Lenovo ideaCentre N308 Owner's manual

LenovoN308All-In-OnePCHardware
MaintenanceManual
ideaideaideaCentreidea
MachineTypes10153/F0AH

LenovoN308All-In-OnePC
HardwareMaintenanceManual
MachineTypes10153/F0AH

FourthEdition(July2013)25th
©CopyrightLenovo2012,2013.
LIMITEDANDRESTRICTEDRIGHTSNOTICEIfdataorsoftwarearedeliveredpursuantaGeneralServices
Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.
GS-35F-05925

Contents
Chapter1.Aboutthimanual......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.Replacinghardware....11
Generalinformation.............11
Replacingthekeyboardandmouse......12
Removingtherearcover...........12
Replacingthebattery............13
Replacingamemorymodule.........14
Replacingtheharddiskdrive.........15
Replacingtheheat-sink...........16
ReplacingtheWi-Ficard...........17
Replacingthespeakersystem........18
Replacingthefrontindicatorboard.......19
Replacingthemotherboard..........20
Replacingthecamera............21
ReplacingtheLEDpanelmodule.......22
©CopyrightLenovo2012,2013iii

ivLenovoN308All-In-OnePCHardwareMaintenanceManual

Chapter1.Aboutthimanual
ThismanualcontainsserviceandreferenceinformationforLenovoN308All-In-Onecomputerslistedonthe
cover.ItisintendedonlyfortrainedservicerswhoarefamiliarwithLenovocomputerproducts.
BeforeservicingaLenovoproduct,besuretoreadtheSafetyInformation.
ThedescriptionoftheTV-tunercardinthismanualappliesonlytocomputerswithaTV-tunercardinstalled.
ItdoesnotapplytocomputerswithoutaTV-tunercard.
ImportantSafetyInformation
BesuretoreadallCAUTIONandDANGERsectionsinthismanualbeforefollowinganyoftheinstructions.
VeuillezliretouteslesconsignesdetypeDANGERetATTENTIONduprésentdocumentavantd’exécuter
lesinstructions.
LesenSieunbedingtalleHinweisevomTyp“ACHTUNG”oder“VORSICHT”indieserDokumentation,bevor
SieirgendwelcheVorgängedurchführen
LeggereleistruzioniintrodottedaATTENZIONEePERICOLOpresentinelmanualeprimadieseguireuna
qualsiasidelleistruzioni
Certifique-sedelertodasasinstruçõesdecuidadoeperigonestemanualantesdeexecutarqualquer
umadasinstruções
Esimportantequeleatodaslasdeclaracionesdeprecauciónydepeligrodeestemanualantesdeseguir
lasinstrucciones.
©CopyrightLenovo2012,20131

2LenovoN308All-In-OnePCHardwareMaintenanceManual

Chapter2.Safetyinformation
Thischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.
Generalafety
Followtheserulestoensuregeneralsafety
•Keeptheareasaroundthecomputerclearandcleanduringandaftermaintenance.
•Whenliftinganyheavyobject
1.Ensureyoucanstandsafelywithoutslipping.
2.Distributetheweightoftheobjectequallyacrossbothfeet.
3.Liftslowly.Nevermovesuddenlyortwistwhenyouattempttolift.
4.Liftbystandingorbypushingupwithyourlegmuscles;thisactionremovesthestrainfromthe
musclesinyourback.
Donotattempttoliftanyobjectsthatweighmorethan16kg(35lbs.)orobjectsthatyouthink
aretooheavyforyou.
•Donotperformanyactionthatwouldcreateahazardforthecustomer,orwouldmakethecomputer
unsafe.
•Beforeyoustartthecomputer,ensurethatotherservicerepresentativesandcustomerpersonnelarenot
inapositionthatwouldcreateahazardforthem.
•Placeremovedcoversandotherpartsinasafeplace,awayfromallpersonnel,whileyouareservicingthe
computer.
•Keepyourtoolcaseawayfromareasthatpeoplemaywalkthroughtoensureno-onetripsoverit.
•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofamachine.Ensurethatyoursleeves
arefastenedorrolledupaboveyourelbows.Ifyourhairislong,tieorfastenitback.
•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwithanonconductiveclip,approximately
8centimeters(3inches)fromtheend.
•Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersforyourclothing.
Remember:Metalobjectsaregoodelectricalconductors.
•Wearsafetyglasseswhenyouarehammering,drillingsoldering,cuttingwire,attachingsprings,using
solvents,orworkinginanyotherconditionsthatmightbehazardoustoyoureyes.
•Afterservice,reinstallallsafetyshields,guards,labels,andgroundwires.Replaceanysafetydevice
thatiswornordefective.
•Reattachallcoverscorrectlybeforereturningthecomputertothecustomer.
Electricalafety
CAUTION:
Electricalcurrentfrompower,telephone,andcommunicationcablecanbehazardou.Toavoid
peronalinjuryorequipmentdamage,diconnectanyattachedpowercord,telecommunication
cable,networkcable,andmodemcablebeforeyouopenthecomputercover,unleintructed
otherwieintheintallationandconfigurationprocedure.
©CopyrightLenovo2012,20133

