Lenovo Y720 Cube Quick Start Guide [en, ar, bg, cs, da, de, el, es, et, fi, fr, he, hr, hu, it, ja, ko, nb, nl, pl, pt, ro, ru, sk, sl, sr, sv, th, tr, uk, zh]

ideacentreY720CubeHardwareMaintenance
Manual

MachineTypes:90H2[Y720Cube-15ISH/EnergyStar]/90H3[Y720
Cube-15ISH/NoneEnergyStar]

ideacentreY720Cube
HardwareMaintenanceManual

MachineTypes:90H2[Y720Cube-15ISH/EnergyStar]/90H3[Y720
Cube-15ISH/NoneEnergyStar]

FirstEdition(July2016)4th

©CopyrightLenovo2016.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServices
Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.
GS-35F-05925

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

AdditionalServiceInformation........19

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

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

Chapter7.Locations.........23

Identifyinginternalcomponents........23

Identifyingpartsonthesystemboard......25

Chapter8.Replacinghardware....27

Generalinformation.............27

Replacingthekeyboardandmouse......28

Removingthecomputercover........28

Removingthecomputercover(Lenovologo)...29

Removingthetopcover...........30

Removingthebottomcover.........32

Removingthefrontbezel..........33

Replacingthexboxdongle..........34

Replacingamemorymodule.........36

Replacingaharddiskdrive..........37

Replacingasolidstatedrive.........38

Replacingtheheat-sinkassembly.......41

ReplacingtheWi-Ficard...........43

Replacingagraphicscard..........44

ReplacingtheCPU.............47

ReplacingthePowersupply.........49

Replacingthemotherboard..........52

ReplacingthefrontI/Omodule........53

FRUlists.................54

Chapter9.Generalinformation....61

AdditionalServiceInformation........61

©CopyrightLenovo2016

iii

ivideacentreY720CubeHardwareMaintenanceManual

Chapter1.Aboutthismanual

ThismanualcontainsserviceandreferenceinformationforideacntreY720Cubedesktopcomputerslisted
onthecover.ItisintendedonlyfortrainedservicerswhoarefamiliarwithLenovocomputerproducts.

BeforeservicingaLenovoproduct,besuretoreadtheSafetyInformation.

ThedescriptionoftheTVcardinthismanualisonlyusedforthemachineswhichhavetheTVcard.Itis
invalidforthosemachineswhichdonothaveTVcard.

ImportantSafetyInformation

Important:SystemrequirementwarningtermsforY720Cube

YourthermalequipmentMUSTbeconsistentwithyourownclockfrequencyand/orvoltagesettings.

Besuretoreadallcautionanddangerstatementsinthisbookbeforeperforminganyoftheinstructions.

VeuillezliretouteslesconsignesdetypeDANGERetA TTENTIONduprésentdocumentavantd’exécuter
lesinstructions.

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

LeggereleistruzioniintrodottedaA TTENZIONEePERICOLOpresentinelmanualeprimadieseguireuna
qualsiasidelleistruzioni

Certifique-sedelertodasasinstruçõesdecuidadoeperigonestemanualantesdeexecutarqualquer
umadasinstruções

Esimportantequeleatodaslasdeclaracionesdeprecauciónydepeligrodeestemanualantesdeseguir
lasinstrucciones.

©CopyrightLenovo2016

1

2ideacentreY720CubeHardwareMaintenanceManual

Chapter2.Safetyinformation

Thischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.

Generalsafety

Followtheserulestoensuregeneralsafety:

•Observegoodhousekeepingintheareaofthemachinesduringandaftermaintenance.

•Whenliftinganyheavyobject:

1.Ensureyoucanstandsafelywithoutslipping.

2.Distributetheweightoftheobjectequallybetweenyourfeet.

3.Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempttolift.

4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.

Donotattempttoliftanyobjectsthatweighmorethan16kg(35lb)orobjectsthatyouthinkare
tooheavyforyou.

•Donotperformanyactionthatcauseshazardstothecustomer,orthatmakestheequipmentunsafe.

•Beforeyoustartthemachine,ensurethatotherservicerepresentativesandthecustomer’spersonnelare
notinahazardousposition.

•Placeremovedcoversandotherpartsinasafeplace,awayfromallpersonnel,whileyouareservicing
themachine.

•Keepyourtoolcaseawayfromwalkareassothatotherpeoplewillnottripoverit.

•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofamachine.Ensurethatyoursleeves
arefastenedorrolledupaboveyourelbows.Ifyourhairislong,fastenit.

•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanonconductiveclip,approximately
8centimeters(3inches)fromtheend.

•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing.
Remember:Metalobjectsaregoodelectricalconductors.

•Wearsafetyglasseswhenyouare:hammering,drillingsoldering,cuttingwire,attachingsprings,using
solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.

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

•Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.

Electricalsafety

CAUTION:
Electricalcurrentfrompower,telephone,andcommunicationcablescanbehazardous.Toavoid
personalinjuryorequipmentdamage,disconnecttheattachedpowercords,telecommunication
systems,networks,andmodemsbeforeyouopenthecomputercovers,unlessinstructedotherwise
intheinstallationandconfigurationprocedures.

©CopyrightLenovo2016

3

Observethefollowingruleswhenworkingonelectricalequipment.

Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoft
materialthatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.Manycustomershave,near
theirequipment,rubberfloormatsthatcontainsmallconductivefiberstodecreaseelectrostaticdischarges.
Donotusethistypeofmattoprotectyourselffromelectricalshock.

•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.

•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.

•Disconnectallpowerbefore:

–Performingamechanicalinspection

–Workingnearpowersupplies

–RemovingorinstallingFieldReplaceableUnits(FRUs)

•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer
topower-offthewallboxthatsuppliespowertothemachineandtolockthewallboxintheoffposition.

•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,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
thesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuringhighvoltages.

•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.

•Donotusewornorbrokentoolsandtesters.

•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpowered-off.

•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistfloors,
nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.

•Donottouchliveelectricalcircuitswiththereflectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.

•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
placesinamachine:

–Powersupplyunits

–Pumps

–Blowersandfans

–Motorgenerators

andsimilarunits.(Thispracticeensurescorrectgroundingoftheunits.)

•Ifanelectricalaccidentoccurs:

–Usecaution;donotbecomeavictimyourself.

–Switchoffpower.

4ideacentreY720CubeHardwareMaintenanceManual

–Sendanotherpersontogetmedicalaid.

Safetyinspectionguide

Theintentofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditionsonthese
products.Eachmachine,asitwasdesignedandbuilt,hadrequiredsafetyitemsinstalledtoprotectusers
andservicepersonnelfrominjury.Thisguideaddressesonlythoseitems.However,goodjudgmentshould
beusedtoidentifypotentialsafetyhazardsduetoattachmentoffeaturesoroptionsnotcoveredbythis
inspectionguide.

Ifanyunsafeconditionsarepresent,youmustdeterminehowserioustheapparenthazardcouldbeand
whetheryoucancontinuewithoutfirstcorrectingtheproblem.

Considertheseconditionsandthesafetyhazardstheypresent:

•Electricalhazards,especiallyprimarypower(primaryvoltageontheframecancauseseriousorfatal
electricalshock).

