Lenovo T470P Hmm En Sp40M11995 02 User Manual Hardware Maintenance Think Pad Laptop (Think Pad)

User Manual: Lenovo T470P Hmm En Sp40M11995 02 Hardware Maintenance Manual - ThinkPad T470p Laptop T470p Laptop (ThinkPad) ThinkPad T470p

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T470pHardwareMaintenanceManual

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformation

underAppendixA“Notices”onpage95.

ThirdEdition(June2017)

©CopyrightLenovo2017.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration

“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

LenovoCompanion...........24

Quicktestprograms...........24

UEFIdiagnosticprogram.........25

Bootablediagnosticprograms.......25

Powersystemcheckout...........26

Checkingtheacpoweradapter......26

Checkingthebatterypackandtheoperational

charging...............27

Checkingthecoin-cellbattery.......28

Chapter4.Relatedservice

information..............29

Recoveryinformation............29

Resettingyourcomputer.........29

Usingadvancedstartupoptions......29

RecoveringyouroperatingsystemifWindows

10failstostart.............29

CreatingandusingarecoveryUSBdrive..30

Passwords................30

Power-onpassword...........31

Harddiskpassword...........31

Supervisorpassword..........31

Howtoremovethepower-onpassword...31

Howtoremovetheharddiskpassword...32

Powermanagement............32

Sleepmode..............32

Hibernationmode...........33

Symptom-to-FRUindex...........33

Numericerrorcodes..........34

Errormessages............35

Beepsymptoms............35

No-beepsymptoms...........37

LCD-relatedsymptoms.........37

Intermittentproblems..........37

Undeterminedproblems.........38

Chapter5.Functionkeys.......39

Chapter6.Locations.........41

Locatingcomputercontrols,connectors,and

indicators.................41

Frontview...............41

Sideviews..............41

Bottomview..............42

Statusindicators............43

LocatingFRUsandCRUs..........44

MajorFRUsandCRUs..........45

LCDFRUs..............47

Miscellaneousparts...........48

Connectorandcableguide........48

LookingupFRUinformation.........51

Chapter7.FRUreplacement

notices................53

Screwnotices...............53

Retainingserialnumbers...........54

Restoringtheserialnumberofthesystem

unit.................54

RetainingtheUUID...........55

ReadingorwritingtheECAinformation...55

Chapter8.Removingorreplacinga

FRU..................57

Generalguidelines.............57

1010Micro-SIM-cardtray..........58

1020Batterypack.............58

1030Keyboardrubbers...........59

1040Keyboard..............59

©CopyrightLenovo2017i

1050Basecoverassembly..........64

1060DummySIM-cardcover.........66

1070Storagedrive.............66

1080WirelessLANcard...........69

1090WirelessWANcard...........70

1100Memorymodule............71

1110Coin-cellbattery............72

1120Thermalfanassembly.........73

1130USBcardandUSB-cardcable......74

1140dc-incableassembly..........76

1150LCDunit...............77

1160Systemboard.............79

1170Audiocard..............81

1180HDMIcard..............82

1190Speakerassembly...........83

1200Smart-card-readerbracket,smartcard

reader,smart-card-readercable,anddummy

smartcarddoor,..............83

1210Fingerprintreader...........85

2010LCDbezel..............86

2020LCDpanel..............86

2030Camera/microphonecard........87

2040LCDhinges..............88

2050LCDcable..............90

2060Antennakit..............91

AppendixA.Notices..........95

Electronicemissionsnotices.........96

Trademarks................96

AppendixB.Abbreviationtable....97

iiT470pHardwareMaintenanceManual

Aboutthismanual

ThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad®products.

ThinkPadT470pMachineType(MT)20J6and20J7

Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.

Important:ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkPad

products.Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.

BeforeservicingaThinkPadproduct,besuretoreadalltheinformationunderChapter1“Safetyinformation”

onpage1andChapter2“Importantserviceinformation”onpage19.

©CopyrightLenovo2017iii

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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.

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•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.

2T470pHardwareMaintenanceManual

Considertheseconditionsandthesafetyhazardstheypresent:

•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal

electricalshock)

•Explosivehazards,suchasadamagedcathoderaytube(CRT)faceorabulgingcapacitor

•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

•TraditionalChinese

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Chapter2.Importantserviceinformation

Thischapterintroducesfollowingimportantserviceinformationthatappliestoallmachinetypessupported

bythismanual:

•“StrategyforreplacingFRUs”onpage19

–“Strategyforreplacingaharddiskdriveorasolid-statedrive”onpage19

–“Importantnoticeforreplacingasystemboard”onpage20

–“Howtouseerrormessage”onpage20

•“StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels”onpage20

–“Productdefinition”onpage20

–“FRUidentification”onpage20

Important:

•IfthecomputerisequippedwithbothaharddiskdriveandanM.2solid-statedrive,donotusetheM.2

solid-statedriveasabootabledevice.TheM.2solid-statedriveisdesignedanddevelopedfor“cache”

functionpurposeonly.

•AdvisecustomerstocontacttheLenovo®CustomerSupportCenteriftheyneedanyassistancein

obtainingorinstallinganysoftwarefixes,drivers,andUnifiedExtensibleFirmwareInterfacebasic

inputoutputsystem(UEFIBIOS)downloads.TelephonenumbersforLenovoSupportareavailableat:

http://www.lenovo.com/support/phone

•SystemDisassembly/ReassemblyvideosthatshowtheFRUremovalsorreplacementsfortheLenovo

authorizedservicetechniciansareavailableinthefollowingsupportsite:

http://www.lenovoservicetraining.com/ion/

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,anyoftheFRUsmightbethecauseoftheerror.

Beforereplacingtheadapterordevice,removetheFRUs,onebyone,toseeifthesymptomschange.

ReplaceonlytheFRUthatchangedthesymptoms.

Strategyforreplacingaharddiskdriveorasolid-statedrive

Alwaystrytorunalow-levelformatbeforereplacingaharddiskdriveorasolid-statedrive.Thiswillcause

allcustomerdataonthedrivetobelost.Besurethatthecustomerhasacurrentbackupofthedata

beforedoingthistask.

©CopyrightLenovo201719

Attention:Thedrivestartupsequenceinthecomputeryouareservicingmayhavebeenchanged.Be

extremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Ifyouselectanincorrect

drive,dataorprogramscanbeoverwritten.

Importantnoticeforreplacingasystemboard

Somecomponentsmountedonasystemboardareverysensitive.Improperhandlingofasystemboardcan

causedamagetothosecomponents,andmaycauseasystemmalfunction.

Attention:Whenhandlingasystemboard:

•Donotdropasystemboardorapplyanyexcessiveforcetoit.

•Avoidroughhandlingofanykind.

•Avoidbendingasystemboardandhardpushingtopreventcrackingateachball-grid-array(BGA)chipset.

Howtouseerrormessage

Usetheerrorcodesdisplayedonthescreentodiagnosefailures.Ifmorethanoneerrorcodeisdisplayed,

beginthediagnosiswiththefirsterrorcode.Whatevercausesthefirsterrorcodemayalsocausefalseerror

codes.Ifnoerrorcodeisdisplayed,seewhethertheerrorsymptomislistedintheSymptom-to-FRU

Indexforthecomputeryouareservicing.

StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels

ThistopicprovidesinformationaboutthemodeltypesandFRUidentification.

Productdefinition

Thistopicintroducesdifferentmodeltypesandhowtoidentifyeachtype.

Dynamicconfigure-to-order(CTO)model

ThismodelprovidestheabilityforacustomertoconfigureaLenovosolutionfromaWebSite,andhavethis

configurationsenttofulfillment,whereitisbuiltandshippeddirectlytothecustomer.Themachinelabeland

eSupportwillloadtheseproductsasthe4-characterMT,4-charactermodel,and2-charactercountrycode.

Themodelis“CTO1”andthedefaultcountrycodeis“WW”(example:20AACTO1WW).

Special-bidmodel

ThisisauniqueconfigurationthathasbeennegotiatedbetweenLenovoandthecustomer.Auniquemachine

typemodel(MTM)consistsofa4-characterMT,a4-charactermodel,andanumeric2-charactercountry

codeisprovidedtothecustomertoplaceorders(example:20AA000955).Thecountrycodeassignedis

numericanddoesnotdesignateaspecificcountryorregion.ThecustommodelfactsheetfortheMTM

indicateswhichcountrythespecialbidMTMissetupfor.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:

20T470pHardwareMaintenanceManual

1.Goto:

http://support.lenovo.com/ibasepartslookup

2.TypetheMachineTypeandSerialNumberinthecorrespondingfields.

3.ClickSubmit.

eSupportalsocanbeusedtoviewthegeneralFRUlistforaproduct.TheFRUlistisagenerallistof

componentsanddoesnotcontainspecificmodelinformation.

TogetthegeneralFRUlistforaproduct,dothefollowing:

1.Goto:

http://www.lenovo.com/support

2.Followtheinstructionsonthescreentoselectaproduct.

3.ClicktheProduct&Partstab.

4.SelectSystemServicePartstoviewageneralFRUlist.

Chapter2.Importantserviceinformation21

22T470pHardwareMaintenanceManual

Chapter3.Generalcheckout

Thischapterintroducesfollowinginformation:

•“Whattodofirst”onpage23

•“Checkoutguide”onpage24

•“Powersystemcheckout”onpage26

Beforeyougotothecheckoutguide,besuretoreadthefollowingimportantnotes.

Importantnotes:

•Onlycertifiedtrainedpersonnelshouldservicethecomputer.

•BeforereplacinganyFRU,readtheentirepageonremovingandreplacingFRUs.

•WhenyoureplaceFRUs,itisrecommendedusenewnylon-coatedscrews.

•Beextremelycarefulduringsuchwriteoperationsascopying,saving,orformatting.Thesequence

ofthedrivesinthecomputerthatyouareservicingmighthavebeenaltered.Ifyouselectanincorrect

drive,dataorprogramsmightbeoverwritten.

•ReplaceaFRUonlywithanotherFRUofthecorrectmodel.WhenyoureplaceaFRU,ensure

thatthemodelofthemachineandtheFRUpartnumberarecorrectbyreferringtothewebsite:

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.

Beforecheckingproblemswiththecomputer,determinewhetherthedamageiscoveredunderthewarranty

byreferringtothefollowinglist:

Thefollowingarenotcoveredunderwarranty:

•LCDpanelcrackedfromtheapplicationofexcessiveforceorfrombeingdropped

©CopyrightLenovo201723

•Scratched(cosmetic)parts

•Distortion,deformation,ordiscolorationofthecosmeticparts

•Plasticparts,latches,pins,orconnectorsthathavebeencrackedorbrokenbyexcessiveforce

•Damagecausedbyliquidspilledintothesystem

•Damagecausedbytheimproperinsertionofapersonal-computercard(PCcard)ortheinstallationof

anincompatiblecard

•Improperdiscinsertionoruseofanexternalopticaldrive

•Fusesblownbyattachmentofanonsupporteddevice

•Forgottencomputerpassword(makingthecomputerunusable)

•Stickykeyscausedbyspillingaliquidontothekeyboard

•Useofanincorrectacpoweradapteronlaptopproducts

Thefollowingsymptomsmightindicatedamagecausedbynonwarrantedactivities:

•Missingpartsmightbeasymptomofunauthorizedserviceormodification.

•Checkforobviousdamagetoaharddiskdrive.Ifthespindleofaharddiskdrivebecomesnoisy,thehard

diskdrivemighthavebeendroppedorsubjecttoexcessiveforce.

Checkoutguide

UsethefollowingproceduresasaguideinidentifyingandcorrectingproblemswiththeThinkPadnotebook

computers.

Note:ThediagnostictestsareintendedtotestonlyThinkPadproducts.Theuseofnon-ThinkPadproducts,

prototypecards,ormodifiedoptionscanleadtofalseindicationsoferrorsandinvalidsystemresponses.

1.Identifythefailingsymptomsinasmuchdetailaspossible.

2.Verifythesymptoms.Trytore-createthefailurebyrunningthediagnostictestorbyrepeatingthe

operation.

