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ThinkPad Tablet X220

Lenovo ThinkPad Tablet X220, ThinkPad Tablet X220i, ThinkPad X220, ThinkPad X220i User manual

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HardwareMaintenanceManual
ThinkPadX220TabletandX220iTablet
Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformation
under“Notices”onpage140.
FifthEdition(March2012)
©CopyrightLenovo2012.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServices
Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContract
No.GS-35F-05925.
Contents
Aboutthismanual...........iii
Chapter1.Safetyinformation......1
Generalsafety................1
Electricalsafety...............2
Safetyinspectionguide............3
Handlingdevicesthataresensitivetoelectrostatic
discharge..................3
Groundingrequirements............4
Safetynotices(multilingualtranslations)......4
Lasercompliancestatement(multilingual
translations)................16
Chapter2.Importantservice
information..............23
StrategyforreplacingFRUs.........23
Strategyforreplacingaharddiskdrive...24
Importantnoticeforreplacingasystem
board................24
Howtouseerrormessage........24
StrategyforreplacingFRUsforCTO,CMV,and
GAV...................25
Productdenition............25
FRUidenticationforCTO,CMV,andGAV
products...............25
Chapter3.Generalcheckout.....27
Whattodorst..............27
Checkoutguide..............28
SystemsupportingtheLenovoThinkVantage
ToolboxprogramandthePC-DoctorforDOS
diagnosticsprogram..........28
SystemsupportingtheLenovodiagnostics
programs...............33
Powersystemcheckout...........35
Checkingtheacpoweradapter......35
Checkingoperationalcharging......36
Checkingthebatterypack........36
Checkingthebackupbattery.......37
Chapter4.Relatedservice
information..............39
RestoringthefactorycontentsbyusingProduct
Recoverydiscs..............39
RestoringthefactorycontentsbyusingRecovery
DiscSet.................39
Passwords................41
Power-onpassword...........41
Hard-diskpassword...........41
Supervisorpassword..........41
Howtoremovethepower-onpassword...41
Howtoremovethehard-diskpassword...42
Powermanagement............42
Screenblankmode...........42
Sleep(Standby)mode..........43
Hibernationmode...........43
Symptom-to-FRUindex...........44
Numericerrorcodes..........45
Errormessages............49
Beepsymptoms............50
No-beepsymptoms...........50
LCD-relatedsymptoms.........51
Intermittentproblems..........51
Undeterminedproblems.........51
Chapter5.Statusindicators.....53
Chapter6.Fnkeycombinations...55
Chapter7.FRUreplacement
notices................57
Screwnotices...............57
Retainingserialnumbers...........58
Restoringtheserialnumberofthesystem
unit.................58
RetainingtheUUID...........59
ReadingorwritingtheECAinformation...59
Chapter8.Removingandreplacinga
FRU..................61
BeforeservicingThinkPadX220TabletandX220i
Tabletmodels...............62
1010Digitizerpen.............63
1020Batterypack.............63
1030Harddiskdrive(HDD)andsolidstatedrive
(SSD)..................64
1040DIMM................66
1050Hingecaps..............68
1060Keyboard..............68
1070Palmrest..............71
1080Backupbattery............73
1090PCIExpressMiniCardforwireless
LAN/WiMAX................75
1100PCIExpressMiniCardforwirelessWAN..77
1110Bluetoothdaughtercard........78
1120Keyboardbezel............79
1130LCDassembly............81
©CopyrightLenovo2012
i
1140DC-inconnector,basecover,fan,digitizer
pencase,andpenswitchassembly......84
1150SystemboardandExpressCardslot
assemblies................89
1160Speakerassembly...........91
1170mSATAsolidstatedrive.........92
2010LCDfrontbezel............93
2020Micro-Processorcard..........95
2030Hinge................96
2040LCDpanelandLCDcable........97
2050Integratedcamera...........100
2060LCDrearcoverandwirelessantenna
cables..................101
Chapter9.Locations........105
Frontview................105
Rearview.................106
Rearview(tabletmode)...........107
Bottomview...............107
Topview(ThinkPadX220UltraBase)......108
Bottomview(ThinkPadX220UltraBase).....108
Chapter10.Partslist........109
Overall..................110
LCDFRUs................126
Keyboard.................130
Miscellaneousparts............131
acpoweradapter.............132
Powercords...............133
Recoverydiscs..............134
WindowsXPProfessionalDVDs......134
WindowsXPTablet(32bit)DVDs.....134
WindowsVistaBusiness(32bit)DVDs...135
WindowsVistaHomeBasic(32bit)DVDs..135
Windows7Professional(32bit)DVDs....135
Windows7Professional(64bit)DVDs....136
Windows7Ultimate(32bit)DVDs.....137
Windows7Ultimate(64bit)DVDs.....137
Windows7HomeBasic(32bit)DVDs....138
Windows7HomeBasic(64bit)DVDs....138
Windows7HomePremium(32bit)DVDs..138
Windows7HomePremium(64bit)DVDs..139
Commonservicetools...........140
Notices.................140
Electronicemissionsnotices.......141
Trademarks..............141
iiHardwareMaintenanceManual
Aboutthismanual
ThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad
®
products.
