Lenovo E40-30 Owner's manual

HardwareMaintenanceManual
LenovoE40–30,E40–70,ZhaoYangE40–30andZhaoYangE40–70

Note:Beforeusingthisinformationandtheroductitsuorts,besuretoreadthegeneralinformation
underAendixA“Notices”onage79.
FirstEdition(May2014)
©CopyrightLenovo2014.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredursuantaGeneralServicesAdministration
“GSA”contract,use,reroduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents
Abotthismanal...........iii
Chapter1.Safetyinformation.....1
Generalsafety...............1
Electricalsafety..............1
Safetyinsectionguide...........2
Handlingdevicesthataresensitivetoelectrostatic
discharge.................3
Groundingrequirements...........4
Safetynotices(multilingualtranslations).....4
Chapter2.Importantservice
information..............19
StrategyforrelacingFRUs.........19
Strategyforrelacingaharddiskdriveora
solid-statedrive............19
Imortantnoticeforrelacingasystem
board................20
FRUidentification............20
Chapter3.Generalcheckot.....21
Whattodofirst..............21
Powersystemcheckout...........22
Checkingtheacoweradater......22
Checkingtheexternalbatteryackandthe
oerationalcharging..........23
Chapter4.Relatedservice
information..............25
RestoringthefactorycontentsbyusingOneKey
Recovery.................25
Powermanagement............25
Screenblankmode(fortheWindows7
oeratingsystemonly)..........25
Sleemode..............25
Hibernationmode...........26
Chapter5.Passwords.........27
Power-onassword............27
Harddiskassword............27
Administratorassword...........27
Chapter6.Statsindicators.....29
Chapter7.Fnctionkeys.......31
Chapter8.Locations.........33
Locatingcomutercontrols,connectors,and
indicators.................33
Frontview...............33
Left-sideview.............34
Right-sideview.............35
Bottomview..............35
LocatingFRUsandCRUs..........36
MajorFRUsandCRUs..........37
LCDFRUs..............43
MiscellaneousartsandotherFRUs....44
Chapter9.FRUreplacement
notices................51
Screwnotices...............51
Chapter10.Removingorreplacinga
FRU..................53
Generalguidelines.............53
1010Externalbatteryack..........54
1020Keyboard..............54
1030Oticaldiskdrive...........56
1040Basecoverassembly..........57
1050Harddiskdriveorsolid-statehybriddrive..58
1060Wireless-LAN/Bluetoothcard......60
1070Memorymodule............61
1080Uercase..............62
1090Audioboard,audioboardcable,ower
board,touchadboardcable,fingerrinterboard
andLEDboard..............63
1100Systemboard.............66
1110ThermalfanassemblyandHeatSink
assembly.................68
1120Seakerassembly...........70
1130LCDunitandDC-incable........71
1140LCDfrontbezel............73
1150LCDanelandhinges.........74
1160IntegratedcameraandLCDcable.....75
1170AntennaassemblyandLCDcover.....76
AppendixA.Notices..........79
Electronicemissionsnotices.........80
Trademarks................80
AppendixB.Abbreviationtable....81
©CoyrightLenovo2014i

iiHardwareMaintenanceManual

Abotthismanal
ThismanualcontainsserviceandreferenceinformationforthefollowingLenovo®roducts.
LenovoE40–30andZhao
YangE40–30
MachineTye(MT)20379and80EN
LenovoE40–70andZhaoYang
E40–70
MachineTye(MT)20380and80EQ
Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootroblems.
Important:ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithLenovo
roducts.Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootroblemseffectively.
BeforeservicingaLenovoroduct,besuretoreadalltheinformationunderChater1“Safetyinformation”
onage1andChater2“Imortantserviceinformation”onage19.
©CoyrightLenovo2014iii

