Lenovo 28425JU, ThinkPad L510, 28427PU, 28472JU, 28472KU Hardware Maintenance Manual

HardwareMaintenanceManual

ThinkPadSL410,L410,SL510,andL510

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformation
underAppendixA“Notices”onpage167.

SixthEdition(April2012)

©CopyrightLenovo2009,2012.

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

Strategyforreplacingaharddiskdrive...24
Importantnoticeforreplacingasystem

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

Howtouseerrormessage........24

StrategyforreplacingFRUsforCTO,CMV,and

GAV...................24

Productdenition............24

FRUidenticationforCTO,CMV,andGAV

products...............25

Chapter3.Generalcheckout.....27

Whattodorst..............27

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

SystemsupportingtheLenovoThinkVantage
ToolboxprogramandthePC-DoctorforDOS

diagnosticsprogram..........28

SystemsupportingtheLenovodiagnostics

programs...............33

Powersystemcheckout...........35

Checkingtheacpoweradapter......35

Checkingoperationalcharging......36

Checkingthebatterypack........36

Checkingthebackupbattery.......37

Chapter4.Relatedservice

information..............39

RestoringthefactorycontentsbyusingProduct

Recoverydiscs..............39

RestoringthefactorycontentsbyusingRecovery

DiscSet.................39

Passwords................41

Power-onpassword...........41

Hard-diskpassword...........41

Supervisorpassword..........41

Howtoremovethepower-onpassword...41
Howtoremovethehard-diskpassword...42

Powermanagement............43

Screenblankmode...........43

Sleep(standby)mode..........43

Hibernationmode...........44

Symptom-to-FRUindex...........44

Numericerrorcodes..........45

Errormessages............46

No-beepsymptoms...........47

LCD-relatedsymptoms.........47

Intermittentproblems..........48

Undeterminedproblems.........48

Chapter5.Statusindicators.....51

Chapter6.Fnkeycombinations...53

Chapter7.FRUreplacement

notices................57

Screwnotices...............57

Retainingserialnumbers...........58

Restoringtheserialnumberofthesystem

unit.................58

RetainingtheUUID...........59

ReadingorwritingtheECAinformation...59

Chapter8.Removingandreplacinga

FRU..................61

1010Batterypack.............61

1020ExpressCardblankbezelandMediaCard

blankbezel................63

1030Opticaldriveortravelcover.......64

1040Thermalcover.............65

1050Harddiskdrive(HDD)assembly.....66

1060DIMM................67

1070Fanassembly.............68

1080CPU................71

1090SIMslotcover............72

1100WirelessWANslotcoverandPCIExpress

MiniCardforwirelessWAN..........74

1110Palmrestassemblywithcables......76

1120PCIExpressMiniCardforwirelessLAN..78

1130Backupbattery............80

1140Bluetoothdaughtercard(BDC-2).....80

1150MediaCardReaderslotboardandMedia

CardReadercableassembly.........81

©CopyrightLenovo2009,2012

i

1160Keyboard..............83

1170Keyboardbezel............85

1180LCDunit...............87

1190Topshieldingassembly.........91

1200Systemboardassembly.........93

1210USBconnectorboardandUSBcable

assembly.................97

1220DC-incableandbasecover.......99

2010LCDfrontbezel............103

2020Speakerassembly...........104

2030Integratedcamera...........105

2040Antennaassembly...........105

2050Hinges,LCDpanel,LCDcable,andLCDrear

coverassembly..............107

Chapter9.Locations........111

Frontview................111

Rearview.................112

Bottomview...............113

Chapter10.Partslist........115

Overall..................116

LCDFRUs................142

Keyboard.................151

Miscellaneousparts............152

acpoweradapters.............154

Powercords...............155

Recoverydiscs..............156

WindowsXPProfessional(32bit)DVDs...156
WindowsXPProfessional(shippinggroup)

DVDs................157

WindowsVistaHomeBasic(32bit)DVDs..157
WindowsVistaHomePremium(32bit)

DVDs................158

WindowsVistaHomePremium(64bit)

DVDs................158

WindowsVistaBusiness(32bit)DVDs...159

Windows7Starter(32bit)DVDs......159

Windows7HomeBasic(32bit)DVDs....160

Windows7HomePremium(32bit)DVDs..160
Windows7HomePremium(64bit)DVDs..161

Windows7Professional(32bit)DVDs....162

Windows7Professional(64bit)DVDs....163

Commonservicetools...........164

AppendixA.Notices.........167

Electronicemissionnotices..........168

Trademarks................168

iiHardwareMaintenanceManual

Aboutthismanual

ThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad

®

notebookproducts.

ThinkPadSL410MachineT ype(MT)2842and2874

ThinkPadL410MT2931and0616

ThinkPadSL510

MT2847and2875

ThinkPadL510MT2873and5072

Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.

Important:ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkPad
Notebookproducts.Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems
effectively.

BeforeservicingaThinkPadnotebookproduct,besuretoreadalltheinformationunderChapter1“Safety
information”onpage1andChapter2“Importantserviceinformation”onpage23.

