Lenovo ThinkPad Edge E540 Hardware Maintenance Manual [en, ar, bg, cs, da, de, el, es, fi, fr, he, hr, hu, id, it, ko, nl, pl, pt, pt, ro, ru, sk, sl, sr, sv, tr, uk, zc, zh]

HardwareMaintenanceManual

ThinkPadEdgeE540

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformation

underAppendixA“Notices”onpage123.

FirstEdition(September2013)

©CopyrightLenovo2013.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration
“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents

Aboutthismanual...........iii

Chapter1.Safetyinformation......1

Generalsafety................1

Electricalsafety...............2

Safetyinspectionguide............3

Handlingdevicesthataresensitivetoelectrostatic

discharge..................3

Groundingrequirements............4

Safetynotices(multilingualtranslations)......4

Lasercompliancestatement(multilingual

translations)................17

Chapter2.Importantservice

information..............23

StrategyforreplacingFRUs.........23

Strategyforreplacingaharddiskdriveora

solid-statedrive............24

Importantnoticeforreplacingasystem

board................24

Howtouseerrorcodes.........24

StrategyforreplacingFRUsforCTO,special-bid,

andstandardmodels............24

Productdenition............24

FRUidentication...........25

Chapter3.Generalcheckout.....27

Whattodorst..............27

Checkoutguide..............28

LenovoSolutionCenter.........28

Quicktestprograms...........28

UEFIdiagnosticprogram.........29

Bootablediagnosticprograms.......29

Powersystemcheckout...........30

Checkingtheacpoweradapter......30

Checkingoperationalcharging......31

Checkingthebatterypack........31

Checkingthecoin-cellbattery.......32

Chapter4.Relatedservice

information..............33

Restoringthefactorycontentsbyusingthe

RecoveryDiscSet.............33

RecoveryoverviewfortheWindows8operating

system..................34

Refreshingyourcomputer........34

Resettingyourcomputertothefactorydefault

settings................34

Usingtheadvancedstartupoptions....35

RecoveringyouroperatingsystemifWindows

8failstostart.............35

Creatingandusingrecoverymedia.....35

Passwords................36

Power-onpassword...........37

Harddiskpassword...........37

Supervisorpassword..........37

Howtoremovethepower-onpassword...37
Howtoremovetheharddiskpassword...38

Powermanagement............38

Screenblankmode(fortheWindows7

operatingsystemonly)..........38

Sleepmode..............38

Hibernationmode...........39

Symptom-to-FRUindex...........39

Numericerrorcodes..........40

Errormessages............42

Beepsymptoms............42

No-beepsymptoms...........42

LCD-relatedsymptoms.........43

Intermittentproblems..........43

Undeterminedproblems.........43

Chapter5.Statusindicators.....45

Chapter6.Specialkeys........47

Chapter7.Locations.........49

Locatingcomputercontrols,connectors,and

indicators.................49

Frontview...............49

Rearview...............50

Bottomview..............50

LocatingFRUsandCRUs..........50

MajorFRUsandCRUs..........52

LCDFRUsandCRUs..........54

MiscellaneouskitsandotherFRUs.....57

LookingupFRUinformation.........57

Chapter8.FRUreplacement

notices................59

Screwnotices...............59

Retainingserialnumbers...........60

Restoringtheserialnumberofthesystem

unit.................60

RetainingtheUUID...........61

©CopyrightLenovo2013

i

Chapter9.Removingorreplacinga

FRU..................63

Generalguidelines.............63

RemovingtheSIMcard...........64

1010Lenovo-OneLink-connectorcover.....65

1020Batterypack.............65

1030Largebottomcover..........66

1040Smallbottomcover..........67

1050Opticaldriveoroptical-drivebaybezel...68

1060Memorymodules...........69

1070Harddiskdriveorsolid-statedrive....70

1080WirelessWANcardorM.2solid-statedrive.72

1090WirelessLANcard...........75

1100Coin-cellbattery............76

1110Fanassembly.............76

1120Keyboard..............79

1130Keyboardbezelassembly........85

1140Microprocessor............87

1150Systemboard.............88

1160Media-card-reader/USBcard.......92

1170Optical-drivecard...........93

1180DC-inbracket.............95

1190DC-in/Ethernetcard..........96

1200Speakerassembly...........97

1210Power-buttoncard...........99

1220LCDunit...............100

1230Basecoverassembly.........104

Formodelswithnon-touchscreen.......106

2010LCDbezel............106

2020LCDpanel............107

2030LCDhinges............108

2040Camera/microphonemodule.....110

2050LCDcables............111

2060Wireless-LAN/WANantennaassembly

andLCDrearcover...........112

Formodelswithtouchscreen.........114

2010LCD-hingecaps..........114

2020LCDpanel/screenassemblyandLCD

rearcover...............116

2030LCDcablesandcamera/microphone

module................117

2040LCD-control-cardcable.......118

2050LCDHinges............119

2060WirelessLANantenna........120

AppendixA.Notices.........123

Electronicemissionnotices..........124

Trademarks................124

AppendixB.Abbreviationand

acronymtable............125

iiHardwareMaintenanceManual

Aboutthismanual

ThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad

ThinkPadEdgeE540

MachineTypes(MT)20C6

®

product:

Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.

