HardwareMaintenanceManualLenovoB480
2.MakesurethattheESDprotectivedevicesyouusehavebeencertied(ISO9000)asfullyeffective.WhenhandlingESD-sensitiveparts:•Keepthepartsinprotectivepackagesu
ElectronicemissionsnoticesForelectronicemissioninformationonClassBdigitaldevices,refertothecorrespondinginformationintheUserGuide.TrademarksThefollowi
PartNumber:PrintedinChina(1P)P/N:*1P*
DANGERDANGERDANGERDANGERDANGERChapter1.Safetyinformation5
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VORSICHTVORSICHTVORSICHTVORSICHTChapter1.Safetyinformation11
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Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformationunderAppendixA“Notices”onpage93.SecondEdition(October2012)©Cop
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Chapter1.Safetyinformation15
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Lasercompliancestatement(multilingualtranslations)Thelasercompliancestatementsinthissectionareprovidedinthefollowinglanguages:•English•Arabic•Brazilia
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Chapter1.Safetyinformation21
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ContentsAboutthismanual...iiiChapter1.Safetyinformation...1Generalsafety...1Electricalsafety...2Safetyinspectiongu
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Chapter1.Safetyinformation25
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Chapter2.ImportantserviceinformationThischapterpresentsthefollowingimportantserviceinformationthatappliestoallmachinetypessupportedbythismanual:•“Stra
•IfanadapteroradeviceconsistsofmorethanoneFRU,anyoftheFRUsmaybethecauseoftheerror.Beforereplacingtheadapterordevice,removetheFRUs,onebyone,toseeifthes
Chapter3.GeneralcheckoutThischapterpresentsfollowinginformation:•“Whattodorst”onpage29•“Powersystemcheckout”onpage30Beforeyougotothecheckoutguide,bes
•Diskettedrivedamagecausedbypressureonthediskettedrivecover,foreignmaterialinthedrive,ortheinsertionofadiskettewithmultiplelabels•Damagedorbentdiskett
Note:Noisefromtheacpoweradapterdoesnotalwaysindicateadefect.CheckingoperationalchargingTocheckwhetherthebatterychargesproperlyduringoperation,useadisc
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Chapter4.RelatedserviceinformationThischapterpresentsthefollowinginformation:•“Recoveringthecomputersettings”onpage33•“Passwords”onpage33•“Powermanage
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Ifanyofthesepasswordshasbeenset,apromptforitwillbedisplayedonthescreenwheneverthecomputeristurnedon.Thecomputerdoesnotstartuntilthepasswordisentered.N
Also,whenthetimesetontheresumetimerelapses,thecomputerautomaticallyreturnsfromsleepmodeandresumesoperation.Note:Thecomputerdoesnotacceptanyinputimmedi
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Chapter5.LenovoB480Thischapterpresentsthefollowingproduct-specicservicereferencesandpartsinformation:•“Specications”onpage37•“Statusindicators”onpag
•HDMIport•Externalmonitorconnector•4-in-1digitalmediacardreaderslotOpticaldrive•12.7mmRamboopticaldriveWirelessfeatures•IntegratedwirelessLAN•100/1000
Table1.Statusindicators(continued)IndicatorMeaning3DeviceaccessstatusindicatorWhenthisindicatorison,theharddiskdriveortheopticaldriveisreadingorwritin
Table2.Functionkeycombinations(continued)KeycombinationDescriptionFn+up/downarrowIncreaseordecreasethedisplaybrightnesslevel.Fn+left/rightarrowIncreas
Chapter6.FRUreplacementnoticesThischapterpresentsnoticesrelatedtoremovingandreplacingparts.ReadthischaptercarefullybeforereplacinganyFRU.CRUstatementf
•T orquedriverIfyouhaveatorquescrewdriver,refertotheTorquecolumninthescrewinformationtableforeachstep.•Makesurethatyouusethecorrectscrew.Itisrecommend
Chapter7.RemovingandreplacingaFRUThischapterprovidesinstructionsonhowtoremoveorreplaceaFRU.CRUstatementforcustomers:Youcanresolvesomeproblemswithyourp
AboutthismanualThismanualprovidesserviceandreferenceinformationforthefollowingLenovo®products.MachineMachinetype(MT)LenovoB4804359,20140Usethismanualt
1010BatterypackRemovalstepsofbatterypackDANGERUseonlythebatteryspeciedinthepartslistforyourcomputer.Anyotherbatterycouldigniteorexplode.Unlockthespri
RemovalstepsofbottomslotcoverRemovethescrews1,andthenremovethecover2.1122StepScrew(quantity)ColorTorque1M2×3mm,at-head,nylon-coated(2)Black1.85kgf-cm
Insertascrewdriverintothescrewhole2andpushtheopticaldriveinthedirectionshownbythearrow3.Thenremovetheopticaldrive.32Removalstepsofopticaldrivebezeland
RemovalstepsofmemorymodulesReleasethetwolatchesonbothedgesofthesocketatthesametimeinthedirectionshownbythearrows1,andthenunplugthememorymoduleinthedir
RemovalstepsofharddiskdriveassemblyRemovethescrew1,thenpullthetabinthedirectionshownbythearrow2.12StepScrew(quantity)ColorTorque1M2×3mm,at-head,nylon
Removetheharddiskdrivebracketasshownbythearrow2.21060PCIExpressMiniCardforwirelessLANForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage44•“1020
Removethecardinthedirectionshownbythearrow3.3Wheninstalling:Plugtheblackcable(MAIN)intothejacklabeledA,andthewhitecable(AUX)intothejacklabeledBontheca
RemovethemSATAsolid-statedrive2.21080BackupbatteryForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage44•“1020Bottomslotcover”onpage44Removalstep
RemovalstepsofkeyboardRemovethescrews1.111Wheninstalling:Makesurethatthescrewshavebeenfastenedtosecurethekeyboard.StepScrew(quantity)ColorTorque1M2.5×
1100KeyboardbezelForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage44•“1020Bottomslotcover”onpage44•“1030Opticaldrive”onpage45•“1090Keyboard”on
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Removethescrew3.3StepScrew(quantity)ColorTorque3M2×6mm,at-head,nylon-coated(1)Black1.85kgf-cmDetachtheconnectors.769845Wheninstalling:Makesurethatall
Removethekeyboardbezel.101110FingerprintboardandLEDboardForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage44•“1020Bottomslotcover”onpage44•“103
RemovalstepsofLEDboardPeeloffthemylartape1.ThenremovetheLEDboard2.1256HardwareMaintenanceManual
RemovalstepsofngerprintboardRemovethescrew1andthengerprintboardbracket2.Thenremovethengerprintboard3.312StepScrew(quantity)ColorTorque1M2×3mm,at-h
1130MicrophoneassemblyForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage44•“1020Bottomslotcover”onpage44•“1030Opticaldrive”onpage45•“1090Keyboa
RemovalstepsofI/OboardRemovethescrews1,andthendetachthecable.1132StepScrew(quantity)ColorTorque1M2×6mm,at-head,nylon-coated(2)Black1.85kgf-cmWheninst
RemovetheI/Oboard4.41150SystemboardassemblyandUSBboardImportantnoticesforhandlingthesystemboard:Whenhandlingthesystemboard,bearthefollowinginmind:•Bec
RemovalstepsofsystemboardassemblyandUSBboardRemovethescrews1,andthendetachtheconnectorsasshowninthefollowingillustration.1134258976StepScrew(quantity)
RemovetheUSBboardasshowninthefollowingillustration.1160ThermalmoduleForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage44•“1020Bottomslotcover”o
Loosenthescrews2to6.3452666Liftthefanassemblyinthedirectionshownbythearrow7.Note:Becarefulnottodamagetheconnector.7Chapter7.RemovingandreplacingaFRU63
Chapter1.SafetyinformationThischapterpresentsfollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouserviceaLenovoNotebook.•“Generalsafety”onpa
Wheninstalling:Beforeyouattachthethermalmoduletothecomputer,applythermalgrease,atanamountof0.2grams,onthepartmarkedaandbasshowninthefollowingillustrat
•“1100Keyboardbezel”onpage53•“1130Microphoneassembly”onpage58•“1150SystemboardassemblyandUSBboard”onpage60•“1160Thermalmodule”onpage62Attention:TheCPU
•“1140I/Oboard”onpage58•“1150SystemboardassemblyandUSBboard”onpage60RemovalstepsofLCDunitReleasetheantennacablesfromthecableguides.Thenremovethescrews
RemovetheLCDunitinthedirectionshownbythearrow2.21190SpeakerassemblyForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage44•“1020Bottomslotcover”on
RemovalstepsofspeakerassemblyRemovethescrews1.Thenremovethespeakerassembly2.221111StepScrew(quantity)ColorTorque1M2.5×5.7mm,at-head,nylon-coated(4)Bl
