Lenovo X270 User Manual
X270HardwareMaintenanceManual
Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformation
underAppendixA“Notices”onpage103.
SecondEdition(March2017)
©CopyrightLenovo2017.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuanttoaGeneralServices
Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.
GS-35F-05925.
Contents
Aboutthismanual...........iii
Chapter1.Safetyinformation......1
Generalsafety................1
Electricalsafety...............1
Safetyinspectionguide............2
Handlingdevicesthataresensitivetoelectrostatic
discharge..................3
Groundingrequirements............4
Safetynotices(multilingualtranslations)......4
Chapter2.Importantservice
information..............19
StrategyforreplacingFRUs.........19
Strategyforreplacingaharddiskdriveora
solid-statedrive............19
Importantnoticeforreplacingasystem
board................20
Howtouseerrormessage........20
StrategyforreplacingFRUsforCTO,special-bid,
andstandardmodels............20
Productdefinition............20
FRUidentification............20
Chapter3.Generalcheckout.....23
Whattodofirst..............23
Checkoutguide..............24
Diagnosingproblems..........24
Quicktestprograms...........25
UEFIdiagnosticprogram.........26
Bootablediagnosticprograms.......26
Powersystemcheckout...........27
Checkingtheacpoweradapter......27
Checkingoperationalcharging......28
Checkingtheremovablebattery......28
Checkingthecoin-cellbattery.......29
Chapter4.Relatedservice
information..............31
Recoveryinformation............31
Restoringthefactorycontentswiththe
RecoveryDiscSetfortheWindows7
operatingsystem............31
RecoveryinformationfortheWindows10
operatingsystem............32
Passwords................33
Power-onpassword...........34
Harddiskpassword...........34
Supervisorpassword..........35
Powermanagement............35
Screenblankmode(fortheWindows7
operatingsystemonly)..........35
Sleepmode..............35
Hibernationmode...........36
Symptom-to-FRUindex...........36
Numericerrorcodes..........37
Errormessages............38
Beepsymptoms............38
No-beepsymptoms...........39
LCD-relatedsymptoms.........40
Intermittentproblems..........40
Undeterminedproblems.........40
Chapter5.Statusindicators.....43
Chapter6.Functionkeys.......45
Chapter7.Locations.........47
Locatingcomputercontrols,connectors,and
indicators.................47
Frontview...............47
Left-sideview.............48
Bottomview..............48
LocatingFRUsandCRUs..........48
MajorFRUs..............49
LCDFRUs..............51
Miscellaneousparts...........53
Connectorandcableguide........53
LookingupFRUinformation.........58
Chapter8.FRUreplacement
notices................59
Screwnotices...............59
Retainingserialnumbers...........60
Restoringtheserialnumberofthesystem
unit.................60
RetainingtheUUID...........61
ReadingorwritingtheECAinformation...61
Chapter9.Removingorreplacinga
FRU..................63
Generalguidelines.............63
Beforeservicingthecomputer........64
Disablingthebuilt-inbattery.......64
Removingthemicro-SIM-cardtray.....64
1010Removablebattery...........64
1020Basecoverassembly..........66
©CopyrightLenovo2017
i
1030Built-inbattery............67
1040Memorymodule............69
1050Internalstoragedriveanddrivecable...69
1060Wireless-LANcardorWiGigmodule....73
1070Wireless-WANcard(availableonsome
models).................75
1080Thermalfanassembly.........76
1090dc-incableassembly..........78
1100Systemboard.............79
1110Coin-cellbattery............82
1120Speakerassembly...........83
1130Smart-cardreaderassembly(availableon
somemodels)...............84
1140NFCmoduleandNFCcable.......85
1150Fingerprintreaderandfingerprintreader
cable..................86
1160T rackpadcableandtrackpad.......87
1170LCDunit...............88
1180Power-buttoncard...........90
1190Keyboardassembly..........91
2010LCDbezel..............92
2020LCDhinges,LCDpanel,andLCDcable..93
2030Camera/microphonemoduleandcamera
cable(availableonsomemodels).......95
2040Wireless-LAN/Wireless-WAN/WiGigantenna
assemblyandLCDrear-coverassembly....97
AppendixA.Notices.........103
Trademarks................104
AppendixB.Abbreviationand
acronymtable............105
iiX270HardwareMaintenanceManual
Aboutthismanual
ThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad
ThinkPadX270
Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.
Important:ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkPad
products.Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.