•Explosivehazards,suchasadamagedCRTfaceorbulgingcapacitor

•Mechanicalhazards,suchaslooseormissinghardware

Theguideconsistsofaseriesofstepspresentedinachecklist.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.Checkinsidetheunitforanyobviousunsafeconditions,suchasmetalfilings,contamination,wateror
otherliquids,orsignsoffireorsmokedamage.

7.Checkforworn,frayed,orpinchedcables.

8.Checkthatthepower-supplycoverfasteners(screwsorrivets)havenotbeenremovedortamperedwith.

Handlingelectrostaticdischarge-sensitivedevices

Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthemachine,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.

Notes:

1.Useproduct-specificESDprocedureswhentheyexceedtherequirementsnotedhere.

2.MakesurethattheESDprotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.

WhenhandlingESD-sensitiveparts:

•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.

Chapter2.Safetyinformation5

•Avoidcontactwithotherpeoplewhilehandlingthepart.

•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.

•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeeven
whenyouarewearingawriststrap.

•Usetheblacksideofagroundedworkmattoprovideastatic-freeworksurface.Thematisespecially
usefulwhenhandlingESD-sensitivedevices.

•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecific
servicerequirement.

Note:TheuseofagroundingsystemisdesirablebutnotrequiredtoprotectagainstESDdamage.

–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.

–UseanESDcommongroundorreferencepointwhenworkingonadouble-insulatedor

battery-operatedsystem.Y oucanusecoaxorconnector-outsideshellsonthesesystems.

–Usetheroundground-prongoftheacplugonac-operatedcomputers.

Groundingrequirements

Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeverifiedbyacertifiedelectrician.

Safetynotices

ThecautionanddangersafetynoticesinthissectionareprovidedinthethelanguageofEnglish.

DANGER

Electricalcurrentfrompower,telephoneandcommunicationcablesishazardous.

Toavoidashockhazard:

•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconfiguration
ofthisproductduringanelectricalstorm.

•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.

•Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.

•Whenpossible,useonehandonlytoconnectordisconnectsignalcables.

•Neverturnonanyequipmentwhenthereisevidenceoffire,water,orstructuraldamage.

•Disconnecttheattachedpowercords,telecommunicationssystems,networks,andmodems

beforeyouopenthedevicecovers,unlessinstructedotherwiseintheinstallationandconfiguration
procedures.

•Connectanddisconnectcablesasdescribedinthefollowingtablewheninstalling,moving,or
openingcoversonthisproductorattacheddevices.

6ideacentreY720CubeHardwareMaintenanceManual

ToConnect

1.T urneverythingOFF .

2.First,attachallcablestodevices.

3.Attachsignalcablestoconnectors.

4.Attachpowercordstooutlet.

5.T urndeviceON.

ToDisconnect

1.T urneverythingOFF .

2.First,removepowercordsfromoutlet.

3.Removesignalcablesfromconnectors.

4.Removeallcablesfromdevices.

CAUTION:
Whenreplacingthelithiumbattery,useonlyPartNumber45C1566oranequivalenttypebattery
recommendedbythemanufacturer.Ifyoursystemhasamodulecontainingalithiumbattery,replace
itonlywiththesamemoduletypemadebythesamemanufacturer.Thebatterycontainslithiumand
canexplodeifnotproperlyused,handled,ordisposedof.

Donot:

•Throworimmerseintowater

•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:

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.

Chapter2.Safetyinformation7

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)







CAUTION:
Usesafepracticeswhenlifting.

CAUTION:
Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff
theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower
cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected
fromthepowersource.

CAUTION:
Donotplaceanyobjectweighingmorethan82kg(180lbs.)ontopofrack-mounteddevices.

8ideacentreY720CubeHardwareMaintenanceManual

Chapter3.Generalinformation

Thischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.

Specifications

Thissectionliststhephysicalspecificationsforyourcomputer.

Thissectionliststhephysicalspecificationsforyourcomputer.

TypeideacentreY720Cube

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

©CopyrightLenovo2016

9

10ideacentreY720CubeHardwareMaintenanceManual

Chapter4.GeneralCheckout

Attention:Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartup

sequencechanged.Beextremelycarefulduringwriteoperationssuchascopying,saving,orformatting.
Dataorprogramscanbeoverwrittenifyouselectanincorrectdrive.

Generalerrormessagesappearifaproblemorconflictisfoundbyanapplicationprogram,theoperating
system,orboth.Foranexplanationofthesemessages,refertotheinformationsuppliedwiththatsoftware
package.

Usethefollowingproceduretohelpdeterminethecauseoftheproblem:

1.Power-offthecomputerandallexternaldevices.

2.Checkallcablesandpowercords.

3.Setalldisplaycontrolstothemiddleposition.

4.Power-onallexternaldevices.

5.Power-onthecomputer.

•Lookfordisplayederrorcodes

•Lookforreadableinstructionsoramainmenuonthedisplay.

Ifyoudidnotreceivethecorrectresponse,proceedtostep6.

Ifyoudoreceivethecorrectresponse,proceedtostep7.

6.Lookatthefollowingconditionsandfollowtheinstructions:

•IfthecomputerdisplaysaPOSTerror,goto“POSTerrorcodes” .

•Ifthecomputerhangsandnoerrorisdisplayed,continueatstep7.

7.Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.

©CopyrightLenovo2016

11

12ideacentreY720CubeHardwareMaintenanceManual

Chapter5.UsingtheSetupUtility

TheSetupUtilityprogramisusedtoviewandchangetheconfigurationsettingsofyourcomputer,regardless
ofwhichoperatingsystemyouareusing.However,theoperating-systemsettingsmightoverrideanysimilar
settingsintheSetupUtilityprogram.

StartingtheLenovoBIOSSetupUtilityprogram

TostarttheLenovoBIOSSetupUtilityprogram,dothefollowing:

1.Ifyourcomputerisalreadyonwhenyoustartthisprocedure,shutdowntheoperatingsystemand
turnoffthecomputer.

2.PressandholdtheF1keythenturnonthecomputer.WhentheLenovoBIOSSetupUtilityprogramis
displayed,releasetheF1key.

Note:IfaPower-OnPasswordoranAdministratorPasswordhasbeenset,theSetupUtilityprogrammenu
isnotdisplayeduntilyoutypeyourpassword.Formoreinformation,see“Usingpasswords.”

Viewingandchangingsettings

SystemconfigurationoptionsarelistedintheLenovoBIOSSetupUtilityprogrammenu.Tovieworchange
settings,see“StartingtheSetupUtilityprogram. ”

YoumustusethekeyboardwhenusingtheLenovoBIOSSetupUtilitymenu.Thekeysusedtoperform
varioustasksaredisplayedonthebottomofeachscreen.

Usingpasswords

YoucanusetheLenovoBIOSSetupUtilityprogramtosetpasswordstopreventunauthorizedpersons
fromgainingaccesstoyourcomputeranddata.See“StartingtheSetupUtilityprogram.”Thefollowing
typesofpasswordsareavailable:

•SetAdministratorPassword

•SetPower-OnPassword

Youdonothavetosetanypasswordstouseyourcomputer.However,ifyoudecidetosetpasswords,read
thefollowingsections.

