Lenovo Yoga 14 Technical Information

HardwareMaintenanceManualThinkPadYoga14

–Whenworkingonadouble-insulatedorbattery-operatedsystem,useanESDcommongroundorreferencepoint.Y oucanusecoaxorconnector-outsideshellsonthesesystems.–Us

AbbreviationTermPCHPlatformControllerHubPOSTPower-onself-testRAMRandomAccessMemoryRFRadiofrequencyRFIDRadio-frequencyidentificationRIRingindicatorRJReg

PartNumber:SP40F12327PrintedinChina(1P)P/N:SP40F12327*1PSP40F12327*

DANGERDANGERDANGERDANGERDANGERChapter1.Safetyinformation5

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PERIGOPERIGOPERIGOPERIGOChapter1.Safetyinformation7

PERIGOPERIGOPERIGOPERIGODANGER8HardwareMaintenanceManual

DANGERDANGERDANGERDANGERDANGERDANGERChapter1.Safetyinformation9

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VORSICHTVORSICHTVORSICHTVORSICHTChapter1.Safetyinformation11

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Chapter1.Safetyinformation13

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformationunderAppendixA“Notices”onpage91.FirstEdition(October2014)©Copy

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Chapter1.Safetyinformation15

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Chapter2.ImportantserviceinformationThischapterintroducesfollowingimportantserviceinformationthatappliestoallmachinetypessupportedbythismanual:•“Strat

Attention:Thedrivestartupsequenceinthecomputeryouareservicingmayhavebeenchanged.Beextremelycarefulduringwriteoperationssuchascopying,saving,orformatti

code.Thecountrycodeassignedisalphabeticandrepresentsadesignatedcountryorregion(example:20AA0009UK).FRUidentificationUseLenovoeSupporttoidentifymajorFRU

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Chapter3.GeneralcheckoutThischapterintroducesfollowinginformation:•“Whattodofirst”onpage23•“Checkoutguide”onpage24–“LenovoSolutionCenter”onpage24–“Quic

ContentsAboutthismanual...iiiChapter1.Safetyinformation...1Generalsafety...1Electricalsafety...1Safetyinspectionguide

Beforecheckingproblemswiththecomputer,determinewhetherthedamageiscoveredunderthewarrantybyreferringtothefollowinglist:Thefollowingarenotcoveredunderwa

Thequicktestprogramsareapplicableonthefollowingoperatingsystems:•Microsoft®Windows®8•MicrosoftWindows7•MicrosoftWindowsXP•MicrosoftWindowsServer®2003•

BootablediagnosticprogramsIfthecomputeryouareservicingisnotinstalledwiththeUEFIdiagnosticprogram,youcandownloadabootablediagnosticprogramfromtheLenovo

•“Checkingthebuilt-inbatteryandoperationalcharging”onpage27•“Checkingthecoin-cellbattery”onpage28CheckingtheacpoweradapterYouareherebecausethecomputer

2.Connectthecomputertoacpowertochargethebattery.IfthebatterystatusiconintheWindowsnotificationareaindicatesthatthebatteryisnotcharging,removethebattery

Chapter4.RelatedserviceinformationThischapterpresentsfollowinginformation:•“RestoringthefactorycontentsbyusingtheRecoveryDiscSet”onpage29•“UsingtheWin

4.SelectyourlanguageandclickNext.5.Readthelicense.Ifyouagreewiththetermsandconditions,selectIacceptthesetermsandconditionsandthenclickNext.Ifyoudonota

ResettingyourcomputertothefactorydefaultsettingsIfyouwanttorecycleyourcomputerorjuststartover,youcanresetyourcomputertothefactorydefaultsettings.Reset

Aftertwoconsecutivefailedbootattempts,theWindowsrecoveryenvironmentstartsautomatically.Thenyoucanchooserepairandrecoveryoptionsbyfollowingtheinstructi

UsingrecoverymediaIfyoucannotstartyourcomputer,orifyoucannotstarttheWindowsrecoveryimageonyourcomputer,userecoverymediatorecoveryourcomputer.Tousereco

Chapter9.RemovingorreplacingaFRU...59Generalguidelines...59Beforeservicingthecomputer...60Disablingthebuilt-inbattery...

