Lenovo ThinkCentre M73 10B2 Maintenance Manual

ThinkCentreM73

HardwareMaintenanceManual

MachineTypes:10B0,10B1,10B2,10B3,10B4,10B5,10B6,10B7,

10AX,and10AY

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandChapter2

“Safetyinformation”onpage3andAppendixA“Notices”onpage247.

SecondEdition(December2013)

©CopyrightLenovo2013.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServices

Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.

GS-35F-05925.

Contents

Chapter1.Aboutthismanual......1

Importantsafetyinformation..........1

Chapter2.Safetyinformation......3

Generalsafety................3

Electricalsafety...............3

Safetyinspectionguide............5

Handlingelectrostaticdischarge-sensitive

devices..................5

Groundingrequirements............6

Safetynotices(multi-lingualtranslations).....6

Chapter3.Generalinformation....29

Specications...............29

Formachinetypes:10B0,10B1,10B2,and

10B3.................29

Formachinetypes:10B4,10B5,10B6,and

10B7.................30

Formachinetypes:10AXand10AY....31

Lenovoprograms.............31

AccessingLenovoprogramsontheWindows

7operatingsystem...........31

AccessingLenovoprogramsontheWindows

8orWindows8.1operatingsystem....33

LenovoSupportWebsite..........33

Chapter4.Generalcheckout.....35

Problemdeterminationtips..........35

Chapter5.Troubleshootingand

diagnostics..............37

Basictroubleshooting............37

AccessingControlPanelontheWindows8or

Windows8.1operatingsystem........38

Troubleshootingprocedure..........38

Troubleshooting..............39

Audioproblems............39

CDproblems.............41

DVDproblems.............42

Intermittentproblems..........43

Harddiskdriveproblems.........43

Keyboard,mouse,orpointingdevice

problems...............44

Monitorproblems............46

Networkingproblems..........48

Optionproblems............51

Performanceandlockupproblems.....51

Printerproblems............53

Serialportproblems...........54

Softwareproblems...........54

USBproblems.............55

Diagnostics................55

LenovoSolutionCenter.........56

Chapter6.UsingtheSetupUtility

program................57

StartingtheSetupUtilityprogram.......57

Viewingandchangingsettings........57

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

Passwordconsiderations.........58

Power-onpassword...........58

Administratorpassword.........58

Setting,changing,anddeletingapassword.58

Erasinglostorforgottenpasswords(clearing

CMOS)................58

Enablingordisablingadevice........59

Selectingastartupdevice..........59

Selectingatemporarystartupdevice....59

Selectingorchangingthestartupdevice

sequence...............60

EnablingErPcompliancemode........60

ICEperformancemode...........61

ICEthermalalert..............61

ChangingtheBIOSsettingsbeforeinstallinganew

operatingsystem..............62

ExitingtheSetupUtilityprogram.......62

Chapter7.Symptom-to-FRUIndex..63

Harddiskdrivebooterror..........63

Powersupplyproblems...........63

Beepsymptoms..............63

POSTerrorcodes.............64

Miscellaneouserrorconditions........65

Undeterminedproblems...........66

Chapter8.Locations.........69

Formachinetypes:10B0,10B1,10B2,and

10B3..................69

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer.......69

Locatingconnectorsontherearofyour

computer...............70

LocatingmajorFRUsandCRUs......71

LookingupFRUinformation.......73

Locatingpartsonthesystemboard....73

Locatinginternaldrives.........75

©CopyrightLenovo2013

i

Formachinetypes:10B4,10B5,10B6,and

10B7..................76

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer.......76

Locatingconnectorsontherearofyour

computer...............77

LocatingmajorFRUsandCRUs......78

LookingupFRUinformation.......80

Locatingpartsonthesystemboard....80

Locatinginternaldrives.........82

Formachinetypes:10AXand10AY......83

Locatingconnectors,controls,andindicators

onthefrontofyourcomputer.......83

Locatingconnectorsontherearofyour

computer...............84

LocatingmajorFRUsandCRUs......85

LookingupFRUinformation.......87

Locatingpartsonthesystemboard....87

Chapter9.ReplacingFRUs(machine

types:10B0,10B1,10B2,and10B3).89

Handlingstatic-sensitivedevices.......89

Installingorreplacinghardware........89

Installingexternaloptions........89

Removingthecomputercover.......90

Removingandreinstallingthefrontbezel..91

Installingorreplacingamemorymodule...92

InstallingorreplacingaPCIExpresscard..94

Replacingthebattery..........97

Installingorreplacingtheopticaldrive...98

Replacingtheslimcardreader......100

Replacingtheheatsinkandfanassembly..103