BeforeservicingaThinkPadproduct,besuretoreadalltheinformationunderChapter1“Safetyinformation”
onpage1
andChapter2“Importantserviceinformation”onpage19.
Machinetypes(MT):20HM,20HN,20K5,and20K6
®
products.
©CopyrightLenovo2017
iii
ivX270HardwareMaintenanceManual
Chapter1.Safetyinformation
Thischapterpresentsfollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouservicea
ThinkPadnotebookcomputer.
•“Generalsafety”onpage1
•“Electricalsafety”onpage1
•“Safetyinspectionguide”onpage2
•“Handlingdevicesthataresensitivetoelectrostaticdischarge”onpage3
•“Groundingrequirements”onpage4
•“Safetynotices(multilingualtranslations)”onpage4
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.
Electricalsafety
Observethefollowingruleswhenworkingonelectricalequipment.
Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near
theirequipment,rubberfloormatsthatcontainsmallconductivefiberstodecreaseelectrostaticdischarges.
Donotusethistypeofmattoprotectyourselffromelectricalshock.
©CopyrightLenovo2017
1
•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
metalfloorstripsandmachineframes.
Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;Instructionsforthese
precautionsareinthesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuring
highvoltages.
•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.
•Donotusewornorbrokentoolsandtesters.
•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpoweredoff.
•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistfloors,
nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.
•Donottouchliveelectricalcircuitswiththereflectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.
•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
placesinamachine:
–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators
–Similarunitsaslistedabove
Thispracticeensurescorrectgroundingoftheunits.
•Ifanelectricalaccidentoccurs:
–Usecaution;donotbecomeavictimyourself.
–Switchoffpower.
–Sendanotherpersontogetmedicalaid.
Safetyinspectionguide
Thepurposeofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditions.Aseach
machinewasdesignedandbuilt,requiredsafetyitemswereinstalledtoprotectusersandservicetechnicians
frominjury.Thisguideaddressesonlythoseitems.Y oushouldusegoodjudgmenttoidentifypotential
safetyhazardsduetoattachmentofnon- ThinkPadfeaturesoroptionsnotcoveredbythisinspectionguide.
Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand
whetheryoucancontinuewithoutfirstcorrectingtheproblem.
2X270HardwareMaintenanceManual
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.Thepowercordshouldbetheauthorizedtypespecifiedforyourcomputer.Goto:
http://www.lenovo.com/serviceparts-lookup
c.Insulationmustnotbefrayedorworn.
4.Checkforcrackedorbulgingbatteries.
5.Removethecover.
6.Checkforanyobviousnon- ThinkPadalterations.Usegoodjudgmentastothesafetyofany
non-ThinkPadalterations.
7.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetalfilings,contamination,wateror
otherliquids,orsignsoffireorsmokedamage.
8.Checkforworn,frayed,orpinchedcables.
9.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.
Handlingdevicesthataresensitivetoelectrostaticdischarge
Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthemachine,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.
Notes:
1.Useproduct-specificESDprocedureswhentheyexceedtherequirementsnotedhere.
2.MakesurethattheESDprotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.
WhenhandlingESD-sensitiveparts:
•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.
•Avoidcontactwithotherpeople.
•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.
•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeeven
whenyouarewearingawriststrap.
•Useagroundedworkmattoprovideastatic-freeworksurface.Thematisespeciallyusefulwhen
handlingESD-sensitivedevices.
•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecific
servicerequirement.
Note:TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebutnotnecessary.
–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.
Chapter1.Safetyinformation3
–Whenworkingonadouble-insulatedorbattery-operatedsystem,useanESDcommongroundor
referencepoint.Y oucanusecoaxorconnector-outsideshellsonthesesystems.
–Usetheroundgroundprongoftheacplugonac-operatedcomputers.
Groundingrequirements
Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeverifiedbyacertifiedelectrician.
