LenovoC345/C445All-In-OnePCHardwareMaintenanceManualideaideaideaCentreideaMachineTypes:10103/4751[C345],10105/6596[C445]
Observethefollowingruleswhenworkingonelectricalequipment.Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmateri
–Switchoffpower.–Sendanotherpersontogetmedicalaid.SafetyinspectionguideTheintentofthisinspectionguideistoassistyouinidentifyingpotentialhazardsposedby
•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.•Avoidcontactwithotherpeoplewhilehandlingthepart.•Wearagroundedwriststrapagainstyo
ToConnectToDisconnect1.TurneverythingOFF.2.First,attachallcablestodevices.3.Attachsignalcablestoconnectors.4.Attachpowercordstooutlet.5.TurndeviceON.1
≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)CAUTION:Usesafepracticeswhenlifting.CAUTION:Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupply
Chapter3.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallcomputermodelscoveredbythismanual.SpecicationsThissectionliststhephys
10LenovoC345/C445All-In-OnePCHardwareMaintenanceManual
Chapter4.GeneralCheckoutAttention:Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequencemayhavebeenchanged.Beextremelyc
12LenovoC345/C445All-In-OnePCHardwareMaintenanceManual
Chapter5.UsingtheSetupUtilityTheSetupUtilityprogramisusedtoviewandchangethecongurationsettingsofyourcomputer,regardlessofwhichoperatingsystemyouareus
AdministratorPasswordSettinganAdministratorPassworddetersunauthorizedpersonsfromchangingcongurationsettings.Y oumightwanttosetanAdministratorPassword
TosetaPower-OnPassword,dothefollowing:1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”onpage13.)2.FromtheSecurity
SelectATADeviceSetup,presstheEnterkey,thenselectSATAMode.SelectAudioSetup,presstheEnterkey,thenselectOnboardAudioController.SelectNetworkSetup,pressth
a.Ifyoudonotwanttosavethesettings,selectDiscardchangesandExitfromthemenu.b.Ifyouhavechangedthesesettingsandwanttoreturntothedefaultsettings,selectLoad
18LenovoC345/C445All-In-OnePCHardwareMaintenanceManual
Chapter6.Symptom-to-FRUIndexTheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedrst.AlwaysbeginwithChapter4,“GeneralC
POSTerrorcodesEachtimeyouturnthecomputeron,itperformsaseriesofteststocheckthatthesystemisoperatingcorrectlyandthatcertainoptionsareset.Thisseriesoftes
Chapter7.Locatingconnectors,controlsandcomponentsThissectionprovidesillustrationstohelplocatethevariousconnectors,controlsandcomponentsofthecomputer.F
LeftandrightviewThefollowingillustrationshowsthelocationofconnectors,controlsandcomponentsontheleftandrightsideofthecomputer.123654781.USBconnector5.M
RearviewThefollowingillustrationshowsthelocationofconnectorsandcomponentsontherearofthecomputer.1 2 3 7654891.TVtunerconnector(selectedmodelsonly,2con
LenovoC345/C445All-In-OnePCHardwareMaintenanceManualMachineTypes:10103/4751[C345],10105/6596[C445]
HardwarecomponentsThefollowingillustrationshowsthecomponentsthatmakeupyourcomputer.1236789101114181617151920214512131.Computerstand12.Wi-Ficard2.Footc
IdentifyingpartsonthemotherboardThemotherboard(sometimescalledtheplanarorsystemboard)isthemaincircuitboardinyourcomputer.Itprovidesbasiccomputingfunct
26LenovoC345/C445All-In-OnePCHardwareMaintenanceManual
Chapter8.ReplacinghardwareAttention:Donotremovethecomputercoverorattemptanyrepairbeforereadingthe“Importantsafetyinformation”intheSafetyandWarrantyGui
ReplacingthekeyboardandmouseNote:YourkeyboardwillbeconnectedtoaUSBconnectorateithersideorattherearofthecomputer.Toreplacethekeyboard:Step1.Removeanyme
Step2.Disconnecttheadaptercablefromthecomputer1,thenunplugthepowercordfromelectricaloutlet.2Step3.Connectthenewadapterasshown.12Chapter8.Replacinghard
RemovingthestandbaseAttention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.Note:Itmaybehelpfultoplacethecomputerface-down
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovorecommendsthatyouuseablanket,towel,orothersoftclothtoprotectthet
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovorecommendsthatyouuseablanket,towel,orothersoftclothtoprotectthet
ReplacingtheharddiskdriveAttention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.Note:Itmaybehelpfultoplacethecomputerface
ThirdEdition(December2012)28th©CopyrightLenovo2012.LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServicesAdministration
Step7.Pushthelockpinsoutwardtoreleasetheharddiskdrivefromthebracket.Step8.Toinstallthenewharddiskdrive:a.Lineupthenewharddiskdrivewiththebracketandsec
Step6.Pushtheopticaldrivepindownwardtopushouttheopticaldriveasshown.12Step7.Pushasmallironstick(paperclip)intothesmallholeontheopticaldrivecoversothat
Step10.Separatethecoverfromthedefectiveopticaldrive.Step11.T oinstallthenewopticaldrive:a.Alignthenewopticaldrivewiththecover,andthenpushthecoverbacki
Step7.Toreattachthestandholder:a.Aligntheholesonthestandholderwithmountingholesonthechassis,placethestandholderbackintoposition.b.Securethestandholder
Step9.Toreattachthemiddlecover:a.Lineupthemiddlecoverwithchassis,thenplacethemiddlecoverback.b.Securethemiddlecovertothechassiswiththevescrews.Step10
Step9.Disconnectthetwocablesfromtheconverter,andthenremovethetwoscrewsthatsecuretheconverterboardtothechassis.Step10.Liftuptheconverterboardtoremoveit
Step9.Removethetwoscrewsthatsecurecameratothefrontbezel.1Step10.Liftupthecamera2anddisconnectthedatacablefromthecamera.3Step11.T oinstallthenewcamera:
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)cables,andanyothercablesthatareconnectedtothecomputer.Referto“L
Step2.Unplugallpowercordsfromelectricaloutlets.Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)cables,andanyoth
Step12.RemovethetwoscrewsthatsecurerearI/Omoduletothebracket1,loosetherearI/Omodule,thenslideitout.2Step13.T oinstallthenewrearI/Omodule:a.Lineupthene
ContentsChapter1.Aboutthismanual...1ImportantSafetyInformation...1Chapter2.Safetyinformation...3Generalsafety...3Electricals
Step7.Removethestandholder.Referto“Removingthestandholder”.Step8.Removethemiddlecover.Referto“Removingthemiddlecover”.Step9.RemovetheEMIcover.Referto“
Step9.RemovetheEMIcover.Referto“RemovingtheEMIcover”.Step10.Removethesealingtapebetweenthesystemfanandheat-sink.Step11.Removethetwoscrewsthatsecurethe
Step9.RemovetheEMIcover.Referto“RemovingtheEMIcover”.Step10.Removethesealingtapebetweenthesystemfanandheat-sink.Step11.Removethevescrewsthatsecurethe
Step7.Removethestandholder.Referto“Removingthestandholder”.Step8.Removethemiddlecover.Referto“Removingthemiddlecover”.Step9.RemovetheEMIcover.Referto“
Step9.RemovetheEMIcover.Referto“RemovingtheEMIcover”.Step10.DisconnecttheantennacablesfromtheWLANcard.Step11.RemovethescrewthatsecurestheWLANcardtothe
Step12.Disconnectthedatacablefromthefrontcontrolboard,thenliftupthefrontcontrolboard.Step13.T oinstallthenewfrontcontrolboard:a.Connectthedatacabletot
Step10.Gentlypushthepinthatlocksthepowerswitchboardtoreleaseit,thenslidethepowerswitchboardout.Step11.Disconnectthedatacablefromthepowerswitchboard.St
Step9.Removethemiddlecover.Referto“Removingthemiddlecover”.Step10.RemovetheEMIcover.Referto“RemovingtheEMIcover” .Step11.RemovetherearI/Omodule.Refert
•CPU•Heat-sink•RearI/Omodule•MemorymoduleStep20.ReattachtheEMIcover,middlecover,opticaldrive,standholder,footcoverandstandbase.ReplacingtheLEDpanelNot
Step16.Removethe9screwsthatsecurethechassistothefrontbezel.1Step17.RemovethefourscrewsthatsecuretheLEDpaneltothechassis,andthendisconnectthepowercable
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54LenovoC345/C445All-In-OnePCHardwareMaintenanceManual
Chapter9.FRUlistsThischapterliststheinformationontheeldreplaceableunits(FRUs).Attention:Besuretoreadandunderstandallthesafetyinformationbeforereplaci
Footcover 2????NMiddlecover 3????NEMIcover4????NMotherboardC345/C445CPU_E1-1200W/WIN8MB90000736NC345/C445CPU_E2-1800W/WIN8MB90000738NC345/C445CPU_E450
FrontbezelC445FRONTBEZEL(BLACK)90201762NC445FRONTBEZEL(RED)90201763NC445FRONTBEZEL(WHITE)90201764C345FRONTBEZEL(BLACK)90201646C345ODDBezel(BLACK)90201
OpticaldrivePLDSDS-8A8SH252014871SN-208AB25201108120HLDSGT50N252016351Opticaldrivebracket21????N58LenovoC345/C445All-In-OnePCHardwareMaintenanceManual
Chapter10.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallcomputermodelscoveredbythismanual.AdditionalServiceInformationThischa
Chapter1.AboutthismanualThismanualcontainsserviceandreferenceinformationforLenovoC345andC445All-In-Onecomputerslistedonthecover.Itisintendedonlyfortra
2LenovoC345/C445All-In-OnePCHardwareMaintenanceManual
Chapter2.SafetyinformationThischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.GeneralsafetyFollowtheserulestoen
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