ThinkPadX220Tabletand
X220iTablet
Machinetypes(MT)4294,4296,4297,4298,4299,4300,and4301
Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.
Important:
ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkPadproducts.Usethis
manualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.
BeforeservicingaThinkPadproduct,besuretoreadalltheinformationunderChapter1“Safetyinformation”on
page1andChapter2“Importantserviceinformation”onpage23.
©CopyrightLenovo2012
iii
ivHardwareMaintenanceManual
Chapter1.Safetyinformation
Thischapterpresentsfollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouservice
aThinkPadNotebook.
•“Generalsafety”onpage1
•“Electricalsafety”onpage2
•“Safetyinspectionguide”onpage3
•“Handlingdevicesthataresensitivetoelectrostaticdischarge”onpage3
•“Groundingrequirements”onpage4
•“Safetynotices(multilingualtranslations)”onpage4
•“Lasercompliancestatement(multilingualtranslations)”onpage16
Generalsafety
Followtheserulestoensuregeneralsafety:
•Observegoodhousekeepingintheareaofthemachinesduringandaftermaintenance.
•Whenliftinganyheavyobject:
1.Makesurethatyoucanstandsafelywithoutslipping.
2.Distributetheweightoftheobjectequallybetweenyourfeet.
3.Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempttolift.
4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.Donotattempttoliftanyobjectthatweighsmorethan16kg(35lb)orthat
youthinkistooheavyforyou.
•Donotperformanyactionthatcauseshazardstothecustomer,orthatmakestheequipmentunsafe.
•Beforeyoustartthemachine,makesurethatotherservicetechniciansandthecustomer'spersonnelare
notinahazardousposition.
•Placeremovedcoversandotherpartsinasafeplace,awayfromallpersonnel,whileyouareservicing
themachine.
•Keepyourtoolcaseawayfromwalkareassothatotherpeoplewillnottripoverit.
•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofamachine.Makesurethatyour
sleevesarefastenedorrolledupaboveyourelbows.Ifyourhairislong,fastenit.
•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanonconductiveclip,about8
centimeters(3inches)fromtheend.
•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing.
Attention:Metalobjectsaregoodelectricalconductors.
•Wearsafetyglasseswhenyouarehammering,drilling,soldering,cuttingwire,attachingsprings,using
solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.
•Afterservice,reinstallallsafetyshields,guards,labels,andgroundwires.Replaceanysafetydevice
thatiswornordefective.
•Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.
•Fanlouversonthemachinehelptopreventoverheatingofinternalcomponents.Donotobstructfan
louversorcoverthemwithlabelsorstickers.
©CopyrightLenovo2012
1
Electricalsafety
Observethefollowingruleswhenworkingonelectricalequipment.
Important:
Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmaterialthatdoes
notinsulateyouwhenworkingwithliveelectricalcurrents.
Manycustomershave,neartheirequipment,rubberoormatsthatcontainsmallconductiveberstodecrease
electrostaticdischarges.Donotusethistypeofmattoprotectyourselffromelectricalshock.
•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.
•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.
•Disconnectallpowerbefore:
–Performingamechanicalinspection
–Workingnearpowersupplies
–Removingorinstallingmainunits
•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer
topower-offthewallboxthatsuppliespowertothemachine,andtolockthewallboxintheoffposition.
•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observethefollowingprecautions:
–Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.
Attention:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.
–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour
pocketorbehindyourback.
