Lenovo Tab7 Hmm V1.0 201708 HMM_EN User Manual Hardware Maintenance Tab 7 (Lenovo TB 7504F/X) (TB 7504F, 7504X)

Tab 7 - Hardware Maintenance Manual tab7_hmm_en User Guide for Lenovo Tablet and eReader, Free Instruction Manual - 2

2017-09-25

User Manual: Lenovo Tab7 Hmm V1.0 201708 Hardware Maintenance Manual - Lenovo Tab 7 (Lenovo TB-7504F/X) TAB 7 (TB-7504F, TB-7504X) TAB 7 (TB-7504F, TB-7504X)

Open the PDF directly: View PDF .
Page Count: 60

Contents

Lenovo TAB 7

Lenovo TB-7504F

Lenovo TB-7504X

Hardware

Maintenance

Manual

Note:

Beforeusingthisinformationandtheproductitsupports,besuretoreadthegeneralinformation

under“Notices”onpage 54.

First Edition (August 2017)

LENOVOproducts,data,computersoftware,andserviceshavebeendevelopedexclusivelyatprivate

expenseandaresoldtogovernmentalentitiesascommercialitemsasdefinedby48C.F.R.2.101with

limitedandrestrictedrightstouse,reproductionanddisclosure.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:Ifproducts,data,computersoftware,orservicesare

deliveredpursuantaGeneralServicesAdministration“GSA”contract,use,reproduction,ordisclo‐

sureissubjecttorestrictionssetforthinContractNo.GS‐35F‐05925.

©2017Lenovo

iii

About this manual........................................iv

Safety information.........................................1

Generalsafety....................................................... 2

Electricalsafety .................................................... 3

Safetyinspectionguide....................................... 5

Handlingdevicesthataresensitivetoelectro‐

staticdischarge..................................................... 6

Groundingrequirements.................................... 6

Safetynotices:multilingualtranslations .......... 7

Lasercompliancestatement ............................. 14

Important service information ...................16

StrategyforreplacingFRUs ............................. 16

Importantnoticeforreplacingamainboard

ImportantinformationaboutreplacingRoHS

compliantFRUs.................................................. 18

General checkout ........................................19

Whattodofirst .................................................. 20

Powersystemcheckout .................................... 21

CheckingtheTabACCharger................... 21

Checkingtheinternalbatterystatus ......... 21

Related service information .......................23

Security................................................................ 23

Powermanagement........................................... 23

Activating/DeactivatingtheDisplay ........ 23

Lenovo TAB 7 ..............................................24

FRUreplacementnotices.................................. 25

Screwnotices ................................................ 25

RemovingandreplacinganFRU .................... 26

1010BackCover........................................... 27

1020Battery .................................................. 29

1030SubBoard............................................. 32

1040MainFPC ............................................. 34

1050RearCamera ........................................ 38

1060Sidekey ................................................. 40

1070SpeakerBox ......................................... 42

1080MainBoard .......................................... 44

1090FrontCamera....................................... 47

Locations ............................................................. 49

Partslist............................................................... 50

Overall...........................................................51

ACAdapter .................................................. 53

Screw ............................................................. 53

Others ............................................................ 53

Notices .........................................................54

Trademarks .........................................................55

Contents

LenovoTAB7HardwareMaintenanceManual

Thismanualcontainsserviceandreferenceinformationforthefollowing

Lenovoproduct:

Lenovo TAB 7

Usethismanualtotroubleshootproblems.

Themanualisdividedintothefollowingsections:

•Thecommonsectionsprovidegeneralinformation,guidelines,andsafety

informationrequiredforservicingcomputers.

•Theproduct‐specificsectionincludesservice,reference,andproduct‐specific

partsinformation.

About this manual

Important:

Thismanualisintendedonlyfortrainedservicerswhoarefamiliarwith

Lenovoproducts.Usethismanualtotroubleshootproblemseffectively.

BeforeservicingaLenovoproduct,makesuretoreadalltheinformation

under“Safetyinformation”onpage 1and“Importantserviceinformation”

onpage 16.

Safetyinformation

Thischapterpresentsthefollowingsafetyinformationthatyouneedtoget

familiarwithbeforeyouserviceaLenovocomputer:

•“Generalsafety”onpage 2

•“Electricalsafety”onpage 3

•“Safetyinspectionguide”onpage 5

•“Handlingdevicesthataresensitivetoelectrostaticdischarge”onpage 6

•“Groundingrequirements”onpage 6

•“Safetynotices:multilingualtranslations”onpage 7

•“Lasercompliancestatement”onpage 14

Safety information

LenovoTAB7HardwareMaintenanceManual

Followtheserulesbelowtoensuregeneralsafety:

•Observeagoodhousekeepingintheareawherethemachinesareputduring

andafterthemaintenance.

•Whenliftinganyheavyobject:

1. Makesurethatyoucanstandsafelywithoutslipping.

2. Distributetheweightoftheobjectequallybetweenyourfeet.

3. Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempt

toliftit.

4. Liftitbystandingorpushingupwithyourlegmuscles;thisactioncould

avoidthestrainfromthemusclesinyourback.Donotattempttoliftany

objectthatweighsmorethan16kg(35lb)orthatyouthinkistooheavyfor

you.

•Donotperformanyactionthatcauseshazardstothecustomer,orthatmakes

themachineunsafe.

•Beforeyoustartthemachine,makesurethatotherservicerepresentatives

andthecustomerarenotinahazardousposition.

•Placeremovedcoversandotherpartsinasafeplace,keepingthemaway

fromallpersonnel,whileyouareservicingthemachine.

•Keepyourtoolcaseawayfromwalkareassothatotherpeoplewillnottripit

over.

•Donotwearlooseclothingthatcanbetrappedinthemovingpartsofthe

machine.Makesurethatyoursleevesarefastenedorrolledupaboveyour

elbows.Ifyourhairislong,fastenit.

•Inserttheendsofyournecktieorscarfinsideclothingorfastenitwiththe

nonconductiveclip,about8centimeters(3inches)fromtheend.

•Donotwearjewelry,chains,metal‐frameeyeglasses,ormetalfastenersfor

yourclothing.

Attention:Metalobjectsaregoodelectricalconductors.

•Wearsafetyglasseswhenyouarehammering,drilling,soldering,cutting

wire,attachingsprings,usingsolvents,orworkinginanyotherconditions

thatmaybehazardoustoyoureyes.

•Afterservice,reinstallallsafetyshields,guards,labels,andgroundwires.

Replaceanysafetydevicethatiswornordefective.

•Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.

•Fanlouversonthemachinehelptopreventtheoverheatingofinternal

components.Donotobstructfanlouversorcoverthemwithlabelsor

stickers.

General safety

Safetyinformation

Observethefollowingruleswhenworkingonelectricalequipments.

•Findtheroomemergencypower‐off(EPO)switch,disconnectingtheswitch

orelectricaloutlet.Ifanelectricalaccidentoccurs,youcanthenoperatethe

switchorunplugthepowercordquickly.

•Donotworkaloneunderhazardousconditionsorneartheequipmentthat

hashazardousvoltages.

•Disconnectallpowerbefore:

–Performingamechanicalinspection

–Workingnearpowersupplies

–Removingorinstallingmainunits

•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyou

cannotunplugit,askthecustomertopower‐offthewallboxthatsupplies

powertothemachine,andtolockthewallboxintheoffposition.

•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observe

thefollowingprecautions:

–Ensurethatanotherperson,familiarwiththepower‐offcontrols,isnear

you.

Attention:Anotherpersonmustbetheretoswitchoffthepower,if

necessary.

–Useonlyonehandwhenworkingwithpowered‐onelectricalequipment;

keeptheotherhandinyourpocketorbehindyourback.

Attention:Anelectricalshockcanoccuronlywhenthereisacomplete

circuit.Byobservingtheaboverule,youmaypreventacurrentfrom

passingthroughyourbody.