Important:

ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkPadproducts.Use
thismanualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.
BeforeservicingaThinkPadproduct,besuretoreadalltheinformationunderChapter1“Safety
information”onpage1andChapter2“Importantserviceinformation”onpage23.

©CopyrightLenovo2013

iii

ivHardwareMaintenanceManual

Chapter1.Safetyinformation

Thischapterpresentsthefollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouservicea
ThinkPadnotebookcomputer.

•“Generalsafety”onpage1

•“Electricalsafety”onpage2

•“Safetyinspectionguide”onpage3

•“Handlingdevicesthataresensitivetoelectrostaticdischarge”onpage3

•“Groundingrequirements”onpage4

•“Safetynotices(multilingualtranslations)”onpage4

•“Lasercompliancestatement(multilingualtranslations)”onpage17

Generalsafety

Followtheserulestoensuregeneralsafety:

•Observegoodhousekeepingintheareaofthemachinesduringandaftermaintenance.

•Whenliftinganyheavyobject:

1.Ensurethatyoucanstandsafelywithoutslipping.

2.Distributetheweightoftheobjectequallybetweenyourfeet.

3.Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempttolift.

4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.Donotattempttoliftanyobjectthatweighsmorethan16kg(35lb)orthatyou
thinkistooheavyforyou.

•Donotperformanyactionthatcauseshazardstothecustomer,orthatmakestheequipmentunsafe.

•Beforeyoustartthemachine,ensurethatotherservicetechniciansandthecustomer'spersonnelare
notinahazardousposition.

•Placeremovedcoversandotherpartsinasafeplace,awayfromallpersonnel,whileyouareservicing
themachine.

•Keepyourtoolcaseawayfromwalkareassothatotherpeoplewillnottripoverit.

•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofamachine.Ensurethatyoursleeves
arefastenedorrolledupaboveyourelbows.Ifyourhairislong,fastenit.

•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanonconductiveclip,about8
centimeters(3inches)fromtheend.

•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing,becausemetal
objectsaregoodelectricalconductors.

•Wearsafetyglasseswhenyouarehammering,drilling,soldering,cuttingwire,attachingsprings,using
solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.

•Afterservice,reinstallallsafetyshields,guards,labels,andgroundwires.Replaceanysafetydevice
thatiswornordefective.

•Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.

•Fanlouversonthemachinehelptopreventoverheatingofinternalcomponents.Donotobstructfan
louversorcoverthemwithlabelsorstickers.

©CopyrightLenovo2013

1

Electricalsafety

Observethefollowingruleswhenworkingonelectricalequipment.

Important:

•Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmaterial
thatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.

•Manycustomershave,neartheirequipment,rubberoormatsthatcontainsmallconductivebersto
decreaseelectrostaticdischarges(ESD).Donotusethistypeofmattoprotectyourselffromelectrical
shock.

•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.

•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.

•Disconnectallpowerbefore:
–Performingamechanicalinspection
–Workingnearpowersupplies
–Removingorinstallingmainunits

•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer
topoweroffthewallboxthatsuppliespowertothemachine,andtolockthewallboxintheoffposition.

•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observethefollowingprecautions:
–Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.Thatpersonmustbethere

toswitchoffthepower,ifnecessary.

–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour

pocketorbehindyourback.

CAUTION:
Anelectricalshockcanoccuronlywhenthereisacompletecircuit.Byobservingtheabove
rule,youmaypreventacurrentfrompassingthroughyourbody.

–Whenusingtesters,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor

thattester.

–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas

metaloorstripsandmachineframes.

Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages.Instructionsforthese
precautionsareinthesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuring
highvoltages.

•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.

•Donotusewornorbrokentoolsandtesters.

•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpoweredoff.

•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistoors,
nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.

•Donottouchliveelectricalcircuitswiththereectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.

•Donotservicethefollowingpartswiththepoweron:
–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators
–Unitssimilartothoselistedabove

Thispracticeensurescorrectgroundingoftheunits.

2HardwareMaintenanceManual

•Ifanelectricalaccidentoccurs:
–Usecaution;donotbecomeavictimyourself.
–Switchoffpower.
–Sendanotherpersontogetmedicalaid.

