Lenovo Ideacentre AIO 520-24IKU Bedienungsanleitung
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ideacentreAll-In-One520(22&24inch)
ComputerHardwareMaintenanceManual
MachineTypes:F0D1[AIO520-24IKL/EnergyStar]F0D2[AIO
520-24IKU/EnergyStar]/F0D3[AIO520-24AST/EnergyStar]F0D4
[AIO520-22IKL/EnergyStar]/F0D5[AIO520-22IKU/EnergyStar]
F0D6[AIO520-22AST/EnergyStar]
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ideacentreAll-In-One520(22&24inch)
Computer
HardwareMaintenanceManual
MachineTypes:F0D1[AIO520-24IKL/EnergyStar]F0D2[AIO
520-24IKU/EnergyStar]/F0D3[AIO520-24AST/EnergyStar]F0D4
[AIO520-22IKL/EnergyStar]/F0D5[AIO520-22IKU/EnergyStar]
F0D6[AIO520-22AST/EnergyStar]
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg4.png)
FirstEdition(July2017)
©CopyrightLenovo2017.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServices
Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.
GS-35F-05925
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Contents
Chapter1.Aboutthismanual......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.GeneralCheckout.....11
Chapter5.UsingtheSetupUtility...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.Locatingconnectors,
controlsandcomponents......21
Chapter8.Replacinghardware....31
Generalinformation.............31
Replacingthekeyboardandmouse......32
Replacingtheadapter............32
Removingthestandbase..........33
Removingtherearcover...........33
Replacingthecamera............37
Replacingtheheat-sink...........38
ReplacingtheCPU.............39
Replacingtheharddiskdrive.........42
Replacingthesystemfan..........43
Replacingtheopticaldrive..........44
Replacingthememorymodule........45
Replacingthesolidstatedrive........47
ReplacingtheWi-Ficard...........47
ReplacingthesideUSBboard........48
Replacingthemotherboard..........49
Removingthestandholder..........51
ReplacingtheMicrophonemodule.......51
Replacingthespeakersystem........52
ReplacingtheLCDpanelmodule.......53
Chapter9.FRUlists..........57
Chapter10.Generalinformation..101
AdditionalServiceInformation........101
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ivideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
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Chapter1.Aboutthismanual
ThismanualcontainsserviceandreferenceinformationforLenovoAll-In-One520seriescomputerslistedon
thecover.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.
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2ideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
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Chapter2.Safetyinformation
Thischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.
Generalsafety
Followtheserulestoensuregeneralsafety:
•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:
Electricalcurrentfrompower,telephone,andcommunicationcablescanbehazardous.T oavoid
personalinjuryorequipmentdamage,disconnectanyattachedpowercords,telecommunication
cables,networkcables,andmodemcablesbeforeyouopenthecomputercovers,unlessinstructed
otherwiseintheinstallationandconfigurationprocedures.
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Observethefollowingruleswhenworkingonelectricalequipment.
Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershaverubber
floormatsneartheirequipmentthatcontainsmallconductivefiberstodecreaseelectrostaticdischarge.
•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.
•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.
•Disconnectallpowerbefore:
–Performingamechanicalinspection
–Workingnearpowersupplies
–RemovingorinstallingFieldReplaceableUnits(FRUs)
•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.First,checkthatithasbeenpoweredoff.
•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsarewetfloors,
non-groundedpowerextensioncables,conditionsthatmaycauseorallowpowersurges,andmissing
safetygrounds.
•Donottouchliveelectricalcircuitswiththereflectivesurfaceofaplasticdentalmirror.Thissurfaceis
conductive,andtouchingalivecircuitcancausepersonalinjuryanddamagetothecomputer.
•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
positionsinacomputer:
–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators
andsimilarunits.(Thispracticeensurescorrectgroundingoftheunits.)
•Ifanelectricalaccidentoccurs:
–Usecaution;donotbecomeavictimyourself.
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–Switchoffpower.
–Sendanotherpersontogetmedicalaid.
Safetyinspectionguide
Theintentofthisinspectionguideistoassistyouinidentifyingpotentialhazardsposedbytheseproducts.
Eachcomputer,asitwasdesignedandbuilt,hadrequiredsafetyitemsinstalledtoprotectusersand
servicepersonnelfrominjury.Thisguideaddressesonlythoseitems.However,goodjudgmentshouldbe
usedtoidentifypotentialsafetyhazardsduetoattachmentoffeaturesoroptionsnotcoveredbythis
inspectionguide.
Ifanyhazardsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeandwhetheryou
cancontinuewithoutfirstresolvingtheproblem.
Considerthefollowingitemsandthesafetyhazardstheypresent:
•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock).
•Explosivehazards,suchasadamagedCRTfaceorbulgingcapacitor
•Mechanicalhazards,suchaslooseormissinghardware
Theguideconsistsofaseriesofstepspresentedasachecklist.Beginthecheckswiththepoweroff,and
thepowercorddisconnected.
Checklist:
1.Checkexteriorcoversfordamage(loose,broken,orsharpedges).
2.Power-offthecomputer.Disconnectthepowercord.
3.Checkthepowercordfor:
a.Athird-wiregroundconnectoringoodcondition.Useametertomeasurethird-wireground
continuityfor0.1ohmorlessbetweentheexternalgroundpinandframeground.
b.Thepowercordshouldbetheappropriatetypeasspecifiedinthepartslistings.
c.Insulationmustnotbefrayedorworn.
