Lenovo C40 Series Manuel du propriétaire

LenovoC40SeriesAll-In-OneComputer

HardwareMaintenanceManual

MachineTypes:0B4[C40-30]/0B5[C40-05]

LenovoC40SeriesAll-In-OneComputer

HardwareMaintenanceManual

MachineTypes:0B4[C40-30]/0B5[C40-05]

FirstEdition(October2014)28th

©CopyrightLenovo2014.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServices

Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.

GS-35-05925

Contents

Chapter1.Abotthismanal.....1

ImportantSafetyInformation.........1

Chapter2.Safetyinformation.....3

Generalsafety...............3

Electricalsafety..............3

Safetyinspectionguide...........5

Handlingelectrostaticdischarge-sensitive

devices.................5

Groundingrequirements...........6

Safetynotices...............6

Chapter3.Generalinformation....9

Speciﬁcations...............9

Chapter4.GeneralCheckot.....11

Chapter5.UsingtheSetpUtility...13

StartingtheLenovoBIOSSetupUtilityprogram.13

Viewingandchangingsettings........13

Usingpasswords..............13

Enablingordisablingadevice........15

Selectingastartupdevice..........16

ExitingtheLenovoBIOSSetupUtilityprogram..17

Chapter6.Symptom-to-FRUIndex..19

Harddiskdrivebooterror..........19

PowerSupplyProblems...........19

POSTerrorcodes.............20

Undeterminedproblems...........20

Chapter7.Replacinghardware....21

Generalinformation.............21

Replacingthekeyboardandmouse......22

Replacingtheadapter............22

Removingthestandbase..........23

Removingthefootcover...........24

Replacingthememorymodule........25

Replacingtheharddiskdrive.........26

Removingthestandholder..........27

Removingthemiddlecover.........28

Replacingtheopticaldrive..........31

Replacingthepowerswitchboard.......33

Replacingtheconverterboard........34

RemovingtheEMIcover...........35

Replacingthesystemfan..........36

Replacingtheheat-sink...........37

Replacingthespeakersystem........39

ReplacingtheWi-icard...........40

Removingthereardeco...........41

Replacingthemotherboard..........43

Replacingthecamera............44

ReplacingtheLEDpanelmodule.......46

Chapter8.FRUlists..........49

Chapter9.FRUlists..........59

Chapter10.Generalinformation...69

AdditionalServiceInformation........69

©CopyrightLenovo2014iii

ivLenovoC40SeriesAll-In-OneComputerHardwareMaintenanceManual

Chapter1.Abotthismanal

ThismanualcontainsserviceandreferenceinformationforLenovoC40–30/C40–05All-In-Onecomputers

listedonthecover.ItisintendedonlyfortrainedservicerswhoarefamiliarwithLenovocomputerproducts.

BeforeservicingaLenovoproduct,besuretoreadtheSafetyInformation.

ThedescriptionoftheTV-tunercardinthismanualappliesonlytocomputerswithaTV-tunercardinstalled.

ItdoesnotapplytocomputerswithoutaTV-tunercard.

ImportantSafetyInformation

BesuretoreadallCAUTIONandDANGERsectionsinthismanualbeforefollowinganyoftheinstructions.

VeuillezliretouteslesconsignesdetypeDANGERetATTENTIONduprésentdocumentavantd’exécuter

lesinstructions.

LesenSieunbedingtalleHinweisevomT yp“ACHTUNG”oder“VORSICHT”indieserDokumentation,bevor

SieirgendwelcheVorgängedurchführen

LeggereleistruzioniintrodottedaATTENZIONEePERICOLOpresentinelmanualeprimadieseguireuna

qualsiasidelleistruzioni

Certiﬁque-sedelertodasasinstruçõesdecuidadoeperigonestemanualantesdeexecutarqualquer

umadasinstruções

Esimportantequeleatodaslasdeclaracionesdeprecauciónydepeligrodeestemanualantesdeseguir

lasinstrucciones.

©CopyrightLenovo20141

2LenovoC40SeriesAll-In-OneComputerHardwareMaintenanceManual

Chapter2.Safetyinformation

Thischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.

Generalsafety

ollowtheserulestoensuregeneralsafety:

•Keeptheareasaroundthecomputerclearandcleanduringandaftermaintenance.