Safetynotices(multilingualtranslations)
Thesafetynoticesinthissectionareprovidedinthefollowinglanguages:
•English
•Arabic
•BrazilianPortuguese
•French
•German
•Hebrew
•Japanese
•Korean
•Spanish
•T raditionalChinese
DANGER
DANGER
DANGER
4X270HardwareMaintenanceManual
DANGER
DANGER
DANGER
DANGER
DANGER
Chapter1.Safetyinformation5
6X270HardwareMaintenanceManual
PERIGO
PERIGO
PERIGO
Chapter1.Safetyinformation7
PERIGO
PERIGO
PERIGO
PERIGO
PERIGO
8X270HardwareMaintenanceManual
DANGER
DANGER
DANGER
DANGER
DANGER
Chapter1.Safetyinformation9
DANGER
DANGER
DANGER
VORSICHT
VORSICHT
10X270HardwareMaintenanceManual
VORSICHT
VORSICHT
VORSICHT
VORSICHT
VORSICHT
Chapter1.Safetyinformation11
VORSICHT
12X270HardwareMaintenanceManual
Chapter1.Safetyinformation13
14X270HardwareMaintenanceManual
Chapter1.Safetyinformation15
16X270HardwareMaintenanceManual
Chapter1.Safetyinformation17
18X270HardwareMaintenanceManual
Chapter2.Importantserviceinformation
Thischapterintroducesfollowingimportantserviceinformationthatappliestoallmachinetypessupported
bythismanual:
•“StrategyforreplacingFRUs”onpage19
–“Strategyforreplacingaharddiskdriveorasolid-statedrive”onpage19
–“Importantnoticeforreplacingasystemboard”onpage20
–“Howtouseerrormessage”onpage20
•“StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels”onpage20
–“Productdefinition”onpage20
–“FRUidentification”onpage20
Important:
•AdvisecustomerstocontacttheLenovo
obtainingorinstallinganysoftwarefixes,drivers,andUEFIBIOSdownloads.Telephonenumbersfor
LenovoSupportareavailableat:
http://www.lenovo.com/support/phone
•SystemDisassembly/ReassemblyvideosthatshowtheFRUremovalsorreplacementsfortheLenovo
authorizedservicetechniciansareavailableinthefollowingsupportsite:
http://www.lenovoservicetraining.com/ion/
®
CustomerSupportCenteriftheyneedanyassistancein
StrategyforreplacingFRUs
Beforereplacingparts:
Ensurethatallsoftwarefixes,drivers,andUEFIBIOSdownloadsareinstalledbeforereplacinganyFRUs
listedinthismanual.
Afterasystemboardisreplaced,ensurethatthelatestUEFIBIOSisloadedtothesystemboardbefore
completingtheserviceaction.
Todownloadsoftwarefixes,drivers,andUEFIBIOS,gotohttp://www.lenovo.com/ThinkPadDriversand
followtheinstructionsonthescreen.
UsethefollowingstrategytopreventunnecessaryexpenseforreplacingandservicingFRUs:
•IfyouareinstructedtoreplaceaFRUbutthereplacementdoesnotcorrecttheproblem,reinstallthe
originalFRUbeforeyoucontinue.
•Somecomputershavebothaprocessorboardandasystemboard.Ifyouareinstructedtoreplaceeither
theprocessorboardorthesystemboard,andreplacingoneofthemdoesnotcorrecttheproblem,
reinstallthatboard,andthenreplacetheotherone.
•IfanadapteroradeviceconsistsofmorethanoneFRU,anyoftheFRUsmaybethecauseoftheerror.
Beforereplacingtheadapterordevice,removetheFRUs,onebyone,toseeifthesymptomschange.
ReplaceonlytheFRUthatchangedthesymptoms.
Strategyforreplacingaharddiskdriveorasolid-statedrive
Alwaystrytorunalow-levelformatbeforereplacingaharddiskdriveorasolid-statedrive.Thiswillcause
allcustomerdataonthedrivetobelost.Besurethatthecustomerhasacurrentbackupofthedata
beforedoingthistask.
Attention:Thedrivestartupsequenceinthecomputeryouareservicingmayhavebeenchanged.Be
extremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Ifyouselectanincorrect
drive,dataorprogramscanbeoverwritten.
©CopyrightLenovo2017
19
Importantnoticeforreplacingasystemboard
Somecomponentsmountedonasystemboardareverysensitive.Improperhandlingofasystemboardcan
causedamagetothosecomponents,andmaycauseasystemmalfunction.
Attention:Whenhandlingasystemboard:
•Donotdropasystemboardorapplyanyexcessiveforcetoit.
•Avoidroughhandlingofanykind.
•AvoidbendingasystemboardandhardpushingtopreventcrackingateachBGA(BallGridArray)chipset.
Howtouseerrormessage
Usetheerrorcodesdisplayedonthescreentodiagnosefailures.Ifmorethanoneerrorcodeisdisplayed,
beginthediagnosiswiththefirsterrorcode.Whatevercausesthefirsterrorcodemayalsocausefalseerror
codes.Ifnoerrorcodeisdisplayed,seewhethertheerrorsymptomislistedintheSymptom-to-FRU
Indexforthecomputeryouareservicing.
StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels
ThistopicprovidesinformationaboutthemodeltypesandFRUidentification.
Productdefinition
Thistopicintroducesdifferentmodeltypesandhowtoidentifyeachtype.
DynamicConfigureToOrder(CTO)model
ThismodelprovidestheabilityforacustomertoconfigureaLenovosolutionfromaWebsite,andhavethis
configurationsenttofulfillment,whereitisbuiltandshippeddirectlytothecustomer.Themachinelabeland
eSupportwillloadtheseproductsasthe4-characterMT ,4-charactermodel,and2-charactercountrycode.
Themodelis“CTO1”andthedefaultcountrycodeis“WW”(example:20AACTO1WW).
Special-bidmodel
ThismodelisauniqueconfigurationthathasbeennegotiatedbetweenLenovoandthecustomer.Aunique
MTMconsistsofa4-characterMT ,a4-charactermodel,andanumeric2-charactercountrycodeisprovided
tothecustomertoplaceorders(example:20AA000955).Thecountrycodeassignedisnumericanddoes
notdesignateaspecificcountryorregion.ThecustommodelfactsheetfortheMTMindicateswhichcountry
thespecial-bidMTMissetupfor.Special-bidofferingisnotgenerallyannounced.
Standardmodel
Standardmodels(fixedconfiguration)areannouncedandofferedtoallcustomers.TheMTMportionofthe
machinelabelconsistsofa4-characterMT,a4-charactermodel,andanalphabetic2-charactercountry
code.Thecountrycodeassignedisalphabeticandrepresentsadesignatedcountryorregion(example:
20AA0009UK).
FRUidentification
UseLenovoeSupporttoidentifymajorFRUs,FRUpartnumbers,andFRUdescriptionsforaproductat
anMT-serialnumberlevel.ExamplesofmajorFRUsareharddiskdrive,systemboard,andliquidcrystal
display(LCD).
ToidentifythemajorFRUsforaproduct,dothefollowing:
1.Gotohttp://support.lenovo.com/ibasepartslookup.
2.TypetheMachineTypeandSerialNumberinthecorrespondingfields.
3.ClickSubmit.
20X270HardwareMaintenanceManual
eSupportalsocanbeusedtoviewthegeneralFRUlistforaproduct.TheFRUlistisagenerallistof
componentsanddoesnotcontainspecificmodelinformation.
TogetthegeneralFRUlistforaproduct,dothefollowing:
1.Gotohttp://www.lenovo.com/support.
2.Followtheinstructionsonthescreentoselectaproduct.
3.ClicktheProduct&Partstab.
4.SelectSystemServicePartstoviewageneralFRUlist.
Chapter2.Importantserviceinformation21
22X270HardwareMaintenanceManual
Chapter3.Generalcheckout
Thischaptercontainsthefollowingtopics:
•“Whattodofirst”onpage23
•“Checkoutguide”onpage24
–“Diagnosingproblems”onpage24
–“Quicktestprograms”onpage25
–“UEFIdiagnosticprogram”onpage26
–“Bootablediagnosticprograms”onpage26
•“Powersystemcheckout”onpage27
Beforeyougotothecheckoutguide,besuretoreadthefollowingimportantnotes.
Importantnotes:
•Onlycertifiedtrainedpersonnelshouldservicethecomputer.
•BeforereplacinganyFRU,readtheentirepageonremovingandreplacingFRUs.
•WhenyoureplaceFRUs,itisrecommendedusenewnylon-coatedscrews.
•Beextremelycarefulduringsuchwriteoperationsascopying,saving,orformatting.Thesequence
ofthedrivesinthecomputerthatyouareservicingmighthavebeenaltered.Ifyouselectanincorrect
drive,dataorprogramsmightbeoverwritten.
•ReplaceaFRUonlywithanotherFRUofthecorrectmodel.WhenyoureplaceaFRU,ensurethatthe
modelofthemachineandtheFRUpartnumberarecorrectbyreferringtotheWebsite:
http://www.lenovo.com/serviceparts-lookup
•AFRUshouldnotbereplacedbecauseofasingle,unreproduciblefailure.Singlefailurescanoccur
foravarietyofreasonsthathavenothingtodowithahardwaredefect,suchascosmicradiation,
electrostaticdischarge,orsoftwareerrors.ConsiderreplacingaFRUonlywhenaproblemrecurs.Ifyou
suspectthataFRUisdefective,cleartheerrorlogandrunthetestagain.Iftheerrordoesnotrecur,do
notreplacetheFRU.