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Chapter1.Safetyinformation
Thischaterresentsfollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouservicea
Lenovonotebookcomuter.
•“Generalsafety”onage1
•“Electricalsafety”onage1
•“Safetyinsectionguide”onage2
•“Handlingdevicesthataresensitivetoelectrostaticdischarge”onage3
•“Groundingrequirements”onage4
•“Safetynotices(multilingualtranslations)”onage4
Generalsafety
Followtheserulestoensuregeneralsafety:
•Observegoodhousekeeingintheareaofthemachinesduringandaftermaintenance.
•Whenliftinganyheavyobject:
1.Makesurethatyoucanstandsafelywithoutsliing.
2.Distributetheweightoftheobjectequallybetweenyourfeet.
3.Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattemttolift.
4.Liftbystandingorbyushinguwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.Donotattempttoliftanyobjectthatweighsmorethan16kg(35lb)orthat
youthinkistooheavyforyou.
•Donoterformanyactionthatcauseshazardstothecustomer,orthatmakestheequimentunsafe.
•Beforeyoustartthemachine,makesurethatotherservicetechniciansandthecustomer'sersonnelare
notinahazardousosition.
•Placeremovedcoversandotherartsinasafelace,awayfromallersonnel,whileyouareservicing
themachine.
•Keeyourtoolcaseawayfromwalkareassothatothereolewillnottrioverit.
•Donotwearlooseclothingthatcanbetraedinthemovingartsofamachine.Makesurethatyour
sleevesarefastenedorrolleduaboveyourelbows.Ifyourhairislong,fastenit.
•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanon-conductivecli,about8
centimeters(3inches)fromtheend.
•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing.
Attention:Metalobjectsaregoodelectricalconductors.
•Wearsafetyglasseswhenyouarehammering,drilling,soldering,cuttingwire,attachingsrings,using
solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.
•Afterservice,reinstallallsafetyshields,guards,labels,andgroundwires.Relaceanysafetydevice
thatiswornordefective.
•Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.
•Fanlouversonthemachineheltoreventoverheatingofinternalcomonents.Donotobstructfan
louversorcoverthemwithlabelsorstickers.
Electricalsafety
Observethefollowingruleswhenworkingonelectricalequiment.
Important:Useonlyarovedtoolsandtestequiment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near
theirequiment,rubberfloormatsthatcontainsmallconductivefiberstodecreaseelectrostaticdischarges.
Donotusethistyeofmattorotectyourselffromelectricalshock.
©CoyrightLenovo20141