Passwordconsiderations

Apasswordcanbeanycombinationoflettersandnumbersupto16character(a-z,and0-9).Forsecurity
reasons,itisagoodideatouseastrongpasswordthatcannotbeeasilycompromised.Wesuggestthat
passwordsshouldfollowtheserules:

•Strongpasswordscontain7-16characters,combinelettersandnumbers.

•Donotuseyournameoryourusername.

•Donotuseacommonwordoracommonname.

•Besignificantlydifferentfromyourpreviouspassword.

Attention:AdministratorandPower-Onpasswordsarenotcasesensitive

©CopyrightLenovo2016

13

AdministratorPassword

SettinganAdministratorPassworddetersunauthorizedpersonsfromchangingconfigurationsettings.You
mightwanttosetanAdministratorPasswordifyouareresponsibleformaintainingthesettingsofseveral
computers.

AfteryousetanAdministratorPassword,apasswordpromptisdisplayedeverytimeyouaccesstheLenovo
BIOSSetupUtilityprogram.

IfboththeAdministratorandPower-OnPasswordareset,youcantypeeitherpassword.However,youmust
useyourAdministratorPasswordtochangeanyconfigurationsettings.

Setting,changing,ordeletinganAdministratorpassword

TosetanAdministratorPassword,dothefollowing:

Note:Apasswordcanbeanycombinationoflettersandnumbersupto16character(a-z,and0-9).For
moreinformation,see“Passwordconsiderations”onpage13.

1.StarttheLenovoBIOSSetupUtilityprogram(see“StartingtheLenovoBIOSSetupUtilityprogram”on
page13).

2.FromtheSecuritymenu,selectSetAdministratorPasswordandpresstheEnterkey.

3.Thepassworddialogboxwillbedisplayed.TypethepasswordthenpresstheEnterkey.

4.Re-typethepasswordtoconfirm,thenpresstheEnterkey.Ifyoutypethepasswordcorrectly,the
passwordwillbeinstalled.

TochangeanAdministratorPassword,dothefollowing:

1.StarttheLenovoBIOSSetupUtilityprogram(see“StartingtheLenovoBIOSSetupUtilityprogram”on
page13).

2.FromtheSecuritymenu,selectSetAdministratorPasswordandpresstheEnterkey.

3.Thepassworddialogboxwillbedisplayed.T ypethecurrentpasswordthenpressEnterkey.

4.T ypethenewpassword,thenpressEnterkey.Re-typethepasswordtoconfirmthenewpassword,if
youtypethenewpasswordcorrectly,thenewpasswordwillbeinstalled.ASetupNoticewilldisplay
thatchangeshavebeensaved.

TodeleteapreviouslysetAdministratorPassword,dothefollowing:

1.FromtheSecuritymenu,selectSetAdministratorPasswordandpresstheEnterkey.

2.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordandpresstheEnterkey.

3.T odeleteanAdministratorPassword,Enterblankfieldsforeachnewpasswordlineitem.Asetup
noticewilldisplaythatchangeshavebeensaved.

4.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.

5.SelectSavechangesandExitfromthemenu.

Power-OnPassword

WhenaPower-OnPasswordisset,youcannotstarttheLenovoBIOSSetupUtilityprogramuntilavalid
passwordistypedfromthekeyboard.

Setting,changing,ordeletingaPower-OnPassword

Note:Apasswordcanbeanycombinationoflettersandnumbersupto16character(a-z,and0-9).

14ideacentreY720CubeHardwareMaintenanceManual

TosetaPower-OnPassword,dothefollowing:

1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)

2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.

3.Thepassworddialogboxwillbedisplayed.Typethepassword,andpresstheEnterkey.

4.Re-typethepasswordtoconfirm,ifyoutypethepasswordcorrectly,thepasswordwillbeinstalled.

TochangeaPower-OnPassword,dothefollowing:

1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”on
page13.)

2.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.

3.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordthenpresstheEnterkey.

4.T ypethenewpassword,thenpresstheEnterkey.Re-typethepasswordtoconfirmthenewpassword,
ifyoutypethenewpasswordcorrectly,thenewpasswordwillbeinstalled.Asetupnoticewilldisplay
thatchangeshavebeensaved.

TodeleteapreviouslysetPower-OnPassword,dothefollowing:

1.FromtheSecuritymenu,selectSetPower-OnPasswordandpresstheEnterkey.

2.Thepassworddialogboxwillbedisplayed.TypethecurrentpasswordandpresstheEnterkey.

3.T odeletethePower-OnPassword,Enterblankfieldsforeachnewpasswordlineitem.Asetup
noticewilldisplaythatchangeshavebeensaved.

4.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.

5.SelectSavechangesandExitfromthemenu.

Enablingordisablingadevice

TheDevicesoptionsisusedtoenableordisableuseraccesstothefollowingdevices:

USBFunctionsSelectwhethertoenableordisableUSB(UniversalSerial

Bus)functions.Ifthefunctionsaredisabled,noUSB
devicescanbeused.

ATADriveSetupSelectIDEorACHImode.Devicedriversupportis

requiredforACHImode.Dependingonhowtheharddisk
imagewasinstalled,changingthissettingmayprevent
thesystemfrombooting.

OnboardAudioControllerSelectwhethertoenableordisabletheOnboardAudio

Controller,whenfeatureissettoDisabledalldevices

connectedtotheaudioconnectors(e.g.aheadphoneor
amicrophone)aredisabledandcan’tbeused.

OnboardEthernetControllerorBootAgentSelectwhethertoenableordisableOnboardEthernet

Controller,orselectwhethertoenableordisableload
onboardPXE(PrebootExecutionEnvironment),or
SMC(SecureManagedClient).Thisfeaturewillallow

thecomputertobootfromaserverimage.

Toenableordisableadevice,dothefollowing:

1.StarttheSetupUtilityprogram(see“StartingtheSetupUtilityprogram”onpage13).

2.FromtheSetupUtilityprogrammenu,selectDevices.

3.Select:

Chapter5.UsingtheSetupUtility15

USBSetuppresstheEnterkey,andthenselectUSBFunctions.

ATADeviceSetuppresstheEnterkey.SelectConfigureSA T Aas,presstheEnterkeyandthen

selectSATAmode.

AudioSetuppresstheEnterkey,andthenselectOnboardAudioController.

NetworkSetuppresstheEnterkey,thenselectOnboardEthernetSupportorBootAgent.

4.SelectDisabledorEnabledandpresstheEnterkey.

5.ReturntotheLenovoBIOSSetupUtilityprogrammenuandselecttheExitoption.

6.SelectSavechangesandExitfromthemenu.

Note:Ifyoudonotwanttosavethesettings,selectDiscardchangesandExitfromthemenu.

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:

a.Ifyoudonotwanttosavethesettings,selectDiscardchangesandExitfromthemenu.

16ideacentreY720CubeHardwareMaintenanceManual

b.Ifyouhavechangedthesesettingsandwanttoreturntothedefaultsettings,selectLoadOptimal

Defaultsfromthemenu.