•BecarefulnottoreplaceanondefectiveFRU.
Whattodofirst
WhenyoureturnaFRU,youmustincludethefollowinginformationinthepartsexchangeformorparts
returnformthatyouattachtoit:
1.Nameandphonenumberofservicetechnician
2.Dateofservice
3.Dateonwhichthemachinefailed
4.Dateofpurchase
5.Failuresymptoms,errorcodesappearingonthedisplay,andbeepsymptoms
6.ProcedureindexandpagenumberinwhichthefailingFRUwasdetected
7.FailingFRUnameandpartnumber
8.Machinetype,modelnumber,andserialnumber
9.Customer'snameandaddress
Note:Duringthewarrantyperiod,thecustomermayberesponsibleforrepaircostsifthecomputerdamage
wascausedbymisuse,accident,modification,unsuitablephysicaloroperatingenvironment,orimproper
maintenancebythecustomer.Followingisalistofsomecommonitemsthatarenotcoveredunderwarranty
andsomesymptomsthatmightindicatethatthesystemwassubjectedtostressbeyondnormaluse.
©CopyrightLenovo2017
23
Beforecheckingproblemswiththecomputer,determinewhetherthedamageiscoveredunderthewarranty
byreferringtothefollowinglist:
Thefollowingarenotcoveredunderwarranty:
•LCDpanelcrackedfromtheapplicationofexcessiveforceorfrombeingdropped
•Scratched(cosmetic)parts
•Distortion,deformation,ordiscolorationofthecosmeticparts
•Plasticparts,latches,pins,orconnectorsthathavebeencrackedorbrokenbyexcessiveforce
•Damagecausedbyliquidspilledintothesystem
•DamagecausedbytheimproperinsertionofaPCcardortheinstallationofanincompatiblecard
•Fusesblownbyattachmentofanonsupporteddevice
•Forgottencomputerpassword(makingthecomputerunusable)
•Stickykeyscausedbyspillingaliquidontothekeyboard
•Useofanincorrectacpoweradapteronlaptopproducts
Thefollowingsymptomsmightindicatedamagecausedbynonwarrantedactivities:
•Missingpartsmightbeasymptomofunauthorizedserviceormodification.
•Checkforobviousdamagetoaharddiskdrive.Ifthespindleofaharddiskdrivebecomesnoisy,thehard
diskdrivemighthavebeendroppedorsubjecttoexcessiveforce.
Checkoutguide
UsethefollowingproceduresasaguideinidentifyingandcorrectingproblemswiththeThinkPadnotebook
computers.
Note:ThediagnostictestsareintendedtotestonlyThinkPadproducts.Theuseofnon- ThinkPadproducts,
prototypecards,ormodifiedoptionscanleadtofalseindicationsoferrorsandinvalidsystemresponses.
1.Identifythefailingsymptomsinasmuchdetailaspossible.
2.Verifythesymptoms.T rytore-createthefailurebyrunningthediagnostictestorbyrepeatingthe
operation.
Diagnosingproblems
Manycomputerproblemscanbesolvedwithoutoutsideassistance.Ifyouexperienceaproblemwithyour
computer,thefirstplacetostartisthetroubleshootinginformationinyourcomputerdocumentation.If
yoususpectasoftwareproblem,seethedocumentation,includingreadmefilesandhelpinformation
systems,thatcomewiththeoperatingsystemorprogram.ThinkPadnotebookcomputerscomewithaset
ofdiagnosticprogramsthatyoucanusetohelpyouidentifyhardwareproblems.
DiagnosingproblemswithLenovoSolutionCenterontheWindows7operatingsystem
LenovoSolutionCenterispreinstalledonyourcomputerandalsoisavailablefordownloadat:
http://www.lenovo.com/diags
Notes:
•IfyouareusinganotherWindowsoperatingsystemratherthantheWindows7,youcanfindthelatest
informationaboutdiagnosticsforyourcomputerat:
http://www.lenovo.com/diagnose
•IfyouareunabletoisolateandrepairtheproblemyourselfafterrunningLenovoSolutionCenter,saveand
printthelogfilescreatedbytheprogram.YouneedthelogfileswhenyouspeaktoaLenovotechnical
supportrepresentative.
24X270HardwareMaintenanceManual
Loading...