Attention:Anelectricalshockcanoccuronlywhenthereisacompletecircuit.Byobservingtheabove
rule,youmaypreventacurrentfrompassingthroughyourbody.
–Whenusingtesters,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor
thattester.
–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas
metaloorstripsandmachineframes.
Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;Instructionsforthese
precautionsareinthesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuring
highvoltages.
•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.
•Donotusewornorbrokentoolsandtesters.
•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpoweredoff.
•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistoors,
nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.
•Donottouchliveelectricalcircuitswiththereectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.
•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
placesinamachine:
–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators
–Similarunitstolistedabove
Thispracticeensurescorrectgroundingoftheunits.
•Ifanelectricalaccidentoccurs:
2HardwareMaintenanceManual
–Usecaution;donotbecomeavictimyourself.
–Switchoffpower.
–Sendanotherpersontogetmedicalaid.
Safetyinspectionguide
Thepurposeofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditions.Aseach
machinewasdesignedandbuilt,requiredsafetyitemswereinstalledtoprotectusersandservicetechnicians
frominjury.Thisguideaddressesonlythoseitems.Youshouldusegoodjudgmenttoidentifypotential
safetyhazardsduetoattachmentofnon-ThinkPadfeaturesoroptionsnotcoveredbythisinspectionguide.
Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand
whetheryoucancontinuewithoutrstcorrectingtheproblem.
Considertheseconditionsandthesafetyhazardstheypresent:
•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock)
•Explosivehazards,suchasadamagedCRTfaceorabulgingcapacitor
•Mechanicalhazards,suchaslooseormissinghardware
Todeterminewhetherthereareanypotentiallyunsafeconditions,usethefollowingchecklistatthebeginning
ofeveryservicetask.Beginthecheckswiththepoweroff,andthepowercorddisconnected.
Checklist:
1.Checkexteriorcoversfordamage(loose,broken,orsharpedges).
2.Poweroffthecomputer.Disconnectthepowercord.
3.Checkthepowercordfor:
a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground
continuityfor0.1ohmorlessbetweentheexternalgroundpinandtheframeground.
b.Thepowercordshouldbethetypespeciedinthepartslist.
c.Insulationmustnotbefrayedorworn.
4.Checkforcrackedorbulgingbatteries.
5.Removethecover.
6.Checkforanyobviousnon-ThinkPadalterations.Usegoodjudgmentastothesafetyofany
non-ThinkPadalterations.
7.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetallings,contamination,wateror
otherliquids,orsignsofreorsmokedamage.
8.Checkforworn,frayed,orpinchedcables.
9.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.
Handlingdevicesthataresensitivetoelectrostaticdischarge
Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthemachine,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.
Chapter1.Safetyinformation3
Notes:
1.Useproduct-specicESDprocedureswhentheyexceedtherequirementsnotedhere.
2.MakesurethattheESDprotectivedevicesyouusehavebeencertied(ISO9000)asfullyeffective.
WhenhandlingESD-sensitiveparts:
•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.
•Avoidcontactwithotherpeople.
•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.
•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeevenwhen
youarewearingawriststrap.
•Useagroundedworkmattoprovideastatic-freeworksurface.Thematisespeciallyusefulwhen
handlingESD-sensitivedevices.
•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecic
servicerequirement.
Note:TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebutnotnecessary.
–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.
–Whenworkingonadouble-insulatedorbattery-operatedsystem,useanESDcommongroundor
referencepoint.Y oucanusecoaxorconnector-outsideshellsonthesesystems.
–Usetheroundgroundprongoftheacplugonac-operatedcomputers.
Groundingrequirements
Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeveriedbyacertiedelectrician.
Safetynotices(multilingualtranslations)
Thesafetynoticesinthissectionareprovidedinthefollowinglanguages:
•English
•Arabic
•BrazilianPortuguese
•French
•German
•Hebrew
•Japanese
•Korean
•Spanish
•T raditionalChinese
DANGER
BeforethecomputerispoweredonafterFRUreplacement,makesureallscrews,springs,andothersmall
partsareinplaceandarenotleftlooseinsidethecomputer.Verifythisbyshakingthecomputerandlistening
forrattlingsounds.Metallicpartsormetalakescancauseelectricalshorts.