–Whenusingtesters,setthecontrolscorrectlyandusetheapprovedprobe

leadsandaccessoriesforthattester.

–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulate

youfromgroundssuchasmetalfloorstripsandmachineframes.

Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;

instructionsfortheseprecautionsareinthesafetysectionsofmaintenance

information.Beextremelycarefulwhenyoumeasurethehighvoltages.

•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperational

condition.

•Donotusewornorbrokentoolsandtesters.

•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkit

tomakesurethatithasbeenpoweredoff.

Electrical safety

Important:

Useonlyapprovedtoolsandtestequipments.Somehandtoolshave

handlescoveredwithasoftmaterialthatdoesnotinsulateyouwhen

workingwithliveelectricalcurrents.

Manycustomershaverubberfloormatsneartheirmachinesthatcontain

smallconductivefiberstodecreaseelectrostaticdischarges.Donotusesuch

kindofmattoprotectyourselffromelectricalshock.

LenovoTAB7HardwareMaintenanceManual

•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesof

thesehazardsaremoistfloors,nongroundedpowerextensioncables,power

surges,andmissingsafetygrounds.

•Donottouchliveelectricalcircuitswiththereflectivesurfaceofaplastic

dentalmirror.Thesurfaceisconductive;suchtouchingcancausepersonal

injuryandmachinedamage.

•Donotservicethefollowingpartswiththepoweronwhentheyareremoved

fromtheirnormaloperatingplacesinamachine:

–Powersupplyunits

–Pumps

–Blowersandfans

–Motorgenerators

andsimilarunits.(Thispracticeensurescorrectgroundingoftheunits.)

•Ifanelectricalaccidentoccurs:

–Caution:donotbecomeavictimyourself.

–Switchoffthepower.

–Sendthevictimtogetmedicalaid.

Safetyinformation

Thepurposeofthisinspectionguideistoassistyouinidentifyingpotential

unsafeconditions.Aseachmachinewasdesignedandbuilt,requiredsafety

itemswereinstalledtoprotectusersandservicepersonnelfrominjury.This

guideaddressesonlythoseitems.Youshouldusegoodjudgmenttoidentify

potentialsafetyhazardsaccordingtotheattachmentofnon‐Lenovofeaturesor

optionsnotcoveredbythisinspectionguide.

Ifanyunsafeconditionsarepresent,youmustdeterminehowseriousthe

apparenthazardcouldbeandwhetheryoucancontinuewithoutfirstcorrecting

theproblem.

Considertheseconditionsandthesafetyhazardstheypresent:

•Electricalhazards,especiallyprimarypower(primaryvoltageontheframe

cancauseseriousorfatalelectricalshock)

•Explosivehazards,suchasadamagedCRTfaceorabulgingcapacitor

•Mechanicalhazards,suchaslooseormissinghardware

Todeterminewhetherthereareanypotentialunsafeconditions,usethe

followingchecklistatthebeginningofeveryservicetask.Beginthecheckswith

thepoweroff,andthepowercorddisconnected.

Checklist:

1. Checkexteriorcoversfordamage(loose,broken,orsharpedges).

2. Turnoffthecomputer.Disconnectthepowercord.

3. Checkthepowercordfor:

a. Athird‐wiregroundconnectoringoodcondition.Useametertomeasure

third‐wiregroundcontinuityfor0.1ohmorlessbetweentheexternal

groundpinandtheframeground.

b. Thepowercordshouldbethetypespecifiedinthepartslist.

c. Insulationmustnotbefrayedorworn.

4. Checkforcrackedorbulgingbatteries.

5. Removethecover.

6. Checkforanyobviousnon‐Lenovoalterations.Usegoodjudgmentastothe

safetyofanynon‐Lenovoalterations.

7. Checkinsidetheunitforanyobviousunsafeconditions,suchasmetalfilings,

contamination,waterorotherliquids,orsignsoffireorsmokedamage.

8. Checkforworn,frayed,orpinchedcables.

9. Checkthatthepower‐supplycoverfasteners(screwsorrivets)havenotbeen

removedortamperedwith.

Safety inspection guide

LenovoTAB7HardwareMaintenanceManual

Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbe

consideredsensitivetoelectrostaticdischarge(ESD).ESDdamagecanoccur

whenthereisadifferenceinchargebetweenobjects.ProtectagainstESDdamage

byequalizingthechargesothatthemachine,thepart,theworkmat,andthe

personhandlingthepartareallatthesamecharge.

WhenhandlingESD‐sensitiveparts:

•Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.

•Avoidcontactwithotherpeople.

•Wearagroundedwriststrapagainstyourskintoeliminatestaticonyour

body.

•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeand

retainsachargeevenwhenyouarewearingawriststrap.

•Usetheblacksideofagroundedworkmattoprovideastatic‐freework

surface.ThematisespeciallyusefulwhenhandlingESD‐sensitivedevices.

•Selectagroundingsystem,suchasthoselistedbelow,toprovideprotection

thatmeetsthespecificservicerequirement.

–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen‐

wireground.

–Whenworkingonadouble‐insulatedorbattery‐operatedsystem,usean

ESDcommongroundorreferencepoint.Youcanusecoaxorconnector‐

outsideshellsonthesesystems.

–Usetheroundgroundprongoftheacplugonac‐operatedcomputers.

Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrect

systemfunction.Propergroundingoftheelectricaloutletcanbeverifiedbya

certifiedelectrician.

Handling devices that are sensitive to electrostatic discharge

Notes:

1. Useproduct‐specificESDprocedureswhentheyexceedthe

requirementsnotedhere.

2. MakesurethattheESDprotectivedevicesyouusehavebeencertified

(ISO9000)asfullyeffective.

Notes:

TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebut

notnecessary.

Grounding requirements

Safetyinformation

ThesafetynoticesinthissectionareprovidedinEnglish,French,German,

Hebrew,Italian,Japanese,andSpanish.

Safety notices: multilingual translations

Safety notice 1

BeforethecomputerispoweredonafterFRUreplacement,makesureall

screws,springs,andothersmallpartsareinplaceandarenotleftloose

insidethecomputer.Verifythisbyshakingthecomputerandlisteningfor

rattlingsounds.Metallicpartsormetalflakescancauseelectricalshorts.

Avantderemettrel’ordinateursoustensionaprèsremplacementd’uneunité

enclientèle,vérifiezquetouslesressorts,visetautrespiècessontbienen

placeetbienfixées.Pourcefaire,secouezl’unitéetassurez‐vousqu’aucun

bruitsuspectneseproduit.Despiècesmétalliquesoudescopeauxdemétal

pourraientcauseruncourt‐circuit.

BevornacheinemFRU‐AustauschderComputerwiederangeschlossen

wird,mußsichergestelltwerden,daßkeineSchrauben,Federnoderandere

KleinteilefehlenoderimGehäusevergessenwurden.DerComputermuß

geschütteltundaufKlappergeräuschegeprüftwerden.Metallteileoder‐

splitterkönnenKurzschlüsseerzeugen.

Primadiaccenderel’elaboratoredopocheéstataeffettuatalasostituzionedi

unaFRU,accertarsichetutteleviti,lemolleetuttelealtripartidipiccole

dimensionisianonellacorrettaposizioneenonsianosparseall’interno

dell’elaboratore.Verificareciòscuotendol’elaboratoreeprestando

attenzioneadeventualirumori;eventualipartiopezzettimetallicipossono

provocarecortocircuitipericolosi.

AntesdeencenderelsistemadespuesdesustituirunaFRU,compruebeque

todoslostornillos,muellesydemáspiezaspequeñasseencuentranensu

sitioynoseencuentransueltasdentrodelsistema.Compruébeloagitandoel

sistemayescuchandolosposiblesruidosqueprovocarían.Laspiezas

metálicaspuedencausarcortocircuitoseléctricos.

