Lenovo C240 All-in-One Manual do Utilizador

LenovoC240/245/255All-In-OnePCHardwareMaintenanceManualideaideaideaCentreideaMachineTypes:10113/6268[C240];10114/6269[C245];10137/F0A1[C255]

Observethefollowingruleswhenworkingonelectricalequipment.Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmateri

–Switchoffpower.–Sendanotherpersontogetmedicalaid.SafetyinspectionguideTheintentofthisinspectionguideistoassistyouinidentifyingpotentialhazardsposedby

•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.•Avoidcontactwithotherpeoplewhilehandlingthepart.•Wearagroundedwriststrapagainstyo

ToConnectToDisconnect1.TurneverythingOFF .2.First,attachallcablestodevices.3.Attachsignalcablestoconnectors.4.Attachpowercordstooutlet.5.TurndeviceON.

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)CAUTION:Usesafepracticeswhenlifting.CAUTION:Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupply

Chapter3.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallcomputermodelscoveredbythismanual.SpecificationsThissectionliststhephys

10LenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

Chapter4.GeneralCheckoutAttention:Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequencemayhavebeenchanged.Beextremelyc

12LenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

Chapter5.UsingtheSetupUtilityTheSetupUtilityprogramisusedtoviewandchangetheconfigurationsettingsofyourcomputer,regardlessofwhichoperatingsystemyouareus

AdministratorPasswordSettinganAdministratorPassworddetersunauthorizedpersonsfromchangingconfigurationsettings.Y oumightwanttosetanAdministratorPassword

Power-OnPasswordWhenaPower-OnPasswordisset,youcannotstarttheLenovoBIOSSetupUtilityprogramuntilavalidpasswordistypedfromthekeyboard.Setting,changing,or

SATAModeSelectDisabled/IDE/AHCImode.DevicedriversupportisrequiredforAHCIorRAID.Dependingonhowtheharddiskdriveimagewasinstalled,changingthissettingmayp

SelectingorchangingthestartupdevicesequenceTovieworpermanentlychangetheconfiguredstartupdevicesequence,dothefollowing:1.StarttheLenovoBIOSSetupUtilityp

18LenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

Chapter6.Symptom-to-FRUIndexTheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedfirst.AlwaysbeginwithChapter4,“GeneralC

POSTerrorcodesEachtimeyouturnthecomputeron,itperformsaseriesofteststocheckthatthesystemisoperatingcorrectlyandthatcertainoptionsareset.Thisseriesoftes

Chapter7.Locatingconnectors,controlsandcomponentsThissectionprovidesillustrationstohelplocatethevariousconnectors,controlsandcomponentsofthecomputer.F

LeftandrightviewThefollowingillustrationshowsthelocationofconnectors,controlsandcomponentsontheleftandrightsideofthecomputer.1235461.Opticaldrive4.Mic

RearviewThefollowingillustrationshowsthelocationofconnectorsandcomponentsontherearofthecomputer.1 23 41.Powerconnector4.Ethernetconnector2.HDMI-outcon

LenovoC240/245/255All-In-OnePCHardwareMaintenanceManualMachineTypes:10113/6268[C240];10114/6269[C245];10137/F0A1[C255]

HardwarecomponentsThefollowingillustrationshowsthecomponentsthatmakeupyourcomputer.1234567891013141512111.Frontbezel9.Camera2.Motherboard10.Converterb

IdentifyingpartsonthemotherboardThemotherboard(sometimescalledtheplanarorsystemboard)isthemaincircuitboardinyourcomputer.Itprovidesbasiccomputingfunct

26LenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

Chapter8.ReplacinghardwareAttention:Donotremovethecomputercoverorattemptanyrepairbeforereadingthe“Importantsafetyinformation”intheSafetyandWarrantyGui

ReplacingthekeyboardandmouseToreplacethekeyboardandmouse:Step1.Removeanymedia(disks,CDs,DVDsormemorycards)fromthedrives,shutdowntheoperatingsystem,and

Step4.Pushasmallironstick(paperclip)intothesmallholeontheopticaldrivecoversothatthediskspringsoutasshown.1Step5.Removethescrewthatsecurestheopticaldri

a.Alignthenewopticaldrivewiththecover,andthenpushthecoverbackintoposition.b.Slidethenewopticaldriveintothedrivebay,thenpushitintoposition.c.Securetheo

RemovingtherearcoverNote:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingtherearcover.Note:Itmaybehelpfultoplacethecomputerface-downo

Step8.Toreattachtherearcover:a.LineuptherearcoverwiththefrontbezelandreconnecttheLVDScable.b.Lineuptheholesontherearcoverwithmountingholesonthefrontbe

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)cables,andanyothercablesthatareconnectedtothecomputer.Referto“L

FourthEdition(July2013)25th©CopyrightLenovo2012,2013.LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServicesAdministrati

Step5.Removethe4screwsthatsecuretheheat-sinkmoduletothemotherboard.Step6.Liftuptheheat-sinktoremoveit.Attention:Placetheheat-sinkupsidedownonaflatsurfa

Step5.Disconnectthepowercablefromtheconnectoronthemotherboard.1Step6.Removethe2screwsthatsecurethesystemfantotherearcover.Step7.Liftupthesystemfantore

