HardwareMaintenanceManualLenovoB575e
2.MakesurethattheESDprotectivedevicesyouusehavebeencertied(ISO9000)asfullyeffective.WhenhandlingESD-sensitiveparts:•Keepthepartsinprotectivepackagesu
ElectronicemissionsnoticesForelectronicemissioninformationonClassBdigitaldevices,refertothecorrespondinginformationintheUserGuide.TrademarksThefollowi
PartNumber:PrintedinChina(1P)P/N:*1P*
DANGERDANGERDANGERDANGERDANGERChapter1.Safetyinformation5
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PERIGOPERIGOPERIGOPERIGOPERIGOPERIGO8HardwareMaintenanceManual
PERIGOPERIGODANGERDANGERDANGERChapter1.Safetyinformation9
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VORSICHTVORSICHTVORSICHTVORSICHTChapter1.Safetyinformation11
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Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformationunderAppendixA“Notices”onpage93.FirstEdition(July2012)©Copyrig
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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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Chapter1.Safetyinformation23
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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PowermanagementNote:PowermanagementmodesarenotsupportedforAPMoperatingsystem.Toreducepowerconsumption,thecomputerhasthreepowermanagementmodes:screenbl
•Ifa“hibernationtime”hasbeensetonthetimer,andiftheuserdoesnotdoanyoperationwiththekeyboard,theharddiskdrive,theparallelconnector,orthediskettedrivewit
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Chapter5.LenovoB575eThischapterpresentsthefollowingproduct-specicservicereferencesandpartsinformation:•“Specications”onpage37•“Statusindicators”onpa
•IntegratedBluetooth(onsomemodels)•IntegratedWiMAX•100/1000MbpsEthernetcommunicationStatusindicatorsThistopicpresentsthesystemstatusindicatorsthatshow
Table1.Statusindicators(continued)IndicatorMeaning5Batterystatusindicator•Blinkingorange(500msoff/1son):Theremainingpowerofthebatteryislessthan5%ofits
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Chapter6.FRUreplacementnoticesThischapterpresentsnoticesrelatedtoremovingandreplacingparts.ReadthischaptercarefullybeforereplacinganyFRU.ScrewnoticesL
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Chapter7.RemovingandreplacingaFRUThischapterpresentsdirectionsanddrawingsforuseinremovingandreplacingaFRU.Besuretoobservethefollowinggeneralrules:1.Do
AboutthismanualThismanualprovidesserviceandreferenceinformationforthefollowingLenovo®products.MachineMachinetype(MT)LenovoB575e3685,20189Usethismanual
Unlockthemanualbatterylatch1.Holdingthespring-loadedbatterylatchintheunlockedposition,removethebatterypackinthedirectionshownbythearrow2.1122Wheninsta
1030HarddiskdriveForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage43•“1020Bottomslotcover”onpage44Attention:•Donotdropthedriveorapplyanyphysic
RemovalstepsofharddiskdrivebracketRemovethescrews1.1111StepScrew(quantity)ColorTorque1M3×2.8mm,at-head,nylon-coated(4)Silver4kgfcmRemovetheharddiskdr
1StepScrew(quantity)ColorTorque1M2×3mm,at-head,nylon-coated(1)Black1.6kgfcmInsertascrewdriverintothescrewholeandpushtheopticaldrive.Pulltheopticaldri
RemovalstepsofmemorymodulesReleasethetwolatchesonbothedgesofthesocketatthesametimeinthedirectionshownbythearrows1,andthenunplugtheDIMMinthedirectionsh