RemovalstepsofDC-inconnectorandbasecoverRemovethescrews1,andthenremovetheDC-inconnectorinthedirectionshownbythearrow2.211StepScrew(quantity)ColorTorqu
11127892410635113141IndonesiaDsidelabel8Israellabel2WWANIMEIbarcodelabel9Israellabel3BrazilBluetoothlabelorBluetoothlabelforUnitedStates/Canade/T aiwa
RemovalstepsofLCDfrontbezelRemovethescrews1.11StepScrew(quantity)ColorTorque1M2×3.5mm,at-head,nylon-coated(2)Black1.85kgf-cmRemovetheLCDfrontbezelint
RemovalstepsofintegratedcameraRemovetheintegratedcamerafromtheLCDcoverasshowninthefollowingillustration.Note:Theintegratedcameraisstuckonthetopcentero
RemovalstepsofLCDpanelandLCDcableRemovethescrews1.ThenremovetheLCDpanelinthedirectionshownbythearrow2.11112StepScrew(quantity)ColorTorque1M2×3.5mm,at
ElectricalsafetyObservethefollowingruleswhenworkingonelectricalequipment.Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescovere
RemovalstepsofhingesRemovethescrews1.Thenremovethehinges2.112211StepScrew(quantity)ColorTorque1M2×3.5mm,at-head,nylon-coated(4)White1.85kgf-cm2040Ant
RemovalstepsofantennaassemblyandLCDrearcoverReleasetheantennacablesfromthecableguidesoftheLCDrearcoverassemblyandfromthehingesinthedirectionshownbythe
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Chapter8.LocationsThischapterpresentsthelocationsoftheLenovoB480hardwarecomponents.Frontview21210911346758Figure1.LenovoB480frontview1Integratedcamera
Right-sideview12345Figure2.LenovoB480right-sideview1Comboaudiojack4USBconnector2USBconnector5acpowerconnector3OpticaldriveBottomandleft-sideview456781
Chapter9.PartslistThischaptercontainsfollowinglistsoftheserviceparts.•“Overall”onpage80•“LCDFRUs”onpage83•“Keyboard”onpage85•“Miscellaneousparts”onpag
Overall12356710d9c811e12131415f171821gh23b201916221234a56789eghifcdb1011121314151617181920212223Table3.Partslist—OverallNo.FRU(Overall)FRUNo.CRUID1LCD
Table3.Partslist—Overall(continued)No.FRU(Overall)FRUNo.CRUID4FingerprintAuthentecTCS5DA6D0101500257N5LA48ThermalModuleUMAW/FAN90200765N5LA48ThermalMo
Table3.Partslist—Overall(continued)No.FRU(Overall)FRUNo.CRUID16HDD,750G5400rpm,WDML375M,WD7500BPVT-08HXZ16200121**16HDD,750G5400rpm,HGSTJaguarB,HTS541
Table3.Partslist—Overall(continued)No.FRU(Overall)FRUNo.CRUID20LB48MBW8UMAWO/3GW/HDMI/SBA90001574N20LB48MBW8PUMAWO/3GW/HDMI/SBA90001575N20LB48MBW8DISN
–Usecaution;donotbecomeavictimyourself.–Switchoffpower.–Sendanotherpersontogetmedicalaid.SafetyinspectionguideThepurposeofthisinspectionguideistoassis
123456j7Table4.Partslist-LCDNo.FRUFRUNo.CRUID1LB48LCDBezelW/CameraHole90200762N2LB48HingeR+L6K.4TFCS.00190200760N3LB48Camera0.3M56.18011.47290000224N4
KeyboardTable5.Partslist-Keyboard(Dafon)LanguageFRUNO.(Windows7)FRUNO.(Windows8)CRUIDArabic2520444625209346NBelgian2520445425209354NBrazilianPortugues
Table6.Partslist-Keyboard(Sunrex)(continued)LanguageFRUNO.(Windows7)FRUNO.(Windows8)CRUIDBrazilianPortuguese2520447725209377NBulgarian2520449025209390
Table7.Partslist-Keyboard(Chicony)(continued)LanguageFRUNO.(Windows7)FRUNO.(Windows8)CRUIDDutch2520441925209319NFrench2520441525209315NFrench,English2
Table8.Partslist-Miscellaneousparts(continued)FRUFRUNo.CRUID(j)LB48LCDCable50.4TF01.00190200757NLA48LCDMylar40.4TD03.00190200537NLA48MicrophoneRubber2
Table12.Partslist—3-pin(90W)acpoweradapters(continued)FRUFRUNo.CRUIDLiteonPA-1900-54I,EPAmodel36200030*DeltaADP-90ZHDA,EPAmodel36200031*ChiconyPowerHP
Table13.Partslist-3-pinpowercords(Linetek)(continued)CountryorregionFRUNo.CRUIDU.K.•LINETEKLP-61L+H03VV-F+LS151m145000593*UL•LINETEKLP-30B+SPT-2+LS151
Table15.Partslist-3-pinpowercords(Volex)CountryorregionFRUNo.CRUIDArgentina•VOLEXVA2073+H03VV-F+VAC5S1m145000528*Australia,NewZealand•VOLEXAU10S3+H03V
Table16.Partslist-2-pinpowercords(Linetek)(continued)CountryorregionFRUNo.CRUIDAustralia•LINETEKLP15A+H03VVH2-F+LS71m145500023*Brazil•LINETEKLP25+H03V
AppendixA.NoticesLenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.ConsultyourlocalLenovorepresentativeforinformat
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