Lenovo IdeaCentre C240 User manual

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

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

FourthEdition(July2013)25th
©CopyrightLenovo2012,2013.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataoroftwarearedeliveredpuruantaGeneralService
Adminitration“GSA”contract,ue,reproduction,ordicloureiubjecttoretrictionetforthinContractNo.
GS-35F-05925

Contents
Chapter1.Aboutthimanual......1
ImportantSafetyInformation..........1
Chapter2.Safetyinformation......3
Generalafety................3
Electricalafety...............3
Safetyinpectionguide............5
Handlingelectrotaticdicharge-enitive
device..................5
Groundingrequirement............6
Safetynotice................6
Chapter3.Generalinformation.....9
Specification................9
Chapter4.GeneralCheckout.....11
Chapter5.UingtheSetupUtility...13
StartingtheLenovoBIOSSetupUtilityprogram.13
Viewingandchangingetting........13
Uingpaword..............13
Enablingordiablingadevice........15
Selectingatartupdevice..........16
Changingbootingmode...........17
ExitingtheLenovoBIOSSetupUtilityprogram..17
Chapter6.Symptom-to-FRUIndex..19
Harddikdrivebooterror..........19
PowerSupplyProblem...........19
POSTerrorcode.............20
Undeterminedproblem...........20
Chapter7.Locatingconnector,
controlandcomponent......21
Chapter8.Replacinghardware....27
Generalinformation.............27
Replacingthekeyboardandmoue......28
Replacingtheopticaldrive..........28
Replacingthepoweradapter.........30
Removingtherearcover...........31
Replacingamemorymodule.........32
Replacingtheharddikdrive.........32
Replacingtheheat-ink...........33
Replacingtheytemfan..........34
ReplacingtheWi-Ficard...........35
Replacingthepeakerytem........36
Replacingthefrontindicatorboard.......37
Replacingthepowerwitchboard.......38
Replacingthemotherboard..........39
Replacingthecomputertand........41
Replacingthecamera............41
Replacingtheconverterboard........42
ReplacingtheLEDpanel...........43
Chapter9.FRUlit-C240–245....47
Chapter10.FRUlit-C255......51
Chapter11.AdditionalService
Information..............57
©CopyrightLenovo2012,2013iii

ivLenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

Chapter1.Aboutthimanual
ThimanualcontainerviceandreferenceinformationforLenovoC240/C245/C255All-In-Onecomputer
litedonthecover.ItiintendedonlyfortrainedervicerwhoarefamiliarwithLenovocomputerproduct.
BeforeervicingaLenovoproduct,beuretoreadtheSafetyInformation.
ThedecriptionoftheTV-tunercardinthimanualapplieonlytocomputerwithaTV-tunercardintalled.
ItdoenotapplytocomputerwithoutaTV-tunercard.
ImportantSafetyInformation
BeuretoreadallCAUTIONandDANGERectioninthimanualbeforefollowinganyoftheintruction.
VeuillezliretouteleconignedetypeDANGERetATTENTIONdupréentdocumentavantd’exécuter
leintruction.
LeenSieunbedingtalleHinweievomTyp“ACHTUNG”oder“VORSICHT”indieerDokumentation,bevor
SieirgendwelcheVorgängedurchführen
LeggereleitruzioniintrodottedaATTENZIONEePERICOLOpreentinelmanualeprimadieeguireuna
qualiaidelleitruzioni
Certifique-edelertodaaintruçõedecuidadoeperigonetemanualantedeexecutarqualquer
umadaintruçõe
Eimportantequeleatodaladeclaracionedeprecauciónydepeligrodeetemanualantedeeguir
laintruccione.
©CopyrightLenovo2012,20131