ExitingtheLenovoBIOSSetupUtilityprogram

Afteryoufinishviewingorchangingsettings,presstheEsckeytoreturntotheLenovoBIOSSetupUtility
programmainmenu.Y oumighthavetopresstheEsckeyseveraltimes.Dooneofthefollowing:

•Ifyouwanttosavethenewsettings,selectSavechangesandExitfromthemenu.WhentheSave&
resetwindowshows,selecttheY esbutton,andthenpresstheEnterkeytoexittheLenovoBIOS
SetupUtilityprogram.

•Ifyoudonotwanttosavethesettings,selectDiscardchangesandExitfromthemenu.Whenthe
ResetWithoutSavingwindowshows,selecttheY esbutton,andthenpresstheEnterkeytoexitthe
SetupUtilityprogram.

Chapter5.UsingtheSetupUtility17

18ideacentreY720CubeHardwareMaintenanceManual

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

Aharddiskdrivebooterrorcanhavethefollowingcauses.

Error

Thestartupdriveisnotincludedinthebootsequence
inconfiguration.

Nooperatingsysteminstalledonthebootdrive.Installanoperatingsystemonthebootdrive.

Thebootsectoronthestartupdriveiscorrupted.

Thedriveisdefective.

FRU/Action

Checktheconfigurationandensurethestartupdriveis
inthebootsequence.

Thedrivemustbeformatted.Dothefollowing:

1.Attempttoback-upthedataonthefailingharddisk
drive.

2.Usetheoperatingsystemtoformattheharddisk
drive.

Replacetheharddiskdrive.

PowerSupplyProblems

Followtheseproceduresifyoususpectthereisapowersupplyproblem.

Check/VerifyFRU/Action

Checkthatthefollowingareproperlyinstalled:

•PowerCord

•On/OffSwitchconnector

•SystemBoardPowerSupplyconnectors

•Microprocessor(s)connection

Checkthepowercord.PowerCord

Checkthepower-onswitch.Power-onSwitch

Reseatconnectors

AdditionalServiceInformation

Thischapterprovidesadditionalinformationthattheservicerepresentativemightfindhelpful.

©CopyrightLenovo2016

19

Powermanagement

Powermanagementreducesthepowerconsumptionofcertaincomponentsofthecomputersuchasthe
systempowersupply,processor,harddiskdrives,andsomemonitors.

Advancedconfigurationandpowerinterface(ACPI)BIOS

AsthiscomputerhasanACPIBIOSsystem,theoperatingsystemisallowedtocontrolthepower
managementfeaturesofthecomputerandthesettingsforAdvancedPowerManagement(APM)BIOSmode
isignored.NotalloperatingsystemssupportACPIBIOSmode.

AutomaticPower-Onfeatures

TheAutomaticPower-OnfeatureswithinthePowerManagementmenuallowyoutoenableanddisable
featuresthatturnonthecomputerautomatically.

•WakeUponAlarm:Y oucanspecifyadateandtimeatwhichthecomputerwillbeturnedonautomatically.
Thiscanbeeitherasingleevent,adailyeventoraweeklyevent.

•WakeUponLAN:ThisfeatureallowsLANadaptercardtowaketheSystem.

POSTerrorcodes

Eachtimeyouturnthecomputeron,itperformsaseriesofteststocheckthatthesystemisoperating
correctlyandthatcertainoptionsareset.ThisseriesoftestsiscalledthePower-OnSelf- T est,orPOST.
POSTdoesthefollowing:

•Checkssomebasicsystem-boardoperations

•Checksthatthememoryisworkingcorrectly

•Startsvideooperations

•Verifiesthatthebootdriveisworking

POSTErrorMessageDescription/Action

Keyboarderror

RebootandSelectproperBootdeviceorInsertBoot
MediainselectedBootdevice

Cannotinitializethekeyboard.Makesurethekeyboard
isproperlyconnectedtothecomputerandthatnokeys
areheldpressedduringPOST.T opurposelyconfigure
thecomputerwithoutakeyboard,selectKeyboardless
operationinStartupoptiontoEnabled.TheBIOSthen
ignoresthemissingkeyboardduringPOST.

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

20ideacentreY720CubeHardwareMaintenanceManual

3.Power-onthecomputertore-testthesystem.

4.Repeatsteps1through3untilyoufindthefailingdeviceorcomponent.

Ifalldevicesandcomponentshavebeenremovedandtheproblemcontinues,replacethesystemboard.

Chapter6.Symptom-to-FRUIndex21

22ideacentreY720CubeHardwareMaintenanceManual

Chapter7.Locations

Thissectionprovidesillustrationstohelplocatethevariousconnectors,controlsandcomponentsofthe
computer.

Identifyinginternalcomponents

Thefollowingillustrationshowsthecomponentsinsideyourcomputer.

©CopyrightLenovo2016

23

No.Description

1

2

3

4

5

MemorymoduleYesNo

Wi-FicardNoYes

XBOXdongle

CPU

Solidstatedriveandbracket

24ideacentreY720CubeHardwareMaintenanceManual

Self-serviceCRUOptional-serviceCRU

NoNo

NoNo

YesYes

6

7

8

9

10

11

12

13

14

15

16

17

18

19

HarddiskdriveYesNo

HarddiskdrivebracketYesNo

Graphiccard

FrontI/Omodule

NoYes

NoNo

MotherboardNoNo

PowersupplyunitNoNo

FanbracketNoNo

Heat-sinkandfanassembly

NoNo

FrontbezelNoNo

TopcoverNoNo

Chassis

Computercover

Computercover(Lenovologo)

NoNo

NoNo

NoNo

BottomcoverNoNo

Identifyingpartsonthesystemboard

Thesystemboard(alsoknownasthe“mainboard”or“motherboard”)isthemaincircuitboardinyour
computer.Itprovidesbasiccomputerfunctionsandsupportsavarietyofdevicesthatarefactory-installed
orthatyoucaninstalllater.

Thefollowingillustrationsshowthelocationsofthedifferentpartsonthesystemboard.

Chapter7.Locations25

Y710

112Vpowerconnector

2Microprocessor

3Auxfanheader

4Systemfanheader211FrontI/Omoduleheader

5Memoryslots(2)

6Powerconnector13Frontaudioheader

7Frontpanelheader

8FrontUSB3.0slot

9SA TAconnectors(3)

10Thermalsensorheader

12FrontLEDheader

14CPUfanheader

26ideacentreY720CubeHardwareMaintenanceManual

Chapter8.Replacinghardware

Attention:Donotremovethecomputercoverorattemptanyrepairbeforereadingthe“Importantsafety

information”intheSafetyandWarrantyGuidethatwasincludedwithyourcomputer.Toobtaincopiesofthe
SafetyandWarrantyGuide,gototheSupportWebsiteat:
http://consumersupport.lenovo.com

Generalinformation

Pre-disassemblyinstructions

Beforeproceedingwiththedisassemblyprocedure,makesurethatyoudothefollowing:

1.T urnoffthepowertothesystemandallperipherals.

2.Unplugallpowerandsignalcablesfromthecomputer.

3.Placethesystemonaflat,stablesurface.

Generalinformation

Pre-disassemblyinstructions

Beforeproceedingwiththedisassemblyprocedure,makesurethatyoudothefollowing:

1.T urnoffthepowertothesystemandallperipherals.

