Lenovo H505s Desktop Manuel d'utilisateur

LenovoH505sHardwareMaintenanceManualideaideaideaCentreideaMachineTypes:10107/3230

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.Le novo H505s1.On-boardVGAconnector6.Ethernetconnector

LenovoH505sHardwareMaintenanceManualMachineTypes:10107/3230

HardwarecomponentsThefollowingillustrationshowsthecomponentsthatmakeupyourcomputer.3124Le novo H505s1.Heatsinkandmicroprocessorfan3.Opticaldiskdrivean

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

Step2.Disconnectthepowercablesfromtheconnectorsonmotherboard.Step3.Installthenewadapter：a.Connectthepowercablestotheconnectorsonthemotherboard.Replaci

Step5.Removethescrewthatsecuresthegraphiccardtothechassis,andslideoutthemetalbracket.Step6.Pushthepinthatlockthegraphiccard,andpullitupthenslideitoutt

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

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

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

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

Step10.Removetheheat-sink.Referto“Replacingtheheat-sink”.Step11.Removethegraphiccard.Referto“Replacingthegraphiccard”.Step12.RemovetheTV-Tunercard.Ref

42LenovoH505sHardwareMaintenanceManual

Chapter9.GeneralinformationThischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.AdditionalServiceInformationThi

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

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Chapter1.AboutthismanualThismanualcontainsserviceandreferenceinformationforLenovoH505scomputerslistedonthecover.Itisintendedonlyfortrainedservicerswho

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Chapter2.SafetyinformationThischaptercontainsthesafetyinformationthatyouneedtobefamiliarwithbeforeservicingacomputer.GeneralsafetyFollowtheserulestoen