitters)are

installed,notethefollowing:

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto

hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciﬁedherein

mightresultinhazardousradiationexposure.

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical

instruments,andavoiddirectexposuretothebeam.

6ThinkCentreM53HardwareMaintenanceManual

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

CAUTION:

Usesafepracticeswhenlifting.

CAUTION:

Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff

theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower

cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected

fromthepowersource.

1

2

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.

•Todoequipamentoqueforconectadoaesteprodutodeveserconectadoatomadascorretamente

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

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.

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Chapter1.Readthisﬁrst:Importantsafetyinformation11

12ThinkCentreM53HardwareMaintenanceManual

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Lenovo ThinkCentre M53 Hardware Maintenance Manual

Lenovo ThinkCentre M53 Hardware Maintenance Manual

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