Replacingthepowersupplyassembly...104

Replacingthemicroprocessor.......106

Replacingthesystemboard.......108

Installingthesolid-statedrive.......110

Replacingtheprimaryharddiskdrive....111

Replacingtherearfanassembly......113

ReplacingthefrontaudioandUSB

assembly...............115

Replacingthethermalsensor.......116

Replacingthecoverpresenceswitch....118

ReplacingtheWi-Fiunits.........120

InstallingorremovingtherearWi-Fi

antenna...............127

InstallingorremovingthefrontWi-Fi

antenna...............128

Replacingthekeyboard.........130

Replacingthemouse..........131

Completingthepartsreplacement.....131

Chapter10.ReplacingFRUs

(machinetypes:10B4,10B5,10B6,

and10B7)..............135

Handlingstatic-sensitivedevices.......135

Installingorreplacinghardware........135

Installingexternaloptions........135

Removingthecomputercover.......136

Removingandreinstallingthefrontbezel..136

Accessingthesystemboardcomponentsand

drives................138

InstallingorreplacingaPCIExpresscard..139

Installingorreplacingamemorymodule...141

Replacingthebattery..........143

Replacingtheharddiskdrive.......145

Replacingthesolid-statedrive......147

Installingorreplacingtheopticaldrive...152

Replacingtheslimcardreader......155

Replacingtheheatsinkandfanassembly..158

Replacingthepowersupplyassembly...160

Replacingthemicroprocessor.......164

Replacingthesystemboard.......167

Replacingthefrontfanassembly.....169

ReplacingthefrontaudioandUSB

assembly...............171

Replacingthethermalsensor.......172

ReplacingtheWi-Fiunits.........174

InstallingorremovingtherearWi-Fi

antenna...............180

InstallingorremovingthefrontWi-Fi

antenna...............182

Replacingthekeyboard.........184

Replacingthemouse..........185

Completingthepartsreplacement.....186

Chapter11.ReplacingFRUs(machine

types:10AXand10AY).......189

Handlingstatic-sensitivedevices.......189

Installingorreplacinghardware........189

Installingexternaloptions........189

Installingorremovingtheacpoweradapter..190

Installingorremovingtheverticalstand...191

InstallingorremovingtheVESAmount

bracket................193

Installingorremovingtheacpoweradapter

bracket................195

Replacingtheopticaldrive........197

Replacingthesecondaryharddiskdrive...202

InstallingorremovingtheI/Obox.....208

Removingthecomputercover.......211

Installingorremovingtheharddiskdrive

assembly...............213

Installingorreplacingamemorymodule...215

iiThinkCentreM73HardwareMaintenanceManual

Replacingthebattery..........216

Replacingthepowerswitchboard.....218

ReplacingtheWi-Ficardmodule......219

InstallingorremovingthefrontWi-Fi

antenna...............221

InstallingorremovingtherearWi-Fi

antenna...............223

Replacingtheinternalspeaker.......225

Replacingthecoverpresenceswitch....227

Replacingthesystemfan.........229

Replacingthethermalmodule.......231

Replacingthemicroprocessor.......233

Replacingthesystemboard.......235

Replacingthekeyboardormouse.....238

Completingthepartsreplacement.....239

Chapter12.Additionalservice

information.............243

Securityfeatures..............243

Hardwarecontrolledpasswords......243

Operatingsystempassword.......243

Vitalproductdata............243

BIOSlevels................243

Flashupdateprocedures..........243

Updating(ashing)theBIOSfromadisc...244

Updating(ashing)theBIOSfromyour

operatingsystem............245

RecoveringfromaPOST/BIOSupdate

failure................245

Powermanagement............246

Advancedcongurationandpowerinterface

(ACPI)BIOS..............246

AutomaticPower-onfeatures.......246

AppendixA.Notices.........247

Televisionoutputnotice...........248

EuropeanconformanceCEmark.......248

Trademarks................248

Index.................249

©CopyrightLenovo2013

iii

ivThinkCentreM73HardwareMaintenanceManual

Chapter1.Aboutthismanual

ThismanualprovidesserviceandreferenceinformationforThinkCentre

®

Edgecomputerslistedonthefront

cover.ThismanualisintendedonlyfortrainedservicepersonnelwhoarefamiliarwithLenovo

®

computer

products.

BeforeservicingaLenovocomputerproduct,besuretoread“Importantsafetyinformation”onpage1

.

Chapter7“Symptom-to-FRUIndex”onpage63

andChapter12“Additionalserviceinformation”onpage

243arenotspecictoanymachinetypeandareapplicabletoallThinkCentreEdgecomputers.

FormajorFieldReplaceableUnits(FRU)locationsandCustomerReplaceableUnit(CRU)identication,

seeChapter8“Locations”onpage69

.

ForFRUreplacementinstructions,seeChapter9“ReplacingFRUs(machinetypes:10B0,10B1,10B2,

and10B3)”onpage89

.

ForFRUpartnumbers,gotohttp:/www.lenovo.com/serviceparts-lookup.