2.Unplugallpowerandsignalcablesfromthecomputer.

3.Placethesystemonaflat,stablesurface.

©CopyrightLenovo2016

27

Replacingthekeyboardandmouse

Note:YourkeyboardwillbeconnectedtoaUSBconnectorateitherfrontorattherearofthecomputer.

Toreplacethekeyboard:

Step1.Removeanymedia(disks,CDs,ormemorycards)fromthedrives,shutdownthecomputer,and

turnoffallattacheddevices.

Step2.Unplugallpowercordsfromelectricaloutlets.

Step3.Locatetheconnectorforthekeyboard.Referto“Frontviewofthechassis”and“Rearviewofthe

chassis”.

Step4.Disconnectthedefectivekeyboardcablefromthecomputerandconnectthenewkeyboardcable

tothesameconnector.

Step5.Themousecanbereplacedusingthesamemethod.

Removingthecomputercover

Attention:

•T urnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

•Forthisprocedure,ithelpstolaythecomputeronaflat,stablesurface.

Toremovethecomputercover:

Step1.Removeanymedia(disks,CDs,ormemorycards)fromthedrives,shutdownthecomputer,and

turnoffallattacheddevices.

Step2.Unplugallpowercordsfromelectricaloutlets.

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)

cables,andanyothercablesthatareconnectedtothecomputer.Referto“Locatingconnectors
ontherearofthecomputer”.

28ideacentreY720CubeHardwareMaintenanceManual

Step4.Removethetwoscrewsthatsecuresthecover,slidethecomputercoveroutwardasshown.

Step5.Reinstallthecomputercover:

a.Alignthecoverwiththeguidetrackonthecomputercase,thenslidethecoverin.

b.Securethecomputercoverwiththetwoscrews.

Removingthecomputercover(Lenovologo)

Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

Note:Itmaybehelpfultoplacethecomputerface-downonasoftflatsurfaceforthisprocedure.Lenovo

recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthecomputerscreenfromscratches
orotherdamage.

Toremovethecomputercover:

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.Removethe2screwsthatsecurethecomputercoverattherearofthechassis,thenslide

computercoveroutwardasshown.

Chapter8.Replacinghardware29

Step5.Toreinstallthecomputercover:

a.Lineupthecomputercoverwiththechassisthenslideitback.

b.Securethecomputercovertothechassiswiththescrews.

Removingthetopcover

Attention:

•T urnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

•Forthisprocedure,ithelpstolaythecomputeronaflat,stablesurface.

Toremovethetopcover:

Step1.Removeanymedia(disks,CDs,ormemorycards)fromthedrives,shutdownthecomputer,and

turnoffallattacheddevices.

Step2.Unplugallpowercordsfromelectricaloutlets.

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)

cables,andanyothercablesthatareconnectedtothecomputer.Referto“Locatingconnectors
ontherearofthecomputer”.

Step4.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Removethecomputercover(Lenovologo).Referto“Removingthecomputercover(Lenovologo)”.

Step6.Thetopcoverispinnedtothechassis,pushthepinsasshowntoreleasethetopcover.Liftup

thetopcovertoremoveit.

30ideacentreY720CubeHardwareMaintenanceManual

Step7.Reinstallthetopcover:

a.Alignthepinsonthetopcoverwiththemountingholesonthechassis,thenplacethetop

coverback.

b.Pressdownthelockingfintosecurethetopcover.

Step8.Reattachthecomputercovers.

Chapter8.Replacinghardware31

Removingthebottomcover

Attention:

•T urnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.

•Forthisprocedure,ithelpstolaythecomputerupside-downonaflat,stablesurface.

Toremovethebottomcover:

Step1.Removeanymedia(disks,CDs,ormemorycards)fromthedrives,shutdownthecomputer,and

turnoffallattacheddevices.

Step2.Unplugallpowercordsfromelectricaloutlets.

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)

cables,andanyothercablesthatareconnectedtothecomputer.Referto“Locatingconnectors
ontherearofthecomputer”.

Step4.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Removethecomputercover(Lenovologo).Referto“Removingthecomputercover(Lenovologo)”.

Step6.Slidethebottomcovertoremoveit..

32ideacentreY720CubeHardwareMaintenanceManual

Step7.Reinstallthebottomcover:

a.Alignthepinsonthebottomcoverwiththemountingholesonthechassis,thenslidethe

bottomcoverback.

Step8.Reattachthecomputercovers.

Removingthefrontbezel

Note:Forthisprocedure,ithelpstolaythecomputerflat.

Toremovethefrontbezel:

Step1.Removethecomputercover.Referto“Removingthecomputercover”.

Chapter8.Replacinghardware33

Step2.Removethefrontbezelbyreleasingthefourplastictabsfrominsidethechassis(twoonleft,twoon

rightside)

1andslidethebezeloutslowlyasshown.2

Step3.DisconnectthefrontLEDfromtheconnectoronthemotherboard.

Step4.Toreattachthebezel,aligntheplastictabsonthebottomofthebezelwiththecorrespondingholes

inthechassis,andthensnapitintoposition.

Replacingthexboxdongle

Note:Forthisprocedure,ithelpstolaythecomputeronaflat,stablesurface.

34ideacentreY720CubeHardwareMaintenanceManual

Toreplacethexboxdongle:

Step1.Removethecomputercover.Referto“Removingthecomputercover”.

Step2.Removethecomputercover(Lenovologo).Referto“Removingthecomputercover(Lenovologo)”.

Step3.Removethetopcover.Referto“Removingthetopcover”.

Step4.Removethefrontbezel.“Removingthefrontbezel.”

Step5.Pushthepinstoreleasethexboxdongleasshown.

Step6.Installthenewxboxdongleintothesameport.

Step7.Placethenewxboxdongleintopositionandsecurethedonglewiththelockingpins..

Chapter8.Replacinghardware35

Step8.Reattachthefrontbezel,topcover,computercover,computercover(Lenovologo).

Replacingamemorymodule

Note:Forthisprocedure,ithelpstolaythecomputerflat.

Toreplaceamemorymodule:

Step1.Removethecomputercover.Referto“Removingthecomputercover”.

Step2.Locatethememorymoduleconnectors.Referto“Locatingcomponents”.

Step3.Removethememorymoduletobereplacedbyopeningtheretainingclipsasshown.ab

Step4.Positionthenewmemorymoduleoverthememoryconnector.Makesurethatthenotchconthe

memorymodulealignscorrectlywiththeconnectorkeydonthesystemboard.Pushthememory
modulestraightdownintotheconnectoruntiltheretainingclipsclose.

36ideacentreY720CubeHardwareMaintenanceManual

Step5.Reattachthecomputercover.

Replacingaharddiskdrive

Note:Forthisprocedure,ithelpstolaythecomputerflat.

Toreplaceaharddiskdrive:

Step1.Removethecomputercover.Referto“Removingthecomputercover”.

Step2.Disconnectthedataandpowercablesfromtheharddiskdrive.a

Step3.Pulltheplastichandleandslidetheharddiskdriveoutofthedrivebay.b

Chapter8.Replacinghardware37

Step4.Releasetheharddiskdrivefromthebracketasshown.cd

Step5.Lineupthenewharddiskdrivewiththeplasticbracketandsnapitintoposition.