•Whenliftinganyheavyobject:

1.Ensureyoucanstandsafelywithoutslipping.

2.Distributetheweightoftheobjectequallyacrossbothfeet.

3.Liftslowly.Nevermovesuddenlyortwistwhenyouattempttolift.

4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe

musclesinyourback.

Donotattempttoliftanyobjectsthatweighmorethan16kg(35lb)orobjectsthatyouthinkare

tooheavyforyou.

•Donotperformanyactionthatwouldcreateahazardforthecustomer,orwouldmakethecomputer

unsafe.

•Beforeyoustartthecomputer,ensurethatotherservicerepresentativesandcustomerpersonnelarenot

inapositionthatwouldcreateahazardforthem.

•Placeremovedcoversandotherpartsinasafeplace,awayfromallpersonnel,whileyouareservicingthe

computer.

•Keepyourtoolcaseawayfromareasthatpeoplemaywalkthroughtoensureno-onetripsoverit.

•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofamachine.Ensurethatyoursleeves

arefastenedorrolledupaboveyourelbows.Ifyourhairislong,tieorfastenitback.

•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanon-conductiveclip,

approximately8centimeters(3inches)fromtheend.

•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing.

Remember:Metalobjectsaregoodelectricalconductors.

•Wearsafetyglasseswhenyouare:hammering,drillingsoldering,cuttingwire,attachingsprings,using

solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.

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

thatiswornordefective.

•Reattachallcoverscorrectlybeforereturningthecomputertothecustomer.

Electricalsafety

CAUTION:

Electricalcrrentfrompower,telephone,andcommnicationcablescanbehazardos.T oavoid

personalinjryoreqipmentdamage,disconnectanyattachedpowercords,telecommnication

cables,networkcables,andmodemcablesbeforeyoopenthecomptercovers,nlessinstrcted

otherwiseintheinstallationandconﬁgrationprocedres.

©CopyrightLenovo20143

Observethefollowingruleswhenworkingonelectricalequipment.

Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft

materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershaverubber

ﬂoormatsneartheirequipmentthatcontainsmallconductiveﬁberstodecreaseelectrostaticdischarge.

•indtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical

accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.

•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.

•Disconnectallpowerbefore:

–Performingamechanicalinspection

–Workingnearpowersupplies

–RemovingorinstallingieldReplaceableUnits(RUs)

•Beforeyoustarttoworkonthecomputer,unplugthepowercord.Ifyoucannotunplugit,askthe

customertopower-offtheelectricaloutletthatsuppliespowertothemachineandtolocktheelectrical

outletintheoffposition.

•Ifyouneedtoworkonacomputerthathasexposedelectricalcircuits,observethefollowingprecautions:

–Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.

Remember:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.

–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour

pocketorbehindyourback.

Remember:Theremustbeacompletecircuittocauseelectricalshock.Byobservingtheaboverule,

youmaypreventacurrentfrompassingthroughyourbody.

–Whenusingatester,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor

thattester.

–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas

metalﬂoorstripsandmachineframes.

Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;theseinstructionsarein

thesafetysectionsofthemaintenanceinformation.Useextremecarewhenmeasuringhighvoltages.

•Regularlyinspectandmaintainyourelectricalhandtoolstoensuretheyaresafetouse.

•Donotusewornorbrokentoolsandtesters.

•Neverassumethatpowerhasbeendisconnectedfromacircuit.irst,checkthatithasbeenpoweredoff.

•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsarewetﬂoors,

non-groundedpowerextensioncables,conditionsthatmaycauseorallowpowersurges,andmissing

safetygrounds.

•Donottouchliveelectricalcircuitswiththereﬂectivesurfaceofaplasticdentalmirror.Thissurfaceis

conductive,andtouchingalivecircuitcancausepersonalinjuryanddamagetothecomputer.

•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating

positionsinacomputer:

–Powersupplyunits

–Pumps

–Blowersandfans

–Motorgenerators

andsimilarunits.(Thispracticeensurescorrectgroundingoftheunits.)

•Ifanelectricalaccidentoccurs:

–Usecaution;donotbecomeavictimyourself.

4LenovoC40SeriesAll-In-OneComputerHardwareMaintenanceManual

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