4.Removethecover.
5.Checkforanyobviousalterations.Usegoodjudgmentastothesafetyofanyalterations.
6.Checkinsidetheunitforanyobvioushazards,suchasmetalfilings,contamination,waterorother
liquids,orsignsoffireorsmokedamage.
7.Checkforworn,frayed,orpinchedcables.
8.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.
Handlingelectrostaticdischarge-sensitivedevices
Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthecomputer,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.
Notes:
1.Useproduct-specificESDprocedureswhentheyexceedtherequirementsnotedhere.
2.MakesurethattheESDprotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.
WhenhandlingESD-sensitiveparts:
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•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.
•Avoidcontactwithotherpeoplewhilehandlingthepart.
•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.
•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeeven
whenyouarewearingawriststrap.
•Usetheblacksideofagroundedworkmattoprovideastatic-freeworksurface.Thematisespecially
usefulwhenhandlingESD-sensitivedevices.
•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecific
servicerequirement.
Note:TheuseofagroundingsystemisdesirablebutnotrequiredtoprotectagainstESDdamage.
–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.
–UseanESDcommongroundorreferencepointwhenworkingonadouble-insulatedor
battery-operatedsystem.Youcanusecoaxorconnector-outsideshellsonthesesystems.
–Usetheroundground-prongoftheACplugonAC-operatedcomputers.
Groundingrequirements
Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeverifiedbyacertifiedelectrician.
Safetynotices
TheCAUTIONandDANGERsafetynoticesinthissectionareprovidedinthelanguageofEnglish.
DANGER
Electricalcurrentfrompower,telephoneandcommunicationcablesishazardous.
Toavoidashockhazard:
•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconfiguration
ofthisproductduringanelectricalstorm.
•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.
•Connectanyequipmentthatwillbeattachedtothisproducttoaproperlywiredoutlet.
•Whenpossible,useonehandonlytoconnectordisconnectsignalcables.
•Neverturnonanyequipmentwhenthereisevidenceoffire,water,orstructuraldamage.
•Disconnecttheattachedpowercords,telecommunicationscables,networkcables,andmodem
cablesbeforeyouopenthedevicecovers,unlessinstructedotherwiseintheinstallationand
configurationprocedures.
•Connectanddisconnectcablesasdescribedinthefollowingtablewheninstalling,moving,or
openingcoversonthisproductorattacheddevices.
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ToConnect ToDisconnect
1.T urneverythingOFF .
2.First,attachallcablestodevices.
3.Attachsignalcablestoconnectors.
4.Attachpowercordstooutlet.
5.T urndeviceON.
1.T urneverythingOFF .
2.First,removepowercordsfromoutlets.
3.Removesignalcablesfromconnectors.
4.Removeallcablesfromdevices.
CAUTION:
Whenreplacingthelithiumbattery,useonlyPartNumber45C1566oranequivalenttypebattery
recommendedbythemanufacturer.Ifyoursystemhasamodulecontainingalithiumbattery,replace
itonlywiththesamemoduletypemadebythesamemanufacturer.Thebatterycontainslithiumand
canexplodeifnotproperlyused,handled,ordisposedof.
Donot:
•Throwintoorimmerseinwater
•Heattomorethan100°C(212°F)
•Repairordisassemble
Disposeofthebatteryasrequiredbylocalordinancesorregulations.
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVD-ROMdrives,fiberopticdevices,ortransmitters)are
installed,notethefollowing:
•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespecifiedherein
mightresultinhazardousradiationexposure.
DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:
Thesediodesemitradiationwhenopen.Donotstareintothebeam,donotviewdirectlywith
opticalinstruments,andavoiddirectexposuretothebeam.
Chapter2.Safetyinformation7
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≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)
CAUTION:
Usesafepracticeswhenlifting.
CAUTION:
Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff
theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower
cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected
fromthepowersource.
1
2
CAUTION:
Donotplaceanyobjectweighingmorethan82kg(180lbs.)ontopofrack-mounteddevices.
8ideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
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Chapter3.Generalinformation
Thischapterprovidesgeneralinformationthatappliestoallcomputermodelscoveredbythismanual.
Specifications
Thissectionliststhephysicalspecificationsforyourcomputer.
Thissectionliststhephysicalspecificationsforyourcomputer.
TypeLenovoAll-In-One520
Thissectionliststhephysicalspecifications.
Environment
Airtemperature:
Operating:10°to35°C
Transit:-20°to55°C
Humidity:
Operating:35%to80%
Transit:20%to90%(40°C)
Altitude:86KPato106KPa
Electricalinput:
Inputvoltage:90V-264V(AC)
Inputfrequency:47Hz-63Hz
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Chapter4.GeneralCheckout
Attention:Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartup
sequencemayhavebeenchanged.Beextremelycarefulduringwriteoperationssuchascopying,saving,or
formatting.Dataorprogramscanbeoverwrittenifyouselectanincorrectdrive.
Generalerrormessagesappearifaproblemorconflictisfoundbyanapplication,theoperatingsystem,or
both.Foranexplanationofthesemessages,refertotheinformationsuppliedwiththatsoftwarepackage.
Usethefollowingproceduretohelpdeterminethecauseoftheproblem:
1.Power-offthecomputerandallexternaldevices.
2.Checkallcablesandpowercords.
3.Setalldisplaycontrolstothemiddleposition.
4.Power-onallexternaldevices.
5.Power-onthecomputer.
•Lookfordisplayederrorcodes.
•Lookforreadableinstructionsoramainmenuonthedisplay.
Ifyoudidnotreceivethecorrectresponse,proceedtostep6.
Ifyoudidreceivethecorrectresponse,proceedtostep7.
6.Ifoneofthefollowinghappens,followtheinstructiongiven:
•IfthecomputerdisplaysaPOSTerror,goto“POSTerrorcodes” .
•Ifthecomputerhangsandnoerrorisdisplayed,continueatstep7.
7.Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.
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Chapter5.UsingtheSetupUtility
TheSetupUtilityprogramisusedtoviewandchangetheconfigurationsettingsofyourcomputer,regardless
ofwhichoperatingsystemyouareusing.However,theoperatingsystemsettingsmightoverrideanysimilar
settingsintheSetupUtilityprogram.
StartingtheLenovoBIOSSetupUtilityprogram
TostarttheLenovoBIOSSetupUtilityprogram,dothefollowing:
1.Ifyourcomputerisalreadyonwhenyoustartthisprocedure,shutdowntheoperatingsystemand
turnoffthecomputer.
2.PressandholdtheF1keythenturnonthecomputer.WhentheLenovoBIOSSetupUtilityprogramis
displayed,releasetheF1key.
Note:IfaPower-OnPasswordoranAdministratorPasswordhasbeenset,theSetupUtilityprogrammenu
willnotbedisplayeduntilyoutypeyourpassword.Formoreinformation,see“Usingpasswords.”
Viewingandchangingsettings
SystemconfigurationoptionsarelistedintheLenovoBIOSSetupUtilityprogrammenu.T ovieworchange
settings,see“StartingtheSetupUtilityprogram.”
YoumustusethekeyboardwhenusingtheLenovoBIOSSetupUtilitymenu.Thekeysusedtoperform
varioustasksaredisplayedonthebottomofeachscreen.
Usingpasswords
YoucanusetheLenovoBIOSSetupUtilityprogramtosetpasswordstopreventunauthorizedpersons
fromgainingaccesstoyourcomputeranddata.See“StartingtheSetupUtilityprogram.”Thefollowing
typesofpasswordsareavailable:
•AdministratorPassword
•Power-OnPassword
Youdonothavetosetanypasswordstouseyourcomputer.However,ifyoudecidetosetpasswords,read
thefollowingsections.
Passwordconsiderations
Apasswordcanbeanycombinationoflettersandnumbersupto16characters(a-zand0-9).Forsecurity
reasons,itisagoodideatouseastrongpasswordthatcannotbeeasilycompromised.Wesuggestthat
passwordsshouldfollowtheserules:
•Forastrongpassword,use7-16charactersandamixoflettersandnumbers.
•Donotuseyournameoryourusername.
•Donotuseacommonwordoracommonname.
•Usesomethingsignificantlydifferentfromyourpreviouspassword.
Attention:AdministratorandPower-Onpasswordsarenotcasesensitive.
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AdministratorPassword
SettinganAdministratorPassworddetersunauthorizedpersonsfromchangingconfigurationsettings.Y ou
mightwanttosetanAdministratorPasswordifyouareresponsibleformaintainingthesettingsofseveral
computers.
AfteryousetanAdministratorPassword,apasswordpromptisdisplayedeverytimeyouaccesstheLenovo
BIOSSetupUtilityprogram.
IfboththeAdministratorandPower-OnPasswordareset,youcantypeeitherpassword.However,youmust
useyourAdministratorPasswordtochangeanyconfigurationsettings.
Setting,changing,ordeletinganAdministratorpassword
T osetanAdministratorPassword,dothefollowing:
Note:Apasswordcanbeanycombinationoflettersandnumbersupto16characters(a-zand0-9).For
moreinformation,see“Passwordconsiderations”onpage13.
1.StarttheLenovoBIOSSetupUtilityprogram(see“StartingtheLenovoBIOSSetupUtilityprogram”on
page13).
2.FromtheSecuritymenu,selectSetAdministratorPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.T ypethepasswordthenpresstheEnterkey.
4.Re-typethepasswordtoconfirm,thenpresstheEnterkey.Ifyoutypedthepasswordcorrectly,
thepasswordwillbeinstalled.
T ochangeanAdministratorPassword,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(see“StartingtheLenovoBIOSSetupUtilityprogram”on
page13).
2.FromtheSecuritymenu,selectSetAdministratorPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.T ypethecurrentpasswordthenpresstheEnterkey.
4.T ypethenewpassword,thenpresstheEnterkey.Re-typethepasswordtoconfirmthenewpassword.
Ifyoutypedthenewpasswordcorrectly,thenewpasswordwillbeinstalled.ASetupNoticedconfirming
thatchangeshavebeensavedwillbedisplayed.
T odeleteapreviouslysetAdministratorPassword,dothefollowing:
1.FromtheSecuritymenu,selectSetAdministratorPasswordandpresstheEnterkey.
2.Thepassworddialogboxwillbedisplayed.T ypethecurrentpasswordandpresstheEnterkey.
3.T odeleteanAdministratorPassword,leaveeachnewpasswordlineitemblank,thenpresstheEnter
key.ASetupNoticeconfirmingthatchangeshavebeensavedwillbedisplayed.
4.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.
5.SelectSavechangesandExitfromthemenu.