LenovoCompanion

LenovoCompanionsupportsthehardwarescanfunction.Itcombinesdiagnostictests,systeminformation

collection,securitystatus,andsupportinformation,alongwithhintsandtipsforoptimalsystemperformance.

TheLenovoCompanionprogramisavailablefordownloadat

https://shop.lenovo.com/us/en/accessories/software/apps/lenovo-apps/companion/.

ToruntheLenovoCompanionprogram,opentheStartmenuandclickLenovoCompanion,andthen

followtheinstructionsonthescreen.

Quicktestprograms

Lenovoprovidesquicktestprogramstotroubleshootandresolvecomputerproblems.

Todownloadandinstallaquicktestprogram,gotohttp://www.lenovo.com/diags,andfollowtheinstructions

ontheWebsite.

Torunatestusingquicktestprogram,dothefollowing:

1.GototheC:\SWTOOLS\ldiagdirectory.

2.Double-clickthegui_lsc_lite.exefile.

3.WhentheUserAccountControlwindowopens,clickY es.

4.Selectthedeviceclasstobetested.

5.Selectthedevicestobetested.

6.Selectthetesttobeperformed.

24T470pHardwareMaintenanceManual

7.Followtheinstructionsonthescreentostartthetest.Whenaproblemisdetected,information

messagesaredisplayed.Refertothemessagestotroubleshoottheproblem.

UEFIdiagnosticprogram

AUEFIdiagnosticprogramispreinstalledonthecomputer.Itenablesyoutotestmemorymodulesand

internalstoragedevices,viewsysteminformation,andcheckandrecoverbadsectorsoninternalstorage

devices.

ToruntheUEFIdiagnosticprogram,dothefollowing:

1.Turnonthecomputer.Ifthecomputercannotbeturnedon,goto“Powersystemcheckout”onpage26,

andcheckthepowersources.Ifanerrorcodeisdisplayed,goto“Symptom-to-FRUindex”onpage33

forerrorcodedescriptionsandtroubleshootinghints.

2.Whenthelogoscreenisdisplayed,repeatedlypressandreleasetheF10key.Themainscreenofthe

UEFIdiagnosticprogramisdisplayed.

3.Followtheinstructionsonthescreentousethediagnosticprogram.

Theoptionsonthemainscreenareasfollows:

Table1.ItemsonthemainscreenoftheUEFIdiagnosticprogram

TestsTools

•QuickMemoryTest

•QuickStorageDeviceT est

•LCDtest

•PCI-etest

•ExitApplication

•SystemInformation

•Generateconfigurationfile

•Executefromconfigurationfile

•RecoverBadSectorsTool*

*RecoverBadSectorsToolisonlyavailableoncomputersthathaveharddiskdrivesinstalled.

Bootablediagnosticprograms

IfthecomputeryouareservicingisnotinstalledwiththeUEFIdiagnosticprogram,youcandownloada

bootablediagnosticprogramfromtheLenovoSupportWebsite.Thebootablediagnosticprogramsenable

youtotestcomputermemoryandinternalstoragedevices,viewsysteminformation,andcheckandrecover

theinternalstoragedevices.Tousethebootablediagnosticprograms,youcancreateabootablediagnostic

mediumonaUniversalSerialBus(USB)deviceorCD.

Tocreateabootablediagnosticmedium,dothefollowing:

1.Gotohttp://www.lenovo.com/diags.

2.ClickLenovoBootableDiagnostics.

3.FollowtheinstructionsontheWebsitetocreateabootablediagnosticmediumonaUSBdeviceorCD.

Tousethediagnosticmediumyouhavecreated,dooneofthefollowing:

•IfyouhavecreatedthebootablediagnosticmediumonaUSBdevice,dothefollowing:

1.AttachtheUSBdevicetothecomputer.

2.Turnonthecomputer.Ifthecomputercannotbeturnedon,goto“Powersystemcheckout”onpage

26,andcheckthepowersources.Ifanerrorcodeisdisplayed,goto“Symptom-to-FRUindex”on

page33forerrorcodedescriptionsandtroubleshootinghints.

3.Whenthelogoscreenisdisplayed,repeatedlypressandreleasetheF12key.WhentheBootMenu

windowopens,releasetheF12key.

Chapter3.Generalcheckout25

4.UsethearrowkeystoselectUSBHDDandthenpressEnter.Thediagnosticprogramwillbe

launchedautomatically.

5.Followtheinstructionsonthescreentousethediagnosticprogram.

•IfyouhavecreatedthebootablediagnosticmediumonaCD,dothefollowing:

1.Turnonthecomputer.Ifthecomputercannotbeturnedon,goto“Powersystemcheckout”onpage

26,andcheckthepowersources.Ifanerrorcodeisdisplayed,goto“Symptom-to-FRUindex”on

page33forerrorcodedescriptionsandtroubleshootinghints.

2.Connectanexternalopticaldrivetothecomputer,andinserttheCDintotheopticaldrive.

3.Restartthecomputer.

4.Whenthelogoscreenisdisplayed,repeatedlypressandreleasetheF12key.WhentheBootMenu

windowopens,releasetheF12key.

5.UsethearrowkeystoselectATAPICDx(x:0,1,...)andthenpressEnter.Thediagnosticprogram

willbelaunchedautomatically.

6.Followtheinstructionsonthescreentousethediagnosticprogram.

Powersystemcheckout

Toverifyifabatterypackoranacpoweradapterisfunctional,dothefollowing:

1.Turnoffthecomputer.

2.Connecttheacpoweradapter.

3.Turnonthecomputer.Ifthecomputercanbeturnedon,itmeansthateitherthebatterypackortheac

poweradapterisfunctional.

4.Turnoffthecomputeranddisconnecttheacpoweradapter.

5.Turnonthecomputer.Ifthecomputercanbeturnedon,itmeansthatthebatterypackisfunctional.

6.Turnoffthecomputerandremovethebatterypack.Thenconnecttheacpoweradapter.

7.Turnonthecomputer.Ifthecomputercanbeturnedon,itmeansthattheacpoweradapterisfunctional.

Ifyoususpectapowerproblem,seetheappropriateoneofthefollowingpowersupplycheckouts:

•“Checkingtheacpoweradapter”onpage26

•“Checkingthebatterypackandtheoperationalcharging”onpage27

•“Checkingthecoin-cellbattery”onpage28

Checkingtheacpoweradapter

Youareherebecausethecomputerfailsonlywhentheacpoweradapterisused.

•Ifthepowerproblemoccursonlywhenthedockingstationortheportreplicatorisused,replacethe

dockingstationortheportreplicator.

•Ifthesystem-statusindicatordoesnotblinkthreetimeswhenanacpowersourceisconnected,check

thepowercordoftheacpoweradapterforcorrectcontinuityandinstallation.

•Ifthecomputerdoesnotchargeduringoperation,goto“Checkingthebatterypackandtheoperational

charging”onpage27.

Tochecktheacpoweradapter,dothefollowing:

1.Unplugtheacpoweradaptercablefromthecomputer.

2.Measuretheoutputvoltageattheplugoftheacpoweradaptercable.Seethefollowingillustration:

26T470pHardwareMaintenanceManual

PinVoltage(Vdc)

1+20

20

3Ground

(20V)

1

3

2

Note:Outputvoltageofpin2oftheacpoweradaptermightdifferfromtheoneyouareservicing.

3.Ifthevoltageisnotcorrect,replacetheacpoweradapter.

4.Ifthevoltageisacceptable,replacethesystemboard.

Note:Noisefromtheacpoweradapterdoesnotalwaysindicateadefect.

Checkingthebatterypackandtheoperationalcharging

Checkingthebatterypack

Thiscomputersupportsonlybatteriesspeciallydesignedforthisspecificsystemandmanufacturedby

Lenovooranauthorizedbuilder.Thesystemdoesnotsupportunauthorizedbatteriesorbatteriesdesigned

forothersystems.Ifanunauthorizedbatteryorabatterydesignedforanothersystemsisinstalled,the

systemwillnotcharge.

Attention:Lenovohasnoresponsibilityfortheperformanceorsafetyofunauthorizedbatteries,and

providesnowarrantiesforfailuresordamagearisingoutoftheiruse.

Moveyourpointertothebattery-statusiconintheWindowsnotificationareatocheckthebatterystatus.

Thebattery-statusicondisplaysthepercentageofbatterypowerremainingandhowlongyoucanuse

yourcomputerbeforeyoumustchargethebattery.

Note:Ifthebatterypackbecomeshot,itmaynotbeabletocharge.Removeitfromthecomputerandleave

itatroomtemperatureforawhile.Afteritcoolsdown,reinstallandrechargeit.

Tocheckthebatterypack,dothefollowing:

1.Poweroffthecomputer.

2.Removethebatterypackandmeasurethevoltagebetweenbatteryterminals1(+)and7(-).Seethe

followingfigure:

TerminalVoltage(Vdc)

1,2+0to+12.6

6,7Ground(-)

1(+)2(+)

3456(-)7(-)

3.Ifthevoltageislessthan+11.0Vdc,thebatterypackhasbeendischarged.

Ifthevoltageisstilllessthan+11.0Vdcafterrecharging,replacethebatterypack.

4.Ifthevoltageismorethan+11.0Vdc,measuretheresistancebetweenbatteryterminals5and7.

Theresistancemustbe4to30KΩ.Iftheresistanceisnotcorrect,replacethebatterypack.Ifthe

resistanceiscorrect,replacethesystemboard.

Chapter3.Generalcheckout27

Checkingtheoperationalcharging

Tocheckwhetherthebatterypackchargesproperlyduringoperation,dothefollowing:

1.Dischargethebatterypackuntiltheremainedbatterypowerislessthan50%.

2.Connectthecomputertoacpowertochargethebatterypack.IfthebatterystatusiconintheWindows

notificationareaindicatesthatthebatterypackisnotcharging,removethebatterypackandletit

returntoroomtemperature.

3.Reinstallthebatterypack.Ifthebatterypackisstillnotcharging,replacethebatterypack.

4.Checkthebatterystatusiconagain.Ifthesameerrorstillexists,replacethesystemboard.

Checkingthecoin-cellbattery

Tocheckthecoin-cellbattery,dothefollowing:

1.Removethecoin-cellbattery.See“1110Coin-cellbattery”onpage72.

2.Measurethevoltageofthecoin-cellbattery.Seethefollowingillustration.

WireVoltage(Vdc)

Red+2.5to+3.2

BlackGround

•Ifthevoltageiscorrect,replacethesystemboard.

•Ifthevoltageisnotcorrect,replacethecoin-cellbattery.

•Ifthecoin-cellbatterydischargesquicklyafterreplacement,replacethesystemboard.

28T470pHardwareMaintenanceManual

Chapter4.Relatedserviceinformation

Thischapterpresentsfollowinginformation:

•“Recoveryinformation”onpage29

•“Passwords”onpage30

•“Powermanagement”onpage32

•“Symptom-to-FRUindex”onpage33

ServiceWebsite:Whenthelatestmaintenancedisketteandthesystemprogramservicediskettebecome

available,theywillbepostedonhttp://www.lenovo.com/support

Recoveryinformation

ThischapterprovidesinformationabouttheWindowsrecoverysolutionsontheWindows10operating

system.

Resettingyourcomputer

Ifyourcomputerdoesnotperformwell,youmightconsiderresettingyourcomputer.Intheresettingprocess,

youcanchoosetokeepyourfilesorremovethem,andthenreinstalltheWindowsoperatingsystem.

Toresetyourcomputer,dothefollowing:

Note:Theitemsinthegraphicaluserinterface(GUI)mightchangewithoutnotice.

1.OpentheStartmenu,andthenclickSettings➙Update&security➙Recovery.

2.IntheResetthisPCsection,clickGetstarted.

3.Followtheinstructionsonthescreentoresetyourcomputer.

Usingadvancedstartupoptions

Theadvancedstartupoptionsenableyoutodothefollowing:

•Changethefirmwaresettingsofthecomputer

•ChangethestartupsettingsoftheWindowsoperatingsystem

•Startthecomputerfromanexternaldevice

•RestoretheWindowsoperatingsystemfromasystemimage

Touseadvancedstartupoptions,dothefollowing:

Note:Theitemsinthegraphicaluserinterface(GUI)mightchangewithoutnotice.