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.
4LenovoN308All-In-OnePCHardwareMaintenanceManual

–Switchoffpower.
–Sendanotherpersontogetmedicalaid.
Safetyinpectionguide
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.
Handlingelectrotaticdicharge-enitivedevice
Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbeconsideredsensitiveto
electrostaticdischarge(ESD).ESDdamagecanoccurwhenthereisadifferenceinchargebetweenobjects.
ProtectagainstESDdamagebyequalizingthechargesothatthecomputer,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.
Note:
1.Useproduct-specificESDprocedureswhentheyexceedtherequirementsnotedhere.
2.MakesurethattheESDprotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.
WhenhandlingESD-sensitiveparts
Chapter2.Safetyinformation5

•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.
Groundingrequirement
Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrectsystemfunction.Proper
groundingoftheelectricaloutletcanbeverifiedbyacertifiedelectrician.
Safetynotice
TheCAUTIONandDANGERsafetynoticesinthissectionareprovidedinthelanguageofEnglish.
DANGER
Electricalcurrentfrompower,telephoneandcommunicationcablesishazardous.
Toavoidahockhazard:
•Donotconnectordiconnectanycableorperformintallation,maintenance,orreconfiguration
ofthiproductduringanelectricaltorm.
•Connectallpowercordtoaproperlywiredandgroundedelectricaloutlet.
•Connectanyequipmentthatwillbeattachedtothiproducttoaproperlywiredoutlet.
•Whenpoible,ueonehandonlytoconnectordiconnectignalcable.
•Neverturnonanyequipmentwhenthereievidenceoffire,water,ortructuraldamage.
•Diconnecttheattachedpowercord,telecommunicationcable,networkcable,andmodem
cablebeforeyouopenthedevicecover,unleintructedotherwieintheintallationand
configurationprocedure.
•Connectanddiconnectcableadecribedinthefollowingtablewhenintalling,moving,or
openingcoveronthiproductorattacheddevice.
6LenovoN308All-In-OnePCHardwareMaintenanceManual

ToConnectToDiconnect
1.TurneverythingOFF.
2.First,attachallcablestodevices.
3.Attachsignalcablestoconnectors.
4.Attachpowercordstooutlet.
5.TurndeviceON.
1.TurneverythingOFF.
2.First,removepowercordsfromoutlets.
3.Removesignalcablesfromconnectors.
4.Removeallcablesfromdevices.
CAUTION:
Whenreplacingthelithiumbattery,ueonlyPartNumber45C1566oranequivalenttypebattery
recommendedbythemanufacturer.Ifyourytemhaamodulecontainingalithiumbattery,replace
itonlywiththeamemoduletypemadebytheamemanufacturer.Thebatterycontainlithiumand
canexplodeifnotproperlyued,handled,ordipoedof.
Donot:
•Throwintoorimmereinwater
•Heattomorethan100°C(212°F)
•Repairordiaemble
Dipoeofthebatteryarequiredbylocalordinanceorregulation.
CAUTION:
Whenlaerproduct(uchaCD-ROM,DVD-ROMdrive,fiberopticdevice,ortranmitter)are
intalled,notethefollowing:
•Donotremovethecover.Removingthecoverofthelaerproductcouldreultinexpoureto
hazardoulaerradiation.Therearenoerviceablepartinidethedevice.
•Ueofcontroloradjutmentorperformanceofprocedureotherthanthoepecifiedherein
mightreultinhazardouradiationexpoure.
DANGER
SomelaerproductcontainanembeddedCla3AorCla3Blaerdiode.Notethefollowing:
Theediodeemitradiationwhenopen.Donottareintothebeam,donotviewdirectlywith
opticalintrument,andavoiddirectexpouretothebeam.
Chapter2.Safetyinformation7

