Lenovo 4866 Hardware Maintenance Manual

Category
Mini PCs
Type
Hardware Maintenance Manual
ThinkCentreM78
HardwareMaintenanceManual
MachineTypes:1562,1565,1662,1663,1765,1766,2011,2110,
2111,2112,2113,2114,2115,3515,4860,4863,4865,4866,4869,
5100,10BN,10BQ,10BR,10BS,10BT,and10BU
Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandChapter2
“Safetyinformation”onpage3andAppendixA“Notices”onpage193.
FourthEdition(January2014)
©CopyrightLenovo2012,2014.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration
“GSAcontract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.
Contents
Chapter1.Aboutthismanual......1
Importantsafetyinformation..........1
Chapter2.Safetyinformation......3
Generalsafety................3
Electricalsafety...............3
Voltage-selectionswitch............5
Safetyinspectionguide............5
Handlingelectrostaticdischarge-sensitive
devices..................6
Groundingrequirements............6
Safetynotices(multi-lingualtranslations).....6
Chapter3.Generalinformation....29
Specications...............29
Formachinetypes:1562,1565,1662,1663,
1765,1766,2011,2110,2111,2112,10BN,
10BQ,and10BR............29
Formachinetypes:2113,2114,2115,3515,
4860,4863,4865,4866,4869,5100,10BS,
10BT,and10BU............30
Lenovoprograms.............30
AccessingLenovoprogramsontheWindows
7operatingsystem...........30
AccessingLenovoprogramsontheWindows
8orWindows8.1operatingsystem....32
LenovoSupportWebsite..........32
Chapter4.Generalcheckout.....33
Problemdeterminationtips..........33
Chapter5.Troubleshootingand
diagnostics..............35
Basictroubleshooting............35
AccessingControlPanelontheWindows8or
Windows8.1operatingsystem........36
Troubleshootingprocedure..........36
Troubleshooting..............37
Audioproblems............37
CDproblems.............39
DVDproblems.............40
Intermittentproblems..........41
Harddiskdriveproblems.........41
Keyboard,mouse,orpointingdevice
problems...............42
Monitorproblems............44
Networkingproblems..........45
Optionproblems............48
Performanceandlockupproblems.....49
Printerproblems............50
Serialportproblems...........51
Softwareproblems...........51
USBproblems.............52
Diagnostics................53
LenovoSolutionCenter.........53
Chapter6.UsingtheSetupUtility
program................55
StartingtheSetupUtilityprogram.......55
Viewingandchangingsettings........55
Usingpasswords..............55
Passwordconsiderations.........56
Power-OnPassword..........56
AdministratorPassword.........56
HardDiskPassword...........56
Setting,changing,anddeletingapassword.56
Erasinglostorforgottenpasswords(clearing
CMOS)................57
Enablingordisablingadevice........57
Selectingastartupdevice..........58
Selectingatemporarystartupdevice....58
Selectingorchangingthestartupdevice
sequence...............58
EnablingErPcompliancemode........58
ICEperformancemode...........59
ICEthermalalert..............59
ChangingtheBIOSsettingsbeforeinstallinganew
operatingsystem..............60
ExitingtheSetupUtilityprogram.......60
Chapter7.Symptom-to-FRUindex..61
Harddiskdrivebooterror..........61
Powersupplyproblems...........61
Beepsymptoms..............61
POSTerrorcodes.............62
Miscellaneouserrormessages........64
Undeterminedproblems...........65
Chapter8.Locations.........67
Formachinetypes:1562,1565,1662,1663,1765,
1766,2011,2110,2111,2112,10BN,10BQ,and
10BR..................67
Locatingconnectors,controls,andindicators
onthefrontofyourcomputer.......67
Locatingconnectorsontherearofyour
computer...............68
LocatingmajorFRUsandCRUs......68
©CopyrightLenovo2012,2014
i
LookingupFRUinformation.......70
Locatingpartsonthesystemboard....71
Locatinginternaldrives.........72
Formachinetypes:2113,2114,2115,3515,4860,
4863,4865,4866,4869,5100,10BS,10BT,and
10BU..................73
Locatingconnectors,controls,andindicators
onthefrontofyourcomputer.......73
Locatingconnectorsontherearofyour
computer...............74
LocatingmajorFRUsandCRUs......74
LookingupFRUinformation.......76
Locatingpartsonthesystemboard....77
Locatinginternaldrives.........78
Chapter9.ReplacingFRUs(machine
types:1562,1565,1662,1663,1765,
1766,2011,2110,2111,2112,10BN,
10BQ,and10BR)...........79
Handlingstatic-sensitivedevices.......79