LenovoTAB7HardwareMaintenanceManual

Safety notice 2

DANGER

Somestandbybatteriescontainasmallamountofnickelandcadmium.Do

notdisassembleastandbybattery,rechargeit,throwitintofireorwater,or

short‐circuitit.Disposeofthebatteryasrequiredbylocalordinancesor

regulations.Useonlythebatteryintheappropriatepartslisting.Useofan

incorrectbatterycanresultinignitionorexplosionofthebattery.

Certainesbatteriesdesecourscontiennentdunickeletducadmium.Neles

démontezpas,nelesrechargezpas,nelesexposezniaufeuniàl’eau.Ne

lesmettezpasencourt‐circuit.Pourlesmettreaurebut,conformez‐vousà

laréglementationenvigueur.Lorsquevousremplacezlapiledesauvegarde

oucelledel’horlogetempsréel,veillezàn’utiliserquelesmodèlescitésdans

lalistedepiècesdétachéesadéquate.Unebatterieouunepileinappropriée

risquedeprendrefeuoud’exploser.

DieBereitschaftsbatterie,diesichunterdemDiskettenlaufwerkbefindet,

kanngeringeMengenNickelundCadmiumenthalten.Siedarfnicht

zerlegt,wiederaufgeladen,kurzgeschlossen,oderFeueroderWasser

ausgesetztwerden.BeiderEntsorgungdieörtlichenBestimmungenfür

Sondermüllbeachten.BeimErsetzenderBereitschafts‐oderSystembatterie

nurBatteriendesTypsverwenden,derinderErsatzteillisteaufgeführtist.

DerEinsatzfalscherBatterienkannzuEntzündungoderExplosionführen.

Alcunebatteriediriservacontengonounapiccolaquantitàdinichele

cadmio.Nonsmontarle,ricaricarle,gettarlenelfuocoonell’acquané

cortocircuitarle.Smaltirlesecondolanormativainvigore(DPR915/82,

successivedisposizioniedisposizionilocali).Quandosisostituiscela

batteriadell’RTC(realtimeclock)olabatteriadisupporto,utilizzare

soltantoitipiinseritinell’appropriatoCatalogoparti.L’impiegodiuna

batterianonadattapotrebbedeterminarel’incendiool’esplosionedella

batteriastessa.

Algunasbateríasdereservacontienenunapequeñacantidaddeníquely

cadmio.Nolasdesmonte,nirecargue,nilasechealfuegooalaguanilas

cortocircuite.Deséchelastalcomodisponelanormativalocal.Utilicesólo

bateríasqueseencuentrenenlalistadepiezas.Lautilizacióndeunabatería

noapropiadapuedeprovocarlaigniciónoexplosióndelamisma.

Safetyinformation

Safety notice 3

DANGER

Thebatterypackcontainssmallamountsofnickel.Donotdisassembleit,

throwitintofireorwater,orshort‐circuitit.Disposeofthebatterypackas

requiredbylocalordinancesorregulations.Useonlythebatteryinthe

appropriatepartslistingwhenreplacingthebatterypack.Useofan

incorrectbatterycanresultinignitionorexplosionofthebattery.

Labatteriecontientdunickel.Neladémontezpas,nel’exposezniaufeuni

àl’eau.Nelamettezpasencourt‐circuit.Pourlamettreaurebut,

conformez‐vousàlaréglementationenvigueur.Lorsquevousremplacezla

batterie,veillezàn’utiliserquelesmodèlescitésdanslalistedepièces

détachéesadéquate.Eneffet,unebatterieinappropriéerisquedeprendre

feuoud’exploser.

AkkusenthaltengeringeMengenvonNickel.Siedürfennichtzerlegt,

wiederaufgeladen,kurzgeschlossen,oderFeueroderWasserausgesetzt

werden.BeiderEntsorgungdieörtlichenBestimmungenfürSondermüll

beachten.BeimErsetzenderBatterienurBatteriendesTypsverwenden,der

inderErsatzteillisteaufgeführtist.DerEinsatzfalscherBatterienkannzu

EntzündungoderExplosionführen.

Labatteriacontienepiccolequantitàdinichel.Nonsmontarla,gettarlanel

fuocoonell’acquanécortocircuitarla.Smaltirlasecondolanormativain

vigore(DPR915/82,successivedisposizioniedisposizionilocali).Quandosi

sostituiscelabatteria,utilizzaresoltantoitipiinseritinell’appropriato

Catalogoparti.L’impiegodiunabatterianonadattapotrebbedeterminare

l’incendiool’esplosionedellabatteriastessa.

Lasbateríascontienenpequeñascantidadesdeníquel.Nolasdesmonte,ni

recargue,nilasechealfuegooalaguanilascortocircuite.Deséchelastal

comodisponelanormativalocal.Utilicesólobateríasqueseencuentrenen

lalistadepiezasalsustituirlabatería.Lautilizacióndeunabateríano

apropiadapuedeprovocarlaigniciónoexplosióndelamisma.

LenovoTAB7HardwareMaintenanceManual

Safety notice 4

DANGER

Thelithiumbatterycancauseafire,anexplosion,orasevereburn.Donot

rechargeit,removeitspolarizedconnector,disassembleit,heatitabove

100°C(212°F),incinerateit,orexposeitscellcontentstowater.Disposeof

thebatteryasrequiredbylocalordinancesorregulations.Useonlythe

batteryintheappropriatepartslisting.Useofanincorrectbatterycanresult

inignitionorexplosionofthebattery.

Lapiledesauvegardecontientdulithium.Elleprésentedesrisques

d’incendie,d’explosionoudebrûluresgraves.Nelarechargezpas,ne

retirezpassonconnecteurpolariséetneladémontezpas.Nel’exposezpas

àunetemperaturesupérieureà100°C,nelafaitespasbrûleretn’enexposez

paslecontenuàl’eau.Mettezlapileaurebutconformémentàla

réglementationenvigueur.Unepileinappropriéerisquedeprendrefeuou

d’exploser.

DieSystembatterieisteineLithiumbatterie.Siekannsichentzünden,

explodierenoderschwereVerbrennungenhervorrufen.Batteriendieses

Typsdürfennichtaufgeladen,zerlegt,über100Cerhitztoderverbrannt

werden.AuchdarfihrInhaltnichtmitWasserinVerbindunggebrachtoder

derzurrichtigenPolungangebrachteVerbindungssteckerentferntwerden.

BeiderEntsorgungdieörtlichenBestimmungenfürSondermüllbeachten.

BeimErsetzenderBatterienurBatteriendesTypsverwenden,derinder

Ersatzteillisteaufgeführtist.DerEinsatzfalscherBatterienkannzu

EntzündungoderExplosionführen.

Labatteriadisupportoeunabatteriaallitioepuoincendiarsi,esplodereo

procuraregraviustioni.Evitarediricaricarla,smontarneilconnettore

polarizzato,smontarla,riscaldarlaadunatemperaturasuperioreai100

gradicentigradi,incendiarlaogettarlainacqua.Smaltirlasecondola

normativainvigore(DPR915/82,successivedisposizioniedisposizioni

locali).L’impiegodiunabatterianonadattapotrebbedeterminare

l’incendiool’esplosionedellabatteriastessa.

Labateríaderepuestoesunabateríadelitioypuedeprovocarincendios,

explosionesoquemadurasgraves.Nolarecargue,niquiteelconector

polarizado,niladesmonte,nicalienteporencimadelos100°C(212°F),nila

incinereniexpongaelcontenidodesusceldasalagua.Deséchelatalcomo

disponelanormativalocal.

Safetyinformation

Safety notice 5

IftheLCDbreaksandthefluidfrominsidetheLCDgetsintoyoureyesor

onyourhands,immediatelywashtheaffectedareaswithwateratleastfor

15minutes.Seekmedicalcareifanysymptomscausedbythefluidare

presentafterwashing.

