Lenovo E50–70 User manual

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Notebooks
Type
User manual

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UserGuide
LenovoE40–30,LenovoE40–70,ZhaoYangE40–30,andZhaoYang
E40–70
Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthefollowing:
Safety,Warranty,andSetupGuide
RegulatoryNotice
“Importantsafetyinformation”onpageiv
AppendixD“Notices”onpage51
TheSafety,Warranty,andSetupGuideandtheRegulatoryNoticehavebeenuploadedtotheWebsite.To
refertothem,gotohttp://www.lenovo.com/UserManuals.
FirstEdition(April2014)
©CopyrightLenovo2014.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServices
Administration“GSAcontract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContract
No.GS-35F-05925.
Contents
Readthisfirst.............iii
Importantsafetyinformation.........iv
Conditionsthatrequireimmediateaction..iv
Safetyguidelines............v
Chapter1.Productoverview.....1
Frontview................1
Left-sideview...............2
Right-sideview..............4
Bottomview...............5
Featuresandspecifications..........6
Chapter2.Usingyourcomputer...9
Frequentlyaskedquestions.........9
Configuringtheoperatingsystem.......10
Registeringyourcomputer..........10
Functionkeycombinations..........10
Usingthetouchpad............12
Usingthemediacardreader.........12
Insertingamemorycard.........13
Removingamemorycard........13
Powermanagement............13
Checkingthebatterystatus........13
Usingtheacpoweradapter........13
Chargingthebattery..........14
Maximizingthebatterylife........14
Powersaving.............14
Handlingthebattery...........15
Connectingtonetworks...........16
Ethernetconnection...........16
Wirelessconnection...........16
Chapter3.Y ouandyourcomputer..17
Accessibilityandcomfort..........17
Ergonomicinformation..........17
Chapter4.Security..........19
Attachingamechanicallock.........19
Usingpasswords..............19
Chapter5.LenovoOneKeyRecovery
system.................21
Backingupthesystempartition........21
RestoringthesystempartitionwhenWindowscan
bestarted................21
RestoringthesystempartitionwhenWindows
cannotbestarted.............21
Chapter6.Replacingdevices.....23
Staticelectricityprevention..........23
Replacingthebatterypack..........23
Replacingthememorymodule........24
Replacingtheharddiskdrive.........26
Replacingthekeyboard...........28
Replacingtheopticaldrive..........30
ReplacingthePCIExpressMiniCardforwireless
LAN/WiMAXconnection...........30
Chapter7.Preventingproblems...33
Generaltipsforpreventingproblems......33
Takingcareofyourcomputer.........33
Chapter8.Troubleshootingcomputer
problems...............37
Troubleshooting..............37
Batteryandpowerproblems.......37
Computerscreenproblems........38
Problemswithdrivesandotherstorage
devices................39
OneKeyRecoveryprogramproblems....39
Apasswordproblem..........39
Asoundproblem............40
Otherproblems............40
AppendixA.Regulatory
information..............41
Wirelessrelatedinformation.........41
ENERGYSTARmodelinformation.......42
Brazilregulatorynotice...........43
Exportclassificationnotice..........43
Electronicemissionnotices..........43
FederalCommunicationsCommission(FCC)
DeclarationofConformity........43
AppendixB.WEEEandrecycling
statements..............47
ChinaWEEEstatement...........47
ImportantWEEEinformation.........47
BatteryrecyclinginformationforTaiwan.....47
BatteryrecyclinginformationfortheEuropean
Union..................48
AppendixC.RestrictionofHazardous
SubstancesDirective(RoHS).....49
IndiaRoHS................49
ChinaRoHS................49
©CopyrightLenovo2014
i
TurkishRoHS...............49
UkraineRoHS...............50
EuropeanUnionRoHS...........50
AppendixD.Notices..........51
Trademarks................52
Index..................53
iiUserGuide
Readthisfirst
Besuretofollowtheimportanttipsgivenheretocontinuetogetthemostuseandenjoymentoutofyour
computer.Failuretodosomightleadtodiscomfortorinjury,orcauseyourcomputertofail.
Protectyourselffromtheheatthatyourcomputergenerates.
Whenyourcomputeristurnedonorthebatteryischarging,thebase,thepalm
rest,andsomeotherpartsmaybecomehot.Thetemperaturetheyreach
dependsontheamountofsystemactivityandthelevelofchargeinthebattery.
Extendedcontactwithyourbody,eventhroughclothing,couldcause
discomfortorevenaskinburn.
Avoidkeepingyourhands,yourlap,oranyotherpartofyourbodyin
contactwithahotsectionofthecomputerforanyextendedtime.
Periodicallytakehandsfromusingthekeyboardbyliftingyourhandsfrom
thepalmrest.
Protectyourselffromtheheatgeneratedbytheacpoweradapter.
Whentheacpoweradapterisconnectedtoanelectricaloutletandyour
computer,itgeneratesheat.
Extendedcontactwithyourbody,eventhroughclothing,maycauseaskin
burn.
Donotplacetheacpoweradapterincontactwithanypartofyourbody
whileitisinuse.
Neveruseittowarmyourbody.
Preventyourcomputerfromgettingwet.
Toavoidspillsandthedangerofelectricalshock,keepliquidsawayfromyour
computer.
Protectthecablesfrombeingdamaged.
Applyingstrongforcetocablesmaydamageorbreakthem.
Routecommunicationlines,orthecablesofanacpoweradapter,amouse,a
keyboard,aprinter,oranyotherelectronicdevice,sothattheycannotbewalked
on,trippedover,pinchedbyyourcomputerorotherobjects,orinanyway
subjectedtotreatmentthatcouldinterferewiththeoperationofyourcomputer.
©CopyrightLenovo2014
iii
Protectyourcomputeranddatawhenmovingit.
Beforemovingacomputerequippedwithaharddiskdrive,dooneofthe
following,andmakesurethatthepowerswitchisofforisblinking:
Turnitoff.
Putitinsleepmode.
Putitinhibernationmode.
Thiswillhelptopreventdamagetothecomputer,andpossiblelossofdata.
Handleyourcomputergently.
Donotdrop,bump,scratch,twist,hit,vibrate,push,orplaceheavyobjectson
yourcomputer,display,orexternaldevices.
Carryyourcomputercarefully.
Useaqualitycarryingcasethatprovidesadequatecushioningandprotection.
Donotpackyourcomputerinatightlypackedsuitcaseorbag.
Beforeputtingyourcomputerinacarryingcase,makesurethatitisoff,insleep
mode,orinhibernationmode.Donotputacomputerinacarryingcasewhileit
isturnedon.
Importantsafetyinformation
Thisinformationcanhelpyousafelyuseyournotebookpersonalcomputer.Followandretainallinformation
includedwithyourcomputer.Theinformationinthisdocumentdoesnotalterthetermsofyourpurchase
agreementortheLenovo
®
LimitedWarranty.
Customersafetyisimportant.Ourproductsaredevelopedtobesafeandeffective.However,personal
computersareelectronicdevices.Powercords,poweradapters,andotherfeaturescancreatepotential
safetyrisksthatcanresultinphysicalinjuryorpropertydamage,especiallyifmisused.Toreducethese
risks,followtheinstructionsinthisdocumentcarefully.Bycarefullyfollowingtheinformationcontainedin
thisdocumentandprovidedwithyourproduct,youcanhelpprotectyourselffromhazardsandcreatea
safercomputerworkenvironment.
Conditionsthatrequireimmediateaction
Productscanbecomedamagedduetomisuseorneglect.Someproductdamageisseriousenough
thattheproductshouldnotbeusedagainuntilithasbeeninspectedand,ifnecessary,repairedby
anauthorizedservicer.
Aswithanyelectronicdevice,paycloseattentiontotheproductwhenitisturnedon.Onveryrare
occasions,youmightnoticeanodororseeapuffofsmokeorsparksventfromyourproduct.Oryou
mighthearsoundslikepopping,crackingorhissing.Theseconditionsmightmerelymeanthatan
internalelectroniccomponenthasfailedinasafeandcontrolledmanner.Or,theymightindicate
ivUserGuide
apotentialsafetyissue.However,donottakerisksorattempttodiagnosethesituationyourself.
ContacttheCustomerSupportCenterforfurtherguidance.ForalistofServiceandSupportphone
numbers,gotothefollowingWebsite:
http://www.lenovo.com/support/phone
Frequentlyinspectyourcomputeranditscomponentsfordamageorwearorsignsofdanger.
Ifyouhaveanyquestionabouttheconditionofacomponent,donotusetheproduct.Contact
theCustomerSupportCenterortheproductmanufacturerforinstructionsonhowtoinspectthe
productandhaveitrepaired,ifnecessary.
Intheunlikelyeventthatyounoticeanyofthefollowingconditions,orifyouhaveanysafety
concernswithyourproduct,stopusingtheproductandunplugitfromthepowersourceand
telecommunicationlinesuntilyoucanspeaktotheCustomerSupportCenterforfurtherguidance.
Powercords,plugs,poweradapters,extensioncords,surgeprotectors,orpowersuppliesthatare
cracked,broken,ordamaged.
Signsofoverheating,smoke,sparks,orfire.
Damagetoabattery(suchascracks,dents,orcreases),dischargefromabattery,orabuildupofforeign
substancesonthebattery.
Acracking,hissingorpoppingsound,orstrongodorthatcomesfromtheproduct.
Signsthatliquidhasbeenspilledoranobjecthasfallenontothecomputerproduct,thepowercordor
poweradapter.
Thecomputerproduct,powercord,orpoweradapterhasbeenexposedtowater.
Theproducthasbeendroppedordamagedinanyway.
Theproductdoesnotoperatenormallywhenyoufollowtheoperatinginstructions.
Note:Ifyounoticetheseconditionswithaproduct(suchasanextensioncord)thatisnotmanufacturedfor
orbyLenovo,stopusingthatproductuntilyoucancontacttheproductmanufacturerforfurtherinstructions,
oruntilyougetasuitablereplacement.
Safetyguidelines
Alwaysobservethefollowingprecautionstoreducetheriskofinjuryandpropertydamage.
Serviceandupgrades
DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror
yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.
Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare
referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer
ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor
customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor
replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea
productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake
surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Ifyouhave
anyquestionsorconcerns,contacttheCustomerSupportCenter.
CAUTION:
BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetofiveminutestoletthecomputer
coolbeforeopeningthecover.
©CopyrightLenovo2014
v
Powercordsandpoweradapters
DANGER
Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.
Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F,3G,0.75mm
2
,or
better.Forothercountries,thesuitabletypesshallbeusedaccordingly.
Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordin
waysthatcancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.
Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.
Protectpowercordsandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercord
orpoweradapternearsinks,tubs,toilets,oronfloorsthatarecleanedwithliquidcleansers.
Liquidscancauseashortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressed
bymisuse.Liquidsalsocancausegradualcorrosionofpowercordterminalsand/ortheconnector
terminalsonapoweradapter,whichcaneventuallyresultinoverheating.
Ensurethatallpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.
Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsof
overheating(suchasdeformedplastic)attheacinputpinsoranywhereonthepoweradapter.
Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor
overheatingorwherethepowercordappearstohavebeendamagedinanyway.
Topreventpossibleoverheating,donotcoverthepoweradapterwithclothingorotherobjects
whenthepoweradapterispluggedintoanelectricaloutlet.
Extensioncordsandrelateddevices
Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse
areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips
areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation
ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.