Installingorreplacinghardware........79
Installingexternaloptions........79
Removingthecomputercover.......80
Removingandreinstallingthefrontbezel..81
InstallingorreplacingaPCIcard......82
Installingorreplacingamemorymodule...85
Installingorreplacingtheopticaldrive...87
Installingorreplacingthecardreader....89
Replacingthepowerswitchunit......93
Replacingthebattery..........97
Replacingthepowersupplyassembly...98
Replacingtheheatsinkandfanassembly..100
Replacingthemicroprocessor.......102
Replacingthesystemboard.......104
Replacingtheprimaryharddiskdrive....105
Replacingthesecondaryharddiskdrive...108
Installingthesolidstatedrive.......110
Replacingthefrontfanassembly.....111
Replacingtherearfanassembly......113
ReplacingthefrontaudioandUSB
assembly...............115
Replacingtheinternalspeaker.......116
Replacingthethermalsensor.......118
Replacingthecoverpresenceswitch....120
ReplacingtheWiFiunits.........122
InstallingorremovingtherearWiFiantenna..128
InstallingorremovingthefrontWiFi
antenna...............129
Replacingthekeyboardormouse.....131
Completingthepartsreplacement.....132
Chapter10.ReplacingFRUs(machine
types:2113,2114,2115,3515,4860,
4863,4865,4866,4869,5100,10BS,
10BT,and10BU)...........135
Handlingstatic-sensitivedevices.......135
Installingorreplacinghardware........135
Installingexternaloptions........135
Openingthecomputercover.......136
Removingandreinstallingthefrontbezel..136
Accessingthesystemboardcomponentsand
drives................138
Installingorreplacingamemorymodule...139
InstallingorreplacingaPCIcard......141
Installingorreplacingthecardreader....143
Replacingthepowerswitchunit......148
Replacingthebattery..........150
Replacingtheharddiskdrive.......151
Installingthesolidstatedrive.......154
Replacingtheopticaldrive........156
Replacingtheheatsinkandfanassembly..158
Replacingthepowersupplyassembly...161
Replacingthemicroprocessor.......166
Replacingthesystemboard.......169
Replacingthecoverpresenceswitch....170
Replacingtheinternalspeaker.......172
Replacingthethermalsensor.......174
ReplacingthefrontaudioandUSB
assembly...............177
ReplacingtheWiFiunits.........178
InstallingorremovingtherearWiFiantenna..182
InstallingorremovingthefrontWiFi
antenna...............184
Replacingthekeyboardormouse.....187
Completingthepartsreplacement.....187
Chapter11.Additionalservice
information.............189
Securityfeatures..............189
Hardware-controlledpasswords......189
Operatingsystempassword.......189
VitalProductData...........189
BIOSlevels................189
Flashupdateprocedures..........189
Updating(ashing)theBIOSfromadisc...190
Updating(ashing)theBIOSfromyour
operatingsystem............191
RecoveringfromaPOST/BIOSupdate
failure................191
Powermanagement............192
AdvancedCongurationandPowerInterface
(ACPI)BIOS..............192
AutomaticPower-onfeatures.......192
iiThinkCentreM78HardwareMaintenanceManual
AppendixA.Notices.........193
Televisionoutputnotice...........194
EuropeanconformanceCEmark.......194
Trademarks................194
Index.................195
©CopyrightLenovo2012,2014
iii
ivThinkCentreM78HardwareMaintenanceManual
Chapter1.Aboutthismanual
ThismanualprovidesserviceandreferenceinformationforThinkCentre
®
computerslistedonthefrontcover.
ThismanualisintendedonlyfortrainedservicepersonnelwhoarefamiliarwithLenovo
®
computerproducts.
BeforeservicingaLenovocomputerproduct,besuretoreadChapter2“Safetyinformation”onpage3.
Chapter7“Symptom-to-FRUindex”onpage61andChapter11Additionalserviceinformation”onpage
189arenotspecictoanymachinetype.ThesechaptersareapplicabletoallThinkCentrecomputers.
FormajorFRUlocationsandCustomerReplaceableUnit(CRU)identication,seeChapter8“Locations”
onpage67.
ForFRUreplacementinstructions,seeChapter9“ReplacingFRUs(machinetypes:1562,1565,1662,1663,
1765,1766,2011,2110,2111,2112,10BN,10BQ,and10BR)”onpage79andChapter10“ReplacingFRUs
(machinetypes:2113,2114,2115,3515,4860,4863,4865,4866,4869,5100,10BS,10BT,and10BU)”on
page135
.
ForFRUpartnumbers,goto:
http:/www.lenovo.com/serviceparts-lookup
Importantsafetyinformation
Besuretoreadallcautionanddangerstatementsinthismanualbeforeperforminganyoftheinstructions.
VeuillezliretouteslesconsignesdetypeDANGERetATTENTIONduprésentdocumentavantd'exécuter
lesinstructions.