Silepanneaud’affichageàcristauxliquidessebriseetquevousrecevezdans

lesyeuxousurlesmainsunepartiedufluide,rincez‐lesabondamment

pendantaumoinsquinzeminutes.Consultezunmédecinsidessymptômes

persistentaprèslelavage.

DieLeuchtstoffröhreimLCD‐BildschirmenthältQuecksilber.Beider

EntsorgungdieörtlichenBestimmungenfürSondermüllbeachten.Der

LCD‐BildschirmbestehtausGlasundkannzerbrechen,wenner

unsachgemäßbehandeltwirdoderderComputeraufdenBodenfällt.Wenn

derBildschirmbeschädigtistunddiedarinbefindlicheFlüssigkeitin

KontaktmitHautundAugengerät,solltendiebetroffenenStellen

mindestens15MinutenmitWasserabgespültundbeiBeschwerden

anschließendeinArztaufgesuchtwerden.

Nelcasochecasol’LCDsidovesserompereedilliquidoinessocontenuto

entrasseincontattocongliocchiolemani,lavareimmediatamenteleparti

interessateconacquacorrenteperalmeno15minuti;poiconsultareun

medicoseisintomidovesseropermanere.

SilaLCDserompeyelfluidodesuinteriorentraencontactoconsusojoso

susmanos,laveinmediatamentelasáreasafectadasconaguadurante

15minutoscomomínimo.Obtengaatenciónmedicasisepresentaalgún

LenovoTAB7HardwareMaintenanceManual

Safety notice 6

DANGER

Toavoidshock,donotremovetheplasticcoverthatprotectsthelowerpart

oftheinvertercard.

Afind’évitertoutrisquedechocélectrique,neretirezpaslecacheen

plastiqueprotégeantlapartieinférieuredelacarted’alimentation.

AusSicherheitsgründendieKunststoffabdeckung,diedenunterenTeilder

Spannungswandlerplatineumgibt,nichtentfernen.

Perevitarescosseelettriche,nonrimuoverelacoperturainplasticache

avvolgelaparteinferioredellaschedainvertitore.

Paraevitardescargas,noquitelacubiertadeplásticoquerodealapartebaja

delatarjetainvertida.

Safety notice 7

DANGER

Thoughthemainbatterieshavelowvoltage,ashortedorgroundedbattery

canproduceenoughcurrenttoburnpersonnelorcombustiblematerials.

Bienquelevoltagedesbatteriesprincipalessoitpeuélevé,lecourt‐circuitou

lamiseàlamassed’unebatteriepeutproduiresuffisammentdecourant

pourbrûlerdesmatériauxcombustiblesoucauserdesbrûlurescorporelles

graves.

ObwohlHauptbatterieneineniedrigeSpannunghaben,könnensiedochbei

KurzschlußoderErdunggenugStromabgeben,umbrennbareMaterialien

zuentzündenoderVerletzungenbeiPersonenhervorzurufen.

Sebbenelebatteriedialimentazionesianoabassovoltaggio,unabatteriain

cortocircuitooamassapuòfornirecorrentesufficientedabruciaremateriali

combustibilioprovocareustioniaitecnicidimanutenzione.

Aunquelasbateríasprincipalestienenunvoltajebajo,unabatería

cortocircuitadaoconcontactoatierrapuedeproducirlacorrientesuficiente

comoparaquemarmaterialcombustibleoprovocarquemadurasenel

personal.

Safetyinformation

Safety notice 8

DANGER

BeforeremovinganyFRU,turnoffthecomputer,unplugallpowercords

fromelectricaloutlets,removethebatterypack,andthendisconnectany

interconnectingcables.

Avantderetireruneunitéremplaçableenclientèle,mettezlesystèmehors

tension,débrancheztouslescordonsd’alimentationdessoclesdeprisede

courant,retirezlabatterieetdéconnecteztouslescordonsd’interface.

DieStromzufuhrmußabgeschaltet,alleStromkabelausderSteckdose

gezogen,derAkkuentferntundalleVerbindungskabelabgenommensein,

bevoreineFRUentferntwird.

PrimadirimuoverequalsiasiFRU,spegnereilsistema,scollegaredalleprese

elettrichetuttiicavidialimentazione,rimuoverelabatteriaepoiscollegare

icavidiinterconnessione.

AntesdequitarunaFRU,apagueelsistema,desenchufetodosloscablesde

lastomasdecorrienteeléctrica,quitelabateríay,acontinuación,desconecte

cualquiercabledeconexiónentredispositivos.

LenovoTAB7HardwareMaintenanceManual

SomemodelsofLenovocomputerareequippedfromthefactorywithanoptical

storagedevicesuchasaCD‐ROMdriveoraDVD‐ROMdrive.Suchdevicesare

alsosoldseparatelyasoptions.Ifoneofthesedrivesisinstalled,itiscertifiedin

theU.S.toconformtotherequirementsoftheDepartmentofHealthandHuman

Services21CodeofFederalRegulations(DHHS21CFR)SubchapterJforClass

1laserproducts.Elsewhere,thedriveiscertifiedtoconformtotherequirements

oftheInternationalElectrotechnicalCommission(IEC)825andCENELECEN60

825forClass1laserproducts.

IfaCD‐ROMdrive,aDVD‐ROMdrive,oranotherlaserdeviceisinstalled,note

thefollowing:

OpeningtheCD‐ROMdrive,theDVD‐ROMdrive,oranyotheropticalstorage

devicecouldresultinexposuretohazardouslaserradiation.Thereareno

serviceablepartsinsidethosedrives.Do not open.

Laser compliance statement

CAUTION

Useofcontrolsoradjustmentsorperformanceofproceduresotherthan

thosespecifiedhereinmightresultinhazardousradiationexposure.

Ousodecontroles,ajustesoudesempenhodeprocedimentosdiferentes

daquelesaquiespecificadospoderesultaremperigosaexposiçãoàradiação.

Pourévitertoutrisqued’expositionaurayonlaser,respectezlesconsignes

deréglageetd’utilisationdescommandes,ainsiquelesprocéduresdécrites.

WerdenSteuer‐undEinstellelementeandersalshierfestgesetztverwendet,

kanngefährlicheLaserstrahlungauftreten.

L’utilizzodicontrolli,regolazioniol’esecuzionediprocedurediverseda

quellespecificatepossonoprovocarel’esposizionea.

Elusodecontrolesoajustesolaejecucióndeprocedimientosdistintosdelos

aquíespecificadospuedeprovocarlaexposiciónaradiacionespeligrosas.

Safetyinformation

ACD‐ROMdrive,aDVD‐ROMdrive,oranyotherstoragedeviceinstalledmay

containanembeddedClass3AorClass3Blaserdiode.Notethefollowing:

DANGER

Emitsvisibleandinvisiblelaserradiationwhenopen.Donotstareintothe

beam,donotviewdirectlywithopticalinstruments,andavoiddirect

exposuretothebeam.

Radiaçãoporraiolaseraoabrir.Nãoolhefixonofeixedeluz,nãoolhe

diretamentepormeiodeinstrumentosóticoseeviteexposiçãodiretacomo

feixedeluz.

Rayonnementlasersicarterouvert.Évitezdefixerlefaisceau,deleregarder

directementavecdesinstrumentsoptiques,oudevousexposeraurayon.

LaserstrahlungbeigeöffnetemGerät.Nichtdirektoderüberoptische

InstrumenteindenLaserstrahlsehenunddenStrahlungsbereichmeiden.

Kinyitáskorlézersugár!Nenézzenbeleseszabadszemmel,seoptikai

eszközökkel.Kerüljeasugárnyalábbalvalóérintkezést!

Aprendol’unitàvengonoemesseradiazionilaser.Nonfissareilfascio,non

guardarlodirettamenteconstrumentiotticieevitarel’esposizionedirettaal

fascio.