Safetyinspectionguide

Thepurposeofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditions.Aseach
machinewasdesignedandbuilt,requiredsafetyitemswereinstalledtoprotectusersandservicetechnicians
frominjury.Thisguideaddressesonlythoseitems.Y oushouldusegoodjudgmenttoidentifypotential
safetyhazardsduetoattachmentofnon- ThinkPadfeaturesoroptionsnotcoveredbythisinspectionguide.

Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand
whetheryoucancontinuewithoutrstcorrectingtheproblem.

Considertheseconditionsandthesafetyhazardstheypresent:

•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock)

•Explosivehazards,suchasadamagedCRTfaceorabulgingcapacitor

•Mechanicalhazards,suchaslooseormissinghardware

Todeterminewhetherthereareanypotentiallyunsafeconditions,usethefollowingchecklistatthebeginning
ofeveryservicetask.Beginthecheckswiththepoweroff,andthepowercorddisconnected.

Checklist:

1.Checkexteriorcoversfordamage(loose,broken,orsharpedges).

2.T urnoffthecomputer.Disconnectthepowercord.

3.Checkthepowercordfor:

a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground

continuityfor0.1ohmorlessbetweentheexternalgroundpinandtheframeground.

b.Thepowercordshouldbetheauthorizedtypespeciedforyourcomputer.Goto:

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

c.Insulationmustnotbefrayedorworn.

4.Checkforcrackedorbulgingbatteries.

5.Removethecover.

6.Checkforanyobviousnon-ThinkPadalterations.Usegoodjudgmentastothesafetyofany
non-ThinkPadalterations.

7.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetallings,contamination,wateror
otherliquids,orsignsofreorsmokedamage.

8.Checkforworn,frayed,orpinchedcables.

9.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.

Handlingdevicesthataresensitivetoelectrostaticdischarge

Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthemachine,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.

Chapter1.Safetyinformation3

Notes:

1.Useproduct-specicESDprocedureswhentheyexceedtherequirementsnotedhere.

2.EnsurethattheESDprotectivedevicesyouusehavebeencertied(ISO9000)asfullyeffective.

WhenhandlingESD-sensitiveparts:

•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.

•Avoidcontactwithotherpeople.

•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.

•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeevenwhen
youarewearingawriststrap.

•Useagroundedworkmattoprovideastatic-freeworksurface.Thematisespeciallyusefulwhen
handlingESD-sensitivedevices.

•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecic
servicerequirement.

Note:TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebutnotnecessary.

–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.

–Whenworkingonadouble-insulatedorbattery-operatedsystem,useanESDcommongroundor

referencepoint.Youcanusecoaxorconnector-outsideshellsonthesesystems.

–Usetheroundgroundprongoftheacplugonac-operatedcomputers.

Groundingrequirements

Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeveriedbyacertiedelectrician.

Safetynotices(multilingualtranslations)

Thesafetynoticesinthissectionareprovidedinthefollowinglanguages:

•English

•Arabic

•BrazilianPortuguese

•French

•German

•Hebrew

•Japanese

•Korean

•Spanish

•T raditionalChinese

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Lasercompliancestatement(multilingualtranslations)

Thelasercompliancestatementsinthissectionareprovidedinthefollowinglanguages:

•English

•Arabic

•BrazilianPortuguese

•French

•German

•Hebrew

•Japanese

•Korean

•Spanish

•T raditionalChinese

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Chapter2.Importantserviceinformation

Thischapterintroducesthefollowingimportantserviceinformationthatappliestoallmachinetypes
supportedbythismanual:

•“StrategyforreplacingFRUs”onpage23
–“Strategyforreplacingaharddiskdriveorasolid-statedrive”onpage24
–“Importantnoticeforreplacingasystemboard”onpage24
–“Howtouseerrorcodes”onpage24

•“StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels”onpage24
–“Productdenition”onpage24
–“FRUidentication”onpage25

Important:

•IfthecomputerisequippedwithbothaharddiskdriveandanM.2solid-statedrive,donotusetheM.2
solid-statedriveasabootabledevice.TheM.2solid-statedriveisdesignedanddevelopedfor“cache”
functionpurposeonly.

•AdvisecustomerstocontacttheLenovo
obtainingorinstallinganysoftwarexes,drivers,andUEFIBIOSdownloads.T elephonenumbersfor
LenovoSupportareavailableat:
http://www.lenovo.com/support/phone

•SystemdisassemblyandreassemblyvideosthatshowtheFRUremovalorreplacementproceduresfor
theLenovoauthorizedservicetechniciansareavailableat:
http://www.lenovoservicetraining.com/ion/

®

CustomerSupportCenteriftheyneedanyassistancein

StrategyforreplacingFRUs

Beforereplacingparts:

Ensurethatallsoftwarexes,drivers,andUEFIBIOSdownloadsareinstalledbeforeyoureplaceany
FRUslistedinthismanual.