Step6.Slidethenewharddiskdriveintothedrivebayandslidethedrivebayintoplace.

Step7.Connectthepowerandsignalcablestothenewharddiskdrive.

Step8.Reattachthecomputercover.

Replacingasolidstatedrive

Note:Forthisprocedure,ithelpstolaythecomputerflat.

Toreplaceasolidstatedrive:

Step1.Removethecomputercover.Referto“Removingthecomputercover”.

38ideacentreY720CubeHardwareMaintenanceManual

Step2.Thesolidstatedrivebracketislockedtothedrivebaythelockingpins,pushinthesolidstate

drivebrackettorelease.

Chapter8.Replacinghardware39

Step3.Disconnectthedataandpowercablesfromthesolidstatedrive.a

Step4.Pulltheplastichandleandslidethesolidstatedriveoutofthedrivebay.b

40ideacentreY720CubeHardwareMaintenanceManual

Step5.Releasethesolidstatedrivefromthebracketasshown.cd

Step6.Lineupthenewsolidstatedrivewiththeplasticbracketandsnapitintoposition.

Step7.Slidethenewsolidstatedriveintothedrivebayandslidethedrivebayintoplace.

Step8.Connectthepowerandsignalcablestothenewsolidstatedrive.

Step9.Reattachthecomputercover.

Replacingtheheat-sinkassembly

Toreplacetheheat-sinkassembly:

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.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Disconnectthefanpowercablefromtheconnectoronthemotherboard.

Step6.Removethe4screwsthatsecuretheheat-sinktotheheat-sinkandliftuptheheat-sinktoremoveit.

Chapter8.Replacinghardware41

Step7.Toinstallthenewheat-sinkassembly:

a.Lineupthenewheat-sinkassemblywiththemountingholesonthemotherboard,secure

thenewheat-sinkassemblywith4screws.

b.Connectthefanpowercabletotheconnectorontheboard.

Step8.Reattachthecomputercover.

42ideacentreY720CubeHardwareMaintenanceManual

ReplacingtheWi-Ficard

Note:Forthisprocedure,ithelpstolaythecomputerflat.

ToreplacetheWi-Ficard:

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.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Disconnectthe2antennacablesfromtheWi-Ficard.

Step6.RemovethescrewthatsecurestheWi-Ficardtothemotherboard.

Step7.PulltheWi-Ficardupwardtoremoveitfromthecardport.

Chapter8.Replacinghardware43

Step8.InstallthenewWi-Ficard:

a.LineupthenewWi-Ficard,theninsertitintothesamecardport.

b.SecuretheWi-Ficardtothemotherboardwiththescrew.

c.Connectthe2antennacablestothenewWi-Ficard.

Step9.Reattachthecomputercover.

Replacingagraphicscard

Note:Forthisprocedure,ithelpstolaythecomputeronaflat,stablesurface.

Toreplaceagraphicscard:

Step1.Removethecomputercover.Referto“Removingthecomputercover”.

44ideacentreY720CubeHardwareMaintenanceManual

Step2.Removethe2screwsthatsecurethelatches,openthelatchesasshown.

Chapter8.Replacinghardware45

Step3.Disconnectthepowercablesfromthegraphicscard.

Step4.Pushthegraphiccardtounlockpositionasshown.

Step5.Pushthelockingpinoutwardtounlockthegraphiccardasshown.

Step6.Lliftthecardstraightuptoremoveit.

46ideacentreY720CubeHardwareMaintenanceManual

Step7.Toinstallthenewgraphicscard:

a.Attachthenewgraphicscardtothesameadapterconnector.

b.Connectthepowercablestothenewgraphicscard.

c.Closethelatchesandsecurethelatcheswiththe2screws.

Step8.Reattachthecomputercover.

ReplacingtheCPU

Note:Forthisprocedure,ithelpstolaythecomputerflat.

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.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Removethemicroprocessorfan.Referto“Replacingthemicroprocessorfan”.

Step6.RemovetheCPUfanassembly.Referto“ReplacingtheCPUfanassembly”.

Chapter8.Replacinghardware47

Step7.Toremovethemicroprocessorfromthesystemboard,pressthenslidethesmallhandleoutto

springitupandopentheretainer.

48ideacentreY720CubeHardwareMaintenanceManual

Step8.Holdingthesidesofthemicroprocessorwithyourfingers,removetheprotectivecover1that

protectsthegoldcontactsonthenewmicroprocessor.

2

Step9.Holdingthesidesofthemicroprocessorwithyourfingers,positionthemicroprocessorsothatthe

notchesonthemicroprocessorarealignedwiththetabsinthemicroprocessorsocket.

Important:Toavoiddamagingthemicroprocessorcontacts,keepthemicroprocessorcompletelylevel
whileinstallingitintothesocket.

Step10.Lowerthemicroprocessorstraightdownintoitssocketonthemotherboard.

Step11.Tosecurethemicroprocessorinthesocket,closethemicroprocessorretainerandlockitinto

positionwiththesmallhandle.

Step12.Useathermalgreasesyringetoplace5dropsofgreaseonthetopofthemicroprocessor.Each

dropofgreaseshouldbe0.03ml(3tickmarksonthegreasesyringe).

Step13.Reattachtheheat-sinkassemblyandcomputercover.

ReplacingthePowersupply

Note:Forthisprocedure,ithelpstolaythecomputerflat.

Chapter8.Replacinghardware49

ToreplacethePowersupply:

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.Removethecomputercover(Lenovologo).Referto“Removingthecomputercover(Lenovologo)”.

Step5.Disconnectthepowercablesfromtheconnectorsonmotherboard.

Step6.Removethe4screwsthatsecurethePowersupplytothechassis.

Step7.Pushdownthelockingpin1,thenslidepowersupplyoutofchassis.

50ideacentreY720CubeHardwareMaintenanceManual

Step8.Installthenewpowersupply：

a.Lineuptheholesonthenewpowersupplywithmountingholesontherearofthechassisand

secureittothechassiswiththe4screws.

b.Connectthepowercablestotheconnectorsonthemotherboard.

Step9.Reattachthecomputercover.

Chapter8.Replacinghardware51

Replacingthemotherboard

Note:Forthisprocedure,ithelpstolaythecomputerflat.

Toreplacethemotherboard:

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.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Removethememorymodule.Referto“Replacingamemorymodule”.

Step6.Removetheheat-sinkassembly.Referto“Replacingtheheat-sinkassembly”.

Step7.Removethegraphiccard.Referto“Replacingthegraphiccard”.

Step8.RemovetheWi-Ficard.Referto“ReplacingtheWi-Ficard”.

Step9.RemovetheCPU.Referto“ReplacingtheCPU”.

Step10.Disconnecttheallcablesfromtheconnectorsonmotherboard.

Step11.Removethe4screwsthatsecurethemotherboardtothechassis.

Step12.Slidethenliftthemotherboardoutofthechassistoremoveit.

52ideacentreY720CubeHardwareMaintenanceManual

Step13.Installthenewmotherboard:

a.Lineuptheholesonthenewmotherboardwithmountingholesonthechassisandsecure

itwithscrews.

b.Reattachthememorymodule,Wi-Ficard,CPU,andtheheat-sinkassemblytothenew

motherboard.

c.Connecttheallcablestothenewmotherboard.

d.Attachthegraphiccardtothenewmotherboard.

Step14.Reattachthecomputercover.

ReplacingthefrontI/Omodule

Note:Forthisprocedure,ithelpstolaythecomputerflat.

ToreplacethethefrontI/Omodule:

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.Removethecomputercover.Referto“Removingthecomputercover”.

Step5.Removethecomputercover(Lenovologo).Referto“Removingthecomputercover(Lenovologo)”.

Step6.Removethetopcover.Referto“Removingthetopcover”.

Step7.Disconnectthedatacablesfromtheconnectorsonmotherboard.

Step8.RemovethescrewthatsecuresthefrontI/Omoduletothechassis.1

Step9.SlideoutthefrontI/Omoduleoutofchassis.23

Chapter8.Replacinghardware53

Step10.InstallthenewfrontI/Omodule:

a.SlidethefrontI/Omoduleinandsecureitwithscrew.

b.Connectthedatacablestothemotherboard.

Step11.Reattachthetopcover,computercoverandcomputercover(Lenovologo).

FRUlists

Thischapterliststheinformationonthefieldreplaceableunits(FRUs).

54ideacentreY720CubeHardwareMaintenanceManual

Attention:BesuretoreadandunderstandallthesafetyinformationbeforereplacinganyFRUs.