4HardwareMaintenanceManual
DANGER
Somestandbybatteriescontainasmallamountofnickelandcadmium.Donotdisassembleastandbybattery,
rechargeit,throwitintoreorwater,orshort-circuitit.Disposeofthebatteryasrequiredbylocalordinances
orregulations.Useonlythebatteryintheappropriatepartslisting.Useofanincorrectbatterycanresult
inignitionorexplosionofthebattery.
DANGER
Thebatterypackcontainssmallamountsofnickel.Donotdisassembleit,throwitintoreorwater,or
short-circuitit.Disposeofthebatterypackasrequiredbylocalordinancesorregulations.Useonlythe
batteryintheappropriatepartslistingwhenreplacingthebatterypack.Useofanincorrectbatterycanresult
inignitionorexplosionofthebattery.
DANGER
Thelithiumbatterycancauseare,anexplosion,orasevereburn.Donotrechargeit,removeitspolarized
connector,disassembleit,heatitabove100°C(212°F),incinerateit,orexposeitscellcontentstowater.
Disposeofthebatteryasrequiredbylocalordinancesorregulations.Useonlythebatteryintheappropriate
partslisting.Useofanincorrectbatterycanresultinignitionorexplosionofthebattery.
DANGER
IftheLCDbreaksandtheuidfrominsidetheLCDgetsintoyoureyesoronyourhands,immediatelywash
theaffectedareaswithwaterforatleast15minutes.Seekmedicalcareifanysymptomsfromtheuidare
presentafterwashing.
DANGER
Toavoidshock,donotremovetheplasticcoverthatprotectsthelowerpartoftheinvertercard.
DANGER
Thoughthemainbatterieshavelowvoltage,ashortedorgroundedbatterycanproduceenoughcurrentto
burnpersonnelorcombustiblematerials.
Chapter1.Safetyinformation5
DANGER
UnlesshotswapisallowedfortheFRUbeingreplaced,doasfollowsbeforeremovingit:poweroffthe
computer,unplugallpowercordsfromelectricaloutlets,removethebatterypack,anddisconnectany
interconnectingcables.
6HardwareMaintenanceManual
PERIGO
AntesdeligarocomputadorapósasubstituiçãodaFRU,certique-sedequetodososparafusos,molase
outraspeçaspequenasestejamnolugarenãoestejamsoltosdentrodocomputador.Veriqueissosacudindo
ocomputadoreprocurandoouvirsonsdepeçassoltas.Peçasmetálicasoulascasdemetalpodemcausar
curto-circuito.
PERIGO
Algumasbateriasreservacontêmumapequenaquantidadedeníquelecádmio.Nãodesmonteumabateria
reserva,recarregue-a,jogue-anofogoounaágua,oudeixe-aentraremcurto-circuito.Descarteabateria
conformerequeridopelasleisouregulamentoslocais.Usesomenteabaterianasparteslistadasapropriadas.
Ousodeumabateriaincorretapoderesultaremcombustãoouexplosãodabateria.
PERIGO
Opacotedabateriacontémumapequenaquantidadedeníquel.Nãoodesmonte,jogue-onofogoouna
água,oudeixe-oentraremcurto-circuito.Descarteopacotedabateriaconformerequeridopelasleisou
regulamentoslocais.Usesomenteabaterianasparteslistadasapropriadasaosubstituiropacotedabateria.
Ousodeumabateriaincorretapoderesultaremcombustãoouexplosãodabateria.
PERIGO
Chapter1.Safetyinformation7
Abateriadelítiopodecausarincêndio,explosãoougravesqueimaduras.Nãoarecarregue,removaseu
conectorpolarizado,desmonte-a,aqueça-aacimade100°C(212°F),incinere-a,ouexponhaoconteúdode
suacélulaàágua.Descarteabateriaconformerequeridopelasleisouregulamentoslocais.Usesomente
abaterianasparteslistadasapropriadas.Ousodeumabateriaincorretapoderesultaremcombustão
ouexplosãodabateria.
PERIGO
SeoLCDquebrareouidodedentrodeleentraremcontatocomseusolhosoucomsuasmãos,laveas
áreasafetadasimediatamentecomáguadurantepelomenos15minutos.Procurecuidadosmédicossealgum
sintomacausadopelouidosurgirapósalavagem.
PERIGO
Paraevitarchoqueelétrico,nãoremovaacapaplásticaqueprotegeaparteinferiordaplacainversora.
