Lenovo H520s User Manual

LenovoH520sHardwareMaintenanceManualideaideaideaCentreideaMachineTypes:10093/2561/4746

Observethefollowingruleswhenworkingonelectricalequipment.Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmateri

–Sendanotherpersontogetmedicalaid.SafetyinspectionguideTheintentofthisinspectionguideistoassistyouinidentifyingpotentiallyunsafeconditionsontheseprodu

•Avoidcontactwithotherpeoplewhilehandlingthepart.•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyourbody.•Preventthepartfromtouchingyourclo

ToConnectToDisconnect1.TurneverythingOFF.2.First,attachallcablestodevices.3.Attachsignalcablestoconnectors.4.Attachpowercordstooutlet.5.TurndeviceON.1

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

Chapter3.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.SpecicationsThissectionliststh

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Chapter4.GeneralCheckoutAttention:Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequencechanged.Beextremelycarefuldurin

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Chapter5.UsingtheSetupUtilityTheSetupUtilityprogramisusedtoviewandchangethecongurationsettingsofyourcomputer,regardlessofwhichoperatingsystemyouareus

AdministratorPasswordSettinganAdministratorPassworddetersunauthorizedpersonsfromchangingcongurationsettings.YoumightwanttosetanAdministratorPasswordi

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

OnboardAudioControllerSelectwhethertoenableordisabletheOnboardAudioController,whenfeatureissettoDisabledalldevicesconnectedtotheaudioconnectors(e.g.ah

Tovieworpermanentlychangetheconguredstartupdevicesequence,dothefollowing:1.StarttheLenovoBIOSSetupUtilityprogram(see“StartingtheLenovoBIOSSetupUtilit

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Chapter6.Symptom-to-FRUIndexTheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedrst.AlwaysbeginwithChapter4,“GeneralC

POSTerrorcodesEachtimeyouturnthecomputeron,itperformsaseriesofteststocheckthatthesystemisoperatingcorrectlyandthatcertainoptionsareset.Thisseriesoftes

Chapter7.Locatingconnectors,controlsandcomponentsThissectionprovidesillustrationstohelplocatethevariousconnectors,controlsandcomponentsofthecomputer.©

FontviewThefollowingillustrationshowsthelocationofcontrolsandcomponentsonthefrontofthecomputer.Attention:Becarefulnottoblockanyairventsonthecomputer.B

RearviewThefollowingillustrationshowsthelocationofconnectorsandcomponentsontherearofthecomputer.1.USBconnectors6.Audioconnectors2.WiFiantenna(selected

LenovoH520sHardwareMaintenanceManualMachineTypes:10093/2561/4746

HardwarecomponentsThefollowingillustrationshowsthecomponentsthatmakeupyourcomputer.312451.Heatsinkandmicroprocessorfan4.Harddiskdrive2.Systemboard5.Po

IdentifyingpartsonthemotherboardThemotherboard(sometimescalledtheplanarorsystemboard)isthemaincircuitboardinyourcomputer.Itprovidesbasiccomputingfunct

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Chapter8.ReplacinghardwareAttention:Donotremovethecomputercoverorattemptanyrepairbeforereadingthe“Importantsafetyinformation”intheSafetyandWarrantyGui

ReplacingthekeyboardandmouseToreplacethekeyboardandmouseStep1.Removeanymedia(disks,CDs,DVDsormemorycards)fromthedrives,shutdowntheoperatingsystem,andt

Step4.Removethe2screwsthatsecurethecomputercoverattherearofthechassis.Step5.Toreinstallthecomputercover:a.Lineupthecomputercoverwiththechassisthenslid

Note:Itmaybehelpfultoplacethecomputerface-downonasoftatsurfaceforthisprocedure.Lenovorecommendsthatyouuseablanket,towel,orothersoftclothtoprotectthec

Step6.Removethe2screwsthatsecuretheopticaldiskdrivebaytothechassis.1Step7.Slideouttheopticaldiskdrivebay,thenliftitup.212Step8.Disconnectthedataandpow

c.Slidetheopticaldiskdrivebayback,thenpushitinandreattachittothechassiswiththescrews.Step11.Reattachthefrontbezel,computercover.Replacingtheharddiskdr