AdvancedstartupoptionsAdvancedstartupoptionsenableyoutochangethestartupsettingsoftheWindowsoperatingsystem,startthecomputerfromanexternaldevice,orrest

Attention:Ifthesupervisorpasswordhasbeenforgottenandcannotbemadeavailabletotheservicetechnician,thereisnoserviceproceduretoresetthepassword.Thesystemb

7.TypethecurrentmasterharddiskpasswordintheEnterCurrentPasswordfield.ThenleavetheEnterNewPasswordfieldblank,andpressEntertwice.8.PressF10.9.PressF10tosa

HibernationmodeInhibernationmode,thefollowingoccurs:•Thesystemstatus,RAM,VRAM,andsetupdataarestoredontheharddiskdrive,hybriddrive,orsolid-statedrive.•

NumericerrorcodesTable2.NumericerrorcodesSymptomorerrorFRUoraction,insequence0177BadSVPdata,stopPOSTtask—ChecksumofthesupervisorpasswordintheEEPROMisn

Table2.Numericerrorcodes(continued)SymptomorerrorFRUoraction,insequence2111ReaderroronHDD1(MiniSATA)1.ReseattheMiniSATAdevice.2.ReplacetheminiSATAdevi

No-beepsymptomsTable5.No-beepsymptomsSymptomorerrorFRUoraction,insequenceNobeep,power-onindicatoron,LCDblank,andnoPOST.1.Ensurethateveryconnectoriscon

2.Ifnoerrorisdetected,donotreplaceanyFRUs.3.Ifanyerrorisdetected,replacetheFRUshownbytheFRUcode.Rerunthetesttoverifythatnomoreerrorsexist.Undetermined

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Chapter5.StatusindicatorsThischapterpresentsthestatusindicatorsthatshowthestatusofthecomputer.42356Table7.StatusindicatorsIndicatorMeaning1Speakermute

AboutthismanualThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad®products.ThinkPadYoga14Machinetype(MT)20DMand20DNUsethismanuala

Table7.Statusindicators(continued)IndicatorMeaning5FnLockindicatorOff:TheFnLockfunctionisdisabled.Toinitiatethespecialfunctionofeachkey,pressthecorres

Chapter6.FunctionkeysThefollowingtabledescribesthefunctionsoffunctionkeysandkeycombinations.Table8.FunctionkeysFunctionkeyandkeycombinationDescription

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Chapter7.LocationsThischapterintroducesthelocationsofthehardwarecomponentsonyourcomputer.Locatingcomputercontrols,connectors,andindicatorsThistopicint

Bottomview1221Emergency-resethole2SpeakersRearview12347651System-statusindicator(illuminatedThinkPadlogo)2Mediacardslot3Audioconnector4AlwaysOnUSBconn

LocatingCRUsandFRUsThistopicintroducesthefollowingserviceparts:•“MajorCRUsandFRUs”onpage50•“LCDFRUs”onpage52Notes:•EachFRUisavailableforalltypesormode

MajorCRUsandFRUs1245689a101112720191817161514133Table9.MajorCRUsandFRUsNo.CRUsorFRUdescriptionsSelf-serviceCRUOptionalserviceCRUaBasecoverassemblyrubb

Table9.MajorCRUsandFRUs(continued)No.CRUsorFRUdescriptionsSelf-serviceCRUOptionalserviceCRU7Internalstoragedrive(harddiskdrive,hybriddrive,orsolid-sta

LCDFRUs81091112131236547bTable10.LCDFRUsNo.FRUdescriptionsSelf-serviceCRUOptionalserviceCRUbLCDbezelrubbercaps.See“MiscellaneouspartsandotherFRUs”onpa