Importantsafetyinformation

Besuretoreadallcautionanddangerstatementsinthisbookbeforeperforminganyoftheinstructions.

VeuillezliretouteslesconsignesdetypeDANGERetATTENTIONduprésentdocumentavantd'exécuter

lesinstructions.

LesenSieunbedingtalleHinweisevomTyp"ACHTUNG"oder"VORSICHT"indieserDokumentation,bevor

SieirgendwelcheVorgängedurchführen

LeggereleistruzioniintrodottedaATTENZIONEePERICOLOpresentinelmanualeprimadieseguireuna

qualsiasidelleistruzioni

Certique-sedelertodasasinstruçõesdecuidadoeperigonestemanualantesdeexecutarqualquer

umadasinstruções

Esimportantequeleatodaslasdeclaracionesdeprecauciónydepeligrodeestemanualantesdeseguir

lasinstrucciones.

©CopyrightLenovo2013

1

2ThinkCentreM73HardwareMaintenanceManual

Chapter2.Safetyinformation

Thischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.

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.

•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.

Electricalsafety

CAUTION:

Electricalcurrentfrompower,telephone,andcommunicationcablescanbehazardous.Toavoid

personalinjuryorequipmentdamage,disconnecttheattachedpowercords,telecommunication

©CopyrightLenovo2013

3

systems,networks,andmodemsbeforeyouopenthecomputercovers,unlessinstructedotherwise

intheinstallationandcongurationprocedures.

Observethefollowingruleswhenworkingonelectricalequipment.

Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft

materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near

theirequipment,rubberoormatsthatcontainsmallconductiveberstodecreaseelectrostaticdischarges.

Donotusethistypeofmattoprotectyourselffromelectricalshock.

•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical

accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.

•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.

•Disconnectallpowerbefore:

–Performingamechanicalinspection

–Workingnearpowersupplies

–RemovingorinstallingFieldReplaceableUnits(FRUs)

•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer

topower-offthewallboxthatsuppliespowertothemachineandtolockthewallboxintheoffposition.

•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observethefollowingprecautions:

–Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.

Remember:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.

–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour

pocketorbehindyourback.

Remember:Theremustbeacompletecircuittocauseelectricalshock.Byobservingtheaboverule,

youmaypreventacurrentfrompassingthroughyourbody.

–Whenusingatester,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor

thattester.

–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas

metaloorstripsandmachineframes.

Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;theseinstructionsarein

thesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuringhighvoltages.

•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.

•Donotusewornorbrokentoolsandtesters.

•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpowered-off.

•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistoors,

nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.

•Donottouchliveelectricalcircuitswiththereectivesurfaceofaplasticdentalmirror.Thesurfaceis

conductive;suchtouchingcancausepersonalinjuryandmachinedamage.

•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating

placesinamachine:

–Powersupplyunits

–Pumps

–Blowersandfans

–Motorgenerators

andsimilarunits.(Thispracticeensurescorrectgroundingoftheunits.)

•Ifanelectricalaccidentoccurs:

4ThinkCentreM73HardwareMaintenanceManual

–Usecaution;donotbecomeavictimyourself.

–Switchoffpower.

–Sendanotherpersontogetmedicalaid.

Safetyinspectionguide

Theintentofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditionsonthese

products.Eachmachine,asitwasdesignedandbuilt,hadrequiredsafetyitemsinstalledtoprotectusers

andservicepersonnelfrominjury.Thisguideaddressesonlythoseitems.However,goodjudgmentshould

beusedtoidentifypotentialsafetyhazardsduetoattachmentoffeaturesoroptionsnotcoveredbythis

inspectionguide.

Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand

whetheryoucancontinuewithoutrstcorrectingtheproblem.

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.Thepowercordshouldbetheappropriatetypeasspeciedinthepartslistings.

c.Insulationmustnotbefrayedorworn.

4.Removethecover.

5.Checkforanyobviousalterations.Usegoodjudgmentastothesafetyofanyalterations.

6.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetallings,contamination,wateror

otherliquids,orsignsofreorsmokedamage.

7.Checkforworn,frayed,orpinchedcables.

8.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.

Handlingelectrostaticdischarge-sensitivedevices

Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto

electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.

ProtectagainstESDdamagebyequalizingthechargesothatthemachine,thepart,theworkmat,andthe

personhandlingthepartareallatthesamecharge.

Notes:

1.Useproduct-specicESDprocedureswhentheyexceedtherequirementsnotedhere.

2.MakesurethattheESDprotectivedevicesyouusehavebeencertied(ISO9000)asfullyeffective.

Chapter2.Safetyinformation5

WhenhandlingESD-sensitiveparts:

•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.

•Avoidcontactwithotherpeoplewhilehandlingthepart.

•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.