Afterasystemboardisreplaced,ensurethatthelatestUEFIBIOSisloadedtothesystemboardbeforeyou
completetheserviceaction.

Todownloadandinstallsoftwarexes,drivers,andUEFIBIOS,gotohttp://www.lenovo.com/ThinkPadDrivers
andfollowtheinstructionsonthescreen.

UsethefollowingstrategytopreventunnecessaryexpenseforreplacingandservicingFRUs:

•IfyouareinstructedtoreplaceaFRUbutthereplacementdoesnotcorrecttheproblem,reinstallthe
originalFRUbeforeyoucontinue.

•Somecomputershavebothaprocessorboardandasystemboard.Ifyouareinstructedtoreplaceeither
theprocessorboardorthesystemboard,andreplacingoneofthemdoesnotcorrecttheproblem,
reinstallthatboard,andthenreplacetheotherone.

•IfanadapteroradeviceconsistsofmorethanoneFRU,anyoftheFRUsmightbethecauseoftheerror.
Beforereplacingtheadapterordevice,removetheFRUs,onebyone,toseeifthesymptomschange.
ReplaceonlytheFRUthatchangedthesymptoms.

©CopyrightLenovo2013

23

Strategyforreplacingaharddiskdriveorasolid-statedrive

Alwaystrytorunalow-levelformatoperationbeforereplacingaharddiskdriveorasolid-statedrive.This
willcauseallcustomerdataonthedrivetobelost.Ensurethatthecustomerhasacurrentbackupof
thedatabeforeyouperformthistask.

Attention:Thedrivestartupsequenceinthecomputeryouareservicingmighthavebeenchanged.Be
extremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Ifyouselectanincorrect
drive,dataorprogramscanbeoverwritten.

IfthecomputerisshippedwithbothanM.2solid-statedriveandaharddiskdrive,theM.2solid-statedrive
isusedforthe“cache”functionandtosupporttheIntel
donotreplacetheM.2solid-statedrivebythemselves.Otherwise,the“cache”functionwillnotworkand
theIntelRapidStartT echnologycannotbeusedanymore.

Attention:EnsurethatyoupartitiontheM.2solid-statedriveafterinstallingitonthecomputeryouare
servicing.Otherwise,theM.2solid-statedrivewillnotfunctioncorrectly.Forinstructionsonhowtopartition
anM.2solid-statedrive,gotohttp://www.lenovo.com/support/msata-fru.

®

RapidStartT echnology.Werecommendthatusers

Importantnoticeforreplacingasystemboard

Somecomponentsmountedonasystemboardareverysensitive.Improperhandlingofasystemboardcan
causedamagetothosecomponents,andmaycauseasystemmalfunction.

Attention:Whenhandlingasystemboard:

•Donotdropasystemboardorapplyanyexcessiveforcetoit.

•Avoidroughhandlingofanykind.

•AvoidbendingasystemboardandhardpushingtopreventcrackingateachBallGridArray(BGA)chipset.

Howtouseerrorcodes

Usetheerrorcodesdisplayedonthescreentodiagnosefailures.Ifmorethanoneerrorcodeisdisplayed,
beginthediagnosiswiththersterrorcode.Whatevercausesthersterrorcodemightalsocausefalse
errorcodes.Ifnoerrorcodeisdisplayed,seewhethertheerrorsymptomislistedinthe“Symptom-to-FRU
Index”section.

StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels

ThistopicprovidesinformationaboutthemodeltypesandFRUidentication.

Productdenition

Thistopicintroducesdifferentmodeltypesandhowtoidentifyeachtype.

DynamicCongureT oOrder(CTO)model

ThismodelprovidestheabilityforacustomertocongureaLenovosolutionfromaWebsite,andhavethis
congurationsenttofulllment,whereitisbuiltandshippeddirectlytothecustomer.Themachinelabeland
eSupportwillloadtheseproductsasthe4-characterMT,4-charactermodel,and2-charactercountrycode.
Themodelis“CTO1”andthedefaultcountrycodeis“WW”(example:20AACTO1WW).

Special-bidmodel

ThismodelisauniquecongurationthathasbeennegotiatedbetweenLenovoandthecustomer.Aunique
MTMconsistsofa4-characterMT ,a4-charactermodel,andanumeric2-charactercountrycodeisprovided
tothecustomertoplaceorders(example:20AA000955).Thecountrycodeassignedisnumericanddoes

24HardwareMaintenanceManual