MiscellaneouspartsandotherFRUsTable11.MiscellaneouspartFRUdescriptionsSelf-serviceCRUOptionalserviceCRUaBasecoverassemblyrubbercapsNoNobLCDbezelrubber

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Chapter8.FRUreplacementnoticesThischapterpresentsnoticesrelatedtoremovingandreplacingparts.ReadthischaptercarefullybeforereplacinganyFRU.CRUstatementf

180degreesmore(Cross-section)Notes:•Ensurethatyouusethecorrectscrew.Itisrecommendedtousenewscrewsforreplacements.Ifyouhaveatorquescrewdriver,tighten

2.Whenthelogoscreenisdisplayed,pressEsc.TheThinkPadConfigInformationUpdateUtilityinterfaceisdisplayed.3.Type1underEntertheactiondesired,thenpressEnter.

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Chapter9.RemovingorreplacingaFRUThischapterprovidesinstructionsonhowtoremoveorreplaceaFRU.CRUstatementforcustomers:Youcanresolvesomeproblemswithyourpr

BeforeservicingthecomputerCarefullyreadthistopicbeforeservicingthecomputer.Disablingthebuilt-inbatteryBeforereplacinganyFRU,ensurethatyouhavedisabledt

1020KeyboardRemovalstepsofthekeyboardRemovethescrewsthatsecurethekeyboard.111StepScrew(quantity)ColorTorque1M2×9mm,flat-head,nylon-coated(3)Black0.181N

Pushhardinthedirectionshownbythearrowstounlatchthefrontedgeofthekeyboard(theedgethatisclosetoyou).44Pivotthekeyboardslightlyupwardasshownbythearrow5.T

1030BasecoverassemblyRemovalstepsofthebasecoverassemblyRemovetherubbercapsofthebasecoverassembly1andthescrews2.222111StepScrew(quantity)ColorTorque2M2

Chapter1.SafetyinformationThischapterpresentsfollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouserviceaThinkPadnotebookcomputer.•“Generals

5444444444444ApplyinglabelstothebasecoverThenewbasecoverFRUisshippedwithakitcontaininglabelsofseveralkinds.Applythoselabelswhenyoureplacethebasecover.

1CECP(ChinaModel)label2GenuineMicrosoftlabel(onsomemodels)5Israellabel6IndiaBISlabel7IndonesiaRatinglabel8Postellabel9Israellabel10BrazilWLANlabel11IC

StepScrew(quantity)ColorTorque2M2×5mm,small-head,nylon-coated(4)Black0.181Nm(1.85kgf-cm)31050InternalstoragedriveandthestoragedriveconnectorForaccess,

Removethestoragedriveconnectorfromthestoragedrive.4Wheninstalling:Ensurethattheconnectorsareattachedfirmly.1060MemorymoduleForaccess,removethisFRU:•“10

1070WirelessLANcardForaccess,removethisFRU:•“1030Basecoverassembly”onpage63RemovalstepsofthewirelessLANcard211StepScrew(quantity)ColorTorque2M2×3mm,fla

1080Coin-cellbatteryForaccess,removethisFRU:•“1030Basecoverassembly”onpage63DANGERUseonlytheauthorizedbatteryspecifiedforyourcomputer.Anyotherbatteryco

RemovalstepsofthebuttonI/Ocard12Wheninstalling:Ensurethattheconnectorisattachedfirmly.31100Audio/USB/OneLink/acpowercardForaccess,removetheseFRUsinorde

RemovalstepsoftheAudio/USB/OneLink/acpowercard1234Wheninstalling:Ensurethattheconnectorisattachedfirmly.55 5StepScrew(quantity)ColorTorque5M2×3.5mm,sma

71110M.2solid-statedriveForaccess,removethisFRU:•“1030Basecoverassembly”onpage63Attention:•Donotdropthedriveorapplyanyphysicalshocktoit.Thedriveissens