PERIGO
Emboraasprincipaisbateriaspossuambaixavoltagem,umabateriaemcurto-circuitoouaterradapode
produzircorrenteobastanteparaqueimarmateriaisdepessoalouinamáveis.
PERIGO
AmenosqueumahotswapsejapermitidaparaaFRUqueestásendosubstituída,façaoseguinteantesde
removê-la:desligueocomputador,desconectetodososcabosdeenergiadastomadas,removaopacotede
bateriasedesconectequaisquercabosdeinterconexão.
DANGER
Avantderemettrel'ordinateursoustensionaprèsremplacementd'uneunitéenclientèle,vériezquetousles
ressorts,visetautrespiècessontbienenplaceetbienxées.Pourcefaire,secouezl'unitéetassurez-vous
qu'aucunbruitsuspectneseproduit.Despiècesmétalliquesoudescopeauxdemétalpourraientcauser
uncourt-circuit.
DANGER
8HardwareMaintenanceManual
Certainesbatteriesdesecourscontiennentdunickeletducadmium.Nelesdémontezpas,nelesrechargez
pas,nelesexposezniaufeuniàl'eau.Nelesmettezpasencourt-circuit.Pourlesmettreaurebut,
conformez-vousàlaréglementationenvigueur.Lorsquevousremplacezlapiledesauvegardeoucellede
l'horlogetempsréel,veillezàn'utiliserquelesmodèlescitésdanslalistedepiècesdétachéesadéquate.Une
batterieouunepileinappropriéerisquedeprendrefeuoud'exploser.
DANGER
Labatteriecontientdunickel.Neladémontezpas,nel'exposezniaufeuniàl'eau.Nelamettezpasen
court-circuit.Pourlamettreaurebut,conformez-vousàlaréglementationenvigueur.Lorsquevousremplacez
labatterie,veillezàn'utiliserquelesmodèlescitésdanslalistedepiècesdétachéesadéquate.Eneffet,une
batterieinappropriéerisquedeprendrefeuoud'exploser.
DANGER
Lapiledesauvegardecontientdulithium.Elleprésentedesrisquesd'incendie,d'explosionoudebrûlures
graves.Nelarechargezpas,neretirezpassonconnecteurpolariséetneladémontezpas.Nel'exposezpasà
unetemperaturesupérieureà100°C,nelafaitespasbrûleretn'enexposezpaslecontenuàl'eau.Mettezla
pileaurebutconformémentàlaréglementationenvigueur.Unepileinappropriéerisquedeprendrefeuou
d'exploser.
DANGER
Silepanneaud'afchageàcristauxliquidessebriseetquevousrecevezdanslesyeuxousurlesmainsune
partieduuide,rincez-lesabondammentpendantaumoinsquinzeminutes.Consultezunmédecinsides
symptômespersistentaprèslelavage.
DANGER
And'évitertoutrisquedechocélectrique,neretirezpaslecacheenplastiqueprotégeantlapartieinférieure
delacarted'alimentation.
DANGER
Bienquelevoltagedesbatteriesprincipalessoitpeuélevé,lecourt-circuitoulamiseàlamassed'une
batteriepeutproduiresufsammentdecourantpourbrûlerdesmatériauxcombustiblesoucauserdes
brûlurescorporellesgraves.
Chapter1.Safetyinformation9
DANGER
Sileremplacementàchaudn'estpasautorisépourl'unitéremplaçablesursitequevousremplacez,
procédezcommesuitavantderetirerl'unité:mettezl'ordinateurhorstension,débrancheztousles
cordonsd'alimentationdesprisesdecourant,retirezleblocdebatterieetdéconnecteztouslescâbles
d'interconnexion.
VORSICHT
BevornacheinemFRU-AustauschderComputerwiederangeschlossenwird,mußsichergestelltwerden,daß
keineSchrauben,FedernoderandereKleinteilefehlenoderimGehäusevergessenwurden.DerComputermuß
geschütteltundaufKlappergeräuschegeprüftwerden.Metallteileoder-splitterkönnenKurzschlüsseerzeugen.