LesenSieunbedingtalleHinweisevomTyp"ACHTUNG"oder"VORSICHT"indieserDokumentation,bevor
SieirgendwelcheVorgängedurchführen
LeggereleistruzioniintrodottedaATTENZIONEePERICOLOpresentinelmanualeprimadieseguireuna
qualsiasidelleistruzioni
Certique-sedelertodasasinstruçõesdecuidadoeperigonestemanualantesdeexecutarqualquer
umadasinstruções
Esimportantequeleatodaslasdeclaracionesdeprecauciónydepeligrodeestemanualantesdeseguir
lasinstrucciones.
©CopyrightLenovo2012,2014
1
2ThinkCentreM78HardwareMaintenanceManual
Chapter2.Safetyinformation
Thischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.
Generalsafety
Followtheserulestoensuregeneralsafety:
Observegoodhousekeepingintheareaofthemachinesduringandaftermaintenance.
Whenliftinganyheavyobject:
1.Ensureyoucanstandsafelywithoutslipping.
2.Distributetheweightoftheobjectequallybetweenyourfeet.
3.Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempttolift.
4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.Donotattempttoliftanyobjectsthatweighmorethan16kg(35lb)orobjects
thatyouthinkaretooheavyforyou.
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
systems,networks,andmodemsbeforeyouopenthecentrecovers,unlessinstructedotherwisein
theinstallationandcongurationprocedures.
Observethefollowingruleswhenworkingonelectricalequipment.
©CopyrightLenovo2012,2014
3
Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near
theirequipment,rubberoormatsthatcontainsmallconductiveberstodecreaseelectrostaticdischarges.
Donotusethistypeofmattoprotectyourselffromanelectricshock.
Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.
Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.
Disconnectallpowerbefore:
Performingamechanicalinspection
Workingnearpowersupplies
RemovingorinstallingFieldReplaceableUnits(FRU)
Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer
topower-offthewallboxthatsuppliespowertothemachineandtolockthewallboxintheoffposition.
Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observethefollowingprecautions:
Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.
Remember:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.
Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour
pocketorbehindyourback.
Remember:Theremustbeacompletecircuittocauseanelectricshock.Byobservingtheabove
rule,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:
Usecaution;donotbecomeavictimyourself.
Switchoffpower.
Sendanotherpersontogetmedicalaid.
4ThinkCentreM78HardwareMaintenanceManual
Voltage-selectionswitch
Somecomputersareequippedwithavoltage-selectionswitchlocatednearthepower-cordconnection
pointonthecomputer.Ifyourcomputerhasavoltage-selectionswitch,ensurethatyousettheswitchto
matchthevoltageavailableatyourelectricaloutlet.Settingthevoltage-selectionswitchincorrectlycan
causepermanentdamagetothecomputer.
Ifyourcomputerdoesnothaveavoltage-selectionswitch,yourcomputerisdesignedtooperateonlyatthe
voltageprovidedinthecountryorregionwherethecomputerwasoriginallypurchased.
Ifyourelocateyourcomputertoanothercountry,beawareofthefollowing:
Ifyourcomputerdoesnothaveavoltage-selectionswitch,donotconnectthecomputertoanelectrical
outletuntilyouhaveveriedthatthevoltageprovidedisthesameasitwasinthecountryorregion
wherethecomputerwasoriginallypurchased.
Ifyourcomputerhasavoltage-selectionswitch,donotconnectthecomputertoanelectricaloutletuntil
youhaveveriedthatthevoltage-selectionswitchissettomatchthevoltageprovidedinthatcountry
orregion.
Ifyouarenotsureofthevoltageprovidedatyourelectricaloutlet,contactyourlocalelectriccompanyor
refertoofcialWebsitesorotherliteraturefortravelerstothecountryorregionwhereyouarelocated.
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.
Chapter2.Safetyinformation5
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.
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)
6ThinkCentreM78HardwareMaintenanceManual
French
German
Hebrew
Italian
Korean
Spanish
DANGER
Electricalcurrentfrompower,telephoneandcommunicationcablesishazardous.
Toavoidashockhazard:
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
Chapter2.Safetyinformation7
Disposeofthebatteryasrequiredbylocalordinancesorregulations.
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVD-ROMdrives,beropticdevices,ortransmitters)are
installed,notethefollowing:
Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein
mightresultinhazardousradiationexposure.
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
8ThinkCentreM78HardwareMaintenanceManual
Chapter2.Safetyinformation9
≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)
1
2
PERIGO
Acorrenteelétricaprovenientedecabosdealimentação,detelefoneedecomunicaçõeséperigosa.
10ThinkCentreM78HardwareMaintenanceManual
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
alimentaçãoestejamdesconectadosdafontedealimentação.
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12ThinkCentreM78HardwareMaintenanceManual
Chapter2.Safetyinformation13
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Lenovo 4866 Hardware Maintenance Manual

Category
Mini PCs
Type
Hardware Maintenance Manual

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