Plugsandoutlets
DANGER
Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobe
damagedorcorroded,donotusetheoutletuntilitisreplacedbyaqualifiedelectrician.
Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtain
areplacement.
Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamounts
ofelectricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.
Someproductsareequippedwithathree-prongedplug.Thisplugfitsonlyintoagrounded
electricaloutlet.Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitinto
anon-groundedoutlet.Ifyoucannotinserttheplugintotheoutlet,contactanelectricianforan
approvedoutletadapterortoreplacetheoutletwithonethatenablesthissafetyfeature.Never
viUserGuide
overloadanelectricaloutlet.Theoverallsystemloadshouldnotexceed80percentofthebranch
circuitrating.Consultanelectricianformoreinformationifyouhavequestionsaboutpowerloads
andbranchcircuitratings.
Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclose
totheequipment.Donotfullyextendpowercordsinawaythatwillstressthecords.
Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouare
installing.
Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.
Powersupplystatement
DANGER
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.
Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabel
attached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwith
oneoftheseparts,contactaservicetechnician.
Externaldevices
Attention:DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)
cablewhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoidpossible
damagetoattacheddevices,waitatleastfivesecondsafterthecomputerisshutdowntodisconnect
externaldevices.
Generalbatterynotice
DANGER
PersonalcomputersmanufacturedbyLenovocontainacoincellbatterytoprovidepowerto
thesystemclock.Inaddition,manymobileproducts,suchasnotebookcomputers,utilizea
rechargeablebatterypacktoprovidesystempowerwheninportablemode.Batteriessuppliedby
Lenovoforusewithyourproducthavebeentestedforcompatibilityandshouldonlybereplaced
withapprovedparts.
Neverattempttoopenorserviceanybattery.Donotcrush,puncture,orincineratebatteriesor
shortcircuitthemetalcontacts.Donotexposethebatterytowaterorotherliquids.Onlyrecharge
thebatterypackstrictlyaccordingtoinstructionsincludedintheproductdocumentation.
Batteryabuseormishandlingcancausethebatterytooverheat,whichcancausegassesorflame
to“vent”fromthebatterypackorcoincell.Ifyourbatteryisdamaged,orifyounoticeany
dischargefromyourbatteryorthebuildupofforeignmaterialsonthebatteryleads,stopusingthe
batteryandobtainareplacementfromthebatterymanufacturer.
©CopyrightLenovo2014
vii
Batteriescandegradewhentheyareleftunusedforlongperiodsoftime.Forsomerechargeable
batteries(particularlyLithiumIonbatteries),leavingabatteryunusedinadischargedstatecould
increasetheriskofabatteryshortcircuit,whichcouldshortenthelifeofthebatteryandalsocan
poseasafetyhazard.DonotletrechargeableLithium-Ionbatteriescompletelydischargeorstore
thesebatteriesinadischargedstate.
Rechargeablebatterynotice
DANGER
Donotattempttodisassembleormodifythebatterypack.Attemptingtodosocancausean
explosion,orliquidleakagefromthebatterypack.Abatterypackotherthantheonespecifiedby
Lenovo,oradisassembledormodifiedbatterypackisnotcoveredbythewarranty.
Iftherechargeablebatterypackisincorrectlyreplaced,thereisdangerofanexplosion.Thebattery
packcontainsasmallamountofharmfulsubstances.Toavoidpossibleinjury:
ReplaceonlywithabatteryofthetyperecommendedbyLenovo.
Keepthebatterypackawayfromfire.
Donotexposeittowaterorrain.
Donotattempttodisassembleit.
Donotshort-circuitit.
Keepitawayfromchildren.
Donotdropthebatterypack.
Donotputthebatterypackintrashthatisdisposedofinlandfills.Whendisposingofthebattery,
complywithlocalordinancesorregulations.
Thebatterypackshouldbestoredatroomtemperature,chargedtoapproximately30to50%
ofcapacity.Werecommendthatbatterypackbechargedaboutonceperyeartoprevent
overdischarge.