Radiaciónláseralabrir.Nomirefijamenteniexamineconinstrumental

ópticoelhazdeluz.Evitelaexposicióndirectaalhaz.

LenovoTAB7HardwareMaintenanceManual

Thischapterpresentsthefollowingimportantserviceinformation:

•“StrategyforreplacingFRUs”onpage 16

–“Importantnoticeforreplacingamainboard”onpage 17

•“ImportantinformationaboutreplacingRoHScompliantFRUs”onpage 18

Before replacing parts:

Makesurethatallsoftwarefixes,drivers,andBIOSdownloadsareinstalled

beforereplacinganyFRUslistedinthismanual.

Afteramainboardisreplaced,ensurethatthelatestBIOSisloadedtothemain

boardbeforecompletingtheserviceaction.

Todownloadsoftwarefixes,drivers,andBIOS,followthestepsbelow:

1. Gotohttp://support.lenovo.com/.

2. EnteraserialnumberorselectaproductoruseLenovosmartdownloading.

3. SelecttheBIOS/Driver/Applicationsanddownload.

4. Followthedirectionsonthescreenandinstallthenecessarysoftware.

Important service information

Important:

BIOSanddevicedriverfixesarecustomer‐installable.TheBIOSanddevice

driversarepostedonthecustomersupportsite:

http://support.lenovo.com/.

Strategy for replacing FRUs

Importantserviceinformation

Usethefollowingstrategytopreventunnecessaryexpenseforreplacingand

servicingFRUs:

•IfyouareinstructedtoreplaceanFRU,butthereplacementdoesnotsolve

theproblem,reinstalltheoriginalFRUbeforeyoucontinue.

•Somecomputershavebothaprocessorboardandamainboard.Ifyouare

instructedtoreplaceeitherofthem,andreplacingoneofthemdoesnotsolve

theproblem,reinstallthatboard,andthenreplacetheotherone.

•IfanadapteroradeviceconsistsofmorethanoneFRU,anyoftheFRUsmay

bethecauseoftheerror.Beforereplacingtheadapterordevice,removethe

FRUsonebyonetoseeifthesymptomschange.ReplaceonlytheFRUthat

changedthesymptoms.

Attention:Thesetupconfigurationonthecomputeryouareservicingmayhave

beencustomized.RunningAutomaticConfigurationmayalterthesettings.Note

thecurrentconfigurationsettings(usingtheViewConfigurationoption);then,

whenservicehasbeencompleted,verifythatthosesettingsremainineffect.

Important notice for replacing a main board

Somecomponentsmountedonamainboardareverysensitive.Improper

handlingcancausedamagetothosecomponents,andmaycauseasystem

malfunction.

Attention:Whenhandlingamainboard:

•Donotdropthemainboardorapplyanyexcessiveforcetoit.

•Avoidroughhandlingofanykind.

•Avoidbendingthemainboardandhardpushingtopreventcrackingateach

BGA(BallGridArray)chipset.

LenovoTAB7HardwareMaintenanceManual

RoHS, The Restriction of Hazardous Substances in Electrical and

Electronic Equipment Directive (2002/95/EC) is a European Union legal

requirement affecting the global electronics industry. RoHS requirements

must be implemented on Lenovo products placed on the market after June

2006. Products on the market before June 2006 are not required to have

RoHS compliant parts. If the original FRU parts are non-compliant,

replacement parts can also be non-compliant. In all cases if the original

FRU parts are RoHS compliant, the replacement part must also be RoHS

compliant.

Note:RoHSandnon‐RoHSFRUpartnumberswiththesamefitandfunctionare

identifiedwithuniqueFRUpartnumbers.

LenovoplanstotransittoRoHScompliancewellbeforetheimplementationdate

andexpectsitssupplierstobereadytosupportLenovo’srequirementsand

scheduleintheEU.Productssoldin2005and2006willcontainsomeRoHS

compliantFRUs.Thefollowingstatementpertainstotheseproductsandany

productLenovoproducescontainingRoHScompliantFRUs.

RoHScompliantFRUshaveuniqueFRUpartnumbers.BeforeoraftertheRoHS

implementationdate,failedRoHScompliantpartsmustalwaysbereplacedwith

RoHScompliantones,soonlytheFRUsidentifiedascompliantinthesystem

HMMordirectsubstitutionsforthoseFRUsmaybeused.

Note:AdirectsubstitutionisapartwithadifferentFRUpartnumberthatis

automaticallyshippedbythedistributioncenteratthetimeoftheorder.

Products marketed before June 2006 Products marketed after June 2006

Current or

original part

Replacement

FRU

Current or

original part

Replacement

FRU

Non‐RoHS CanbeNon‐RoHS

MustbeRoHS MustbeRoHS

Non‐RoHS CanbeRoHS

Non‐RoHS CansubtoRoHS

RoHS MustbeRoHS

Important information about replacing RoHS compliant FRUs

Generalcheckout

Thischapterpresentsthefollowinginformation:

•“Whattodofirst”onpage 20

•“Powersystemcheckout”onpage 21

Beforeyougotothecheckout,makesuretoreadthefollowingimportantnotes:

General checkout

Important notes:

•Only certified trained personnel can service the computer.

•Before replacing any FRU, read the entire page on removing and

replacing FRUs.

•When you replace FRUs, use new nylon-coated screws.

•Be extremely careful during such write operations as copying,

saving, or formatting. Drivesinthecomputerthatyouareservicing

sequencemighthavebeenaltered.Ifyouselectanincorrectdrive,data

orprogramsmightbeoverwritten.

•Replace an FRU only with another FRU of the correct model. When

youreplaceanFRU,makesurethatthemachinemodelandtheFRUpart

numberarecorrectbyreferringtotheFRUpartslist.

•An FRU should not be replaced just because of a single,

unreproducible failure. Singlefailurescanoccurforavarietyofreasons

thathavenothingtodowithahardwaredefect,suchascosmic

radiation,electrostaticdischarge,orsoftwareerrors.Considerreplacing

anFRUonlywhenaproblemrecurs.IfyoususpectthatanFRUis

defective,cleartheerrorlogsandrunthetestagain.Iftheerrordoesnot

recur,donotreplacetheFRU.

•Be careful not to replace a nondefective FRU.

LenovoTAB7HardwareMaintenanceManual

WhenyoudoreturnanFRU,youmustincludethefollowinginformationinthe

partsexchangeformorpartsreturnformthatyouattachtoit:

1. Nameandphonenumberofservicer

2. Dateofservice

3. Dateonwhichthemachinefailed

4. Dateofpurchase

5. ProcedureindexandpagenumberinwhichthefailingFRUwasdetected

6. FailingFRUnameandpartnumber

7. Machinetype,modelnumber,andserialnumber

8. Customer’snameandaddress

Note for warranty:Duringthewarrantyperiod,thecustomermaybe

responsibleforrepaircostsifthecomputerdamagewascausedbymisuse,

accident,modification,unsuitablephysicaloroperatingenvironment,or

impropermaintenancebythecustomer.

Thefollowingisalistofsomecommonitemsthatarenotcoveredunder

warrantyandsomesymptomsthatmightindicatethatthesystemwassubjected

tostressbeyondnormaluse.

Beforecheckingproblemswiththecomputer,determinewhetherthedamageis

coveredunderthewarrantybyreferringtothefollowinglist:

The following are not covered under warranty:

•LCDpanelcrackedfromtheapplicationofexcessiveforceorfrombeing

dropped

•Scratched(cosmetic)parts

•Distortion,deformation,ordiscolorationofthecosmeticparts

•Plasticparts,latches,pins,orconnectorsthathavebeencrackedorbrokenby

excessiveforce

•Damagecausedbyliquidspilledintothesystem

•DamagecausedbytheimproperinsertionofaPCCardortheinstallationof

anincompatiblecard

•Improperdiskinsertionoruseofanopticaldrive

•Diskettedrivedamagecausedbypressureonthediskettedrivecover,

foreignmaterialinthedrive,ortheinsertionofadiskettewithmultiple

labels

•Damagedorbentdisketteejectbutton

•Fusesblownbyattachmentofanonsupporteddevice

•Forgottencomputerpassword(makingthecomputerunusable)

•Stickykeyscausedbyspillingaliquidontothekeyboard

•UseofanincorrectACadapteronlaptopproducts

The following symptoms might indicate damage caused by nonwarranted

activities:

•Missingpartsmightbeasymptomofunauthorizedserviceormodification.