1.OpentheStartmenu,andthenclickSettings➙Update&security➙Recovery.

2.IntheAdvancedstartupsection,clickRestartnow➙Troubleshoot➙Advancedoptions.

3.Selectastartupoptionyouwant,andthenfollowtheinstructionsonthescreen.

RecoveringyouroperatingsystemifWindows10failstostart

TheWindowsrecoveryenvironmentonyourcomputeroperatesindependentlyfromtheWindows10

operatingsystem.ItenablesyoutorecoverorrepairtheoperatingsystemeveniftheWindows10operating

systemfailstostart.

©CopyrightLenovo201729

Aftertwoconsecutivefailedbootattempts,theWindowsrecoveryenvironmentstartsautomatically.Then

youcanchooserepairandrecoveryoptionsbyfollowingtheon-screeninstructions.

Note:Ensurethatyourcomputerisconnectedtoacpowerduringtherecoveryprocess.

CreatingandusingarecoveryUSBdrive

YoucancreatearecoveryUSBdriveasabackupfortheWindowsrecoveryprograms.Withtherecovery

USBdrive,youcantroubleshootandfixtheproblemsevenifthepreinstalledWindowsrecoveryprograms

aredamaged.

ItisrecommendedthatyoucreatearecoveryUSBdriveasearlyaspossible.Ifyoudidnotcreatearecovery

USBdriveasaprecautionarymeasure,youcancontactLenovoCustomerSupportCenterandpurchase

onefromLenovo.ForalistoftheLenovoSupportphonenumbersforyourcountryorregion,goto:

http://www.lenovo.com/support/phone

CreatingarecoveryUSBdrive

TocreatearecoveryUSBdrive,youneedaUSBdrivewithatleast16GBofstoragecapacity.Theactual

USBcapacitythatisrequireddependsonthesizeoftherecoveryimage.

Attention:ThecreationprocesswilldeleteanythingstoredontheUSBdrive.Toavoiddataloss,makea

backupcopyofallthedatathatyouwanttokeep.

TocreatearecoveryUSBdrive,dothefollowing:

Note:Ensurethatyourcomputerisconnectedtoacpowerduringthefollowingprocess.

1.ConnectaproperUSBdrive(atleast16GBofstorage)tothecomputer.

2.Typerecoveryinthesearchboxonthetaskbar.ThenclickCreatearecoverydrive.

3.ClickY esintheUserAccountControlwindowtoallowtheRecoveryMediaCreatorprogramtostart.

4.IntheRecoveryDrivewindow,followtheinstructionsonthescreentocreatearecoveryUSBdrive.

UsingtherecoveryUSBdrive

Ifyoucannotstartyourcomputer,usetherecoveryUSBdrivetorecoveryourcomputer.

TousearecoveryUSBdrive,dothefollowing:

Note:Ensurethatyourcomputerisconnectedtoacpowerduringthefollowingprocess.

1.ConnecttherecoveryUSBdrivetothecomputer.

2.Turnonorrestartthecomputer.BeforetheWindowsoperatingsystemstarts,repeatedlypressF12.The

BootMenuwindowopens.

3.SelecttherecoveryUSBdriveasthebootdevice.

4.Selectapreferredkeyboardlayout.

5.ClickTroubleshoottodisplayoptionalrecoverysolutions.

6.Selectacorrespondingrecoverysolutionaccordingtoyoursituation.Thenfollowtheinstructionson

thescreentocompletetheprocess.

Passwords

AsmanyasthreepasswordsmaybeneededforanyThinkPadnotebookcomputer:thepower-onpassword,

theharddiskpassword,andthesupervisorpassword.

30T470pHardwareMaintenanceManual

Ifanyofthesepasswordshasbeenset,apromptforitwillbedisplayedonthescreenwheneverthe

computeristurnedon.Thecomputerdoesnotstartuntilthepasswordisentered.

Note:Ifonlyasupervisorpasswordisset,thepasswordpromptwillnotbedisplayedwhentheoperating

systemisstarted.

Power-onpassword

Apower-onpasswordprotectsthesystemfrombeingpoweredonbyanunauthorizedperson.The

passwordmustbeenteredbeforeanoperatingsystemcanbestarted.Forinstructionsonhowtoremove

thepower-onpassword,see“Howtoremovethepower-onpassword”onpage31.

Harddiskpassword

Therearetwokindsofharddiskpasswords:

•Userharddiskpassword-fortheuser

•Masterharddiskpassword-forthesystemadministrator,whocanuseittogetaccesstotheharddisk

eveniftheuserhaschangedtheuserharddiskpassword

Note:Therearetwomodesfortheharddiskpassword:UseronlyandMaster+User.TheMaster+User

moderequirestwoharddiskpasswords;thesystemadministratorentersbothinthesameoperation.The

systemadministratorthenprovidestheuserharddiskpasswordtothesystemuser.

Attention:Iftheuserharddiskpasswordhasbeenforgotten,checkwhetheramasterharddiskpassword

hasbeenset.Ifithas,itcanbeusedforaccesstotheharddiskdrive.Ifnomasterharddiskpasswordis

available,neitherLenovonorLenovoauthorizedservicetechniciansprovideanyservicestoreseteither

theuserorthemasterharddiskpassword,ortorecoverdatafromtheharddiskdrive.Theharddiskdrive

canbereplacedforascheduledfee.

Forhowtoremovetheharddiskpassword,see“Howtoremovetheharddiskpassword”onpage32.

Supervisorpassword

ThesupervisorpasswordprotectsthesysteminformationstoredintheThinkPadSetupprogram.Itprovides

thefollowingsecurityfeatures:

•Ifonlyasupervisorpasswordisset,apasswordpromptisdisplayedwhenyoutrytostarttheThinkPad

Setupprogram.Unauthorizeduserscannotchangemostofthesystemconfigurationoptionsinthe

ThinkPadSetupprogramwithoutthepassword.

•Thesystemadministratorcanusethesupervisorpasswordtoaccessacomputereveniftheuserofthat

computerhassetapower-onpassword.Thesupervisorpasswordoverridesthepower-onpassword.

•ThesystemadministratorcansetthesamesupervisorpasswordonmanyThinkPadnotebookcomputers

tomakeadministrationeasier.

Attention:Ifthesupervisorpasswordhasbeenforgottenandcannotbemadeavailabletotheservice

technician,thereisnoserviceproceduretoresetthepassword.Thesystemboardmustbereplacedfor

ascheduledfee.

Howtoremovethepower-onpassword

Toremoveapower-onpassword,dothefollowing:

Ifnosupervisorpasswordhasbeenset,dothefollowingtoremovethepower-onpassword:

1.Turnoffthecomputer.

2.Removethebatterypack.Forinstructionsonhowtoremovethebatterypack,see“1020Battery

pack”onpage58.

Chapter4.Relatedserviceinformation31

3.Removethecoin-cellbattery.Forinstructionsonhowtoremovethecoin-cellbattery,see“1110

Coin-cellbattery”onpage72.Waitforafewseconds.

4.Reinstallthecoin-cellbattery.Forinstructionsonhowtoinstallthecoin-cellbattery,see“1110Coin-cell

battery”onpage72.

5.Reinstallthebatterypack.Forinstructionsonhowtoinstallthebatterypack,see“1020Batterypack”

onpage58.

6.Turnonthecomputerandwaituntilthepower-onself-test(POST)ends.AfterthePOSTends,the

passwordpromptdoesnotappear.Thepower-onpasswordhasbeenremoved.

Ifasupervisorpasswordhasbeensetandisknowntotheservicetechnician,dothefollowingtoremove

thepower-onpassword:

1.Turnonthecomputer.

2.Whenthelogoscreencomesup,immediatelypressF1.

3.TypethesupervisorpasswordtoentertheThinkPadSetupprogram.

4.SelectSecurity.

5.SelectPassword.

6.SelectPower-OnPassword.

7.TypethecurrentsupervisorpasswordintheEnterCurrentPasswordfield.thenleavetheEnter

NewPasswordfieldblank,andpressEntertwice.

8.IntheChangeshavebeensavedwindow,pressEnter.

9.PressF10tosavechangesandexittheThinkPadSetupprogram.

Howtoremovetheharddiskpassword

Attention:IfUseronlymodeisselectedandtheuserharddiskpasswordhasbeenforgottenandcannotbe

madeavailabletotheservicetechnician,neitherLenovonorLenovoauthorizedservicetechniciansprovide

anyservicestoresettheuserharddiskpasswordsortorecoverdatafromtheharddiskdrive.Toputthe

systembacktooperationalstatus,theonlyLenovoandLenovo-authorizedservicesolutionwouldbeto

replacetheharddiskdriveorsolid-statedrivewithascheduledfee.

Toremoveauserharddiskpasswordthathasbeenforgotten,whenthesupervisorpasswordandmaster

harddiskpasswordareknown,dothefollowing:

1.Turnonthecomputer.

2.Whenthelogoscreencomesup,immediatelypressF1toentertheThinkPadSetupprogram.

3.SelectSecurity.

4.SelectPassword.

5.SelectHarddiskxpassword,wherexistheletteroftheharddiskdrive.Apop-upwindowopens.

6.SelectMasterharddiskpassword.

7.TypethecurrentmasterharddiskpasswordintheEnterCurrentPasswordfield.ThenleavetheEnter

NewPasswordfieldblank,andpressEntertwice.

8.PressF10tosavechangesandexittheThinkPadSetupprogram.Theuserharddiskpasswordandthe

masterharddiskpasswordhavebeenremoved..

Powermanagement

Sleepmode

Whenthecomputerenterssleepmode,thefollowingeventsoccurinadditiontowhatoccursinscreen

blankmode:

•TheLCDispoweredoff.

32T470pHardwareMaintenanceManual

•Theharddiskdriveorsolid-statedriveispoweredoff.

•Themicroprocessorstops.

Toputyourcomputerintosleepmode,dothefollowing:

•ForWindows7:OpentheStartmenu,thenclickthearrownexttotheShutdownbutton.ClickSleep

fromthemenudisplayed.

•ForWindows10:OpentheStartmenu,clickPower,andthenclickSleep.

Incertaincircumstances,thecomputergoesintosleepmodeautomatically:

•Afteraperiodofinactivityspecifiedinpowerplansettings

•Whenthebatterypowerislow

Hibernationmode

Inhibernationmode,thefollowingoccurs:

•Thesystemstatus,randomaccessmemory(RAM),videorandomaccessmemory(VRAM),andsetup

dataarestoredontheharddiskdriveorsolid-statedrive.

•Thesystemispoweredoff.

Note:Ifthecomputerentersthehibernationmodewhileitisdockedtothedockingstationortheport

replicator,donotundockitbeforeresumingnormaloperation.Ifyoudoundockitandthentrytoresume

normaloperation,youwillgetanerrormessage,andyouwillhavetorestartthesystem.

Ifyouhavedefinedoneofthefollowingactionsastheeventthatcausesthesystemtogointohibernation

mode,performthataction.

•Closingthelid.

•Pressingthepowerbutton.

Also,thecomputergoesintohibernationmodeautomaticallyafteraperiodofinactivityspecifiedinpower

plansettings.

Whenthepoweristurnedon,thecomputerreturnsfromhibernationmodeandresumesoperation.The

hibernationfileinthebootrecordontheharddiskdriveorsolid-statedriveisread,andsystemstatusis

restoredfromtheharddiskdriveorsolid-statedrive.

Symptom-to-FRUindex

Thissectioncontainsfollowinginformation:

•“Numericerrorcodes”onpage34

•“Errormessages”onpage35

•“Beepsymptoms”onpage35

•“No-beepsymptoms”onpage37

•“LCD-relatedsymptoms”onpage37

•“Intermittentproblems”onpage37

•“Undeterminedproblems”onpage38

Thesymptom-to-FRUindexinthissectionlistssymptomsanderrorsandtheirpossiblecauses.Themost

likelycauseislistedfirst,inboldfacetype.