Lithiumcoincellbatterynotice
DANGER
Dangerofexplosionifbatteryisincorrectlyreplaced.
Whenreplacingthelithiumcoincellbattery,useonlythesameoranequivalenttypethatis
recommendedbythemanufacturer.Thebatterycontainslithiumandcanexplodeifnotproperly
used,handled,ordisposedof.
Donot:
Throworimmerseintowater
Heattomorethan100°C(212°F)
Repairordisassemble
Disposeofthebatteryasrequiredbylocalordinancesorregulations.
ThefollowingstatementappliestousersinthestateofCalifornia,U.S.A.
viiiUserGuide
CaliforniaPerchlorateInformation:
Productscontainingmanganesedioxidelithiumcoincellbatteriesmaycontainperchlorate.
PerchlorateMaterial-specialhandlingmayapply,See
www.dtsc.ca.gov/hazardouswaste/perchlorate
Heatandproductventilation
DANGER
Computers,acpoweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhen
batteriesarecharging.Notebookcomputerscangenerateasignificantamountofheatduetotheir
compactsize.Alwaysfollowthesebasicprecautions:
Whenyourcomputeristurnedonorthebatteryischarging,thebase,thepalmrest,andsome
otherpartsmaybecomehot.Avoidkeepingyourhands,yourlap,oranyotherpartofyour
bodyincontactwithahotsectionofthecomputerforanyextendedlengthoftime.Whenyou
usethekeyboard,avoidkeepingyourpalmsonthepalmrestforaprolongedperiodoftime.
Yourcomputergeneratessomeheatduringnormaloperation.Theamountofheatdependson
theamountofsystemactivityandthebatterychargelevel.Extendedcontactwithyourbody,
eventhroughclothing,couldcausediscomfortorevenaskinburn.Periodicallytakebreaks
fromusingthekeyboardbyliftingyourhandsfromthepalmrest;andbecarefulnottouse
thekeyboardforanyextendedlengthoftime.
Donotoperateyourcomputerorchargethebatterynearflammablematerialsorinexplosive
environments.
Ventilationslots,fansand/orheatsinksareprovidedwiththeproductforsafety,comfort,and
reliableoperation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproducton
abed,sofa,carpet,orotherflexiblesurface.Neverblock,cover,ordisablethesefeatures.
Whentheacpoweradapterisconnectedtoanelectricaloutletandyourcomputer,itgenerates
heat.Donotplacetheadapterincontactwithanypartofyourbodywhileusingit.Neverusethe
acpoweradaptertowarmyourbody.Extendedcontactwithyourbody,eventhroughclothing,
maycauseaskinburn.
Foryoursafety,alwaysfollowthesebasicprecautionswithyourcomputer:
Keepthecoverclosedwheneverthecomputerispluggedin.
Regularlyinspecttheoutsideofthecomputerfordustaccumulation.
Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightbe
requiredforcomputersindustyorhigh-trafficareas.
Donotrestrictorblockanyventilationopenings.
Donotoperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.
Airflowtemperaturesintothecomputershouldnotexceed35°C(95°F).
©CopyrightLenovo2014
ix
Electricalcurrentsafetyinformation
DANGER
Electriccurrentfrompower,telephone,andcommunicationcablesishazardous.
Toavoidashockhazard:
Donotuseyourcomputerduringalightningstorm.
Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconfiguration
ofthisproductduringanelectricalstorm.
Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.
Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.
Wheneverpossible,useonehandonlytoconnectordisconnectsignalcables.
Neverturnonanyequipmentwhenthereisevidenceoffire,water,orstructuraldamage.
Disconnecttheattachedpowercords,batterypack,andallthecablesbeforeyouopenthe
devicecovers,unlessinstructedotherwiseintheinstallationandconfigurationprocedures.
Donotuseyourcomputeruntilallinternalpartsenclosuresarefastenedintoplace.Neveruse
thecomputerwheninternalpartsandcircuitsareexposed.