•Ifthespindleofaharddiskdrivebecomesnoisy,itmayhavebeensubjected

toexcessiveforce,ordropped.

What to do first

Generalcheckout

Toverifyasymptom,followthestepsbelow:

1. Turnoffthecomputer.

2. Removethebatterypack.

3. ConnecttheACadapter.

4. Makesurethatpowerissuppliedwhenyouturnonthecomputer.

5. Turnoffthecomputer.

6. DisconnecttheACadapterandinstallthechargedbatterypack.

7. Makesurethatthebatterypacksuppliespowerwhenyouturnonthe

computer.

Ifyoususpectapowerproblem,seetheappropriateoneofthefollowingpower

supplycheckouts:

•“CheckingtheTabACCharger”onpage 21

•“Checkingtheinternalbatterystatus”onpage 21

Checking the Tab AC Charger

WhenyouusetheIdeaTabACChargertochargethetabletbutnopoweris

charged,seetheinstructionsinthistopictochecktheIdeaTabACCharger.

TochecktheIdeaTabACCharger,dothefollowing:

1. Disconnectthemicro‐USBcablefromthetablet.

2. MeasuretheoutputvoltageacrosstheconnectormarkedBofthemicro‐USB

cable.Refertothefollowingfigure:

Note:Theoutputvoltageacrosspin3ofthemicro‐Bconnectormightbe

differentfromtheoneyouareservicing.

3. Ifthevoltageisnotcorrect,replacethemicro‐USBcable.

4. Ifthevoltageisacceptable,replacethemainboard.

Checking the internal battery status

Tocheckthebatterystatusofthetablet,doeitherofthefollowing:

•Approximate information about the battery status

Gettheapproximatestatusofthebatteryatanytimebycheckingthebattery

statusicononthesystembarintheupper‐rightcornerofthescreen.The

shorterthegreenbaris,thelessthebatterypowerremains.

•Accurate information about the battery status

Togettheaccurateinformationaboutthebatterystatusofthetablet,dothe

following:

Power system checkout

Pin Voltage (V dc)

1Ground

3+5

12 3 (5V)

LenovoTAB7HardwareMaintenanceManual

1.OpentheAndroidSettingsscreen.

ToopentheAndroidSettingsscreen,doeitherofthefollowing:

–FromthemainHomescreen,touchtheAndroidSettingsiconon

LenovoLaunchZone.TheAndroidSettingsscreenisdisplayed.

–TouchtheapplicationiconfromtheactionbarandthentouchSettings.

TheAndroidSettingsscreenisdisplayed.

2.TouchAboutTabletontheAndroidSettingsscreen.

3.TouchStatustoviewtheaccuratepercentageoftheremainingbattery

power.YoualsocantouchBatteryusetocheckwhatapplicationsare

consumingbatterypower.

Relatedserviceinformation

Thischapterpresentsthefollowinginformation:

•“Security”onpage 23

•“Powermanagement”onpage 23

Securitysettingsinclude:SCREENSECURITY,SIMCARDLOCK(3Gversion

only),PASSWORDS,DEVICEADMINISTRATIONandCREDENTIAL

STORAGE.

Note:PowermanagementmodesarenotsupportedforAPMoperatingsystem.

Toreducepowerconsumption,thecomputerhasthreepowermanagement

modes:screenblank,sleep(standby),andhibernation.

Activating/Deactivating the Display

Withthedisplaydeactivated,pressthePowerbuttononthetablettoactivatethe

display.Thedisplaywillthenilluminate,indicatingthatithasbeenactivated.

Ifyoudonotneedtouseyourtablettemporarily,youcanpressthePowerbutton

todeactivatethedisplay.Yourtabletwillthenenterstandbymodetosave

power.

Related service information

Security

Power management

LenovoTAB7HardwareMaintenanceManual

Thischapterpresentsthefollowingproduct‐specificservicereferencesand

product‐specificpartsinformation:

•“FRUreplacementnotices”onpage 25

•“RemovingandreplacinganFRU”onpage 26

•“Locations”onpage 49

•“Partslist”onpage 50

Lenovo TAB 7

LenovoTAB7

Thissectionpresentsnoticesrelatedtoremovingandreplacingparts.Readthis

sectioncarefullybeforereplacinganyFRU.

Screw notices

Loosescrewscancauseareliabilityproblem.IntheLenovocomputer,this

problemisaddressedwithspecialnylon‐coatedscrewsthathavethefollowing

characteristics:

•Theymaintaintightconnections.

•Theydonoteasilycomeloose,evenwithshockorvibration.

•Theyarehardertotighten.

•Eachoneshouldbeusedonlyonce.

Dothefollowingwhenyouservicethismachine:

•Keepthescrewkitinyourtoolbag.

•CarefullyremovescrewsforreusewhenreplacingFRUs.

•Useatorquescrewdriverifyouhaveone.

Tightenscrewsasfollows:

•Plastic to plastic

Turnanadditional90°afterthescrewheadtouchesthesurfaceoftheplastic

part:

•Logic card to plastic

Turnanadditional180°afterthescrewheadtouchesthesurfaceofthelogic

card:

•Torque driver

Ifyouhaveatorquescrewdriver,refertothe“Torque”columnforeachstep.

•Makesurethatyouusethecorrectscrews.Ifyouhaveatorquescrewdriver,

tightenallscrewsfirmlytothetorqueshowninthetable.Never use a screw

that you removed. Use a new one. Make sure that all screws are

tightened firmly.

•Ensuretorquescrewdriversarecalibratedcorrectlyfollowingcountry

specifications.

FRU replacement notices

more than 90°

(Cross-section)

more than 180°

(Cross-section)

LenovoTAB7HardwareMaintenanceManual

Thissectionpresentsexplodedfigureswiththeinstructionstoindicatehowto

removeandreplacetheFRU.Makesuretoobservethefollowinggeneralrules:

1. Donotattempttoserviceanycomputerunlessyouhavebeentrainedand

certified.Anuntrainedpersonrunstheriskofdamagingparts.

2. BeforereplacinganyFRU,review“FRUreplacementnotices”onpage 25.

3. BeginbyremovinganyFRUsthathavetoberemovedbeforethefailingFRU.

AnyofsuchFRUsarelistedatthetopofthepage.Removethemintheorder

inwhichtheyarelisted.

4. FollowthecorrectsequenceinthestepstoremovetheFRU,asgiveninthe

figuresbythenumbersinsquarecallouts.

5. WhenturningascrewtoreplaceanFRU,turnitinthedirectionasgivenby

thearrowinthefigure.

6. WhenremovingtheFRU,moveitinthedirectionasgivenbythearrowinthe

figure.

7. ToputthenewFRUinplace,reversetheremovalproceduresandfollowany

ofthenotesthatpertaintoreplacement.Forinformationaboutconnecting

andarranginginternalcables,see“Locations”onpage 49.

8. WhenreplacinganFRU,usethecorrectscrewasshownintheprocedures.

Attention:AfterreplacinganFRU,donotturnonthecomputeruntilyouhave

madesurethatallscrews,springs,andothersmallpartsareinplaceandnone

arelooseinsidethecomputer.Verifythisbyshakingthecomputergentlyand

listeningforrattlingsounds.Metallicpartsormetalflakescancauseelectrical

shortcircuits.