Power-OnPassword
WhenaPower-OnPasswordisset,youcannotstarttheLenovoBIOSSetupUtilityprogramuntilavalid
passwordistypedfromthekeyboard.
Setting,changing,ordeletingaPower-OnPassword
Note:Apasswordcanbeanycombinationoflettersandnumbersupto16characters(a-zand0-9).
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TosetaPower-OnPassword,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)
2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.Typethepassword,thenpresstheEnterkey.
4.Re-typethepasswordtoconfirm.Ifyoutypedthepasswordcorrectly,thepasswordwillbeinstalled.
TochangeaPower-OnPassword,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)
2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
3.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordthenpresstheEnterkey.
4.T ypethenewpassword,thenpresstheEnterkey.Re-typethepasswordtoconfirmthenewpassword.
Ifyoutypedthenewpasswordcorrectly,thenewpasswordwillbeinstalled.ASetupNoticedconfirming
thatchangeshavebeensavedwillbedisplayed.
TodeleteapreviouslysetPower-OnPassword,dothefollowing:
1.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.
2.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordandpresstheEnterkey.
3.T odeletethePower-OnPassword,leaveeachnewpasswordlineitemblank,thenpressEnter.ASetup
Noticeconfirmingthatchangeshavebeensavedwillbedisplayed.
4.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.
5.SelectSavechangesandExitfromthemenu.
Enablingordisablingadevice
TheDevicesoptionsisusedtoenableordisableuseraccesstothefollowingdevices:
USBFunctionshertoenableordisableUSB(UniversalSerial
Bus)functions.Ifthefunctionsaredisabled,noUSB
devicescanbeused.
SATAMode WhenthisfeatureissettoDisabled,alldevices
connectedtotheSATAconnectors(e.g.harddiskdrives
ortheopticaldiskdrive)aredisabledandcannotbe
accessed.
OnboardAudioControllerSelectwhethertoenableordisabletheOnboard
AudioController.WhenthisfeatureissettoDisabled
alldevicesconnectedtotheaudioconnectors(e.g.
headphonesoramicrophone)aredisabledandcannot
beused.
OnboardEthernetControllerorLANBootAgentSelectwhethertoenableordisabletheOnboardEthernet
Controller,orselectwhethertoenableordisableload
onboardPXE(PrebootExecutionEnvironment).
Toenableordisableadevice,dothefollowing:
1.StarttheSetupUtilityprogram(see“StartingtheSetupUtilityprogram”onpage13).
2.FromtheSetupUtilityprogrammenu,selectDevices.
3.Selectanoptionasfollows:
SelectUSBSetup,presstheEnterkey,thenselectUSBFunctions.
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SelectATADeviceSetup,presstheEnterkey,thenselectSATAMode.
SelectAudioSetup,presstheEnterkey,thenselectOnboardAudioController.
SelectNetworkSetup,presstheEnterkey,thenselectOnboardEthernetSupportorLANBoot
Agent.
4.SelectDisabledorEnabledandpresstheEnterkey.
5.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.
6.SelectSavechangesandExitfromthemenu.
Notes:
a.Ifyoudonotwanttosavethesettings,selectDiscardchangesandExitfromthemenu.
b.SelectIDE/AHCIMode:DevicedriversupportisrequiredforACHI.Dependingonhowtheharddisk
imagewasinstalled,changingthissettingmaypreventthesystemfrombooting.
Selectingastartupdevice
IfyourcomputerdoesnotbootfromadevicesuchastheCD/DVD-ROMdrivediskorharddiskasexpected,
followoneoftheproceduresbelow.
Selectingatemporarystartupdevice
Usethisproceduretostartupfromanybootdevice.
Note:NotallCDs,DVDsorharddiskdrivesarebootable.
1.T urnoffyourcomputer.
2.PressandholdtheF12keythenturnonthecomputer.WhentheStartupDeviceMenuappears,
releasetheF12key.
Note:IftheStartupDeviceMenudoesnotdisplayusingthesesteps,repeatedlypressandreleasethe
F12keyratherthankeepingitpressedwhenturningonthecomputer.
3.Use↑and↓arrowstoselectthedesiredstartupdevicefromtheStartupDeviceMenuandpress
theEnterkeytobegin.
Note:SelectingastartupdevicefromtheStartupDeviceMenudoesnotpermanentlychangethe
startupsequence.
Selectingorchangingthestartupdevicesequence
Tovieworpermanentlychangetheconfiguredstartupdevicesequence,dothefollowing:
1.StarttheLenovoBIOSSetupUtilityprogram(see“StartingtheLenovoBIOSSetupUtilityprogram”on
page13).
2.FromtheLenovoBIOSSetupUtilityprogrammainmenu,selecttheStartupoption.
3.PresstheEnterkey,andselectthedevicesforthePrimaryBootSequence.Readtheinformation
displayedontherightsideofthescreen.
4.Use-and¯arrowstoselectadevice.Usethe<+>or<->keystomoveadeviceupordown.Usethe
<×>keytoexcludethedevicefromorincludethedeviceinthebootsequence.
5.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.
6.SelectSavechangesandExitfromthemenu.
Notes:
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a.Ifyoudonotwanttosavethesettings,selectDiscardchangesandExitfromthemenu.
b.Ifyouhavechangedthesesettingsandwanttoreturntothedefaultsettings,selectLoadOptimal
Defaultsfromthemenu.