ideacentreY720Cube-15ISHServicePartsListing

MT:90H290H3

FruP/NDescription

ANTENNA

00XJ012Fru,Lx250mmStampingAuxANT

00XJ011Fru,Lx200mmStampingMainANT

PLANARS

00XK220IntelH170ITXKBL-SNODPK

00XK221IntelH170ITXKBL-SWINDPK

00XK06100XK061forMBFRUNODPK

00XK06200XK062forMBFRUWINDPK

CABLES

04X2767Fru,390mmsensorcable

00PH717LX2MHDMItoDVI-D-Sdongle

00XJ029LX130mmDVI-to-VGAcord

04X2799Fru,370mmSA T Acable

00XL159Fru,100mm6pinto8pincable

00XL283Fru,520mmUSB2.0AFto5pinHSG

00XL134Fru,Y710740mmLEDcable

00XL139Fru250mmSA T Acable2latch

00XL156Fru,320mmpowerswitchcable

CARDPOP

00KT354NVGTX750Ti2GVGA+DVI+HDMI

00KT353NVGTX750Ti2GVGA+DVI+HDMI

COVER

00XD381WI-FICover

DT_KYB

00PC711PrimaxK800USBgamingKBBLK-US

00UW411NewmenKB-760USBKBBLK-US

00PC201DT_KYB,DOK5321(US)B-SilkUSB,US

00UW414SunrexEKB-10YA(BR)B-SUSBKB

00UW412SunrexEKB-10YA(IN)USBKB-LVT

01AH604EKB-10YAB-SUSB,CZ-SL

01AH623EKB-10YA(EN-FR)B-SUSB,EN-FR

01AH605EKB-10YA(RU)B-SilkUSB,RU

01AH603EKB-10YA(TH)B-SilkUSB,TH

01AH614EKB-10YA(SL)B-SilkUSB,SL

01AH626EKB-10YAB-SUSB,US-EU

Chapter8.Replacinghardware55

01AH607EKB-10YA(Nordic)B-SUSB,Nordics

01AH608EKB-10YA(LA)B-SilkUSB,LA

01AH613EKB-10YA(SP)B-SilkUSB,SP

01AH610EKB-10YA(SW)B-SilkUSB,SW

01AH609EKB-10YA(AR)B-SilkUSB,AR

01AH611EKB-10YA(GE)B-SilkUSB,GE

01AH606EKB-10YA(UK)B-SilkUSB,UK

01AH619EKB-10YA(HG)B-SilkUSB,HG

01AH622EKB-10YA(JP)B-SilkUSB,JP

01AH618EKB-10YA(GK)B-SilkUSB,GK

01AH625EKB-10YA(BE-EN)B-SUSB,BE-EN

01AH612EKB-10YA(TR)B-SilkUSB,TR

01AH617EKB-10YA(FR)B-SilkUSB,FR

01AH602EKB-10YA(TW)B-SilkUSB,TW

01AH624EKB-10YA(PT)B-SilkUSB,PT

01AH616EKB-10YA(HB)B-SilkUSB,HB

01AH615EKB-10YA(IT)B-SilkUSB,IT

01AH620EKB-10YA(BG)B-SilkUSB,BG

01AH601EKB-10YA(US)B-SilkUSB,US

01AH621EKB-10YA(KR)B-SilkUSB,KR

00XH687NewmenK600USBgamingkeyboardB

GMCTRL

00PH138

00PH139

00PC552HDD,2TB,7200,DT3,SA T A3,STD

00PC551HDD,1TB,7200,DT3,SA T A3,STD

00PC554SSHS,1TB,7200,DT3,SATA3,STD

45K0625HDD,2TB,7200,DT3,SATA3,STD

01EF258GamingIntelLGA1151CoolerKit

00XL020Fru,LINECORD,IN,1.8M,3P ,NON-LH

00XL039Fru,LINECORD,ZA,1.8M,3P ,NON-LH

00XL048Fru,LINECORD,IT,1.8M,3P,NON-LH

00XL000Fru,JP ,Anti-TR,1.8M,3P ,NON-LH

00XL030Fru,LINECORD,CH,1.8M,3P ,NON-LH

00XL028Fru,LINECORD,IL,1.8M,3P ,NON-LH

00XL004Fru,US/CA,1.8M,3P ,NON-LH

00XL017Fru,LINECORD,TW,1.8M,3P,NON-LH

XbxWrlssAdptrforWinEN/XC/F

XbxWrlssAdptrforWinMultiLa

HDD_ASM

HEATSINK

LINECORD

56ideacentreY720CubeHardwareMaintenanceManual

00XL035Fru,LINECORD,AR,1.8M,3P ,NON-LH

00XL032Fru,LINECORD,BR,1.8M,3P ,NON-LH

00XL029Fru,LINECORD,CH,1.8M,3P ,NON-LH

00XL037Fru,LINECORD,AR,1.8M,3P ,NON-LH

00XL043Fru,LINECORD,AU,1.8M,3P ,NON-LH

00XL009Fru,LINECORD,CN,1.8M,3P ,NON-LH

00XL038Fru,LINECORD,ZA,1.8M,3P ,NON-LH

00XL006Fru,US/CA,1.8M,3P,NON-LH

00XL023Fru,LINECORD,GB,1.8M,3P ,NON-LH

00XL024Fru,LINECORD,GB,1.8M,3P ,NON-LH

00XL031Fru,LINECORD,CH,1.8M,3P ,NON-LH

00XL042Fru,LINECORD,AU,1.8M,3P ,NON-LH

00XL034Fru,LINECORD,BR,1.8M,3P ,NON-LH

00XL015Fru,EU/KR,1.8M,3P ,NON-LH

00XL049Fru,LINECORD,IT,1.8M,3P,NON-LH

00XL005Fru,US/CA,1.8M,3P,NON-LH

00XL040Fru,LINECORD,ZA,1.8M,3P ,NON-LH

00XL016Fru,EU/KR,1.8M,3P ,NON-LH

00XL019Fru,LINECORD,TW,1.8M,3P,NON-LH

00XL022Fru,LINECORD,IN,1.8M,3P ,NON-LH

00XL041Fru,LINECORD,AU,1.8M,3P ,NON-LH

00XL027Fru,LINECORD,IL,1.8M,3P ,NON-LH

00XL036Fru,LINECORD,AR,1.8M,3P ,NON-LH

00XL001Fru,JP ,Anti-TR,1.8M,3P ,NON-LH

00XL018Fru,LINECORD,TW,1.8M,3P,NON-LH

00XL050Fru,LINECORD,TH,1.8M,3P ,NON-LH

00XL014Fru,EU/KR,1.8M,3P ,NON-LH

00XL046Fru,LINECORD,DK,1.8M,3P ,NON-LH

00XL044Fru,LINECORD,DK,1.8M,3P ,NON-LH

00XL045Fru,LINECORD,DK,1.8M,3P ,NON-LH

00XL010Fru,LINECORD,CN,1.8M,3P ,NON-LH

00XL033Fru,LINECORD,BR,1.8M,3P ,NON-LH

00XL026Fru,LINECORD,IL,1.8M,3P ,NON-LH

00XL047Fru,LINECORD,IT,1.8M,3P,NON-LH

00XL025Fru,LINECORD,GB,1.8M,3P ,NON-LH

01EF515MBRearIOShield

01EF704703A T ,RX480Kit,Liteon

01EF489703A T ,RightCoverAss'y,Liteon

01EF755703A T ,1060Kit,Liteon

MECH_ASM

Chapter8.Replacinghardware57

01MN048703AT,FrontAss'y,legion,Liteon

00XD328HDMI_COVERKit

01EF488703A T ,LeftCoverAss'y,Liteon

01EF705703A T ,GraphicsKit,Liteon

01EF485703A T ,BottomCoverAss'y,Liteon

01EF487703A T ,T opCoverAss'y,Liteon

01EF486703A T ,FrontCoverAss'y,Liteon

MECHANICAL

01EF332DVIrubbercover

00XD437HDMIrubbercover

00XD436VGArubbercover

01AG8044GBDDR42400UDIMM

01AG8058GBDDR42400UDIMM

03T7465UDIMM,4G,DDR4,2133

03T7466UDIMM,16G,DDR4,2133

01AG80616GBDDR42400UDIMM

03T7467UDIMM,8G,DDR4,2133

00PC712PrimaxM800USBgamingMCblack

00PH135NewmenM600USBgamingmouseBlack

00PC592DokingM680BB-SilkUSBMCBLK

00UW413NewmenMS-312USBMCBlack

00PH131USBCalliopeMouseBlack(Orangewh

PWR_SUPPLY

54Y8986100-240V ac,Y710280WPSU

54Y8987100-240V ac,Y710450WESPSU

01AG040IntelCorei7-67003.4G4C

01AG102IntelCorei5-74003.0G4C

01AG106IntelCorei3-71003.9GHZ/2C/3M/2400/

03T7446IntelCorei7-67003.4G4C

03T7445IntelCorei5-64002.7G4C

01AG043IntelCorei5-64002.7G4C

01AG096IntelCorei7-77003.6G4C

01AG017IntelCorei3-61003.7G2C

00XK718128G,2.5",7mm,SATA3,SAM,STD

00KT011256G,2.5",7mm,SATA6G,SAMSG,STD

00KT045ASMLITV2+128GB

MEMORY

MOUSE

SP

SSD_ASM

58ideacentreY720CubeHardwareMaintenanceManual

00XK727256G,2.5",7mm,SATA3,SAN,STD

00KT015128G,2.5",7mm,SATA6G,SDISK,STD

00XK720256G,2.5",7mm,SATA3,SAM,STD

00KT046ASMLITV2+256GB

00XK710512G,2.5",7mm,SATA3,SAM,STD

00XK735512G,2.5",7mm,SATA3,LIT ,OP AL2.0

00KT008128G,2.5",7mm,SATA6G,SAMSG,STD

00KT018256G,2.5",7mm,SATA6G,SDISK,STD

00XK734256G,2.5",7mm,SATA3,LIT ,OP AL2.0

00XK726128G,2.5",7mm,SATA3,SAN,STD

00XK733128G,2.5",7mm,SATA3,LIT ,STD

00XK728512G,2.5",7mm,SATA3,SAN,STD

00XK730256G,2.5",7mm,SATA3,SAN,OP AL2.0

01AJ856MSI@GTX1050Ti@4G/D5/H/DP/DVI

01AG491NV@GFGTX1080@8G/DVI/H/3-DP

01AG492NV@GFGTX1070@8G/DVI/H/3-DP

01AJ837MSI@GTX1080@8GD5XDVI+H+3DP

01AJ836AMD@RX480@8GD5H+3DP

00PC570NVGTX9704GDVI/HDMI/3DP

01AJ844MSI@GTX1060@6G/D5/H/3-DP/DVI

00PC571NVGTX9804GDVI/HDMI/3DP

01AJ838MSI@GTX1070@8GD5DVI+H+3DP

01AJ841BLD@RX460@4GD5H+DP+DVIDHP

01AG476MSIR9-370X4GB256BitHP

04X6047Wireless,CMB,L TN,NFA344Indo

00JT480Wireless,CMB,IN,8260acNV

00JT523Wireless,CMB,LTN,NF A344AGN

00JT471Wireless,CMB,LTN,NF A344V2

00JT512Wireless,CMB,FXN,QCA1535

00JT506Wireless,CMB,IN,8260NVInd

VIDEO_CARD

WIRELESS

Chapter8.Replacinghardware59

60ideacentreY720CubeHardwareMaintenanceManual

Chapter9.Generalinformation

Thischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.

AdditionalServiceInformation

Thischapterprovidesadditionalinformationthattheservicerepresentativemightfindhelpful.

Powermanagement

Powermanagementreducesthepowerconsumptionofcertaincomponentsofthecomputersuchasthe
systempowersupply,processor,harddiskdrives,andsomemonitors.

Advancedconfigurationandpowerinterface(ACPI)BIOS

AsthiscomputerhasanACPIBIOSsystem,theoperatingsystemisallowedtocontrolthepower
managementfeaturesofthecomputerandthesettingsforAdvancedPowerManagement(APM)BIOSmode
isignored.NotalloperatingsystemssupportACPIBIOSmode.

AutomaticPower-Onfeatures

TheAutomaticPower-OnfeatureswithinthePowerManagementmenuallowyoutoenableanddisable
featuresthatturnonthecomputerautomatically.

•WakeUponAlarm:Y oucanspecifyadateandtimeatwhichthecomputerwillbeturnedonautomatically.
Thiscanbeeitherasingleevent,adailyeventoraweeklyevent.

•WakeUponLAN:ThisfeatureallowsLANadaptercardtowaketheSystem.

©CopyrightLenovo2016

61