Note:DotheFRUreplacementorotheractionsinthesequenceshowninthecolumnheaded“FRUor

action,insequence.”IfreplacingaFRUdoesnotsolvetheproblem,puttheoriginalpartbackinthe

computer.DonotreplaceanondefectiveFRU.

Chapter4.Relatedserviceinformation33

Thisindexcanalsohelpyoudetermine,duringregularservicing,whatFRUsarelikelytoneedtobe

replacednext.

AnumericerrorisdisplayedforeacherrordetectedinPOSTorsystemoperation.Inthedisplays,ncan

beanynumber.

Ifnonumericcodeisdisplayed,checkthenarrativedescriptionsofsymptoms.Ifthesymptomisnot

describedthere,goto“Intermittentproblems”onpage37.

Note:ForadevicenotsupportedbydiagnosticcodesintheThinkPadnotebookcomputers,seethe

manualforthatdevice.

Numericerrorcodes

Table2.Numericerrorcodes

SymptomorerrorFRUoraction,insequence

0177

BadSVPdata,stopPOSTtask—Thechecksumofthe

supervisorpasswordintheEEPROMisnotcorrect.

Replacethesystemboard.

0183

BadCRCofSecuritySettingsinEFIVariable.Enterthe

ThinkPadSetupprogram.–ThechecksumoftheSecurity

settingsintheEFIVariableisnotcorrect.

1.RuntheThinkPadSetupprogram.Thesettings

willbecorrectedautomatically.Thensavethe

currentsettingsbypressingF10.

2.Replacethesystemboard.

0187

EAIAdataaccesserror—TheaccesstoEEPROMisfailed.

Replacethesystemboard.

0188

InvalidRFIDSerializationInformationArea.

Replacethesystemboard.

0189

InvalidRFIDconfigurationinformationarea—The

EEPROMchecksumisnotcorrect.

Replacethesystemboard.

0190

Criticallow-batteryerror

1.Chargethebatterypack.

2.Replacethebatterypack.

0191

SystemSecurity—InvalidRemoteChangerequested.

1.RuntheThinkPadSetupprogram,andthensave

currentsettingbypressingF10.

2.Replacethesystemboard.

0199

SystemSecurity—Securitypasswordretrycount

exceeded.

1.RuntheThinkPadSetupprogram.Theretrycount

willbereset.Thensavethecurrentsettingsby

pressingF10.

2.Replacethesystemboard.

0270

RealTimeClockError—SystemRealTimeClockisnot

functional.

1.RunThinkPadSetuptoresetthetimeanddate

2.Replacethecoin-cellbatteryandrunThinkPadSetup

toresetthetimeanddate.

0271

CheckDateandTimesettings.

1.RunThinkPadSetuptoresetthetimeanddate

2.Replacethecoin-cellbatteryandrunThinkPadSetup

toresetthetimeanddate.

1802

Unauthorizednetworkcardispluggedin—Turnoffand

removethenetworkcard.

1.Removenetworkcard.

2.Replacethesystemboard.

1820

Morethanoneexternalfingerprintreaderisattached.

Poweroffandremoveallbutthereaderthatyousetup

withinyourmainoperatingsystem.

Removeallbutthereaderthatyousetupforthe

authentication.

34T470pHardwareMaintenanceManual

Table2.Numericerrorcodes(continued)

SymptomorerrorFRUoraction,insequence

2100

DetectionerroronHDD0(MainHDD)

1.Reseattheharddiskdrive.

2.Replacethemainharddiskdrive.

3.Replacethesystemboard.

2103

DetectionerroronSSD1(M.2)

1.ReseattheM.2solid-statedrive.

2.ReplacetheM.2solid-statedrive.

3.Replacethesystemboard.

2110

ReaderroronHDD0(MainHDD)

1.Reseattheharddiskdrive.

2.Replacethemainharddiskdrive.

3.Replacethesystemboard.

2113

ReaderroronSSD1(M.2)

1.ReseattheM.2solid-statedrive.

2.ReplacetheM.2solid-statedrive.

3.Replacethesystemboard.

2200

MachineTypeandSerialNumberareinvalid.

Replacethesystemboard.

2201

MachineUUIDisinvalid

Replacethesystemboard.

Errormessages

Table3.Errormessages

SymptomorerrorFRUoraction,insequence

Fanerror.1.Replacethethermalfanassembly.

2.Applythermalgrease.

3.Replacethesystemboard.

Thermalsensingerror.Replacethesystemboard.

Thebatteryinstalledisnotsupportedbythissystem

andwillnotcharge.Pleasereplacethebatterywiththe

correctLenovobatteryforthissystem.PresstheESC

keytocontinue.

Replacethebatterypack.

Thissystemdoesnotsupportbatteriesthatarenot

genuineLenovomadeorauthorized.Thesystemwill

continuetoboot,butmaynotchargeunauthorized

batteries.PresstheESCkeytocontinue.

Attention:Lenovohasnoresponsibilityforthe

performanceorsafetyofunauthorizedbatteries,and

providesnowarrantiesforfailuresordamagearisingout

oftheiruse.

Replacethebatterypack.

Beepsymptoms

LenovoSmartBeeptechnologyenablesyoutodecodebeeperrorswithyoursmartphonewhenablack

screenoccurswithbeepsfromyourcomputer.TodecodethebeeperrorwithLenovoSmartBeep

technology,dothefollowing:

1.Gotohttps://support.lenovo.com/smartbeeporscanthefollowingQRCode.

Chapter4.Relatedserviceinformation35

2.Downloadtheproperdiagnosticappandinstallitonyoursmartphone.

3.Runthediagnosticappandplacethesmartphonenearthecomputer.

4.PresstheFnkeyonyourcomputertoemitthebeepagain.Thediagnosticappdecodesthebeeperror

andshowspossiblesolutionsonthesmartphone.

Thefollowingsectiondescribessomebeeperrorsandthecorrespondingsolutions.

Note:DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupport

Centerorproductdocumentation.OnlyuseaLenovo-authorizedserviceprovidertorepairyourproduct.

ErrorcodesSolutions

0001:Reseterror(platformresetnotde-asserted)1.Removeallpowerresources(theacpoweradapter,

removablebattery,andcoin-cellbattery).Ifyour

computerhasabuilt-inbattery,resetthecomputer

byinsertingastraightenedpaperclipintothe

emergency-resethole.Waitforoneminute.Then

reconnectallpowerresources.

2.Replacethesystemboard(serviceprovideronly).

0002:InternalbuserrorReplacethesystemboard(serviceprovideronly).

0281:GeneralembeddedcontrollererrorReplacethesystemboard(serviceprovideronly).

0282:Memorymoduleerror1.Reinstallorreplacethememorymodule.

2.Replacethesystemboard(serviceprovideronly).

0283:PCIresourceerror1.RemovePCIedevices(theM.2card,PCIecard,

andsoon)(serviceprovideronly).

2.Replacethesystemboard(serviceprovideronly).

0284:TCG-compliantfunctionality-relatederror(mightbe

theBIOScodevalidationfailure)

Replacethesystemboard(serviceprovideronly).

0285:TCG-compliantfunctionality-relatederror(mightbe

theTPMinitializationfailure)

Replacethesystemboard(serviceprovideronly).

0286:IntegratedgraphicserrorReplacethesystemboard(serviceprovideronly).

0287:Discretegraphicserror1.Reinstallorreplacethediscretegraphicscard

(serviceprovideronly).

2.Replacethesystemboard(serviceprovideronly).

0288:Computerdisplayerror1.Reconnectthedisplaycableonboththesystem

boardsideandthecomputerdisplayside(service

provideronly).

2.Replacethesystemboard(serviceprovideronly).

36T470pHardwareMaintenanceManual

No-beepsymptoms

Table4.No-beepsymptoms

SymptomorerrorFRUoraction,insequence

Nobeep,power-onindicatoron,LCDblank,andno

POST.

1.Ensurethateveryconnectorisconnectedtightly

andcorrectly.

2.Reseatmemorymodule.

3.Replacethesystemboard.

Nobeep,power-onindicatoron,andLCDblankduring

POST.

1.Reseatmemorymodule.

2.Replacethesystemboard.

Thepower-onpasswordpromptappears.Apower-onpasswordorasupervisorpasswordisset.

TypethepasswordandpressEnter.

Theharddiskpasswordpromptappears.Aharddiskpasswordisset.Typethepasswordand

pressEnter.

LCD-relatedsymptoms

Important:TheTFTLCDforthenotebookcomputercontainsmanythin-filmtransistors(TFTs).The

presenceofasmallnumberofdotsthataremissing,discolored,oralwayslightedischaracteristicofTFT

LCDtechnology,butexcessivepixelproblemscancauseviewingconcerns.IftheLCDyouareservicinghas

twoorlessvisibledefectivepixels,itshouldnotbeconsideredfaulty.However,iftheLCDhasthreeormore

visibledefectivepixels,itwillbedeemedasdefectivebyLenovoanditshouldbereplaced.

Notes:

•ThispolicyappliestoallThinkPadnotebookspurchasedon1January,2008orlater.

•LenovowillnotprovidewarrantyreplacementiftheLCDiswithinspecificationsbecausewecannot

guaranteethatanyreplacementLCDwillhavezeropixeldefects.

•OnepixelconsistsofR,G,Bsub-pixels.

Table5.LCD-relatedsymptoms

SymptomorerrorFRUoraction,insequence

Nobeep,power-onindicatoron,andablankLCDduring

POST.

Replacethesystemboard.

•LCDbacklightnotworking.

•LCDtoodark.

•LCDbrightnesscannotbeadjusted.

•LCDcontrastcannotbeadjusted.

1.ReseattheLCDcable.

2.ReplacetheLCDunit.

3.Replacethesystemboard.

•LCDscreenunreadable.

•Charactersmissingpixels.

•Screenabnormal.

•Wrongcolordisplayed.

1.Seeimportantnotefor“LCD-relatedsymptoms.”

2.ReseatallLCDcable.

3.ReplacetheLCDunit.

4.Replacethesystemboard.

HorizontalorverticallinesdisplayedonLCD.ReplacetheLCDunit.

Intermittentproblems

Intermittentsystemhangproblemscanbeduetoavarietyofcausesthathavenothingtodowithahardware

defect,suchascosmicradiation,electrostaticdischarge,orsoftwareerrors.FRUreplacementshouldbe

consideredonlywhenaproblemrecurs.

Whenanalyzinganintermittentproblem,dothefollowing:

1.Runthediagnostictestforthesystemboardinloopmodeatleast10times.

Chapter4.Relatedserviceinformation37

2.Ifnoerrorisdetected,donotreplaceanyFRUs.

3.Ifanyerrorisdetected,replacetheFRUshownbytheFRUcode.Rerunthetesttoverifythatno

moreerrorsexist.

Undeterminedproblems

Ifthediagnostictestsdidnotidentifytheadapterordevicethathasfailed,ifwrongdevicesareinstalled,

orifthesystemsimplyisnotoperating,followtheseprocedurestoisolatethefailingFRU(donotisolate

FRUsthathavenodefects).

Verifythatallattacheddevicesaresupportedbythecomputer.

Verifythatthepowersupplybeingusedatthetimeofthefailureisoperatingcorrectly.See“Powersystem

checkout”onpage26.

1.Turnoffthecomputer.

2.VisuallycheckeachFRUfordamage.ReplaceanydamagedFRU.

3.Removeordisconnectallofthefollowingdevices:

a.Non-ThinkPaddevices

b.Devicesattachedtothedockingstationortheportreplicator

c.Printer,mouse,andotherexternaldevices

d.Batterypack

e.Harddiskdriveorsolid-statedrive

f.Externaldiskettedriveoropticaldrive

g.Memorymodule

h.PCcards

4.Turnonthecomputer.

5.Determinewhethertheproblemhasbeensolved.

6.Iftheproblemdoesnotrecur,reconnecttheremoveddevicesoneatatimeuntilyoufindthefailingFRU.

7.Iftheproblemremains,replacethefollowingFRUsoneatatime(donotreplaceanondefectiveFRU):

a.Systemboard

b.LCDunit

38T470pHardwareMaintenanceManual

Chapter5.Functionkeys

Thefollowinglistdescribesthefunctionsoffunctionkeysandkeycombinations.