Step5.DisconnecttheantennaanddatacablesfromtheWi-Ficard.1Step6.RemovethescrewthatsecurestheWi-Ficardtothemotherboard.2Step7.PulltheWi-Ficardupwardtore

Step5.Disconnectthespeakercablefromtheconnectoronmotherboard.1Step6.Detachthespeakersystemfromtherubberscrews.231223Step7.Toinstallthenewspeakersystem

Step5.Disconnectthedatacablefromthefrontindicatorboard.1Step6.Removethe2screwsthatsecurethefrontindicatorboardtotherearcover.2Step7.Liftupthefrontindi

Step5.Disconnectthepowerswitchboardcablefromtheconnectoronthemotherboard.1Step6.Removethescrewthatsecuresthepowerswitchboardtotherearcoverandliftupthe

Step8.Removeallthecablesconnectedtothemotherboard.123456123456Step9.Removethe7screwsthatsecurethemotherboardtotherearcoverandliftituptoremoveit.11Step

ReplacingthecomputerstandNote:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingtherearcover.Toreplacethecomputerstand:Step1.Removeanym

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)cables,andanyothercablesthatareconnectedtothecomputer.Referto“L

Step5.Disconnectthe2cablesfromtheconverterboard.1Step6.Removethe2screwsthatsecuretheconverterboardtothebracket.2Step7.Liftuptheconverterboardtoremovei

ContentsChapter1.Aboutthismanual...1ImportantSafetyInformation...1Chapter2.Safetyinformation...3Generalsafety...3Electricals

Step6.Removethe2screwsthatsecuretheconverterbrackettothefrontbezel.1Liftupthebrackettoremoveit.2112Step7.RemovethetapethatsecurestheLVDScabletotheconn

Step11.TheLEDpanelispinedtothefrontbezel.Pullthepinsoutwardtoreleaseit1,thenslideouttheLEDpaneloutasshown.23123Step12.ToinstallthenewtheLEDpanel:a.Lin

PanelBrandPJP6SettingPJP7SettingLG(18.5'')-LM185WH2-TLK1CMI(18.5'')-M185BGE-L23AUO(18.5'')-M185XTN01.3BOE(18.5'&apo

Chapter9.FRUlists-C240–245Thischapterliststheinformationonthefieldreplaceableunits(FRUs)forLenovoC240–245All-In-Onedesktopcomputers.Attention:Besuretor

C240NOKCPU_847MB90001861NC240NOKCPU_807MB90001862NC240W8PCPU_847MB90001863NC240W8PCPU_807MB90001864NC240W8SCPU_847MB90001865NC240W8SCPU_807MB90001866N

C240REARCOVERW/ODD(BLACK)90202161NC240REARCOVERW/ODD(WHITE)90202162NC240REARCOVERW/OODD(BLACK)90202212NC240REARCOVERW/OODD(WHITE)90202213N9CameraBison

C240STAND(BLACK)90202158NC240STAND(WHITE)90202159NCMI18.5"WLEDM185BGE-L2290400100NAUOM185XTN01.290400101NAUOM185XTN01.390400141NPanelCMIM185BGEL2

Chapter10.FRUlists-C255Thischapterliststheinformationonthefieldreplaceableunits(FRUs)forLenovoC255All-In-Onedesktopcomputer.Attention:Besuretoreadandun

7SpeakerC240SPEAKERW/RUBBER*290202138NC240CONVERTERBOARDForCMI90001846NC240CONVERTERBOARDForAUO90001847N11ConverterboardC240CONVERTERBOARDForBOE900018

M471B5773DH0-YK02GBD3L-1600SMEMORY1100642NHMT425S6AFR6A-PB2GBD3L-1600SMEMORY1100643NMT8KTF25664HZ-1G6M12GBD3L-1600SMEMORY1100228NRamaxelElp_RJ2108EDBG

ivLenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

SunrexEKB-10YA(US)B-SilkUSBKB-LVT8252091111PrimaxKB4721(US)B-SilkUSBKB-LVT8252091121ChiconyBlackSilkKB252091131SunrexEKB-10YA(TW)B-SilkUSBKB-LVT825209

SunrexEKB-10YA(SW)W-SilkUSBKB-LVT8252091561SunrexEKB-10YA(GE)W-SilkUSBKB-LVT8252091571SunrexEKB-10YA(TR)W-SilkUSBKB-LVT8252091581SunrexEKB-10YA(SP)W-S

Volex1mC5EuropePowerCable310494971Luxshare1.0mC5EuropePowerCable310495181longwellBlackSingle-end1.0mIndiaPowerCable310353951Luxshare1.0mC5IndiaPowerCa

Chapter11.AdditionalServiceInformationThischapterprovidesadditionalinformationthattheservicerepresentativemightfindhelpful.PowermanagementPowermanageme

Chapter1.AboutthismanualThismanualcontainsserviceandreferenceinformationforLenovoC240/C245/C255All-In-Onecomputerslistedonthecover.Itisintendedonlyfor

2LenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

Chapter2.SafetyinformationThischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.GeneralsafetyFollowtheserulestoen