21120SpeakerassemblyForaccess,removetheseFRUsinorder:•“1010Lenovo-OneLink-connectorcover”onpage60•“1030Basecoverassembly”onpage63Removalstepsofthespea

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

33Wheninstalling:Ensurethattheconnectorisattachedfirmlyandthecablesareroutedasshowninthefollowingillustration.1130ThinkPad-logo-LEDcardForaccess,remove

1140MediacardreaderForaccess,removethisFRUinorder:•“1030Basecoverassembly”onpage63•“1040Batterypack”onpage65•“1050Internalstoragedriveandthestoragedri

bVideoGraphicArraycard(VGA)a bRemovalstepsofthesystemboard312357469810111213141576HardwareMaintenanceManual

3181818161719StepScrew(quantity)ColorTorque18M2×3mm,flat-head,nylon-coated(3)Black0.181Nm(1.85kgf-cm)Wheninstalling:Ensurethattheconnectorsareattachedfi

Loosenthescrewsinthealphabeticalorderasshown.Thenremovethethermalfanassembly.2a2b2c2e2g2f2d23Whenyouinstallthethermalfanassembly:•Alwayswearfingerstall

•“1030Basecoverassembly”onpage63•“1040Batterypack”onpage65•“1050Internalstoragedriveandthestoragedriveconnector”onpage66•“1060Memorymodule”onpage67•“1

222010LCDbezelassemblyRemovalstepsoftheLCDbezelassemblyForaccess,removethisFRUinorder:•“1170KeyboardbezelassemblyandLCDunit”onpage781180HardwareMainte

2233StepScrew(quantity)ColorTorque2M2×6mm,big-head,nylon-coated(2)Black0.181Nm(1.85kgf-cm)2020LCDmoduleForaccess,removetheseFRUsinorder:•“1170Keyboard

662030TouchcontrolboardForaccess,removetheseFRUsinorder:•“1170KeyboardbezelassemblyandLCDunit”onpage78•“2010LCDbezelassembly”onpage80•“2020LCDmodule”o

RemovalstepsoftheWindows-Start-screen-buttonvibrator12Wheninstalling:Ensurethattheconnectorisattachedfirmly.2050HingekitForaccess,removetheseFRUsinorde

Considertheseconditionsandthesafetyhazardstheypresent:•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatalelectric

11Removethecablesfromthehingerubberclips.222070CameraandmicrophonecombocardForaccess,removetheseFRUsinorder:•“1170KeyboardbezelassemblyandLCDunit”onpa

Removalstepsofthecameraandmicrophonecombocard21Wheninstalling:Ensurethattheconnectorisattachedfirmly.2080LCDcableassemblyForaccess,removetheseFRUsinord

RemovalstepoftheLCDcableassembly132Wheninstalling:Ensurethattheconnectorisattachedfirmly.2090Touchcontrolboardcable/ASLsensorcableForaccess,removethese

Removalstepsoftheamberlightsensorwithcable123Wheninstalling:Ensurethattheconnectorisattachedfirmly.2110WirelessLANassemblyForaccess,removetheseFRUsinor

22Attention:Whenyouroutethecables,ensurethattheyarenotsubjecttoanytension.Tensioncouldcausethecablestobedamagedbythecableguides,orawiretobebroken.Ante

Removalstepsoftheamberlightsensorwithcable623541Wheninstalling:Ensurethattheconnectorisattachedfirmly.Chapter9.RemovingorreplacingaFRU89

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AppendixA.NoticesLenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.ConsultyourlocalLenovorepresentativeforinformat

ElectronicemissionsnoticesForelectronicemissioninformationonClassBdigitaldevices,refertothecorrespondinginformationintheUserGuide.EUcontact:Lenovo,Ein

AppendixB.AbbreviationtableThefollowingtablelistsallabbreviationsusedinthismanual.AbbreviationTermBGABallGridArrayBIOSBasicInput/OutputSystemCDCompact