•+SwitchthekeyfunctionbetweenthestandardF1–F12functionandthespecialfunction

printedasanicononeachkey.WhentheFnLockindicatorisoff,youcanusethedefaultfunction.You

canchangethedefaultfunctionintheKeyboardPropertieswindow.

•Muteorunmutethespeakers.

Ifyoumutethesoundandturnoffyourcomputer,thesoundwillremainmutedwhenyouturnonyour

computer.Toturnonthesound,pressor.

•Decreasethespeakervolume.

•Increasethespeakervolume.

•Muteorunmutethemicrophones.

•Darkenthecomputerdisplay.

•Brightenthecomputerdisplay.

•Manageexternaldisplays.

•Enableordisablethebuilt-inwirelessfeatures.

•OpentheSettingswindow.

•Enableordisablethebuilt-inBluetoothfeatures.

•Openakeyboardsettingpage.

•Invokethefunctiondefinedbyyourself.Ifnofunctionisdefined,pressthiskeytoopenthe

Cortanapersonalassistant.

TodefineorchangetheactionfortheF12key,dothefollowing:

1.OpentheLenovoSettingsprogram.

2.Clicktheinputicon.

3.LocatetheKEYBOARD:USER-DEFINEDKEYsectionandfollowtheinstructionsonthescreento

completethesetting.

OntheInputpage,youcanalsodefinedifferentfunctionsforthekeycombinationswithF12,suchas

Shift+F12,Alt+F12,orCtrl+F12.

•Fn+B:ThiskeycombinationhasthesamefunctionastheBreakkeyonaconventionalexternalkeyboard.

•Fn+K:ThiskeycombinationhasthesamefunctionastheScrLKorScrollLockkeyonaconventional

externalkeyboard.

•Fn+P:ThiskeycombinationhasthesamefunctionasthePausekeyonaconventionalexternalkeyboard.

•Fn+S:ThiskeycombinationhasthesamefunctionastheSysRqkeyonaconventionalexternalkeyboard.

•Fn+4:PressFn+4toputthecomputerintosleepmode.Towakeupthecomputer,pressanykeyor

thepowerbutton.

©CopyrightLenovo201739

40T470pHardwareMaintenanceManual

Chapter6.Locations

Thischapterintroducesthelocationsofthehardwarecomponentsonyourcomputer.

Locatingcomputercontrols,connectors,andindicators

Thistopicintroducesthelocationsofthecomputercontrols,connectors,andindicators.

Frontview

1Camera(availableonsomemodels)2Microphones(availableonsomemodels)

3Powerbutton4Fingerprintreader

5TrackPoint®pointingstick6Trackpad

7Media-cardslot8TrackPointbuttons

9Screen(multi-touchavailableonsomemodels)

Sideviews

1acpowerconnector2AlwaysOnUSB3.0connector

3Fanlouvers4Audioconnector

5Smart-cardslot(availableonsomemodels)

©CopyrightLenovo201741

1Micro-SIM-cardslot2USB3.0connectors

3Ethernetconnector4MiniDisplayPort®connector

5HDMI™connector6Security-lockslot

Bottomview

1Removablebattery2Dockingstationconnector(availableonsomemodels)

3Keyboarddrainageholes4Speakers

42T470pHardwareMaintenanceManual

Statusindicators

1Camerastatusindicator

Whenthisindicatorison,thecameraisinuse.

27Systemstatusindicators

TheindicatorintheThinkPadlogoonthecomputerlidandtheindicatorinthepowerbuttonshowthe

systemstatusofyourcomputer.

•Blinksforthreetimes:Thecomputerisinitiallyconnectedtopower.

•On:Thecomputerison(innormalmode).

•Off:Thecomputerisofforinhibernationmode.

•Blinksquickly:Thecomputerisenteringsleeporhibernationmode.

•Blinksslowly:Thecomputerisinsleepmode.

Chapter6.Locations43

3CapsLockindicator

Whenthisindicatorison,youcantypeuppercaselettersbydirectlypressingtheletterkeys.

4FnLockindicator

ThisindicatorshowsthestatusofFnLockfunction.Formoreinformation,seeChapter5“Functionkeys”

onpage39.

5Speaker-muteindicator

Whenthisindicatorison,thespeakersaremuted.

6Microphone-muteindicator

Whenthisindicatorison,themicrophonesaremuted.

8acpowerstatusindicator

Thisindicatorshowstheacpowerandbatterypowerstatusofthecomputer.

•Green:connectedtoacpower(batterypower80%–100%)

•Yellow:connectedtoacpower(batterypower0%–80%)

•Off:notconnectedtoacpower

LocatingFRUsandCRUs

Thistopicintroducesthefollowingserviceparts:

•“MajorFRUsandCRUs”onpage45

•“LCDFRUs”onpage47

•“Miscellaneousparts”onpage48

Notes:

•CRUstatementforcustomers:

Youcanresolvesomeproblemswithyourproductwithareplacementpartyoucaninstallyourself,calleda

“CustomerReplaceableUnit”or“CRU.”Installationofself-serviceCRUsisyourresponsibility.Ifyouintend

oninstallingtheCRU,LenovowillshiptheCRUtoyou.CRUinformationandreplacementinstructionsare

shippedwithyourproductandareavailablefromLenovoatanytimeuponrequest.Y oucanfindalistofCRUs

foryourproductinthisHardwareMaintenanceManual.Anelectronicversionofthismanualcanbefoundat

http://www.lenovo.com/support.ClickGuides&Manualsandthenfollowtheon-screeninstructionstofind

themanualforyourproduct.YoumightberequiredtoreturnthedefectivepartthatisreplacedbytheCRU.

Whenreturnisrequired:(1)returninstructions,aprepaidshippinglabel,andacontainerwillbeincludedwith

thereplacementCRU;and(2)youmightbechargedforthereplacementCRUifLenovodoesnotreceivethe

defectiveCRUwithinthirty(30)daysofyourreceiptofthereplacementCRU.SeeyourLenovoLimitedWarranty

documentationforfulldetails.

ThinkPadcomputerscontainthefollowingtypesofCRUs:

–Self-serviceCRUs:Refertopartsthatcanbeinstalledorreplacedeasilybycustomerthemselvesorbytrained

servicetechniciansatanadditionalcost.

–Optional-serviceCRUs:Refertopartsthatcanbeinstalledorreplacedbycustomerswithagreaterskilllevel.

Trainedservicetechnicianscanalsoprovideservicetoinstallorreplacethepartsunderthetypeofwarranty

designatedforthecustomer’smachine.

•FRUs:Refertopartsthatmustbeinstalledorreplacedonlybytrainedservicetechnicians.Ifcustomerschooseto

replacetheFRUsbythemselves,theproductwarrantymightbeaffected.

•EachFRU/CRUisavailableforalltypesormodels,unlessotherwisespecified.

•ASelf-serviceCRUisidentifiedbyasingleasterisk(*)intheCRUIDcolumn.AnOptional-serviceCRUisidentified

bytwoasterisks(**).AnNintheCRUIDcolumnmeansthatthepartisnotaCRU.

•FRUsmarkedwithOPareavailableasoptions.

44T470pHardwareMaintenanceManual

MajorFRUsandCRUs

Chapter6.Locations45

Table6.MajorFRUsandCRUs

No.FRUdescriptionFRUID

1LCDunit(see“LCDFRUs”onpage47)N

2Keyboard**

3Keyboardbezelassemblywith:

7Fingerprintreaderbracket

8Fingerprintreadercable

9Fingerprintreadercard

N

4DockingconnectorbracketN

5SystemboardN

6HDMIcardN

10Memorymodule*

11M.2solid-statedriveadapter*

12M.2solid-statedrive*

132.5-inchstoragedrive*

14SpeakerassemblyN

15Battery*

16Basecoverassembly*

17Micro-SIM-cardtray(availableonsomemodels)*

18DummySIM-cardcover(availableonsomemodels)N

19RecoveryUSBN

20Miscellaneousparts(see“Miscellaneousparts”onpage48)N

21Powercord*

22acpoweradapter*

23Keyboardrubbers*

24Coin-cellbattery**

25WirelessWANcard**

26WirelessLANcard**

27Smart-card-readerbracketN

28Smart-card-readercableN

29SmartcardreaderN

30DummysmartcarddoorN

31AudiocardN

32ThermalfanassemblyN

33USBcard**

34USBcardcableN

35DC-incableassemblyN

36TrackpadcableN

37TrackpadN

46T470pHardwareMaintenanceManual

LCDFRUs

Chapter6.Locations47

Table7.LCDFRUs

No.FRUdescriptionsFRUID

1LCDbezelN

2Camera/microphonecardN

3LCDpanelN

4AntennakitN

5LCDhingesN

6LCDrearcoverassemblyN

7LCDcableN

Miscellaneousparts

Table8.Miscellaneouspart

FRUdescriptionsFRUID

Screwkit

•M2.0xL4.0,black(4)

•M2.0xL3.0,black(25)

•M2.0xL4.0,black(5)

•M2.0xL3.0,silver(4)

•M2.5xL6.0,black(5)

•M2.5xL2.5,flathead,silver(6)

N

LabelkitN

Connectorandcableguide

ThissectionprovidesinformationforLenovoauthorizedservicetechnicianstohelpidentifyconnectorsand

cablesforreplacementpurpose.TovieweachFRUandtheexplodedillustrationofthecomputer,see“Major

FRUsandCRUs”onpage45and“LCDFRUs”onpage47.

Note:Dependingonyourmodel,someconnectorsorcablesmightnotbeavailable.

Systemboardconnectorsandcables

48T470pHardwareMaintenanceManual

ItemConnector/slot(location)Internalcable

required

Cable/partconnection

1WirelessLANcardslot(internal)NoInsertthewirelessLANcardintothisslot.

2Batteryconnector(external)NoConnectthebatterydirectlytothisconnector.

3Dockingconnector(external)NoConnectasupporteddockingstationtoyour

computerthroughthisconnector.

4DC-inconnector(internal)DC-incableThepowerconnectorofthecomputercomes

withthedc-incable.Connectthecabletothis

connector.

5USBcardconnector(internal)USBcardcableConnectoneendtotheUSBcardandtheother

endtothisconnector.

6LCDconnector(internal)LCDcable

assembly

Connectoneendtothisconnector,oneend

totheLCDpanel,andtheotherendtothe

camera/microphonecard.

7Coin-cellbatteryconnector

(internal)

Coin-cellbattery

cable

Thecoin-cellbatterycomeswithcable.Connect

thecabletothisconnector.

8Smart-card-readerconnector

(internal)

Smart-card-reader

cable

Connectoneendtothesmartcardreaderand

theotherendtothisconnector.

9Speakerconnector(internal)Speakerassembly

cable

Thespeakerassemblycomeswithcable.

Connectthecabletothisconnector.

10Thermalfanconnector(internal)Thermalfan

assemblycable

Thethermalfanassemblycomeswithcable.

Connectthecabletothisconnector.

11Memorymoduleslot(internal)NoInsertthememorymoduleintothisslot.

12Storagedriveconnector

(internal)

NoConnectthestoragedrivetothisconnector

directly.

13Trackpadconnector(internal)TrackpadcableThekeyboardbezelassemblycomeswith

trackpadcable.Connectthecabletothis

connector.

14WirelessWANcardconnector

(internal)

NoInsertthewirelessWANcardintothisslot.

15Fingerprintreaderconnector

(internal)

Fingerprintreader

cable

Thekeyboardbezelassemblycomeswith

fingerprintreadercable.Connectthecableto

thisconnector.

16USB3.0connectors(external)NoConnectUSB-compatibledevicestothis

connector.

Chapter6.Locations49

ItemConnector/slot(location)Internalcable

required

Cable/partconnection

17Ethernetconnector(external)NoConnectthecomputertoaLANthroughthis

connector.

18MiniDisplayPortconnector

(external)

NoConnectacompatibleprojector,externalmonitor,

orhigh-definitiontelevisiontothisconnector.