VORSICHT
DieBereitschaftsbatterie,diesichunterdemDiskettenlaufwerkbendet,kanngeringeMengenNickel
undCadmiumenthalten.SiedarfnurdurchdieVerkaufsstelleoderdenIBMKundendienstausgetauscht
werden.Siedarfnichtzerlegt,wiederaufgeladen,kurzgeschlossen,oderFeueroderWasserausgesetzt
werden.DieBatteriekannschwereVerbrennungenoderVerätzungenverursachen.BeiderEntsorgungdie
örtlichenBestimmungenfürSondermüllbeachten.BeimErsetzenderBereitschafts-oderSystembatterienur
BatteriendesTypsverwenden,derinderErsatzteillisteaufgeführtist.DerEinsatzfalscherBatterienkann
zuEntzündungoderExplosionführen.
VORSICHT
AkkusenthaltengeringeMengenvonNickel.Siedürfennichtzerlegt,wiederaufgeladen,kurzgeschlossen,
oderFeueroderWasserausgesetztwerden.BeiderEntsorgungdieörtlichenBestimmungenfürSondermüll
beachten.BeimErsetzenderBatterienurBatteriendesTypsverwenden,derinderErsatzteillisteaufgeführt
ist.DerEinsatzfalscherBatterienkannzuEntzündungoderExplosionführen.
VORSICHT
DieSystembatterieisteineLithiumbatterie.Siekannsichentzünden,explodierenoderschwereVerbrennungen
hervorrufen.BatteriendiesesTypsdürfennichtaufgeladen,zerlegt,über100°Cerhitztoderverbranntwerden.
AuchdarfihrInhaltnichtmitWasserinVerbindunggebrachtoderderzurrichtigenPolungangebrachte
Verbindungssteckerentferntwerden.BeiderEntsorgungdieörtlichenBestimmungenfürSondermüll
beachten.BeimErsetzenderBatterienurBatteriendesTypsverwenden,derinderErsatzteillisteaufgeführt
ist.DerEinsatzfalscherBatterienkannzuEntzündungoderExplosionführen.
VORSICHT
10HardwareMaintenanceManual
DieLeuchtstoffröhreimLCD-BildschirmenthältQuecksilber.BeiderEntsorgungdieörtlichenBestimmungen
fürSondermüllbeachten.DerLCD-BildschirmbestehtausGlasundkannzerbrechen,wennerunsachgemäß
behandeltwirdoderderComputeraufdenBodenfällt.WennderBildschirmbeschädigtistunddiedarin
bendlicheFlüssigkeitinKontaktmitHautundAugengerät,solltendiebetroffenenStellenmindestens15
MinutenmitWasserabgespültundbeiBeschwerdenanschließendeinArztaufgesuchtwerden.
VORSICHT
AusSicherheitsgründendieKunststoffabdeckung,diedenunterenTeilderSpannungswandlerplatineumgibt,
nichtentfernen.
VORSICHT
ObwohlHauptbatterieneineniedrigeSpannunghaben,könnensiedochbeiKurzschlußoderErdunggenug
Stromabgeben,umbrennbareMaterialienzuentzündenoderVerletzungenbeiPersonenhervorzurufen.
VORSICHT
WenneinAustauschderFRUbeilaufendemBetriebnichterlaubtist,gehenSiebeimAustauschderFRUwie
folgtvor:SchaltenSiedenComputeraus,ziehenSiealleNetzkabelvondenNetzsteckdosenab,entfernen
SiedenAkkuundziehenSieallemiteinanderverbundenenKabelab.
Chapter1.Safetyinformation11
12HardwareMaintenanceManual
Chapter1.Safetyinformation13
AntesdeencenderelsistemadespuesdesustituirunaFRU,compruebequetodoslostornillos,muellesy
demáspiezaspequeñasseencuentranensusitioynoseencuentransueltasdentrodelsistema.Compruébelo
agitandoelsistemayescuchandolosposiblesruidosqueprovocarían.Laspiezasmetálicaspuedencausar
cortocircuitoseléctricos.
Algunasbateríasdereservacontienenunapequeñacantidaddeníquelycadmio.Nolasdesmonte,ni
recargue,nilasechealfuegooalaguanilascortocircuite.Deséchelastalcomodisponelanormativalocal.
Utilicesólobateríasqueseencuentrenenlalistadepiezas.Lautilizacióndeunabateríanoapropiada
puedeprovocarlaigniciónoexplosióndelamisma.
14HardwareMaintenanceManual
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