Step10.Slidetheharddiskdriveoutofthebay.Step11.Installthenewharddiskdrive：a.Insertthenewharddiskdriveintothedrivebay.b.Screwbackthe4screwsonthedriveba

Step6.Removethememorymodulebeingreplacedbyopeningtheretainingclipsasshown.Step7.Positionthenewmemorymoduleoverthememoryconnector.Makesurethenotch1onth

Step8.SlidethenliftthePowersupplyoutofchassis.Step9.Installthenewpowersupply：a.Lineuptheholesonthenewpowersupplywithmountingholesontherearofthechassis

Step5.Removethescrewthatsecuresthegraphiccardtothechassis,andslideoutthemetalbracket.Step6.Pushthepinthatlockthegraphiccard,andpullitupthenslideitoutt

ReplacingthesystemfanToreplacethesystemfan:Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperatingsystem,andturnoffthecom

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

Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)cables,andanyothercablesthatareconnectedtothecomputer.Referto“L

Step6.Removetheheat-sink.Referto“Replacingtheheat-sink”.Step7.Toremovethemicroprocessor3fromthesystemboard,pressthenslidethesmallhandleouttospringitup

Step8.Holdingthesidesofthemicroprocessorwithyourngers,removetheprotectivecover1thatprotectsthegoldcontactsonthenewmicroprocessor.2Step9.Holdingthesid

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

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

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

Step4.Removethecomputercover.Referto“Removingthecomputercover”.Step5.Removethefrontbezel.Referto“Removingthefrontbezel”.Step6.Removethememorymodule.Re

FRUlistsThischapterliststheinformationontheeldreplaceableunits(FRUs).Attention:BesuretoreadandunderstandallthesafetyinformationbeforereplacinganyFRUs

MT8KTF25664AZ-1G4M12GBD3-1333RAM-HF1-100201Mic_RD9PFW2GBDDRIII1333RAM(R)1-100186Mic_SD9PFW2GBDDRIII1333RAM(R)1-100187Elp_RJ2108BCSE-DJ-F2GBDDRIII1333R

M378B5773DH0-CK02GBD3-1600RAM-HF1-100209HMT325U6CFR8C-PB2GBD3-1600RAM-HF1-100210MT8KTF25664AZ-1G6M12GBD3-1600RAM-HF1-100211M378B5773DH0-CK02GBD3-1600R

OpticalDriveOptiarc16XDDU1681SSATABlackDVDROM-LH25-012134HLDS16XDH40NSATABlackDVDROM-LH25-010324TSST16XTS-H353CSATABlackDVDROM-LH25-008082PLDS16XDH-16

TVTunnerYUANPE988DDVB-T&AnalogTVTunnerLowProle11012022JYTSBTVD-TTVTunnerLowProle11-012933JYTDMB-THTVT unnerLowProle11012935YUANPE988AATSC&A

Keyboard&MouseSunrexLXH-EKB-10YA(TH)B-SilkKB-LVT25200495SunrexLXH-EKB-10YA(CZ-SL)B-SilkKB-LVT25200496SunrexLXH-EKB-10YA(IN)B-SilkKB-LVT25200497Sun

LiteonSK-8861(LA-AR)S-SilkKB-Black(WW)90200703LiteonSK-8861(SA)S-SilkKB-Black(WW)90200704LiteonSK-8861(CH)S-SilkKB-Black(WW)90200705LiteonSK-8861(DE)S

Luxsharecrete4.0LED/switchcable_500mm31501652Luxsharecrete4.0Frontpanelcable_U600mm_A500mm31501651LiteonPA-1650-52LC19V3.42Aadaptor(EPS2.0)36001678Fox

Chapter9.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.AdditionalServiceInformationThi

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Chapter1.AboutthismanualThismanualcontainsserviceandreferenceinformationforLenovoH520scomputerslistedonthecover.Itisintendedonlyfortrainedservicerswho

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Chapter2.SafetyinformationThischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.GeneralsafetyFollowtheserulestoen