ExitingtheLenovoBIOSSetupUtilityprogram
Afteryoufinishviewingorchangingsettings,presstheEsckeytoreturntotheLenovoBIOSSetupUtility
programmainmenu.YoumighthavetopresstheEsckeyseveraltimes.Dooneofthefollowing:
•Ifyouwanttosavethenewsettings,selectSavechangesandExitfromthemenu.WhentheSave&
resetwindowshows,selecttheYesbutton,andthenpresstheEnterkeytoexittheLenovoBIOS
SetupUtilityprogram.
•Ifyoudonotwanttosavethesettings,selectDiscardchangesandExitfromthemenu.Whenthe
ResetWithoutSavingwindowshows,selecttheYesbutton,andthenpresstheEnterkeytoexitthe
LenovoBIOSSetupUtilityprogram.
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Chapter6.Symptom-to-FRUIndex
TheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedfirst.
AlwaysbeginwithChapter4,“GeneralCheckout,”onpage11.Thisindexcanalsobeusedtohelpyou
decidewhichFRUstohaveavailablewhenservicingacomputer.Ifyouareunabletocorrecttheproblem
usingthisindex,goto“Undeterminedproblems”onpage20.
Notes:
•Ifyouhavebothanerrormessageandanincorrectaudioresponse,diagnosetheerrormessagefirst.
•Ifyoucannotrunthediagnostictestsoryougetadiagnosticerrorcodewhenrunningatestbutdid
receiveaPOSTerrormessage,diagnosethePOSTerrormessagefirst.
•Ifyoudidnotreceiveanyerrormessagelookforadescriptionofyourerrorsymptomsinthefirstpartof
thisindex.
Harddiskdrivebooterror
Aharddiskdrivebooterrorcanbecausedbythefollowing.
Error FRU/Action
Thestartupdriveisnotincludedinthebootsequence
configuration.
Checktheconfigurationandensurethestartupdriveis
inthebootsequence.
Nooperatingsystemisinstalledonthebootdrive.Installanoperatingsystemonthebootdrive.
Thebootsectoronthestartupdriveiscorrupted. Thedrivemustbeformatted.Dothefollowing:
1.Attempttobackupthedataonthefailingharddisk
drive.
2.Usetheoperatingsystemtoformattheharddisk
drive.
Thedriveisdefective. Replacetheharddiskdrive.
PowerSupplyProblems
Followtheseproceduresifyoususpectthereisapowersupplyproblem.
Check/Verify
Checkthatthefollowingareproperlyinstalled:
•PowerCord
•On/OffSwitchconnector
•SystemBoardPowerSupplyconnectors
•Microprocessorconnections
Reseatconnectors
Checkthepowercord.PowerCord
Checkthepower-onswitch.Power-onSwitch
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POSTerrorcodes
Eachtimeyouturnthecomputeron,itperformsaseriesofteststocheckthatthesystemisoperating
correctlyandthatcertainoptionsareset.ThisseriesoftestsiscalledthePower-OnSelf- T est,orPOST.
POSTdoesthefollowing:
•Checkssomebasicmotherboardoperations
•Checksthatthememoryisworkingcorrectly
•Startsvideooperations
•Verifiesthatthebootdriveisworking
POSTErrorMessageescription/Action
Keyboarderror Cannotinitializethekeyboard.Makesurethekeyboard
isproperlyconnectedtothecomputerandthatnokeys
areheldpressedduringPOST .T opurposelyconfigure
thecomputerwithoutakeyboard,selectKeyboardless
operationinStartupandsettheoptiontoEnabled.The
BIOSthenignoresthemissingkeyboardduringPOST .
RebootandSelectproperBootdeviceorInsertBoot
MediainselectedBootdevice
TheBIOSwasunabletofindasuitablebootdevice.Make
surethebootdriveisproperlyconnectedtothecomputer.
Makesureyouhavebootablemediainthebootdevice.
Undeterminedproblems
1.Power-offthecomputer.
2.Removeordisconnectthefollowingcomponents(ifconnectedorinstalled)oneatatime.
a.Externaldevices(modem,printer,ormouse)
b.Extendedvideomemory
c.ExternalCache
d.ExternalCacheRAM
e.Harddiskdrive
f.Diskdrive
3.Power-onthecomputertore-testthesystem.
4.Repeatsteps1through3untilyoufindthefailingdeviceorcomponent.
Ifalldevicesandcomponentshavebeenremovedandtheproblemcontinues,replacethesystemboard.
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Chapter7.Locatingconnectors,controlsandcomponents
Thissectionprovidesillustrationstohelplocatethevariousconnectors,controlsandcomponentsofthe
computer.
Fontview
Thefollowingillustrationshowsthelocationofcontrolsandcomponentsonthefrontofthecomputer.
Attention:Becarefulnottoblockanyairventsonthecomputer.Blockedairventscancauseoverheating.
1.CameraLEDindicator 3.Built-incamera
2.InfraredLEDs(Selectedmodelsonly)
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Leftandrightview
Thefollowingillustrationshowsthelocationofconnectors,controlsandcomponentsontheleftandright
sideofthecomputer.
1.USB3.0connectors 3.Powerbutton
2.Opticaldrive(Optional)4.Cableclip
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Rearview
Thefollowingillustrationshowsthelocationofconnectorsandcomponentsontherearofthecomputer.
1.SecuritycableslotSB2.0connector
2.Powerconnector 7.USB2.0connector
3.Ethernetconnector 8.USB2.0connector
4.HDMI-outconnector 9.HDMI-inconnector(Optional)
5.USB2.0connector 10.Airvent
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Hardwarecomponents
Thefollowingillustrationshowsthecomponentsthatmakeupyourcomputer.
Nonetouchmodel
1.Standholder 221.Powercord
2.Standbase
3.Rearcover 24.Hingecover(bottom)
4.HDDshielding 25.Cameramodule
5.HDDbracket 26.Motherboardframe
6.Harddiskdrive 27.Systemfan
7.HDDcable
8.ODDcable 29.Motherboard
9.ODDbezel
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10.Opticaldiskdrive 31.Battery
11.ODDbracketwithlatchassembly 32.Memorycard
12.ODDboard 33.Wi-Ficover
132.LVDscable
14.LCDMainframeD
15.LCDpanel 36.RFAntennacables
16.LCDbacklightcable37.Cardreadercable
17.Powerswitchboard 38.USBandAudiocable
18.MicrophoneModule(withbracket)39.SideI/Oshielding
19.SpeakersystemdeI/OUSBboard
20.Frontdeco
21.Poweradapterboard
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T ouchmodel
1.Standholder)
2.Standbasem)
3.Rearcover 24.Cameramodule
4.HDDshielding 25.Motherboardframe
5.HDDbracket 26.Systemfan
6.Harddiskdrive
7.HDDcable
8.ODDcable
9.ODDbezel 30.Battery
10.Opticaldiskdrive 31.Memorycard
11.ODDbracketwithlatchassembly 32.Wi-Ficover
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12.ODDboard 33.Wi-Ficard
13.LVDscable 34.SSD
14.LCDpanelmodule 35.RFAntennacables
15.LCDbacklightcable36.Cardreadercable
16.Powerswitchboard 37.USBandAudiocable
17.MicrophoneModule(withbracket)38.SideI/Oshielding
18.SpeakersystemdeI/OUSBboard
19.Frontdeco
20.Poweradapterboard
21.Powercord
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Identifyingpartsonthemotherboard
Themotherboard(sometimescalledtheplanarorsystemboard)isthemaincircuitboardinyourcomputer.
Itprovidesbasiccomputingfunctionsandsupportsavarietyofdevicesthatarefactory-installedorthat
youcaninstalllater.Thefollowingillustrationshowsthelocationofconnectorsandcomponentsonthe
frontofthemotherboard.
AIO520–24AST/AIO520–22AST
1.Battery
2.HDDSAT Aconnecto 14.Wificonnector
3.HDDpowerconnector 15.Speakerconnector
4.DC-INconnectorardconnector
5.Ethernetconnector 17.I/Oboardconnector
6.HDMI-outconnector 18.SSDSATAconnector
7.USB2.0connectoronverterconnector
8.USB2.0connector 20.Powerswitchboardconnector
9.USB2.0connector 21.4-in-1connector
10.USB3.0connector2.Systemfanconnector
11.HDMI-inconnector 23.ODDboardconnector
12.Cameraconnector
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AIO520–24IKU/AIO520–22IKU
1.Battery
2.HDDSAT Aconnecto 14.Wificonnector
3.HDDpowerconnector 15.Speakerconnector
4.DC-INconnectorOboardconnector
5.Ethernetconnector 17.I/Oboardconnector
6.HDMI-outconnector 18.SSDSAT Aconnector
7.USB2.0connector9.Converterconnector
8.USB2.0connector 20.Powerswitchboardconnector
9.USB2.0connector 21.4-in-1connector
10.USB3.0connector22.Systemfanconnector
11.HDMI-inconnector 23.ODDboardconnector
12.Cameraconnector
AIO520–24IKL/AIO520–22IKL
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1.Battery
2.HDDSAT Aconnecto 14.Wificonnector
3.HDDpowerconnector 15.Speakerconnector
4.DC-INconnectorardconnector
5.Ethernetconnector 17.I/Oboardconnector
6.HDMI-outconnector 18.SSDSAT Aconnector
7.USB2.0connectoronverterconnector
8.USB2.0connector 20.Powerswitchboardconnector
9.USB2.0connector 21.4-in-1connector
10.USB3.0connector2.Systemfanconnector
11.HDMI-inconnector 23.ODDboardconnector
12.Cameraconnector
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Chapter8.Replacinghardware
Attention:Donotremovethecomputercoverorattemptanyrepairbeforereadingthe“Importantsafetyinformation”
intheSafetyandWarrantyGuidethatwasincludedwithyourcomputer.T oobtaincopiesoftheSafetyandWarranty
Guide,gototheSupportWebsiteat:http://consumersupport.lenovo.com.
Note:UseonlypartsprovidedbyLenovo.
Generalinformation
Pre-disassemblyinstructions
Beforestartingthedisassemblyprocedure,makesurethatyoudothefollowing:
1.Turnoffthepowertothesystemandallperipherals.
2.Unplugallpowerandsignalcablesfromthecomputer.
3.Placethesystemonaflat,stablesurface.
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Replacingthekeyboardandmouse
Note:YourkeyboardwillbeconnectedtoaUSBconnectorateithersideorattherearofthecomputer.
Toreplacethekeyboardandmouse:
Step1.Removeanymediafromthedrives,shutdownthecomputer,andturnoffallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer..