19HDMIcardconnector(internal)NoConnecttheHDMIcardtothisconnectordirectly.

20Keyboardconnector(internal)KeyboardcableThekeyboardassemblycomeswithkeyboard

cable.Connectthecabletothisconnector.

21TrackPointconnector(internal)TrackPointcableThekeyboardassemblycomeswithTrackPoint

cable.Connectthecabletothisconnector.

22Audiocardconnector(internal)NoConnecttheaudiocardtothisconnectordirectly.

Camera/microphonecardconnectorandcable

ItemConnector(location)Internalcable

required

Cableconnection

1Camera/LEDconnector(internal)LCDcable

assembly

Connectoneendtothisconnector,oneendto

theLCDpanel,andtheotherendtothesystem

board.

Audiocardconnectorsandcables

ItemConnector(location)Internalcable

required

Cableconnection

1Audiocardconnector(internal)NoConnecttothesystemboarddirectly

2Audioconnector(external)NoConnectheadphonesoraheadsetwith3.5-mm

(0.14-inch)4-poleplugtothisconnector.

HDMIcardconnectorsandcables

50T470pHardwareMaintenanceManual

ItemConnector(location)Internalcable

required

Cableconnection

1HDMIconnector(external)NoConnectacompatibledigitalaudiodeviceor

videomonitortothisconnector.

2HDMIcardconnector(internal)NoConnecttothesystemboarddirectly.

USBcardconnectorsandcables

ItemConnector(location)Internalcable

required

Cableconnection

1USBcardconnectorUSBcardcableConnectoneendtothesystemboardandthe

otherendtothisconnector.

2Always-onUSB3.0connector

(external)

NoConnectUSB-compatibledevicestothis

connector.

LookingupFRUinformation

FordetailedFRUinformation,includingpartnumbers,descriptions,andsubstitutionpartnumbers,goto:

http://www.lenovo.com/serviceparts-lookup

Chapter6.Locations51

52T470pHardwareMaintenanceManual

Chapter7.FRUreplacementnotices

Thischapterpresentsnoticesrelatedtoremovingandreplacingparts.Readthischaptercarefullybefore

replacinganyFRU.

CRUstatementforcustomers:

Youcanresolvesomeproblemswithyourproductwithareplacementpartyoucaninstallyourself,called

a“CustomerReplaceableUnit”or“CRU.”SomeCRUsaredesignatedasself-serviceCRUsandothers

aredesignatedasoptional-serviceCRUs.Installationofself-serviceCRUsisyourresponsibility.For

optional-serviceCRUs,youcaneitherinstalltheCRUyourselforyoucanrequestthataServiceProvider

installtheCRUaccordingtothewarrantyserviceforyourproduct.IfyouintendoninstallingtheCRU,

LenovowillshiptheCRUtoyou.CRUinformationandreplacementinstructionsareshippedwithyour

productandareavailablefromLenovoatanytimeuponrequest.YoucanfindalistofCRUsforyour

productinthisHardwareMaintenanceManual.Anelectronicversionofthismanualcanbefoundat

http://www.lenovo.com/support.ClickGuides&Manualsandthenfollowtheon-screeninstructionstofind

themanualforyourproduct.YoumightberequiredtoreturnthedefectivepartthatisreplacedbytheCRU.

Whenreturnisrequired:(1)returninstructions,aprepaidshippinglabel,andacontainerwillbeincluded

withthereplacementCRU;and(2)youmightbechargedforthereplacementCRUifLenovodoesnot

receivethedefectiveCRUwithinthirty(30)daysofyourreceiptofthereplacementCRU.SeeyourLenovo

LimitedWarrantydocumentationforfulldetails.

Screwnotices

Loosescrewscancauseareliabilityproblem.IntheThinkPadnotebookcomputer,thisproblemisaddressed

withspecialnylon-coatedscrewsthathavethefollowingcharacteristics:

•Theymaintaintightconnections.

•Theydonoteasilycomeloose,evenwithshockorvibration.

•Theyarehardertotighten.

Dothefollowingwhenyouservicethismachine:

•Keepthescrewkitinyourtoolbag.Forthepartnumberofthescrewkit,goto

http://www.lenovo.com/serviceparts-lookup.

•Itisrecommendedtousenewscrews.

•Itisrecommendedtouseeachscrewonlyonce.

Tightenscrewsasfollows:

•Plastictoplastic

Turnanadditional90degreesafterthescrewheadtouchesthesurfaceoftheplasticpart.

90degreesmore

(Cross-section)

•Logiccardtoplastic

Turnanadditional180degreesafterthescrewheadtouchesthesurfaceofthelogiccard.

©CopyrightLenovo201753

180degreesmore

(Cross-section)

Notes:

•Ensurethatyouusethecorrectscrew.Itisrecommendedtousenewscrewsforreplacements.Ifyou

haveatorquescrewdriver,tightenallscrewsfirmlytothetorquespecifiedinthescrewinformation

tableforeachstep.

•Ensurethattorquescrewdriversarecalibratedcorrectlyfollowingcountryspecifications.

Retainingserialnumbers

Thistopicprovidesinstructionsonthefollowing:

•“Restoringtheserialnumberofthesystemunit”onpage54

•“RetainingtheUUID”onpage55

Restoringtheserialnumberofthesystemunit

Whenthecomputerwasmanufactured,theEEPROMonthesystemboardwasloadedwiththeserial

numbersofthesystemandallmajorcomponents.Thesenumbersneedtoremainthesamethroughout

thelifeofthecomputer.

Ifyoureplacethesystemboard,youmustrestoretheserialnumberofthesystemunittoitsoriginalvalue.

Theserialnumberofthesystemunitiswrittenonthelabelattachedtothebottomofthecomputer.

Ifyoucannotfindtheserialnumberofthesystemunitonthebottomofthecomputer,trythefollowing

methodtogetthenumber:

Note:Beforeyouperformtheoperation,ensurethattheUEFI/LegacysettingwithintheStartupmenuin

theThinkPadSetupprogramissettoUEFIOnly.

1.ConnectaUSBmemorykeytothecomputer.

2.Gotohttp://www.lenovo.com/maintenanceutilitiesandfollowtheinstructionsonthescreentocreatea

MaintenanceKey.

Note:OnlyanauthorizedLenovoservicetechniciancanaccesstheaboveWebsite.

3.Restartthecomputer.

4.Whenthelogoisdisplayed,pressEsc.TheThinkPadConfigInformationUpdateUtilityinterfaceis

displayed.

5.Type1underEntertheactiondesired,thenpressEnter.TheThinkPadSerialNumberUpdateUtilityfor

AssetIDscreenisdisplayed.

6.Type2underEntertheactiondesired,thenpressEnter.Theserialnumberofeachdeviceinyour

computerisdisplayed;theserialnumberofthesystemunitislistedasfollows:

20-Serialnumber

7.Recordtheserialnumberofthesystemunit.

Afteryoureplacethesystemboard,dothefollowingtorestoretheserialnumberofthesystemunit:

1.ConnecttheMaintenanceKeytothecomputer.

54T470pHardwareMaintenanceManual

2.Whenthelogoisdisplayed,pressEsc.TheThinkPadConfigInformationUpdateUtilityinterfaceis

displayed.

3.Type1underEntertheactiondesired,thenpressEnter.TheThinkPadSerialNumberUpdateUtilityfor

AssetIDscreenisdisplayed.

4.Type1underEntertheactiondesired,thenpressEnter.Thenfollowtheinstructionsonthescreen

torestoretheserialnumberofthesystemunit.

RetainingtheUUID

TheUniversallyUniqueIdentifier(UUID)isa128-bitnumberuniquelyassignedtoyourcomputerat

productionandstoredintheEEPROMofyoursystemboard.

ThealgorithmthatgeneratesthenumberisdesignedtoprovideuniqueIDsuntiltheyearA.D.3400.Notwo

computersintheworldhavethesamenumber.

Whenyoureplacethesystemboard,performthefollowingstepstocreateanewUUIDforthesystem

boardifthesystemboarddoesnothaveaUUID:

Note:Beforeyouperformtheoperation,ensurethattheUEFI/LegacysettingwithintheStartupmenuin

theThinkPadSetupprogramissettoUEFIOnly.

1.ConnectaUSBmemorykeytothecomputer.

2.Gotohttp://www.lenovo.com/maintenanceutilitiesandfollowtheinstructionsonthescreentocreatea

MaintenanceKey.

Note:OnlyanauthorizedLenovoservicetechniciancanaccesstheaboveWebsite.

3.Restartthecomputer.

4.Whenthelogoscreenisdisplayed,pressEsc.TheThinkPadConfigInformationUpdateUtilityinterface

isdisplayed.

5.Type2underEntertheactiondesired,thenpressEnter.TheAutoUUIDgenerationutilityinterfaceis

displayed.

6.TypeyunderChangeUUID.OK?[Y/N],thenpressEnter.AnewUUIDiscreatedandwritten.Ifa

validUUIDalreadyexists,itisnotoverwritten.

ReadingorwritingtheECAinformation

InformationonEngineeringChangeAnnouncements(ECA)isstoredintheEEPROMofthesystemboard.

TheelectronicstorageofthisinformationsimplifiestheproceduretocheckiftheECAhasbeenpreviously

appliedtoamachine.ThemachinedoesnotneedtobedisassembledtocheckfortheECAapplication.

TocheckwhatECAshavebeenpreviouslyappliedtothemachine,usetheECAInformationRead/Write

functionontheLENOVOThinkPadHardwareMaintenanceDisketteorMaintenanceKey.

1.InsertthelatestversionofLENOVOThinkPadHardwareMaintenanceDisketteorMaintenanceKey,

andthenrestartthecomputer.

2.Fromthemainmenu,select6.SetECAInformation.

3.ToreadtheECAinformation,select2.ReadECA/reworknumberfromEEPROMandfollowthe

instructionsonthescreen;Toreadboxbuilddate,select5.ReadboxbuilddatefromEEPROM,and

followtheinstructionsonthescreen.

AfteranECAhasbeenappliedtothemachine,theEEPROMmustbeupdatedtoreflecttheECA's

application.UsethelatestversionofLENOVOThinkPadHardwareMaintenanceDisketteorMaintenance

KeytoupdatetheEEPROM.

Note:OnlytheECAnumberisstoredintheEEPROM.ThemachinetypeoftheECAisassumedtobethe

sameasthemachinetypeofthemachinethathadtheECAappliedtoit.

Chapter7.FRUreplacementnotices55

1.InsertthelatestversionofLENOVOThinkPadHardwareMaintenanceDisketteorMaintenanceKey,

andthenrestartthecomputer.

2.Fromthemainmenu,select6.SetECAInformation.

3.TowritetheECAinformation,select1.WriteECA/reworknumberfromEEPROM,andfollowthe

instruction;Towriteboxbuilddate,select4.WriteboxbuilddatefromEEPROM,andfollowthe

instructiononthescreen.

Ifthesystemboardisbeingreplaced,trytoreadtheECAinformationfromtheoldsystemboardandtransfer

theinformationtothenewsystem.Ifthesystemboardisinoperable,thiswillnotbepossible.

56T470pHardwareMaintenanceManual

Chapter8.RemovingorreplacingaFRU

ThischapterprovidesinstructionsonhowtoremoveorreplaceaFRU.

CRUstatementforcustomers:

Youcanresolvesomeproblemswithyourproductwithareplacementpartyoucaninstallyourself,called

a“CustomerReplaceableUnit”or“CRU.”SomeCRUsaredesignatedasself-serviceCRUsandothers

aredesignatedasoptional-serviceCRUs.Installationofself-serviceCRUsisyourresponsibility.For

optional-serviceCRUs,youcaneitherinstalltheCRUyourselforyoucanrequestthataServiceProvider

installtheCRUaccordingtothewarrantyserviceforyourproduct.IfyouintendoninstallingtheCRU,

LenovowillshiptheCRUtoyou.CRUinformationandreplacementinstructionsareshippedwithyour

productandareavailablefromLenovoatanytimeuponrequest.Y oucanfindalistofCRUsforyourproduct

inthisHardwareMaintenanceManual.Anelectronicversionofthismanualisavailablefordownloadingat

http://www.lenovo.com/support.YoumightberequiredtoreturnthedefectiveCRU.Whenreturnisrequired:

(1)returninstructions,aprepaidshippinglabel,andacontainerwillbeincludedwiththereplacement

CRU;and(2)youmightbechargedforthereplacementCRUifLenovodoesnotreceivethedefective

partwithinthirty(30)daysofyourreceiptofthereplacementCRU.SeeyourLenovoLimitedWarranty

documentationforfulldetails.