Attention:Themainboardissensitiveto,andcanbedamagedby,electrostatic

discharge.Beforetouchingit,establishpersonalgroundingbytouchinga

groundpointwithonehandorusinganelectrostaticdischarge(ESD)strap

(P/N6405959)toremovepotentialshockreasons.

Removing and replacing an FRU

DANGER

BeforeremovinganyFRU,turnoffthecomputer,unplugallpowercords

fromelectricaloutlets,removethebatterypack,andthendisconnectanyof

theinterconnectingcables.

LenovoTAB7

1010 Back Cover

Figure1.Removalstepsofbackcover

OpentheSIMcardslotcoverandtakeouttheSIMcardtray.

Usingadisassemblytool,pryopentherearcoverinthedirectionofthearrows,

startingfromtheSIMcardslot.

LenovoTAB7HardwareMaintenanceManual

Figure1.Removalstepsofbackcover(continued)

LenovoTAB7

1020 Battery

Foraccess,removethisFRU:

•“1010BackCover”onpage 27

Figure2.Removalstepsofbattery

Tearoffthebatteryradiationfilmfromthedeviceslowly.

Unscrewthethreescrewsonthebatteryconnectorbracketandremoveit.

Step Screw (quantity) Color Torque

M1.4*3.0(3) Silver 0.7N

DANGER

Onlyusethebatteryspecifiedinthepartslistforyourcomputer.Anyother

batterycouldigniteorexplode.

LenovoTAB7HardwareMaintenanceManual

Figure2.Removalstepsofbattery(continued)

DisconnectthebatteryFPCinthedirectionofthearrow.

Peeloffandpullouttheteartapealongthedirectionofthebattery.Takeoutthe

battery.

LenovoTAB7

Figure2.Removalstepsofbattery(continued)

LenovoTAB7HardwareMaintenanceManual

1030 Sub Board

Foraccess,removethisFRU:

•“1010BackCover”onpage 27

•“1020Battery”onpage 29

Figure3.Removalstepsofsubboard

DisconnecttheendsoftheRFcableandremovetheRFcablefromtherouting

groove.

Unscrewthescrewonthesubboardandremovethesubboard.

Step Screw (quantity) Color Torque

M1.4*3.0(1) Silver 0.7N

LenovoTAB7

Figure3.Removalstepsofsubboard(continued)

LenovoTAB7HardwareMaintenanceManual

1040 Main FPC

Foraccess,removethisFRU:

•“1010BackCover”onpage 27

•“1020Battery”onpage 29

Figure4.RemovalstepsofmainFPC

PeeloffthemylaronthemainFPCconnector.

DisconnecttheconnectorsonbothendsofthemainFPC.

LenovoTAB7

Figure4.RemovalstepsofmainFPC(continued)

PullouttheFPCinthedirectionofthearrow.

LenovoTAB7HardwareMaintenanceManual

Figure4.RemovalstepsofmainFPC(continued)

RemovethevibratorandMICfromthefrontcover.

SlowlyseparatethemainFPCfromthefrontcasing.

LenovoTAB7

Figure4.RemovalstepsofmainFPC(continued)

SolderboththevibratorandtheMICofffromthemainFPCwithasolderingiron

atatemperatureof330‐350.

LenovoTAB7HardwareMaintenanceManual

1050 Rear Camera

Foraccess,removetheseFRUsinorder:

•“1010BackCover”onpage 27

•“1020Battery”onpage 29

Figure5.Removalstepsofrearcamera

Disconnecttherearcameraconnectorandremovetherearcamera.

LenovoTAB7

Figure5.Removalstepsofrearcamera(continued)

LenovoTAB7HardwareMaintenanceManual

1060 Sidekey

Foraccess,removetheseFRUsinorder:

•“1010BackCover”onpage 27

•“1020Battery”onpage 29

Figure6.Removalstepsofsidekey

DisconnectthesidekeyconnectorandpullouttheFPC.

LenovoTAB7

Figure6.Removalstepsofsidekey(continued)

Removethesidekeyinthedirectionofthearrow.

LenovoTAB7HardwareMaintenanceManual

1070 Speaker Box

Foraccess,removetheseFRUsinorder:

•“1010BackCover”onpage 27

•“1020Battery”onpage 29

Figure7.Removalstepsofspeakerbox

Unscrewthefivescrewsonthespeakerbox.

Removethespeakerboxinthedirectionofthearrow.

Step Screw (quantity) Color Torque

M1.4*3.0(5) Silver 0.7N

LenovoTAB7

Figure7.Removalstepsofspeakerbox(continued)

LenovoTAB7HardwareMaintenanceManual

1080 Main Board

Foraccess,removetheseFRUsinorder:

•“1010BackCover”onpage 27

•“1020Battery”onpage 29

•“1030SubBoard”onpage 32

•“1040MainFPC”onpage 34

•“1050RearCamera”onpage 38

•“1060Sidekey”onpage 40

•“1070SpeakerBox”onpage 42

Figure8.Removalstepsofmainboard

Unscrewthescrewonthemainboard.

Step Screw (quantity) Color Torque

M1.4*3.0(1) Silver 0.7N

Important notices for handling the main board:

Whenhandlingthemainboard,bearthefollowinginmind.

•Becarefulnottodropthemainboardonabenchtopthathasahard

surface,suchasmetal,wood,orcomposite.

•Avoidroughhandlingofanykind.

•Throughouttheprocess,makesurenottodroporstackthemainboard.

•Ifyouputthemainboarddown,makesuretoputitonlyonapadded

surfacesuchasanESDmatorconductivecorrugatedmaterial.

LenovoTAB7

Figure8.Removalstepsofmainboard(continued)

Removethemainboardinthedirectionofthearrow.

Removethesensorrubber.

LenovoTAB7HardwareMaintenanceManual

Figure8.Removalstepsofmainboard(continued)

LenovoTAB7

1090 Front Camera

Foraccess,removetheseFRUsinorder:

•“1010BackCover”onpage 27

•“1020Battery”onpage 29

•“1030SubBoard”onpage 32

•“1040MainFPC”onpage 34

•“1050RearCamera”onpage 38

•“1060Sidekey”onpage 40

•“1070SpeakerBox”onpage 42

•“1080MainBoard”onpage 44

Figure9.Removalstepsoffrontcamera

DisconnectthefrontcameraFPCconnectorandpullouttheFPC.

LenovoTAB7HardwareMaintenanceManual

Figure9.Removalstepsoffrontcamera(continued)

LenovoTAB7

Frontcamera

Speaker/Receiver

Indicator

Touchscreen

Powerbutton

Volumebuttons

Rearcamera

MicroUSBconnector

Headsetconnector

Cardtray

Microphone

Notes:TheWLANversion(LenovoTB‐7504F)doesnothaveaNano‐SIMcardslot.

Model Version

LenovoTB‐7504F WLAN

LenovoTB‐7504X WLAN+LTE

Locations

LenovoTAB7HardwareMaintenanceManual

Thissectionpresentsthefollowingserviceparts:

•“Overall”onpage 51

•“ACAdapter”onpage 53

•“Screw”onpage 53

•“Others”onpage 53

Parts list

Notes:

•EachFRUisavailableforalltypesormodels,unlessspecifictypesor

modelsarespecified.