•Findtheroomemergencyower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoeratetheswitchorunlugtheowercordquickly.
•Donotworkaloneunderhazardousconditionsornearequimentthathashazardousvoltages.
•Disconnectallowerbefore:
–Performingamechanicalinsection
–Workingnearowersulies
–Removingorinstallingmainunits
•Beforeyoustarttoworkonthemachine,unlugtheowercord.Ifyoucannotunlugit,askthecustomer
toower-offthewallboxthatsuliesowertothemachine,andtolockthewallboxintheoffosition.
•Ifyouneedtoworkonamachinethathasexposeelectricalcircuits,observethefollowingrecautions:
–Ensurethatanothererson,familiarwiththeower-offcontrols,isnearyou.
Attention:Anotherersonmustbetheretoswitchofftheower,ifnecessary.
–Useonlyonehandwhenworkingwithowered-onelectricalequiment;keetheotherhandinyour
ocketorbehindyourback.
Attention:Anelectricalshockcanoccuronlywhenthereisacomletecircuit.Byobservingtheabove
rule,youmayreventacurrentfromassingthroughyourbody.
–Whenusingtesters,setthecontrolscorrectlyandusethearovedrobeleadsandaccessoriesfor
thattester.
–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas
metalfloorstrisandmachineframes.
Observethesecialsafetyrecautionswhenyouworkwithveryhighvoltages;Instructionsforthese
recautionsareinthesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuring
highvoltages.
•Regularlyinsectandmaintainyourelectricalhandtoolsforsafeoerationalcondition.
•Donotusewornorbrokentoolsandtesters.
•Neverassumethatowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenoweredoff.
•Alwayslookcarefullyforossiblehazardsinyourworkarea.Examlesofthesehazardsaremoistfloors,
non-groundedowerextensioncables,owersurges,andmissingsafetygrounds.
•Donottouchliveelectricalcircuitswiththereflectivesurfaceofalasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancauseersonalinjuryandmachinedamage.
•Donotservicethefollowingartswiththepoweronwhentheyareremovedfromtheirnormaloerating
lacesinamachine:
–Powersulyunits
–Pums
–Blowersandfans
–Motorgenerators
–Similarunitsaslistedabove
Thisracticeensurescorrectgroundingoftheunits.
•Ifanelectricalaccidentoccurs:
–Usecaution;donotbecomeavictimyourself.
–Switchoffower.
–Sendanotherersontogetmedicalaid.
Safetyinspectiongide
Theuroseofthisinsectionguideistoassistyouinidentifyingotentiallyunsafeconditions.Aseach
machinewasdesignedandbuilt,requiredsafetyitemswereinstalledtorotectusersandservicetechnicians
frominjury.Thisguideaddressesonlythoseitems.Youshouldusegoodjudgmenttoidentifyotential
safetyhazardsduetoattachmentofnon-Lenovofeaturesorotionsnotcoveredbythisinsectionguide.
Ifanyunsafeconditionsareresent,youmustdeterminehowserioustheaarenthazardcouldbeand
whetheryoucancontinuewithoutfirstcorrectingtheroblem.
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Considertheseconditionsandthesafetyhazardstheyresent:
•Electricalhazards,eseciallyrimaryower(rimaryvoltageontheframecancauseseriousorfatal
electricalshock)
•Exlosivehazards,suchasadamagedcathoderaytube(CRT)faceorabulgingcaacitor
•Mechanicalhazards,suchaslooseormissinghardware
Todeterminewhetherthereareanyotentiallyunsafeconditions,usethefollowingchecklistatthebeginning
ofeveryservicetask.Beginthecheckswiththeoweroff,andtheowercorddisconnected.
Checklist:
1.Checkexteriorcoversfordamage(loose,broken,orsharedges).
2.Poweroffthecomuter.Disconnecttheowercord.
3.Checktheowercordfor:
a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground
continuityfor0.1ohmorlessbetweentheexternalgroundinandtheframeground.
b.Theowercordshouldbetheauthorizedtyesecifiedforyourcomuter.
c.Insulationmustnotbefrayedorworn.
4.Checkforcrackedorbulgingbatteries.
5.Removethecover.
6.Checkforanyobviousnon-Lenovoalterations.Usegoodjudgmentastothesafetyofanynon-Lenovo
alterations.
7.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetalfilings,contamination,wateror
otherliquids,orsignsoffireorsmokedamage.
8.Checkforworn,frayed,orinchedcables.
9.Checkthattheower-sulycoverfasteners(screwsorrivets)havenotbeenremovedortameredwith.
Handlingdevicesthataresensitivetoelectrostaticdischarge
Anycomuterartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthemachine,theart,theworkmat,andthe
ersonhandlingtheartareallatthesamecharge.
Notes:
1.Useroduct-secificESDrocedureswhentheyexceedtherequirementsnotedhere.
2.MakesurethattheESDrotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.
WhenhandlingESD-sensitivearts:
•Keetheartsinrotectiveackagesuntiltheyareinsertedintotheroduct.
•Avoidcontactwithothereole.
•Wearagroundedwriststraagainstyourskintoeliminatestaticonyourbody.
•Preventtheartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeeven
whenyouarewearingawriststra.
•Useagroundedworkmattorovideastatic-freeworksurface.Thematiseseciallyusefulwhen
handlingESD-sensitivedevices.
•Selectagroundingsystem,suchasthoselistedbelow,toroviderotectionthatmeetsthesecific
servicerequirement.
Note:TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebutnotnecessary.
–AttachtheESDgroundclitoanyframeground,groundbraid,orgreen-wireground.
–Whenworkingonadouble-insulatedorbattery-oeratedsystem,useanESDcommongroundor
referenceoint.Youcanusecoaxorconnector-outsideshellsonthesesystems.
Chater1.Safetyinformation3

–Usetheroundgroundrongoftheaclugonac-oeratedcomuters.
Grondingreqirements
Electricalgroundingofthecomuterisrequiredforoeratorsafetyandcorrectsystemfunction.Proer
groundingoftheelectricaloutletcanbeverifiedbyacertifiedelectrician.
Safetynotices(mltilingaltranslations)
Thesafetynoticesinthissectionarerovidedinthefollowinglanguages:
•English
•Arabic
•BrazilianPortuguese
•French
•German
•Hebrew
•Jaanese
•Korean
•Sanish
•TraditionalChinese
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