Generalguidelines

WhenremovingorreplacingaFRU,besuretoobservethefollowinggeneralguidelines:

1.Donottrytoserviceanycomputerunlessyouhavebeentrainedandcertified.Anuntrainedpersonruns

theriskofdamagingparts.

2.BeforereplacinganyFRU,reviewChapter7“FRUreplacementnotices”onpage53.

3.BeginbyremovinganyFRUsthathavetoberemovedbeforereplacingthefailingFRU.AnysuchFRUs

arelistedatthebeginningofeachFRUreplacementsection.Removethemintheorderinwhichthey

arelisted.

4.FollowthecorrectsequenceinthestepsforremovingaFRU,asgivenintheillustrationsbythe

numbersinsquarecallouts.

5.Whenturningascrew,turnitinthedirectionasgivenbythearrowintheillustration.

6.WhenremovingaFRU,moveitinthedirectionasgivenbythearrowintheillustration.

7.ToputthenewFRUinplace,reversetheremovalprocedureandfollowanynotesthatpertainto

replacement.

8.WhenreplacingaFRU,usethecorrectscrewsasshowninthereplacementprocedures.

DANGER

BeforeremovinganyFRU,turnoffthecomputer,unplugallpowercordsfromelectricaloutlets,and

thendisconnectanyinterconnectingcables.

Attention:AfterreplacingaFRU,donotturnonthecomputeruntilyouhavemadesurethatallscrews,

springs,andothersmallpartsareinplaceandnonearelooseinsidethecomputer.Verifythisbyshaking

thecomputergentlyandlisteningforrattlingsounds.Metallicpartsormetalflakescancauseelectrical

shortcircuits.

Attention:Thesystemboardissensitiveto,andcanbedamagedby,electrostaticdischarge(ESD).

Beforetouchingit,establishpersonalgroundingbytouchingagroundpointwithonehandorbyusingan

electrostaticdischargestrap.

©CopyrightLenovo201757

1010Micro-SIM-cardtray

Removalstepsofthemicro-SIM-cardtray

2

1

1020Batterypack

Importantnoticesforreplacingabatterypack

Attention:Lenovohasnoresponsibilityfortheperformanceorsafetyofunauthorizedbatteries,and

providesnowarrantiesforfailuresordamagearisingoutoftheiruse.

TheLenovoSolutionCenterprogramprovidesanautomaticbatterydiagnostictestthatdeterminesifthe

batterypackisdefective.AbatterypackFRUshouldnotbereplacedunlessthisdiagnostictestshows

thatthebatteryisdefective.Theonlyexceptiontothisisifthebatterypackisphysicallydamagedora

customerisreportingapossiblesafetyissue.

IftheLenovoSolutionCenterprogramisnotinstalledonthecomputer,thecustomershoulddownloadand

installtheprogramtodiagnosethebatterypack,beforegettinganon-physicallydamagedbatterypack

replaced.Notethatthereplacementofaphysicallydamagedbatterypackisnotcoveredbythewarranty.

Removalstepsofthebatterypack

DANGER

Useonlytheauthorizedbatteryspecifiedforyourcomputer.Anyotherbatterycouldigniteor

explode.

58T470pHardwareMaintenanceManual

1

1

2

1

2

1030Keyboardrubbers

Foraccess,removethisFRU:

•“1020Batterypack”onpage58

Removalstepsofthekeyboardrubbers

1040Keyboard

Foraccess,removetheseFRUsinorder:

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

Removalstepsofthekeyboard

Note:Donotpressorholdthekeyswhileslidingthekeyboardframe.Otherwise,thekeyboardframe

cannotbemoved.

Chapter8.RemovingorreplacingaFRU59

1

2

3

4

60T470pHardwareMaintenanceManual

5

10

6

8

9

7

5

Wheninstalling

1

6

7

3

5

4

2

Chapter8.RemovingorreplacingaFRU61

8

8

9

62T470pHardwareMaintenanceManual

10

11

11

Note:Donotpressandholdthekeyswhileslidingthekeyboardframe.Otherwise,thekeyboardframe

cannotbemoved.

Chapter8.RemovingorreplacingaFRU63

12

13

1050Basecoverassembly

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

Note:Dependingonthecomputermodel,yourcomputermightlookdifferentfromtheillustrationsin

thistopic.

Removalstepsofthebasecoverassembly

Note:Loosenthescrews1.Thescrews1cannotberemoved.

64T470pHardwareMaintenanceManual

2

2

2

2

2

2

2

2

2

2

2

2

2

2

1

3

Applyinglabelstothebasecoverassembly:

Thefollowingillustrationandtableshowthelabelareasandwhatlabelsareappliedineacharea.

123

4

5

6

7

8

9

Label

area

Labelsinthearea

1Systemlabel

GEOlabelUS/LA/AP/JP/Taiwan/EMEA/Korea

Koreasafetylabel

Batteryinformationlabel

TaiwanwirelessWANlabel

IndonesiaPostellabel

FCC/IClabel

Indonesiaratinglabel

ArgentinaCNClabel

Chapter8.RemovingorreplacingaFRU65

Label

area

Labelsinthearea

IsraelHomologationlabel

ChinaGEOlabel,CECPandnon-CECP

2WirelessWANMAClabel

3NFCFCClabel

4Wirelesslabelforspecialbid

5CECPlabel

6IndiaBISlabel

7IMEIlabel

8ICASAlabel

ChinaT elcomlabel

ChinawirelessWANlabel

BrazilAnatellabel

MalaysiaSIRIMlabel

Argentinaadapterlabel

9Assettag

1060DummySIM-cardcover

Foraccess,removetheseFRUsinorder:

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

RemovalstepsofthedummySIM-cardcover

1070Storagedrive

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

66T470pHardwareMaintenanceManual

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

Attention:

•Donotdropthedriveorapplyanyphysicalshocktoit.Thedriveissensitivetophysicalshock.Improper

handlingcancausedamageandpermanentlossofdata.

•Beforeremovingthedrive,havetheusermakeabackupcopyofalltheinformationonitifpossible.

•Neverremovethedrivewhilethesystemisoperatingorinsuspendmode.

Removalstepsofthe2.5-inchstoragedrive

1

StepScrew(quantity)ColorTorque

1M2×3mm,flat-head,nylon-coated(1)Black0.181Nm

(1.85kgf-cm)

2

Chapter8.RemovingorreplacingaFRU67

RemovalstepsoftheM.2solid-statedriveinthestoragedrivebay

1

StepScrew(quantity)ColorTorque

1M2×3mm,flat-head,nylon-coated(1)Black0.181Nm

(1.85kgf-cm)

2

3 3

4

68T470pHardwareMaintenanceManual

StepScrew(quantity)ColorTorque

3M2×3mm,flat-head,nylon-coated(2)Black0.181Nm

(1.85kgf-cm)

5

StepScrew(quantity)ColorTorque

5M2×3mm,flat-head,nylon-coated(1)Black0.181Nm

(1.85kgf-cm)

6

1080WirelessLANcard

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

Chapter8.RemovingorreplacingaFRU69

RemovalstepsoftheWirelessLANcard

1

2

3

StepScrew(quantity)ColorTorque

2M2×3mm,flat-head,nylon-coated(1)Black0.181Nm

(1.85kgf-cm)

Wheninstalling:

Plugthegraycableintothemainconnector,andplugtheblackcableintotheauxiliaryconnector.

1090WirelessWANcard

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

70T470pHardwareMaintenanceManual

RemovalstepsofthewirelessWANcard

1

1

23

StepScrew(quantity)ColorTorque

2M2×3mm,flat-head,nylon-coated(1)Black0.181Nm

(1.85kgf-cm)

Wheninstalling:

Plugtheredcableintothemainconnectorandthebluecableintotheauxiliaryconnector.

1100Memorymodule

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

Chapter8.RemovingorreplacingaFRU71

Removalstepsofthememorymodule

Wheninstalling:

Insertthenotchedendofthememorymoduleintothememoryslotatanangleofabout25degrees.Press

thememorymoduleinfirmly,andpivotitdownwarduntilitsnapsintoplace.Ensurethatthememory

moduleisfirmlyinstalledintheslotanddoesnotmoveeasily.

1110Coin-cellbattery

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

DANGER

Useonlytheauthorizedbatteryspecifiedforyourcomputer.Anyotherbatterycouldigniteor

explode.

72T470pHardwareMaintenanceManual

Removalstepsofthecoin-cellbattery

1

2

1120Thermalfanassembly

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

Removalstepsofthethermalfanassembly

Notes:

•Loosenthescrews3inascendingalphabeticalorderasillustrated.Thescrews3cannotberemoved.

•Dependingonthemodel,yourthermalfanassemblymightlookdifferentfromtheillustration.

Chapter8.RemovingorreplacingaFRU73

3a

3d

3e

3c

3b

1

2

4

Wheninstalling:Beforeyouattachthethermalfanassemblytothecomputer,applythermalgreaseatan

amountof0.2gramsfirst.Eithertoomuchortoolessapplicationofgreasecancauseathermalproblem

duetoimperfectcontactwithacomponent.Forthenewthermalfanassembly,youmustpeelthethin

filmofffromtherubbers.

1130USBcardandUSB-cardcable

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

74T470pHardwareMaintenanceManual

RemovalstepsoftheUSBcardandtheUSB-cardcable

3

1

2

4

5

5

StepScrew(quantity)ColorTorque

5M2×3mm,flat-head,nylon-coated(2)Black0.181Nm

(1.85kgf-cm)

Chapter8.RemovingorreplacingaFRU75

6

1140dc-incableassembly

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

Removalstepsofthedc-incableassembly

1

11

StepScrew(quantity)ColorTorque

1M2.5×6mm,flat-head,nylon-coated(3)Black0.294Nm

(3.0kgf-cm)

2

76T470pHardwareMaintenanceManual

3

4

5

5

1150LCDunit

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

Chapter8.RemovingorreplacingaFRU77

RemovalstepsoftheLCDunit

3

4

2

1

5

5 5 5 5 5 5

66

6

66

StepScrew(quantity)ColorTorque

6M2.5×6mm,flat-head,nylon-coated(5)Black0.294Nm

(3.0kgf-cm)

78T470pHardwareMaintenanceManual

7

8

8

1160Systemboard

Importantnoticesforhandlingthesystemboard

Whenhandlingthesystemboard,readthefollowing:

•Thesystemboardhasanaccelerometer,whichcanbebrokenwhenseveralthousandsofG-forces

areapplied.

Note:Droppingasystemboardfromaheightofaslittleas6inchessothatitfallsflatonahardbench

cansubjecttheaccelerometertoasmuchas6000G'sofshock.

•Becarefulnottodropthesystemboardonabenchtopthathasahardsurface,suchasmetal,wood,or

composite.

•Avoidroughhandlingofanykind.

•Ateverypointintheprocess,besurenottodroporstackthesystemboard.

•Ifyouputasystemboarddown,besuretoputitonlyonapaddedsurfacesuchasanESDmatora

corrugatedconductivematerial.

Foraccess,removetheseFRUsinorder:

Chapter8.RemovingorreplacingaFRU79

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1070Storagedrive”onpage66

•“1080WirelessLANcard”onpage69

•“1090WirelessWANcard”onpage70

•“1100Memorymodule”onpage71

•“1120Thermalfanassembly”onpage73

Attention:Somecomponentssolderedonthesystemboardareextremelysensitive.Whenyouservicethe

systemboard,avoidanykindofroughhandling.