DANGER
Connectanddisconnectcablesasdescribedinthefollowingprocedureswheninstalling,moving,
oropeningcoversonthisproductorattacheddevices.
Toconnect:
1.TurneverythingOFF.
2.First,attachallcablestodevices.
3.Attachsignalcablestoconnectors.
4.Attachpowercordstooutlets.
5.TurndevicesON.
Todisconnect:
1.TurneverythingOFF.
2.First,removepowercordsfromoutlets.
3.Removesignalcablesfromconnectors.
4.Removeallcablesfromdevices.
Thepowercordmustbedisconnectedfromthewalloutletorreceptaclebeforeinstallingallother
electricalcablesconnectedtothecomputer.
Thepowercordmaybereconnectedtothewalloutletorreceptacleonlyafterallotherelectrical
cableshavebeenconnectedtothecomputer.
Lasercompliancestatement
CAUTION:
Whenlaserproducts(suchasCD-ROMs,DVDdrives,fiberopticdevices,ortransmitters)are
installed,notethefollowing:
Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto
hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.
Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespecifiedherein
mightresultinhazardousradiationexposure.
xUserGuide
DANGER
SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing:
Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical
instruments,andavoiddirectexposuretothebeam.
Liquidcrystaldisplay(LCD)notice
CAUTION:
Forproductswithmercury-containingfluorescentlamps(forexample,non-LED)
Thefluorescentlampintheliquidcrystaldisplaycontainsmercury;disposeofaccordingtolocal,
state,orfederallaws.
TheLCDismadeofglass,androughhandlingordroppingthecomputercancausetheLCDto
break.IftheLCDbreaksandtheinternalfluidgetsintoyoureyesoronyourhands,immediately
washtheaffectedareaswithwaterforatleast15minutes;ifanysymptomsarepresentafter
washing,getmedicalcare.
Usingheadphonesorearphones
CAUTION:
Excessivesoundpressurefromearphonesandheadphonescancausehearingloss.Adjustmentof
theequalizertomaximumincreasestheearphoneandheadphoneoutputvoltageandthesound
pressurelevel.Therefore,toprotectyourhearing,adjusttheequalizertoanappropriatelevel.
Excessiveuseofheadphonesorearphonesforalongperiodoftimeathighvolumecanbedangerousifthe
outputoftheheadphoneorearphoneconnectorsdonotcomplywithspecificationsofEN50332-2.The
headphoneoutputconnectorofyourcomputercomplieswithEN50332-2Subclause7.Thisspecification
limitsthecomputer’smaximumwidebandtrueRMSoutputvoltageto150mV.Tohelpprotectagainst
hearingloss,ensurethattheheadphonesorearphonesyouusealsocomplywithEN50332-2(Clause7
limits)forawidebandcharacteristicvoltageof75mV.UsingheadphonesthatdonotcomplywithEN
50332-2canbedangerousduetoexcessivesoundpressurelevels.
IfyourLenovocomputercamewithheadphonesorearphonesinthepackage,asaset,thecombinationof
theheadphonesorearphonesandthecomputeralreadycomplieswiththespecificationsofEN50332-1.
Ifdifferentheadphonesorearphonesareused,ensurethattheycomplywithEN50332-1(Clause6.5
LimitationValues).UsingheadphonesthatdonotcomplywithEN50332-1canbedangerousdueto
excessivesoundpressurelevels.
Additionalsafetyinformation
DANGER
Plasticbagscanbedangerous.Keepplasticbagsawayfrombabiesandchildrentoavoiddanger
ofsuffocation.
©CopyrightLenovo2014
xi
xiiUserGuide
Chapter1.Productoverview
Thischapterintroducesthecomputerhardwarefeatures.