©CopyrightLenovo2009,2012

iii

ivHardwareMaintenanceManual

Chapter1.Safetyinformation

Thischapterpresentsfollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouservice
aThinkPadNotebook.

•“Generalsafety”onpage1

•“Electricalsafety”onpage2

•“Safetyinspectionguide”onpage3

•“Handlingdevicesthataresensitivetoelectrostaticdischarge”onpage3

•“Groundingrequirements”onpage4

•“Safetynotices(multilingualtranslations)”onpage4

•“Lasercompliancestatement(multilingualtranslations)”onpage17

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.

©CopyrightLenovo2009,2012

1

Electricalsafety

Observethefollowingruleswhenworkingonelectricalequipment.

Important:

•Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmaterial
thatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.

•Manycustomershave,neartheirequipment,rubberoormatsthatcontainsmallconductivebersto
decreaseelectrostaticdischarges.Donotusethistypeofmattoprotectyourselffromelectricalshock.

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

•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.

•Disconnectallpowerbefore:
–Performingamechanicalinspection
–Workingnearpowersupplies
–Removingorinstallingmainunits

•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer
topower-offthewallboxthatsuppliespowertothemachine,andtolockthewallboxintheoffposition.

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

Attention:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.

–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour

pocketorbehindyourback.

Attention:Anelectricalshockcanoccuronlywhenthereisacompletecircuit.Byobservingtheabove
rule,youmaypreventacurrentfrompassingthroughyourbody.

–Whenusingtesters,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor

thattester.

–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas

metaloorstripsandmachineframes.
Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;Instructionsforthese
precautionsareinthesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuring
highvoltages.

•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.

•Donotusewornorbrokentoolsandtesters.

•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpoweredoff.

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

•Donottouchliveelectricalcircuitswiththereectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.

•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
placesinamachine:
–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators
–Similarunitstolistedabove
Thispracticeensurescorrectgroundingoftheunits.

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

Safetyinspectionguide

Thepurposeofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditions.Aseach
machinewasdesignedandbuilt,requiredsafetyitemswereinstalledtoprotectusersandservicetechnicians
frominjury.Thisguideaddressesonlythoseitems.Youshouldusegoodjudgmenttoidentifypotential
safetyhazardsduetoattachmentofnon- ThinkPadfeaturesoroptionsnotcoveredbythisinspectionguide.

Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand
whetheryoucancontinuewithoutrstcorrectingtheproblem.

Considertheseconditionsandthesafetyhazardstheypresent:

•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock)

•Explosivehazards,suchasadamagedCRTfaceorabulgingcapacitor

•Mechanicalhazards,suchaslooseormissinghardware

Todeterminewhetherthereareanypotentiallyunsafeconditions,usethefollowingchecklistatthebeginning
ofeveryservicetask.Beginthecheckswiththepoweroff,andthepowercorddisconnected.

Checklist:

1.Checkexteriorcoversfordamage(loose,broken,orsharpedges).

2.Poweroffthecomputer.Disconnectthepowercord.

3.Checkthepowercordfor:

a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground

continuityfor0.1ohmorlessbetweentheexternalgroundpinandtheframeground.

b.Thepowercordshouldbethetypespeciedinthepartslist.

c.Insulationmustnotbefrayedorworn.

4.Checkforcrackedorbulgingbatteries.

5.Removethecover.

6.Checkforanyobviousnon-ThinkPadalterations.Usegoodjudgmentastothesafetyofany
non-ThinkPadalterations.

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

8.Checkforworn,frayed,orpinchedcables.

9.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.

Handlingdevicesthataresensitivetoelectrostaticdischarge

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

Notes:

Chapter1.Safetyinformation3

1.Useproduct-specicESDprocedureswhentheyexceedtherequirementsnotedhere.

2.MakesurethattheESDprotectivedevicesyouusehavebeencertied(ISO9000)asfullyeffective.

WhenhandlingESD-sensitiveparts:

•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.

•Avoidcontactwithotherpeople.

•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.

•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeevenwhen
youarewearingawriststrap.

•Useagroundedworkmattoprovideastatic-freeworksurface.Thematisespeciallyusefulwhen
handlingESD-sensitivedevices.

•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecic
servicerequirement.

Note:TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebutnotnecessary.

–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.

–Whenworkingonadouble-insulatedorbattery-operatedsystem,useanESDcommongroundor

referencepoint.Y oucanusecoaxorconnector-outsideshellsonthesesystems.

–Usetheroundgroundprongoftheacplugonac-operatedcomputers.

Groundingrequirements

Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeveriedbyacertiedelectrician.

Safetynotices(multilingualtranslations)

Thesafetynoticesinthissectionareprovidedinthefollowinglanguages:

•English

•Arabic

•BrazilianPortuguese

•French

•German

•Hebrew

•Japanese

•Korean

•Spanish

•T raditionalChinese

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Lasercompliancestatement(multilingualtranslations)

Thelasercompliancestatementsinthissectionareprovidedinthefollowinglanguages:

•English

•Arabic

•BrazilianPortuguese

•French

•German

•Hebrew

•Japanese

•Korean

•Spanish

•T raditionalChinese

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Chapter2.Importantserviceinformation

Thischapterpresentsfollowingimportantserviceinformationthatappliestoallmachinetypessupportedby
thismanual:

•“StrategyforreplacingFRUs”onpage23
–“Strategyforreplacingaharddiskdrive”onpage24
–“Importantnoticeforreplacingasystemboard”onpage24
–“Howtouseerrormessage”onpage24

•“StrategyforreplacingFRUsforCTO,CMV,andGAV”onpage24
–“Productdenition”onpage24
–“FRUidenticationforCTO,CMV,andGAVproducts”onpage25

Important:

•AdvisecustomerstocontacttheLenovoCustomerSupportCenteriftheyneedanyassistancein
obtainingorinstallinganysoftwarexes,drivers,andBIOSdownloads.TelephonenumbersforLenovo
Supportareavailableat:
http://www.lenovo.com/support/phone

•SystemDisassembly/ReassemblyvideosthatshowtheFRUremovalsorreplacementsfortheLenovo

®

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

StrategyforreplacingFRUs

Beforereplacingparts:

Makesurethatallsoftwarexes,drivers,andBIOSdownloadsareinstalledbeforereplacinganyFRUs
listedinthismanual.

Afterasystemboardisreplaced,ensurethatthelatestBIOSisloadedtothesystemboardbefore
completingtheserviceaction.

Todownloadsoftwarexes,drivers,andBIOS,doasfollows:

1.Gotohttp://support.lenovo.com.

2.EntertheproductnumberofthecomputerorpressAuto-detectbuttononthescreen.

3.SelectDownloadsanddrivers.

4.Followthedirectionsonthescreenandinstallthenecessarysoftware.

UsethefollowingstrategytopreventunnecessaryexpenseforreplacingandservicingFRUs:

•IfyouareinstructedtoreplaceaFRUbutthereplacementdoesnotcorrecttheproblem,reinstall
theoriginalFRUbeforeyoucontinue.

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

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

Attention:Thesetupcongurationonthecomputeryouareservicingmayhavebeencustomized.Running
AutomaticCongurationmayalterthesettings.Notethecurrentcongurationsettings(usingtheView
Congurationoption);then,whenservicehasbeencompleted,verifythatthosesettingsremainineffect.

©CopyrightLenovo2009,2012

23

Strategyforreplacingaharddiskdrive

Alwaystrytorunalow-levelformatbeforereplacingaharddiskdrive.Thiswillcauseallcustomerdataon
theharddisktobelost.Besurethatthecustomerhasacurrentbackupofthedatabeforedoingthistask.

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

Importantnoticeforreplacingasystemboard

Somecomponentsmountedonasystemboardareverysensitive.Improperhandlingofasystemboardcan
causedamagetothosecomponents,andmaycauseasystemmalfunction.

Attention:Whenhandlingasystemboard:

•Donotdropasystemboardorapplyanyexcessiveforcetoit.

•Avoidroughhandlingofanykind.

•AvoidbendingasystemboardandhardpushingtopreventcrackingateachBGA(BallGridArray)chipset.

Howtouseerrormessage

Usetheerrorcodesdisplayedonthescreentodiagnosefailures.Ifmorethanoneerrorcodeisdisplayed,
beginthediagnosiswiththersterrorcode.Whatevercausesthersterrorcodemayalsocausefalseerror
codes.Ifnoerrorcodeisdisplayed,seewhethertheerrorsymptomislistedintheSymptom-to-FRU
Indexforthecomputeryouareservicing.

StrategyforreplacingFRUsforCTO,CMV,andGAV

Productdenition

DynamicCongureToOrder(CTO)

ThisprovidestheabilityforacustomertocongureaLenovosolutionfromaneSite,andhavethis
congurationsenttofulllment,whereitisbuiltandshippeddirectlytothecustomer.Themachinelabel,
ProductEntitlementWarehouse(PEW),eSupport,andtheHMMwillloadtheseproductsasthe4-digitMT
and3-digitmodel,wheremodel=“CTO”(Example:1829-CTO).

CustomModelVariant(CMV)

ThisisauniquecongurationthathasbeennegotiatedbetweenLenovoandthecustomer.Aunique4-digit
MTand3-digitmodelisprovidedtothecustomertoplaceorders(Example:1829-W15).ACMVisaspecial
bidoffering.Therefore,itisNOTgenerallyannounced.

•TheMTMportionofthemachinelabelisthe4-digitMTand3-digitmodel,wheremodel=“CTO”
(Example:1829-CTO).ThePRODUCTIDportionofthemachinelabelisthe4-digitMTand3-digitCMV
model(Example:1829-W15).

•ThePEWrecordisthe4-digitMTand3-digitmodel,wheremodel=“CTO”(Example:1829-CTO).

•eSupportwillshowboththeCTOandCMVmachinetypemodels(Example:1829-CTOand1829-W15
willbefoundontheeSupportsite.)

•TheHMMwillhavethe4-digitMTand3-digitCTOmodelonly(Example:1829-CTO).Again,CMVsare
custommodelsandarenotfoundintheHMM.

24HardwareMaintenanceManual