2LenovoC240/245/255All-In-OnePCHardwareMaintenanceManual

Chapter2.Safetyinformation
Thichaptercontaintheafetyinformationthatyouneedtobefamiliarwithbeforeervicingacomputer.
Generalafety
Followtheeruletoenuregeneralafety:
•Keeptheareaaroundthecomputerclearandcleanduringandaftermaintenance.
•Whenliftinganyheavyobject:
1.Enureyoucantandafelywithoutlipping.
2.Ditributetheweightoftheobjectequallyacrobothfeet.
3.Liftlowly.Nevermoveuddenlyortwitwhenyouattempttolift.
4.Liftbytandingorbypuhingupwithyourlegmucle;thiactionremovethetrainfromthe
mucleinyourback.
Donotattempttoliftanyobjectsthatweighmorethan16kg(35lbs.)orobjectsthatyouthink
aretooheavyforyou.
•Donotperformanyactionthatwouldcreateahazardforthecutomer,orwouldmakethecomputer
unafe.
•Beforeyoutartthecomputer,enurethatotherervicerepreentativeandcutomerperonnelarenot
inapoitionthatwouldcreateahazardforthem.
•Placeremovedcoverandotherpartinaafeplace,awayfromallperonnel,whileyouareervicingthe
computer.
•Keepyourtoolcaeawayfromareathatpeoplemaywalkthroughtoenureno-onetripoverit.
•Donotwearlooeclothingthatcanbetrappedinthemovingpartofamachine.Enurethatyourleeve
arefatenedorrolledupaboveyourelbow.Ifyourhairilong,tieorfatenitback.
•Inerttheendofyournecktieorcarfinideclothingorfatenitwithanonconductiveclip,approximately
8centimeter(3inche)fromtheend.
•Donotwearjewelry,chain,metal-frameeyeglae,ormetalfatenerforyourclothing.
Remember:Metalobjectaregoodelectricalconductor.
•Wearafetyglaewhenyouare:hammering,drillingoldering,cuttingwire,attachingpring,uing
olvent,orworkinginanyotherconditionthatmightbehazardoutoyoureye.
•Afterervice,reintallallafetyhield,guard,label,andgroundwire.Replaceanyafetydevice
thatiwornordefective.
•Reattachallcovercorrectlybeforereturningthecomputertothecutomer.
Electricalafety
CAUTION:
Electricalcurrentfrompower,telephone,andcommunicationcablecanbehazardou.Toavoid
peronalinjuryorequipmentdamage,diconnectanyattachedpowercord,telecommunication
cable,networkcable,andmodemcablebeforeyouopenthecomputercover,unleintructed
otherwieintheintallationandconfigurationprocedure.
©CopyrightLenovo2012,20133

Obervethefollowingrulewhenworkingonelectricalequipment.
Important:Ueonlyapprovedtoolandtetequipment.Somehandtoolhavehandlecoveredwithaoft
materialthatdoenotinulateyouwhenworkingwithliveelectricalcurrent.Manycutomerhaverubber
floormatneartheirequipmentthatcontainmallconductivefibertodecreaeelectrotaticdicharge.
•Findtheroomemergencypower-off(EPO)witch,diconnectingwitch,orelectricaloutlet.Ifanelectrical
accidentoccur,youcanthenoperatethewitchorunplugthepowercordquickly.
•Donotworkaloneunderhazardouconditionornearequipmentthathahazardouvoltage.
•Diconnectallpowerbefore:
–Performingamechanicalinpection
–Workingnearpowerupplie
–RemovingorintallingFieldReplaceableUnit(FRU)
•Beforeyoutarttoworkonthecomputer,unplugthepowercord.Ifyoucannotunplugit,akthe
cutomertopower-offtheelectricaloutletthatuppliepowertothemachineandtolocktheelectrical
outletintheoffpoition.
•Ifyouneedtoworkonacomputerthathaexpoedelectricalcircuit,obervethefollowingprecaution:
–Enurethatanotherperon,familiarwiththepower-offcontrol,inearyou.
Remember:Anotherperonmutbetheretowitchoffthepower,ifneceary.
–Ueonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour
pocketorbehindyourback.
Remember:Theremutbeacompletecircuittocaueelectricalhock.Byobervingtheaboverule,
youmaypreventacurrentfrompaingthroughyourbody.
–Whenuingateter,etthecontrolcorrectlyanduetheapprovedprobeleadandacceoriefor
thatteter.
–Standonuitablerubbermat(obtainedlocally,ifneceary)toinulateyoufromgrounducha
metalfloortripandmachineframe.
Obervethepecialafetyprecautionwhenyouworkwithveryhighvoltage;theeintructionarein
theafetyectionofthemaintenanceinformation.Ueextremecarewhenmeauringhighvoltage.
•Regularlyinpectandmaintainyourelectricalhandtooltoenuretheyareafetoue.
•Donotuewornorbrokentoolandteter.
•Neverassumethatpowerhabeendiconnectedfromacircuit.Firt,checkthatithabeenpoweredoff.
•Alwaylookcarefullyforpoiblehazardinyourworkarea.Exampleoftheehazardarewetfloor,
non-groundedpowerextenioncable,conditionthatmaycaueorallowpowerurge,andmiing
afetyground.
•Donottouchliveelectricalcircuitwiththereflectiveurfaceofaplaticdentalmirror.Thiurfacei
conductive,andtouchingalivecircuitcancaueperonalinjuryanddamagetothecomputer.
•Donotervicethefollowingpartwiththepoweronwhentheyareremovedfromtheirnormaloperating
poitioninacomputer:
–Powerupplyunit
–Pump
–Blowerandfan
–Motorgenerator
andimilarunit.(Thipracticeenurecorrectgroundingoftheunit.)
•Ifanelectricalaccidentoccur:
–Uecaution;donotbecomeavictimyourelf.
4LenovoC240/245/255All-In-OnePCHardwareMaintenanceManual