“Frontview”onpage1
“Left-sideview”onpage2
“Right-sideview”onpage4
“Bottomview”onpage5
“Featuresandspecifications”onpage6
Frontview
Note:Yourcomputermighthaveslightvariationsfromthefollowingillustration.
a bc
d
e
f
g
h
i
j
k
l
Figure1.Frontview
1Camera
7Touchpad
2Cameraindicator
8Memorycardslot
3Microphonehole9Powerindicator
4Powerbutton10Batterystatusindicator
5Left-clickbutton
11Deviceaccessstatusindicator
6Right-clickbutton
12Fingerprintreader(onsomemodels)
1Camera
Usethecameratotakepicturesorholdavideoconference.
©CopyrightLenovo2014
1
2Cameraindicator
Indicateswhetherthecameraisenabled.
3Microphonehole
Capturessound.
4Powerbutton
Pressthisbuttontoturnonthecomputer.Toturnoffthecomputer,referto“Powersaving”onpage14.
5Left-clickbutton
6Right-clickbutton
7T ouchpad
Moveyourfingertipacrossthetouchpadtomovethepointer.Theright-clickbuttonandleft-clickbutton
providefunctionssimilartotherightbuttonandleftbuttononamouse.
Thetouchpadofyourcomputersupportsmulti-touchwithwhichyoucanzoomin,zoomout,orscrollon
thescreenwhilebrowsingtheInternetorreadingoreditingadocument.
8Memorycardslot
Formoreinformation,referto“Usingthemediacardreader”onpage12(notsupplied).
9Powerindicator
On:Indicatesthecomputerispoweredon.
Off:Indicatesthecomputerispoweredofforinhibernationmode.
Blink:Indicatesthecomputerisinsleepmode.
10Batterystatusindicator
Solidgreen:Thebatterychargelevelisbetween80%and100%,orthebatterydischargelevelis
between20%and100%.
Slow-blinkinggreen:Thebatterychargelevelisbetween20%and80%,andchargingiscontinuing.
Slow-blinkingamber:Thebatterychargelevelisbetween5%and20%,andchargingiscontinuing.
Solidamber:Thebatteryhasbetween5%and20%charge.
Fast-blinkingamber:Thebatterychargeordischargelevelis5%orless.
Off:Thebatteryisdetachedorthecomputeristurnedoff.
11Deviceaccessstatusindicator
Whenthisindicatorison,theharddiskdriveortheopticaldriveisreadingorwritingdata.
Attention:
Whentheindicatorison,donotputthecomputerintosleepmodeorturnoffthecomputer.
Whentheindicatorison,donotmovethecomputer.Suddenphysicalshockmightcausedriveerrors.
12Fingerprintreader
RegisteryourfingerandusethefingerprintreaderforWindowslogon.
Left-sideview
Note:Yourcomputermighthaveslightvariationsfromthefollowingillustration.
2UserGuide
a b c d e f g h
Figure2.Left-sideview
1acpowerconnector
5Ethernetconnector
2dc-inindicator6HDMI-outconnector
3Ventilationslots
7USB3.0connector
4VGAconnector8USB2.0connector(E40–30)orUSB3.0connector
(E40–70)
1acpowerconnector
Attachthesuppliedacpoweradapterheretoprovidepowertothecomputerandchargethebatterypack.
2dc-inindicator
Indicateswhetherthecomputerispluggedintoaworkingelectricaloutlet.
3Ventilationslots
Enablehotairtogetoutofthecomputer.
Attention:Donotblockanyoftheventilationslots,otherwiseoverheatinganddamagetothecomputer
mayoccur.
4VGAconnector
Usedtoconnectanexternalmonitororaprojectortoyourcomputer.
5Ethernetconnector
AttachanEthernetcabletothisconnectortoconnectyourcomputertoalocalareanetwork(LAN).
Chapter1.Productoverview3
DANGER
Toavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetconnector.
YoucanonlyconnectanEthernetcabletothisconnector.
Formoreinformation,referto“Ethernetconnection”onpage16.