RemovalstepsofPCIExpressMiniCardforwirelessLANDisconnectthecablefromthecardusingtheremovaltoolantennaRFconnector(P/N:08K7159)orpickupthecablewithyour
Removethecardinthedirectionshownbythearrow3.3Wheninstalling:Plugtheblackcable(MAIN)intothejacklabeledA,andthewhitecable(AUX)intothejacklabeledBontheca
Insertascrewdriverintothebackupbatteryholeandpushthebackupbatteryuntilthebatterypopsup.1080KeyboardForaccess,removetheseFRUsinorder:•“1010Batterypack”
RemovalstepsofkeyboardRemovethescrews1.111Wheninstalling:Makesurethescrewshavebeenfastenedtosecurethekeyboard.StepScrew(quantity)ColorTorque1M2.5×7mm,
Thekeyboardwillopenupslightly3.3Chapter7.RemovingandreplacingaFRU53
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Carefullyliftthekeyboarduntilyoucanseehowitisconnected.Holdthekeyboardabovethecomputer4,andthendetachtheconnectorinthedirectionshownbythearrows5and6.4
RemovalstepsofkeyboardbezelRemovescrews1and2thatsecurethekeyboardbezel.1111111222111StepScrew(quantity)ColorTorque1M2.5×7mm,at-head,nylon-coated(10)B
Removethescrew3.3StepScrew(quantity)ColorTorque3M2×5mm,at-head,nylon-coated(1)Black1.6kgfcm56HardwareMaintenanceManual
Detachtheconnectors.76541098Wheninstalling:Makesurethattheconnectorsareattachedrmlytothesystemboard.Removethekeyboardbezel.11111111111111111112Chapte
1100LEDboardandpowerboardForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage43•“1020Bottomslotcover”onpage44•“1030Harddiskdrive”onpage45•“1040Op
1110MicrophoneassemblyForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage43•“1020Bottomslotcover”onpage44•“1030Harddiskdrive”onpage45•“1040Optic
•“1050Memorymodules”onpage47•“1060PCIExpressMiniCardforwirelessLAN”onpage48•“1070Backupbattery”onpage50•“1080Keyboard”onpage51•“1090Keyboardbezel”onpa
RemovetheI/Oboard4.3Chapter7.RemovingandreplacingaFRU61
RemovalstepsofRJ45EthernetboardRemovethescrews1,andthendetachthecable.1132StepScrew(quantity)ColorTorque1M2×5mm,at-head,nylon-coated(2)Black1.85kgfcm
RemovetheRJ45Ethernetboard4.41130SystemboardassemblyImportantnoticesforhandlingthesystemboard:Whenhandlingthesystemboard,bearthefollowinginmind:•Becar
Chapter1.SafetyinformationThischapterpresentsthefollowingsafetyinformationthatyouneedtobefamiliarwithbeforeyouserviceaLenovonotebookcomputer.•“General
RemovalstepsofsystemboardRemovethescrew1.Detachtheconnectors.54763821StepScrew(quantity)ColorTorque1M2×5mm,at-head,nylon-coated(1)Black3.0kgfcmWhenin
Detachtheconnector9andremovethesystemboardinthedirectionshownbythearrow10.9101140LCDunitForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage43•“1
RemovalstepsofLCDunitReleasetheantennacablesfromthecableguides.Thenremovethescrews2.1111StepScrew(quantity)ColorTorque2M2×5mm,at-head,nylon-coated(4)
RemovetheLCDunitinthedirectionshownbythearrow2.21150ThermalfanassemblyForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage43•“1020Bottomslotcover
RemovalstepsofthermalfanassemblyDetachtheconnectorinthedirectionshownbythearrow1.1Wheninstalling:Makesurethattheconnectorisattachedrmly.Loosenthescre
Liftthethermalfanassemblyinthedirectionshownbythearrow5.Attention:Becarefulnottodamagetheconnector.5Attention:Donothandlethethermalfanassemblyroughly.