Removalstepsofthesystemboard

11

11

2

3

4

5

6

7

10

9

12

11

8

1

13

13

13

14

StepScrew(quantity)ColorTorque

13M2×5mm,bighead,nylon-coated(3)Silver0.181Nm

(1.85kgf-cm)

80T470pHardwareMaintenanceManual

15

15

15

15

15

15

15

15

15

StepScrew(quantity)ColorTorque

15M2×3mm,bighead,nylon-coated(9)Black0.181Nm

(1.85kgf-cm)

16

1170Audiocard

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1070Storagedrive”onpage66

•“1080WirelessLANcard”onpage69

•“1090WirelessWANcard”onpage70

•“1100Memorymodule”onpage71

•“1120Thermalfanassembly”onpage73

•“1160Systemboard”onpage79

Chapter8.RemovingorreplacingaFRU81

Removalstepsoftheaudiocard

1

2

StepScrew(quantity)ColorTorque

1M2×3mm,flat-head,nylon-coated(1)Black0.181Nm

(1.85kgf-cm)

1180HDMIcard

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1070Storagedrive”onpage66

•“1080WirelessLANcard”onpage69

•“1090WirelessWANcard”onpage70

•“1100Memorymodule”onpage71

•“1120Thermalfanassembly”onpage73

•“1160Systemboard”onpage79

RemovalstepsoftheHDMIcard

11

2

StepScrew(quantity)ColorTorque

1M2×3mm,flat-head,nylon-coated(2)Black0.181Nm

(1.85kgf-cm)

82T470pHardwareMaintenanceManual

1190Speakerassembly

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1070Storagedrive”onpage66

•“1080WirelessLANcard”onpage69

•“1090WirelessWANcard”onpage70

•“1100Memorymodule”onpage71

•“1120Thermalfanassembly”onpage73

•“1160Systemboard”onpage79

Removalstepsofthespeakerassembly

1 1 1 1 1

3

3

3

2

2

2

2

StepScrew(quantity)ColorTorque

2M2×4mm,bighead,nylon-coated(4)Black0.181Nm

(1.85kgf-cm)

1200Smart-card-readerbracket,smartcardreader,smart-card-reader

cable,anddummysmartcarddoor,

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1070Storagedrive”onpage66

•“1080WirelessLANcard”onpage69

•“1090WirelessWANcard”onpage70

•“1100Memorymodule”onpage71

Chapter8.RemovingorreplacingaFRU83

•“1110Coin-cellbattery”onpage72

•“1120Thermalfanassembly”onpage73

•“1160Systemboard”onpage79

•“1170Audiocard”onpage81

•“1190Speakerassembly”onpage83

Removalstepsofthesmart-card-readerbracket,smartcardreader,smart-card-readercable

1

1

1

1

2

StepScrew(quantity)ColorTorque

1M2×3mm,flathead,nylon-coated(4)Black0.181Nm

(1.85kgf-cm)

3

4

5

6

84T470pHardwareMaintenanceManual

Removalstepsofthedummysmartcarddoor

1210Fingerprintreader

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1040Keyboard”onpage59

•“1050Basecoverassembly”onpage64

•“1070Storagedrive”onpage66

•“1080WirelessLANcard”onpage69

•“1090WirelessWANcard”onpage70

•“1100Memorymodule”onpage71

•“1110Coin-cellbattery”onpage72

•“1120Thermalfanassembly”onpage73

•“1130USBcardandUSB-cardcable”onpage74

•“1150LCDunit”onpage77

•“1160Systemboard”onpage79

Removalstepsofthefingerprintreader

1

2

StepScrew(quantity)ColorTorque

1M2×3mm,flathead,nylon-coated(1)Black0.181Nm

(1.85kgf-cm)

Chapter8.RemovingorreplacingaFRU85

2010LCDbezel

RemovalstepsoftheLCDbezel

2020LCDpanel

Foraccess,removethisFRU:

•“2010LCDbezel”onpage86

RemovalstepsoftheLCDpanel

86T470pHardwareMaintenanceManual

StepScrew(quantity)ColorTorque

1M2×3mm,flat-head,nylon-coated(4)Black0.181Nm

(1.85kgf-cm)

2030Camera/microphonecard

Foraccess,removetheseFRUsinorder:

•“2010LCDbezel”onpage86

•“2020LCDpanel”onpage86

Chapter8.RemovingorreplacingaFRU87

Removalstepsofthecamera/microphonecard

2040LCDhinges

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1150LCDunit”onpage77

•“2010LCDbezel”onpage86

•“2020LCDpanel”onpage86

88T470pHardwareMaintenanceManual

RemovalstepsoftheLCDhinges

StepScrew(quantity)ColorTorque

1M2.5×2.5mm,flathead,nylon-coated(6)Silver0.294Nm

(3.0kgf-cm)

Chapter8.RemovingorreplacingaFRU89

4

4

2050LCDcable

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1150LCDunit”onpage77

•“2010LCDbezel”onpage86

•“2020LCDpanel”onpage86

•“2040LCDhinges”onpage88

90T470pHardwareMaintenanceManual

RemovalstepsoftheLCDcable

2060Antennakit

Foraccess,removetheseFRUsinorder:

•“1010Micro-SIM-cardtray”onpage58

Chapter8.RemovingorreplacingaFRU91

•“1020Batterypack”onpage58

•“1030Keyboardrubbers”onpage59

•“1050Basecoverassembly”onpage64

•“1150LCDunit”onpage77

•“2010LCDbezel”onpage86

•“2020LCDpanel”onpage86

•“2040LCDhinges”onpage88

Removalstepsoftheantennakit

92T470pHardwareMaintenanceManual

Antennalocations

abcd

aWireless-LANauxiliaryantenna(black)

bWireless-WANauxiliaryantenna(blue)

cWireless-WANmainantenna(red)

dWireless-LANmainantenna(gray)

Chapter8.RemovingorreplacingaFRU93

94T470pHardwareMaintenanceManual

AppendixA.Notices

Lenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.Consult

yourlocalLenovorepresentativeforinformationontheproductsandservicescurrentlyavailableinyour

area.AnyreferencetoaLenovoproduct,program,orserviceisnotintendedtostateorimplythatonlythat

Lenovoproduct,program,orservicemaybeused.Anyfunctionallyequivalentproduct,program,orservice

thatdoesnotinfringeanyLenovointellectualpropertyrightmaybeusedinstead.However,itistheuser’s

responsibilitytoevaluateandverifytheoperationofanyotherproduct,program,orservice.

Lenovomayhavepatentsorpendingpatentapplicationscoveringsubjectmatterdescribedinthis

document.Thefurnishingofthisdocumentdoesnotgiveyouanylicensetothesepatents.Y oucansend

licenseinquiries,inwriting,to:

Lenovo(UnitedStates),Inc.

1009ThinkPlace-BuildingOne

Morrisville,NC27560

U.S.A.

Attention:LenovoDirectorofLicensing

LENOVOPROVIDESTHISPUBLICATION“ASIS”WITHOUTWARRANTYOFANYKIND,EITHEREXPRESS

ORIMPLIED,INCLUDING,BUTNOTLIMITEDTO,THEIMPLIEDWARRANTIESOFNON-INFRINGEMENT,

MERCHANTABILITYORFITNESSFORAPARTICULARPURPOSE.Somejurisdictionsdonotallow

disclaimerofexpressorimpliedwarrantiesincertaintransactions,therefore,thisstatementmaynotapply

toyou.

Thisinformationcouldincludetechnicalinaccuraciesortypographicalerrors.Changesareperiodically

madetotheinformationherein;thesechangeswillbeincorporatedinneweditionsofthepublication.

Lenovomaymakeimprovementsand/orchangesintheproduct(s)and/ortheprogram(s)describedinthis

publicationatanytimewithoutnotice.

Theproductsdescribedinthisdocumentarenotintendedforuseinimplantationorotherlifesupport

applicationswheremalfunctionmayresultininjuryordeathtopersons.Theinformationcontainedinthis

documentdoesnotaffectorchangeLenovoproductspecificationsorwarranties.Nothinginthisdocument

shalloperateasanexpressorimpliedlicenseorindemnityundertheintellectualpropertyrightsofLenovo

orthirdparties.Allinformationcontainedinthisdocumentwasobtainedinspecificenvironmentsandis

presentedasanillustration.Theresultobtainedinotheroperatingenvironmentsmayvary.

Lenovomayuseordistributeanyoftheinformationyousupplyinanywayitbelievesappropriatewithout

incurringanyobligationtoyou.

Anyreferencesinthispublicationtonon-LenovoWebsitesareprovidedforconvenienceonlyanddonotin

anymannerserveasanendorsementofthoseWebsites.ThematerialsatthoseWebsitesarenotpartof

thematerialsforthisLenovoproduct,anduseofthoseWebsitesisatyourownrisk.

Anyperformancedatacontainedhereinwasdeterminedinacontrolledenvironment.Therefore,theresult

obtainedinotheroperatingenvironmentsmayvarysignificantly.Somemeasurementsmayhavebeen

madeondevelopment-levelsystemsandthereisnoguaranteethatthesemeasurementswillbethesame

ongenerallyavailablesystems.Furthermore,somemeasurementsmayhavebeenestimatedthrough

extrapolation.Actualresultsmayvary.Usersofthisdocumentshouldverifytheapplicabledatafortheir

specificenvironment.

©CopyrightLenovo201795

Electronicemissionsnotices

ForelectronicemissioninformationonClassBdigitaldevices,refertothecorrespondinginformationin

theUserGuide.

EUcontact:Lenovo,Einsteinova21,85101Bratislava,Slovakia

Trademarks

ThefollowingtermsaretrademarksofLenovointheUnitedStates,othercountriesorboth:

ActiveProtectionSystem

Lenovo

ThinkPad

ThinkPadlogo

TrackPoint

Microsoft,Windows,WindowsServer,andCortanaaretrademarksoftheMicrosoftgroupofcompanies.

DisplayPort,MiniDisplayPort(mDP),andVESAaretrademarksoftheVideoElectronicsStandards

Association.

Othercompany,product,orservicenamesmaybethetrademarksorservicemarksofothers.

96T470pHardwareMaintenanceManual

AppendixB.Abbreviationtable

Thefollowingtablelistsallabbreviationsandacronymsusedinthismanual.

AbbreviationTerm

3Gthirdgenerationofmobiletelecommunicationstechnology

BGABallGridArray

BIOSbasicinput/outputsystem

CMOScomplementarymetal-oxidesemiconductor

COACertificateofAuthentication

CRCcyclicredundancycheck

CRTcathoderaytube

CRUcustomer-replaceableunit

CTOconfiguretoorder

EAIAEnhancedAssetInformationArea

ECAEngineeringChangeAnnouncements

EEPROMElectricallyErasableProgrammableRead-OnlyMemory

EFIExtensibleFirmwareInterface

EPOemergencypower-off

ESDelectrostaticdischarge

EUEuropeanUnion

FCCFederalCommunicationsCommission

FRUFieldReplaceableUnit

GAVGeneralAnnounceVariant

GPUgraphicsprocessingunit

HDDharddiskdrive

HDMIhigh-definitionmultimediainterface

ICsintegratedcircuits

ICCIDintegratecircuitcardidentity

ISOInternationalStandardizationOrganization

LANlocalareanetwork

LCDliquidcrystaldisplay

MACmediaaccesscontrol

MTmachinetype

MTMmachinetypeandmodel

PCpersonalcomputer

PCHPlatformControllerHub

POSTpower-onself-test

RAMrandom-accessmemory

©CopyrightLenovo201797

AbbreviationTerm

RFradiofrequency

RFIDradio-frequencyidentification

RIringindicator

RJregisteredjack

SATASerialAdvancedTechnologyAttachment

SIMsubscriberidentitymodule

SVPsupervisorpassword

TFTsthin-filmtransistors

UEFIUnifiedExtensibleFirmwareInterface

USBUniversalSerialBus

UUIDuniversallyuniqueidentifier

VGAvideographicsarray

VRAMvideorandom-accessmemory

WANwideareanetwork

98T470pHardwareMaintenanceManual

PartNumber:SP40M11995_02

PrintedinChina

(1P)P/N:SP40M11995_02

*1PSP40M11995_02*