6HDMIoutconnector
Usethehigh-definitionmultimediainterface(HDMI)connectortoconnectacompatibledigitalaudiodevice
orvideomonitor,suchasahigh-definitiontelevision(HDTV).
78USB3.0connector
UsedtoconnectaUSB1.1,2.0,or3.0device,suchasaUSBprinteroradigitalcamera.
Attention:WhenyouattachaUSBcabletothisconnector,makesurethattheUSBmarkisfacingupward.
Otherwisetheconnectormightbedamaged.
8USB2.0connector
UsedtoconnectaUSB1.1or2.0device,suchasaUSBprinteroradigitalcamera.
Right-sideview
Note:Yourcomputermighthaveslightvariationsfromthefollowingillustration.
abce df
Figure3.Right-sideview
4UserGuide
1Securitykeyhole4AlwaysOnUSBconnector
2Opticaldrive5USB2.0connector
3Novobutton
6Comboaudiojack
1Securitykeyhole
Toprotectyourcomputerfromtheft,youcanpurchaseasecuritycablelockthatfitsthesecuritykeyholeto
lockthecomputertoastationaryobject.
2Opticaldrive
Usetheopticaldrivetoreadorburnopticaldiscs.
3Novobutton
Whenthecomputerisoff,pressthisbuttontostarttheLenovoOneKeyRecoverysystemortheBIOSsetup
utility,ortoenterthebootmenu.Formoreinformation,refertoChapter5“LenovoOneKeyRecovery
system”onpage21
4AlwaysOnUSBconnector
Capableofchargingsmartphoneswhenthecomputerispoweredoff,orputinsleeporhibernationmode.
Note:Chargingstopswhenthecomputerisunpluggedandthebatterycapacitydropsbelow20%.Youcan
configurechargesettingsofthisconnectorinLenovoSettings.Fordetails,refertothesoftwareHelp.
5USBconnectors
UsedtoconnectaUSB1.1or2.0device,suchasaUSBprinteroradigitalcamera.
Attention:WhenyouattachaUSBcabletothisconnector,makesurethattheUSBmarkisfacingupward.
Otherwisetheconnectormightbedamaged.
6Comboaudiojack
Tolistentothesoundfromyourcomputer,connectheadphonesoraheadsetthathasa3.5-mm(0.14-inch),
4-poleplugtothecomboaudiojack.
Bottomview
Note:Yourcomputermighthaveslightvariationsfromthefollowingillustration.
a
b
c
d
Figure4.Bottomview
Chapter1.Productoverview5
1Batterylock
3Batterylock(springloaded)
2Batterypack4Bottomslotcover
1Batterylock
Keepsthebatterysecuredinplace.
2Batterypack
Providespowertothecomputerandcanbechargedifthecomputerispluggedin.
3Batterylock(springloaded)
Keepsthebatterysecuredinplace.
4Bottomslotcover
Protectstheharddiskdrive,memorymodules,mini-PCIExpressCard,andothercomponentsunderneath.
Featuresandspecifications
Thistopicliststhehardwarefeaturesandspecificationsofyourcomputer.
Processor
Toviewtheprocessorinformationofyourcomputer,dothefollowing:
Windows
®
7:ClickStart,right-clickComputer,andthenclickProperties.
Windows8.1:Fromthedesktop,movethecursortothetop-rightorbottom-rightcornerofthescreen
todisplaythecharms.ThenclickSettingsPCinfo.
Memory
Doubledatarate3lowvoltage(DDR3L)synchronousdynamicrandomaccessmemory(SDRAM)
Storagedevice
2.5-inchharddiskdrive
mSATAsolid-statedrive(onsomemodels)
Display
Size:356mm(14.0inches)
Resolution:
LCD:1366by768pixels
Externalmonitor:Maximum2048by1536pixels
Keyboard
6-rowLenovokeyboard
Fnkey
Input/outputinterface
Comboaudiojackx1
VGAconnectorx1
HDMIconnectorx1
6UserGuide
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Lenovo E50–70 User manual

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