RemovalstepsofspeakerassemblyRemovethescrews1.Thenremovethespeakerassembly2.121211StepScrew(quantity)ColorTorque1M2×5mm,at-head,nylon-coated(4)Black4
RemovalstepsofDC-insubcardRemovethescrews1,andthenremovetheDC-insubcardinthedirectionshownbythearrow2.1StepScrew(quantity)ColorTorque1M2×3mm,at-head,
ApplyinglabelstothebasecoverThenewbasecoverFRUisshippedwithakitcontaininglabelsofseveralkinds.IftheWindowsCerticateofAuthenticationlabel(COA)12isatta
•“1090Keyboardbezel”onpage54•“1130Systemboardassembly”onpage63•“1140LCDunit”onpage65RemovalstepsofLCDfrontbezelRemovethescrews1.11StepScrew(quantity)C
ElectricalsafetyObservethefollowingruleswhenworkingonelectricalequipment.Important:Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescovere
2020IntegratedcameraForaccess,removetheseFRUsinorder:•“1010Batterypack”onpage43•“1080Keyboard”onpage51•“1090Keyboardbezel”onpage54•“1130Systemboardass
RemovalstepsofLCDpanelandhingesDisconnecttheintegratedcameraconnectorinthedirectionshownbythearrow1.Removethescrews2.ThenlifttheLCDpanelinthedirection
RemovalstepsofLCDcablePeelofftheadhesivetapeanddetachtheconnector.67Wheninstalling:Makesurethattheconnectorisattachedrmly.2040AntennaassemblyForacces
ReleasetheantennacablesfromthecableguidesoftheLCDrearcoverassemblyandfromthehingesinthedirectionshownbythearrows2.22Cablerouting:Routetheantennacables
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Chapter8.LocationsThischapterintroducesthelocationsofthecomputerhardwarecomponents.Frontview124567131415416128910113Figure1.LenovoB575efrontview1Integ
Bottomview12386591047Figure2.LenovoB575ebottomview1Batterylatch(manual)6Fanlouvers2Batterypack7VGAport3Batterylatch(spring-loaded)8HDMIport(onsomemode
Chapter9.PartslistThischaptercontainsthefollowinglistsoftheserviceparts.•“Overall”onpage82•“LCDFRUs”onpage84•“Keyboard”onpage85•“Miscellaneousparts”on
Overall151413121011c123465a7b89Table3.Partslist—OverallNo.FRU(Overall)FRUno.1LCDunit(see“LCDFRUs”onpage84)2LB57LEDBOARDW/CABLE310489953LB575BUpperCase
Table3.Partslist—Overall(continued)No.FRU(Overall)FRUno.4Battery,2200mA6cell,48Wh3S2PSMP/LGL09M6Y023S2P48Whbty(LH)Comm011210010944Battery,2200mA6cell,
–Usecaution;donotbecomeavictimyourself.–Switchoffpower.–Sendanotherpersontogetmedicalaid.SafetyinspectionguideThepurposeofthisinspectionguideistoassis
Table3.Partslist—Overall(continued)No.FRU(Overall)FRUno.12RAM,DDRIII16004GB,Samsung,M471B5273DH0-CK0DDR316004GB1120034112RAM,DDRIII16004GB,Hynix,HMT35
Table4.Partslist-LCDNo.FRUFRUno.1LB575BLCDbezelwithcamerahole902013141LB575BLCDbezelwithoutcamerahole902013152LB57LLCDhingeL&R6K.4VECS.00190200228
Table5.Partslist-Keyboard(Dafon)(continued)LanguageFRUno.Korean25204621Latin25204619Portuguese25204618Russian25204623Slovenian25204636Swiss25204637Spa
Table6.Partslist-Keyboard(Sunrex)(continued)LanguageFRUno.Spanish25204645Slovenian25204666Thai25204647TraditionalChinese25204652Turkish25204646U.K.Eng
Table7.Partslist-Keyboard(Chicony)(continued)LanguageFRUno.U.K.English25204583U.S.English25204582U.S.English(International,withaEurosymbol)25204608Mis
Table11.Partslist-3-pinpowercords(Linetek)(continued)CountryorregionFRUno.CE•LINETEKLP-34+H03VV-F+LS151m145000585China•LINETEKPC323+RVV300/300+LS151m1
Table12.Partslist-3-pinpowercords(Longwell)(continued)CountryorregionFRUno.China•LongwellLSG-31+RVV300/300+LS-181m145000568Denmark•LongwellLP-40+H03VV
Table13.Partslist-3-pinpowercords(Volex)(continued)CountryorregionFRUno.Denmark•VOLEXMP233D+H03VV-F+VAC5S1m145000534Indian•VOLEXIA6A3+IS694+VAC5S1m145
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AppendixA.NoticesLenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.ConsultyourlocalLenovorepresentativeforinformat
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