Step4.Locatetheconnectorforthekeyboard.RefertoLocatingconnectors,controlsandcomponentsto
locatethevariousconnectors.
Step5.Disconnectthedefectivekeyboardcablefromthecomputerandconnectthenewkeyboardcable
tothesameconnector.
Step6.Themousecanbereplacedusingthesamemethod.
Replacingtheadapter
Attention:T urnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Disconnecttheadapterfromtheconnectoronthecomputer,thenunplugtheadapterfrom
electricaloutlet.
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Step3.Connectthenewadapterasshown.
Removingthestandbase
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Twistthehandscrewringcounter-clockwiseuntilthestandbaseisloosened.
a
Step5.Removethestandbasefromthestandholderandputitaside.b
Removingtherearcover
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Chapter8.Replacinghardware33
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Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removethehingecovers.
Step6.Removethescrewcoverrubber.
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Step7.Rotatethescrewdriver90degreestotheright,andthenliftuptherearcoverfromtheleftside
bottom.
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Step8.UnplugthecablesthatconnecttotheMotherboard.
Step9.Toreattachtherearcover:
a.Reconnectthecablestothemotherboard.
b.Aligntherearcoverwiththechassis.
c.Presstherearcoveruntilitsnapsintoposition.
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Replacingthecamera
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
Toreplacethecamera:
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Disconnectthecameracableformthecorrespondingconnectoronthemotherboard.Referto
Locatingconnectors,controlsandcomponents.
Step7.Pressthecameratomakeitoutofthechassisandremovethesixscrews,andthenpressthe
cameraintothechassisagainandpulloutthecameramodule.
Step8.Toinstallthenewcamera:
a.CPlacethenewcameramoduleintoposition,securethemoduletothechassiswithsixscrews
b.Connectthecameracabletothemotherboard.
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Step9.Reattachtherearcoverandstandbase.
Replacingtheheat-sink
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
Toreplacetheheat-sink:
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Removethecameramodule.RefertoReplacingthecamera.
Step7.Loosentheninescrewsthatsecuretheheat-sinktothemotherboard,andthenliftuptheheat-sink
andremoveit.
Attention:Placetheheat-sinkupsidedownonaatsurfacetopreventthermalgreasefromcontaminating
othercomponents.
Attention:UseanalcoholpadtowipethethermalgreaseofftheCPU.
Step8.Toinstallthenewheat-sink:
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a.Positionthenewheat-sinkonthemotherboardsothattheninescrewsarealignedwiththe
holesinthemotherboardandwindshielding.
b.Tightenthescrewsinnumericordertosecurethenewheat-sinktothemotherboard.
Step9.Reattachthecameramodule,rearcoverandstandbase.
ReplacingtheCPU
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
ToreplacetheCPU
Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperating
system,andturnoffthecomputerandallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.Referto“Leftandrightview”
and“Rearview”forhelpwithlocatingthevariousconnectors.
Step4.Removetheheat-sink.Referto“Replacingtheheatsink” .
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Step5.Liftthesmallhandleandopentheretainer.
Step6.Liftthemicroprocessorstraightupandoutofthesocket.
3
Attention:Donottouchthegoldcontactsonthebottomofthemicroprocessor.Whenhandlingthe
microprocessor,touchonlythesides.
Note:Donotdropanythingontothemicroprocessorsocketwhileitisexposed.Thesocketpinsmust
bekeptascleanaspossible.
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Step7.Holdingthesidesofthemicroprocessorwithyourngers,removetheprotectivecover1that
protectsthegoldcontactsonthenewmicroprocessor. 2
Step8.Holdingthesidesofthemicroprocessorwithyourngers,positionthemicroprocessorsothatthe
notchesonthemicroprocessorarealignedwiththetabsinthemicroprocessorsocket.
Important:Toavoiddamagingthemicroprocessorcontacts,keepthemicroprocessorcompletelylevel
whileinstallingitintothesocket.
Step9.Lowerthemicroprocessorstraightdownintoitssocketonthemotherboard.
Step10.Tosecurethemicroprocessorinthesocket,closethemicroprocessorretainerandlockitinto
positionwiththesmallhandle.
Step11.Useathermalgreasesyringetoplace5dropsofgreaseonthetopofthemicroprocessor.Each
dropofgreaseshouldbe0.03ml(3tickmarksonthegreasesyringe).
Step12.Reattachtheheat-sink,EMIcover,middlecover,opticaldrive,standholder,footcoverandstand
base.
Chapter8.Replacinghardware41
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg30.png)
Replacingtheharddiskdrive
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Pulltheharddiskdriveandbrackettoleft,andthenliftthemup.
Step7.Disconnectthesignalcablefromtheharddiskdrive.
Step8.Removethefourscrewsthatsecuretheharddiskdrivetothebracket.
Step9.Toinstallthenewharddiskdrive:
a.Lineupthenewharddiskdrivewiththebracketandsecureitwithfourscrews.
b.Connectthedataandpowercablestothenewharddiskdrive.
c.Slidetheharddiskdriveandbracketbackintoposition.
Step10.Reattachtherearcoverandstandbase.
42ideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg31.png)
Replacingthesystemfan
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
Toreplacethesystemfan
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Removethescrewthatsecuresthesystemfantothechassis.
Step7.Disconnectthesystemfanpowercablefromthemotherboard.
Step8.Liftthesystemfanuptoremoveit.
Step9.Toinstallthenewsystemfan:
a.Placethenewsystemfanintoposition,andthensecureittothechassiswithonescrew.
b.Connectthesystemfanpowercabletotheconnectoronthemotherboard.
Step10.Reattachtherearcoverandstandbase.
Chapter8.Replacinghardware43
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg32.png)
Replacingtheopticaldrive
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Pushtheopticaldriveoutusingascrewdriveroryourhand.
44ideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg33.png)
Step7.Pushasmallironstick(paperclip)intothesmallholeontheopticaldrivebezelsothatthedisk
springsoutasshown.
Step8.Removetheopticaldrivebezelfromtheopticaldriveasshown.
12
Step9.Toinstallthenewopticaldrive:
a.Insertthetabsontheopticaldrivebezelintothecorrespondingholesinthenewopticaldrive,
andthenpushthebezelbackintoposition.
b.Gentlypushthediskforwarduntilitsnapsintoposition.
c.Slidethenewopticaldriveintothedrivebay.
Step10.Reattachtherearcoverandstandbase.
Replacingthememorymodule
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Chapter8.Replacinghardware45
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg34.png)
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Pushoutthelatchesonbothsidesofthememorysockettoreleasethememorymoduleandgently
pullthememorymoduleupwardtoremoveitfromitssocket.
Step7.
Step8.Toinstallthenewmemorymodule:
a.Positionthenewmemorymoduleoverthememoryslot.Ensurethatthenotch
2onthe
memorymodulealignscorrectlywiththeslotkey1inthememorysocket.Pressthememory
moduledownuntilsnapsintoposition.
b.Reinstallthememorycover.
Step9.Reattachtherearcoverandstandbase.
46ideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg35.png)
Replacingthesolidstatedrive
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Removethescrewthatsecurethesolidstatedrivetothemotherboard,andthenslideoutthe
solidstatedrive.
3
Step7.Toinstallthenewsolidstatedrive:
a.Insertthesolidstatedriveintotheslot.
b.Securethenewsolidstatedrivetomotherboardwithonescrew.
c.Reinstallthememorycover.
Step8.Reattachtherearcoverandstandbase.
ReplacingtheWi-Ficard
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Chapter8.Replacinghardware47
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg36.png)
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
ToreplacetheWi-Ficard:
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.RemovethescrewthatsecurestheWi-Ficardtothemotherboard.
Step7.DisconnecttheantennacablesfromtheWi-Ficard.
Step8.PulltheWi-Ficardoutoftheslot.
Step9.ToinstallthenewWi-Ficard:
a.InsertthenewWi-FicardintotheWi-Ficardslot.
b.ConnecttheantennacablestothenewWi-Ficard.
c.SecurenewtheWi-Ficardtothemotherboardwiththescrew.
Step10.Reattachtherearcoverandstandbase.
ReplacingthesideUSBboard
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
48ideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg39.png)
•Wi-Ficard
•Heat-sink
•Solidstatedrive
•Memorymodule
Step14.Reattachtherearcoverandstandbase.
Removingthestandholder
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Removethesixscrews.
Step7.Toreattachthestandholder:
a.Aligntheholesinthestandholderwiththecorrespondingholesinthechassis.
b.Securethestandholdertothechassiswithscrews.
ReplacingtheMicrophonemodule
Note:T urnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Chapter8.Replacinghardware51
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg3b.png)
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
Toreplacethespeakersystem:
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Disconnectthespeakersystemcablefromtheconnectoronthemotherboard,andthenslidethe
rubberscrewsofthespeakersystemoutofthescrewslots.
Step7.Liftupthespeakersystemtoremoveit.
Step8.Toinstallthenewspeakersystem:
a.Slideintherubberscrewsofthenewspeakersystemintothescrewslotsinthechassis.
b.Connectthecabletothemotherboard.
Step9.Reattachrearcover,andstandbase.
ReplacingtheLCDpanelmodule
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Chapter8.Replacinghardware53
![](https://manualstech.ams3.cdn.digitaloceanspaces.com/html/nl/lenovo/ideacentre-aio-520-24iku/html/bg3c.png)
Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.
ToreplacetheLCDpanelmodule:
Step1.Removeanymediafromthedrives,shutdowntheoperatingsystem,andturnoffthecomputer
andallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.RefertoLocatingconnectors,
controlsandcomponentstolocatethevariousconnectors.
Step4.Removethestandbase.RefertoRemovingthestandbase.
Step5.Removetherearcover.RefertoRemovingtherearcover.
Step6.Removethestandholder.RefertoRemovingthestandholder.
Step7.Removethememorymodules.RefertoReplacingthememorymodule.
Step8.Removethesolidstatedrive.RefertoReplacingthesolidstatedrive.
Step9.Removetheheat-sink.RefertoReplacingtheheat-sink.
Step10.RemovetheCPU.RefertoReplacingtheCPU.
Step11.Removethemotherboard.RefertoReplacingthemotherboard.
Step12.RemovetheLVDScableandconvertercablefromtheconnectorsintheLCDpanel.
Step13.RemovethenineteenscrewsthatsecurethemainframetotheLCDpanel.
54ideacentreAll-In-One520(22&24inch)ComputerHardwareMaintenanceManual
Produktspezifikationen
Marke: | Lenovo |
Kategorie: | Desktop |
Modell: | Ideacentre AIO 520-24IKU |
Brauchst du Hilfe?
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