•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeevenwhen

youarewearingawriststrap.

•Usetheblacksideofagroundedworkmattoprovideastatic-freeworksurface.Thematisespecially

usefulwhenhandlingESD-sensitivedevices.

•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecic

servicerequirement.

Note:TheuseofagroundingsystemisdesirablebutnotrequiredtoprotectagainstESDdamage.

–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.

–UseanESDcommongroundorreferencepointwhenworkingonadouble-insulatedor

battery-operatedsystem.Youcanusecoaxorconnector-outsideshellsonthesesystems.

–Usetheroundground-prongoftheacplugonac-operatedcomputers.

Groundingrequirements

Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper

groundingoftheelectricaloutletcanbeveriedbyacertiedelectrician.

Safetynotices(multi-lingualtranslations)

Thecautionanddangersafetynoticesinthissectionareprovidedinthefollowinglanguages:

•English

•Arabic

•Brazilian/Portuguese

•Chinese(simplied)

•Chinese(traditional)

•French

•German

•Hebrew

•Italian

•Korean

•Spanish

DANGER

Electricalcurrentfrompower,telephoneandcommunicationcablesishazardous.

Toavoidashockhazard:

6ThinkCentreM73HardwareMaintenanceManual

•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconguration

ofthisproductduringanelectricalstorm.

•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.

•Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.

•Whenpossible,useonehandonlytoconnectordisconnectsignalcables.

•Neverturnonanyequipmentwhenthereisevidenceofre,water,orstructuraldamage.

•Disconnecttheattachedpowercords,telecommunicationssystems,networks,andmodems

beforeyouopenthedevicecovers,unlessinstructedotherwiseintheinstallationandconguration

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,beropticdevices,ortransmitters)are

installed,notethefollowing:

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto

hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein

mightresultinhazardousradiationexposure.

Chapter2.Safetyinformation7

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical

instruments,andavoiddirectexposuretothebeam.

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

CAUTION:

Usesafepracticeswhenlifting.

CAUTION:

Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff

theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower

cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected

fromthepowersource.

1

2

8ThinkCentreM73HardwareMaintenanceManual

Chapter2.Safetyinformation9

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

1

2

PERIGO

Acorrenteelétricaprovenientedecabosdealimentação,detelefoneedecomunicaçõeséperigosa.

10ThinkCentreM73HardwareMaintenanceManual

Paraevitarriscodechoqueelétrico:

•Nãoconectenemdesconectenenhumcaboouexecuteinstalação,manutençãooureconguração

desteprodutoduranteumatempestadecomraios.

•Conectetodososcabosdealimentaçãoatomadaselétricascorretamenteinstaladaseaterradas.

•Todoequipamentoqueforconectadoaesteprodutodeveserconectadoatomadascorretamente

instaladas.

•Quandopossível,utilizeapenasumadasmãosparaconectaroudesconectarcabosdesinal.

•Nuncaliguenenhumequipamentoquandohouverevidênciadefogo,águaoudanosestruturais.

•Antesdeabrirtampasdedispositivos,desconectecabosdealimentação,sistemasdetelecomunicação,

redesemodemsconectados,amenosqueespecicadodemaneiradiferentenosprocedimentosde

instalaçãoeconguração.

•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,dispositivosdebraótica

outransmissores)estivereminstalados,observeoseguinte:

•Nãoremovaastampas.Aremoçãodastampasdeumprodutoalaserpoderesultaremexposição

prejudicialàradiaçãodelaser.Nãoexistempeçasquepodemserconsertadasnointeriordodispositivo.

Chapter2.Safetyinformation11

•Autilizaçãodecontrolesouajustesouaexecuçãodeprocedimentosdiferentesdosespecicadosaqui

poderesultaremexposiçãoprejudicialàradiação.

PERIGO

AlgunsprodutosalasercontêmdiododelaserintegradodaClasse3AoudaClasse3B.Observeoseguinte:

Radiaçãoalaserquandoaberto.Nãoolhediretamenteparaofeixeaolhonuoucominstrumentosópticose

eviteexposiçãodiretaaofeixe.

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

CUIDADO:

Utilizeprocedimentosdesegurançaparalevantarequipamentos.

CUIDADO:

Obotãodecontroledealimentaçãododispositivoeobotãoparaligar/desligardafontedealimentação

nãodesligamacorrenteelétricafornecidaaodispositivo.Odispositivotambémpodetermaisdeumcabo

dealimentação.Pararemovertodaacorrenteelétricadodispositivo,assegurequetodososcabosde

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12ThinkCentreM73HardwareMaintenanceManual

Chapter2.Safetyinformation13

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14ThinkCentreM73HardwareMaintenanceManual

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Lenovo ThinkCentre M73 10B2 Maintenance Manual

Lenovo ThinkCentre M73 10B2 Maintenance Manual

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