LenovoTAB7

Overall

10 13

LenovoTAB7HardwareMaintenanceManual

Table1.Partslist—Overall

No. FRU FRU no. CRU

1MB,TB‐7504XMB1_16G&*715201004761

MB,TB‐7504XMB2_16G&*715201004771

MB,TB‐7504FMB1_16G&*715201004841

5B28C09337

5B28C09338

5B28C09340

2TPLCMAssʹy,TB‐7504TPLCM

Assy_W&*712601005351

TPLCMAssʹy,TB‐7504TPLCM

Assy_B&*712601005361

5D68C09342

5D68C09343

3SUBBoard,TB‐7504XSUBBoard&*715201004861CS 5P68C09344 N

4FPC,TB‐7504MainFPCAssy*712601005381CS

FPC,TB‐7504MainFPC&*713300193021CS

5F78C09345

5F78C09369

5MechaincalParts,TB‐7504XBatteryCover

_B&*712601005391

MechaincalParts,TB‐7504XBatteryCover

_W&*712601005401

MechaincalParts,TB‐7504FBatteryCover

_B&*712601005411

MechaincalParts,TB‐7504FBatteryCover

_W&*712601005421

5S58C09346

5S58C09347

5S58C09348

5S58C09349

6FPC,TB‐7504SidekeyFPC&*713300193011CS 5F78C09321 N

7MechaincalParts,TB‐7504Battery

Frame&*711500193031CS

5S58C09322 N

8 Camera,(B/S)CCML545A205MHi545COB24PIN

BtoB

5SC28C14455 N

9 Battery,(B/S)XWD‐AL16D1P333.85V13.5Wh1cell

bty

SB18C15123 N

10 Camera,TB‐7504FCamera&*710200193021CS 5C28C09329 N

11 Rubber,TB‐7504P‐sencerubber&*712300193011CS 5MO8C09334 N

12 Speaker,TB‐7504FSpeaker&*710320000061CS

Speaker,TB‐7504XSpeaker&*710320100121CS

5SB8C09326

5SB8C09327

13 Cable,TB‐7504XRFCable&*715302000451CS 5C18C09323 N

14 Metal,TB‐7504XSIMCard&*715308002501CS

Metal,TB‐7504FSIMCard&*715308002571CS

5M88C09324

5M88C09325

15 Motor,TB‐7504Vibrator&*710621000041CS 5M78C09368 N

16 Mic,TB‐7504XMic&*710521000331CS 5M48C09370 N

LenovoTAB7

AC Adapter

Table2.Partslist—ACAdapters

Screw

Table3.Partslist—Screw

Others

Table4.Partslist—Others

FRU FRU no. CRU

(B/S)charger&*5V*&1AUKBLACKC‐P58 5A19A464M6 N

(B/S)ACAdapter;C‐P58;5V/1A;UK;black SA18C01244 N

(B/S)charger&*5V*&1AEUBLACKC‐P57 5A19A464M5 N

(B/S)ACAdapter;C‐P57;5V/1A;EU;black SA18C01243 N

(B/S)Adapter&*5V*&1AAUBlackC‐P59 5A19A464M7 N

(B/S)charger&*5V*&1AUSBLACKC‐P56 5A19A464M4 N

(B/S)ACAdapter;C‐P56;5V/1A;UL;black SA18C01242 N

(B/S)ACAdapter;C‐P45;5V/1A;BISlogo;IN;Black SA18C08973 N

(B/S)Charger&*5V*&1ASKBLACKC‐P61 5A19A464M9 N

(B/S)Adapter&*5V*&1AARBLACKC‐P60 5A19A464M8 N

FRU FRU no. CRU

TB‐7504Screw&*710922000481CS 5M88C09331 N

FRU FRU no. CRU

TB‐7504BBfoil&*715000193011CS 5D78C09330 N

TB‐7504TPmylar&*712100193021CS 5D78C09333 N

TB‐7504Sealinglabel&*712700157211CS 5L18C09335 N

LenovoTAB7HardwareMaintenanceManual

Lenovomaynotoffertheproducts,services,orfeaturesdiscussedinthis

documentinallcountries.ConsultyourlocalLenovorepresentativefor

informationontheproductsandservicescurrentlyavailableinyourarea.Any

referencetoaLenovoproduct,program,orserviceisnotintendedtostateor

implythatonlythatLenovoproduct,program,orservicemaybeused.Any

functionallyequivalentproduct,program,orservicethatdoesnotinfringeany

Lenovointellectualpropertyrightmaybeusedinstead.However,itistheuser’s

responsibilitytoevaluateandverifytheoperationofanyotherproduct,

program,orservice.

Lenovomayhavepatentsorpendingpatentapplicationscoveringsubject

matterdescribedinthisdocument.Thefurnishingofthisdocumentdoesnot

giveyouanylicensetothesepatents.

LENOVOGROUPLTD.PROVIDESTHISPUBLICATION“ASIS”WITHOUT

WARRANTYOFANYKIND,EITHEREXPRESSORIMPLIED,INCLUDING,

BUTNOTLIMITEDTO,THEIMPLIEDWARRANTIESOFNON‐

INFRINGEMENT,MERCHANTABILITYORFITNESSFORAPARTICULAR

PURPOSE.Somejurisdictionsdonotallowdisclaimerofexpressorimplied

warrantiesincertaintransactions,therefore,thisstatementmaynotapplyto

you.

Thisinformationcouldincludetechnicalinaccuraciesortypographicalerrors.

Changesareperiodicallymadetotheinformationherein;thesechangeswillbe

incorporatedinneweditionsofthepublication.Lenovomaymake

improvementsand/orchangesintheproduct(s)and/ortheprogram(s)described

inthispublicationatanytimewithoutnotice.

Theproductsdescribedinthisdocumentarenotintendedforusein

implantationorotherlifesupportapplicationswheremalfunctionmayresultin

injuryordeathtopersons.Theinformationcontainedinthisdocumentdoesnot

affectorchangeLenovoproductspecificationsorwarranties.Nothinginthis

documentshalloperateasanexpressorimpliedlicenseorindemnityunderthe

intellectualpropertyrightsofLenovoorthirdparties.Allinformationcontained

inthisdocumentwasobtainedinspecificenvironmentsandispresentedasan

illustration.Theresultobtainedinotheroperatingenvironmentsmayvary.

Lenovomayuseordistributeanyoftheinformationyousupplyinanywayit

believesappropriatewithoutincurringanyobligationtoyou.

Anyreferencesinthispublicationtonon‐LenovoWebsitesareprovidedfor

convenienceonlyanddonotinanymannerserveasanendorsementofthose

Websites.ThematerialsatthoseWebsitesarenotpartofthematerialsforthis

Lenovoproduct,anduseofthoseWebsitesisatyourownrisk.

Notices

Anyperformancedatacontainedhereinwasdeterminedinacontrolled

environment.Therefore,theresultobtainedinotheroperatingenvironments

mayvarysignificantly.Somemeasurementsmayhavebeenmadeon

development‐levelsystemsandthereisnoguaranteethatthesemeasurements

willbethesameongenerallyavailablesystems.Furthermore,some

measurementsmayhavebeenestimatedthroughextrapolation.Actualresults

mayvary.Usersofthisdocumentshouldverifytheapplicabledatafortheir

specificenvironment.

ThefollowingtermsareeitherregisteredtrademarksortrademarksofLenovoin

theUnitedStatesand/orothercountries:

Lenovo®

Lenovologo®

IdeaPad®

VeriFace®

OneKeyRescue®(OneKeyRecovery,OneKeyAntivirus)

APS®

PowerExpress®

EnergyManagementandReadyComm®

ThefollowingtermsaretrademarksofMicrosoftCorporationintheUnited

States,othercountries,orboth:

Windows®

Windows®7

ThefollowingaretrademarksofIntelCorporationoritssubsidiariesinthe

UnitedStates,othercountries,orboth:

Intel®

Intel®Core™2Duo

Othercompany,product,orservicenamesmaybethetrademarksorservice

marksofothers.

Trademarks

LenovoTAB7HardwareMaintenanceManual

Lenovo Tab7 Hmm V1.0 201708 HMM_EN User Manual Hardware Maintenance Tab 7 (Lenovo TB 7504F/X) (TB 7504F, 7504X)

Tab 7 - Hardware Maintenance Manual tab7_hmm_en User Guide for Lenovo Tablet and eReader, Free Instruction Manual - 2

Navigation menu

Versions of this User Manual:

Views

Navigation