≥18kg(37lb)≥32kg(70.5lb)≥55kg(121.2lb)
CAUTION:
Ueafepracticewhenlifting.
CAUTION:
Thepowercontrolbuttononthedeviceandthepowerwitchonthepowerupplydonotturnoff
theelectricalcurrentuppliedtothedevice.Thedevicealomighthavemorethanonepower
cord.Toremoveallelectricalcurrentfromthedevice,enurethatallpowercordarediconnected
fromthepowerource.
1
2
CAUTION:
Donotplaceanyobjectweighingmorethan82kg(180lb.)ontopofrack-mounteddevice.
8LenovoN308All-In-OnePCHardwareMaintenanceManual

Chapter3.Generalinformation
Thischapterprovidesgeneralinformationthatappliestoallcomputermodelscoveredbythismanual.
Specification
Thissectionliststhephysicalspecificationsforyourcomputer.
Thiectionlitthephyicalpecificationforyourcomputer.
TypeLenovoN308
Thissectionliststhephysicalspecifications.
Environment
Airtemperature
Operating10°to35°C
Transit-20°to55°C
Humidity
Operating35%to80%
Transit20%to90%(40°C)
Altitude86KPato106KPa
Electricalinput
Inputvoltage90V-264V(AC)
Inputfrequency47Hz-63Hz
©CopyrightLenovo2012,20139

10LenovoN308All-In-OnePCHardwareMaintenanceManual

Chapter4.Replacinghardware
Attention:Donotremovethecomputercoverorattemptanyrepairbeforereadingthe“Importantsafetyinformation”
intheSafetyandWarrantyGuidethatwasincludedwithyourcomputer.ToobtaincopiesoftheSafetyandWarranty
Guide,gototheSupportWebsiteathttp//support.lenovo.com.
Note:UseonlypartsprovidedbyLenovo.
Generalinformation
Pre-diaemblyintruction
Beforestartingthedisassemblyprocedure,makesurethatyoudothefollowing
1.Turnoffthepowertothesystemandallperipherals.
2.Unplugallpowerandsignalcablesfromthecomputer.
3.Placethesystemonaflat,stablesurface.
©CopyrightLenovo2012,201311

Replacingthekeyboardandmoue
Toreplacethekeyboardandmoue:
Step1.Removeanymedia(disks,CDs,DVDsormemorycards)fromthedrives,shutdowntheoperating
system,andturnoffthecomputerandallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.Referto“Leftandrightview”
and“Rearview”forhelpwithlocatingthevariousconnectors.
Note:YourkeyboardwillbeconnectedtoaUSBconnectorononesideorattherearofthe
computer.
Step4.Disconnectthedefectivekeyboardcablefromthecomputerandconnectthenewkeyboardcable
tothesameconnector.
Note:Themousecanbereplacedusingthesamemethod.
Removingtherearcover
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingtherearcover.
Note:Itmaybehelpfultoplacethecomputerface-downonasoftflatsurfaceforthisprocedure.Lenovo
recommendsthatyouuseablanket,towel,orothersoftclothtoprotectthetouchscreenfromscratches
orotherdamage.
Toremovetherearcover:
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.
12LenovoN308All-In-OnePCHardwareMaintenanceManual

Step4.Therearcoverispinnedtothefrontbezel,useaflatheadscrewdriverworkaroundtheedge
tolooseit.
Step5.Lifttherearcoverfromthebottomedgeasshown.
Step6.Disconnectthefunctionboardcable,thenseparatetherearcoverfromthefrontbezel.
Step7.Toreattachtherearcover
a.Lineuptherearcoverwiththefrontbezelandreconnectthefunctionboardcable.
b.Lineuptheholesontherearcoverwithmountingpinsonthefrontbezel,andplacetherear
coverintoposition.
Replacingthebattery
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthebasecover.
Toreplacethebattery:
Chapter4.Replacinghardware13

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.Removetherearcover.Referto“Removingtherearcover” .
Step5.Disconnectthepowercablefromtheconnectoronthemotherboard.
Step6.Removethefourthescrewsthatsecurethebatterytotherearcover,thenliftupthebattery
packasshown.
Step7.Toinstallanewbattery
a.Lineuptheholeswithmountingholesontherearcover,thenplaceitintoposition.
b.Securethenewbatterytothechassiswiththefivescrews.
c.Connectthepowercabletotheconnectoronthemotherboard.
Step8.Reattachtherearcover.
Replacingamemorymodule
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingtherearcover.
Toreplaceamemorymodule:
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.Removetherearcover.Referto“Removingtherearcover” .
14LenovoN308All-In-OnePCHardwareMaintenanceManual