Lenovo K450e Desktop Manual do Utilizador

LenovoK4SeriesHardwareMaintenanceManualMachineTypes:10181/90B3[K450eNon-ES];10182/90B4[K450eES]

•Avoidcontactwithotherpeoplewhilehandlingthepart.•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.•Preventthepartfromtouchingyourclo

ToConnectToDisconnect1.TurneverythingOFF .2.First,attachallcablestodevices.3.Attachsignalcablestoconnectors.4.Attachpowercordstooutlet.5.TurndeviceON.

≥18kg(37lbs)≥32kg(70.5lbs)≥55kg(121.2lbs)CAUTION:Usesafepracticeswhenlifting.CAUTION:Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupply

Chapter3.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.SpecificationsThissectionliststh

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Chapter4.GeneralCheckoutAttention:Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequencechanged.Beextremelycarefuldurin

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Chapter5.UsingtheSetupUtilityTheSetupUtilityprogramisusedtoviewandchangetheconfigurationsettingsofyourcomputer,regardlessofwhichoperatingsystemyouareus

AdministratorPasswordSettinganAdministratorPassworddetersunauthorizedpersonsfromchangingconfigurationsettings.Y oumightwanttosetanAdministratorPassword

TosetaPower-OnPassword,dothefollowing:1.StarttheLenovoBIOSSetupUtilityprogram(See”StartingtheLenovoBIOSSetupUtilityprogram”onpage13.)2.FromtheSecurity

FirstEdition(April2014)15th©CopyrightLenovo2014.LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServicesAdministration“GS

USBSetuppresstheEnterkey,andthenselectUSBFunctions.ATADeviceSetuppresstheEnterkey.SelectConfigureSATAas,presstheEnterkeyandthenselectSATAmode.AudioSetu

b.Ifyouhavechangedthesesettingsandwanttoreturntothedefaultsettings,selectLoadOptimalDefaultsfromthemenu.ExitingtheLenovoBIOSSetupUtilityprogramAfteryo

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Chapter6.Symptom-to-FRUIndexTheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedfirst.AlwaysbeginwithChapter4,“GeneralC

POSTerrorcodesEachtimeyouturnthecomputeron,itperformsaseriesofteststocheckthatthesystemisoperatingcorrectlyandthatcertainoptionsareset.Thisseriesoftes

Chapter7.LocationsThissectionprovidesillustrationstohelplocatethevariousconnectors,controlsandcomponentsofthecomputer.IdentifyinginternalcomponentsThe

LenovoK450eLenovo K450e1 2 3 47689515161718 1410112122 20 1912132324252627112Vpowerconnector15Frontpanelconnector2Microprocessorandheatsink16FrontUSB2

Chapter8.ReplacinghardwareAttention:Donotremovethecomputercoverorattemptanyrepairbeforereadingthe“Importantsafetyinformation”intheSafetyandWarrantyGui

ReplacingthekeyboardandmouseNote:YourkeyboardwillbeconnectedtoaUSBconnectorateitherfrontorattherearofthecomputer.Toreplacethekeyboard:Step1.Removeanym

Step5.Slidethecomputercoverouttoremoveit.Step6.Toreinstallthecomputercover:a.Lineupthecomputercoverwiththechassisthenslideitback.b.Securethecomputerco

ContentsChapter1.Aboutthismanual...1ImportantSafetyInformation...1Chapter2.Safetyinformation...3Generalsafety...3Electricals

Step2.Removethefrontbezelbyreleasingthethreeplastictabsinsidethechassisandpullingthebezeloutasshown.Step3.Toreattachthebezel,aligntheplastictabsontheb

Step4.Positionthenewmemorymoduleoverthememoryconnector.Makesurethatthenotch1onthememorymodulealignscorrectlywiththeconnectorkey2onthesystemboard.Pusht

Step4.Removetheharddiskdrivefromtheplasticbracketasshown.Step5.Lineupthenewharddiskdrivewiththeplasticbracketandsnapitintoposition.Step6.Slidethenewha

ReplacingagraphicscardNote:Forthisprocedure,ithelpstolaythecomputerflat.Toreplaceagraphicscard:Step1.Removethecomputercover.Referto“Removingthecomputer

123Step5.Removethegraphicscardbyliftingitstraightoutoftheconnector.Step6.Installthenewadapterintothesameadapterconnectorandsecureittochassiswiththescr

Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperatingsystem,andturnoffthecomputerandallattacheddevices.Step2.Unplugallp

Step6.Removethe4screwsthatsecurethemicroprocessorfantotheheat-sinkandliftupthemicroprocessorfantoremoveit.Step7.Toinstallthenewmicroprocessorfan:a.Lin

Step7.Liftuptheheat-sinktoremoveit.Step8.Installthenewheat-sink：a.Lineupthescrewsonthenewheat-sinkwithmountingholesonthemotherboardandsecureitwiththe4

Step7.Toremovethemicroprocessor3fromthesystemboard,pressthenslidethesmallhandleouttospringitup.1andopentheretainer.2Attention:Donottouchthegoldcontact

Step8.Holdingthesidesofthemicroprocessorwithyourfingers,removetheprotectivecover1thatprotectsthegoldcontactsonthenewmicroprocessor.2Step9.Holdingthesid

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ToreplacetheWi-Ficard:Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperatingsystem,andturnoffthecomputerandallattachedde

Step2.Unplugallpowercordsfromelectricaloutlets.Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)cables,andanyoth

Notes:FRUsthathavea1or2intheCRUcolumnareCustomerReplaceableUnits(CRUs).•1–identifiespartsthatarefairlysimpletoreplace,requiringfewornotools.•2–identifie

HMT451U6AFR8C-PB4GBD3-1600MEMORY11006492Mic_RD9PSH2GBD3L-1600MEMORY-HF11009662Mic_RD9QBJ4GBD3L-1600M2MEMORY11008072M378B5773QB0-CK02GBD3-1600MEMORY-HF

MSI@GeforceGTX745@2G/A/DB/HGraphicCard112028022MSI@GeforceGT720@2G/A/DB/HGraphicCard112027462Bitland@GeforceGT705@1G/A/DB/HGraphicCard112027422MSI@Gef

Chassis　JTLX-319DTFChassis30500517NJTLX-319DTFChassis5C80G00109NJTLX-319CTAChassisF/BezelCD5B30G00114NJTLX-319DTFChassisTopHandle5H10G00113NJTLX319CTA

SunrexEKB-10YA(DU)B-SUSBKB-LVT8252091391SunrexEKB-10YA(US)B-SilkUSBKB-OKE8252091401PrimaxKB4721(US)B-SilkUSBKB-OKE8252091411ChiconyKU-1153B-SilkUSBKB-

LiteonSK-8861(DU)2.4GKB-Black8252092031LiteonSM-8861(WW)MouseBlack252034641LiteonSM-8861Mouse(NoBattery)Black252034651Chapter8.Replacinghardware43

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Chapter9.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.AdditionalServiceInformationThi

Chapter1.AboutthismanualThismanualcontainsserviceandreferenceinformationforLenovoK450ecomputerslistedonthecover.Itisintendedonlyfortrainedservicerswho

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Chapter2.SafetyinformationThischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.GeneralsafetyFollowtheserulestoen

Observethefollowingruleswhenworkingonelectricalequipment.Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmateri

–Sendanotherpersontogetmedicalaid.SafetyinspectionguideTheintentofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditionsontheseprodu