Lenovo ThinkPad Edge E420 User manual

UserGuide

ThinkPadEdgeE420andE520

Notes:Beforeusingthisinformationandtheproductitsupports,besuretoreadthefollowing:

•SafetyandWarrantyGuide

•RegulatoryNotice

•“Importantsafetyinformation”onpagevi

•AppendixC“Notices”onpage173

TheSafetyandWarrantyGuideandtheRegulatoryNoticehavebeenuploadedtotheWebsite.Toreferto

them,gotohttp://www.lenovo.com/support,andthenclickUserGuides&Manuals.

FirstEdition(April2011)

©CopyrightLenovo2011.

LENOVOproducts,data,computersoftware,andserviceshavebeendevelopedexclusivelyatprivateexpenseandare

soldtogovernmentalentitiesascommercialitemsasdenedby48C.F.R.2.101withlimitedandrestrictedrightsto

use,reproductionanddisclosure.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:Ifproducts,data,computersoftware,orservicesaredeliveredpursuant

aGeneralServicesAdministration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforth

inContractNo.GS-35F-05925.

Contents

Readthisrst..............v

Importantsafetyinformation..........vi

Conditionsthatrequireimmediateaction..vii

Safetyguidelines............vii

Chapter1.ProductOverview......1

Locatingcomputercontrols,connectors,and

indicators..................1

Frontview................2

Right-sideview..............6

Left-sideview..............7

Bottomview...............9

Rearview...............10

Statusindicators............11

Locatingimportantproductinformation.....13

Machinetypeandmodellabel.......14

FCCIDandICCerticationnumberlabel..14

CerticateofAuthenticitylabel......15

Features.................15

ThinkPadEdgeE420features.......15

ThinkPadEdgeE520features.......17

Specications...............18

ThinkPadEdgeE420specications.....18

ThinkPadEdgeE520specications.....18

Operatingenvironment...........19

ThinkVantagetechnologiesandsoftware....19

AccessingapplicationsinWindows7....20

AccessConnections..........21

ActiveProtectionSystem.........21

FingerprintSoftware...........22

LenovoThinkVantageTools........22

LenovoThinkVantageToolbox.......22

MessageCenterPlus..........22

PasswordManager...........23

PowerManager............23

ProductRecovery...........23

RescueandRecovery..........23

SystemUpdate............23

ThinkVantageGPS...........24

Chapter2.Usingyourcomputer...25

Registeringyourcomputer..........25

Frequentlyaskedquestions.........25

Specialkeysandbuttons..........26

ThinkPadEdgeE420specialkeys.....27

ThinkpadEdgeE520specialkeys.....28

UsingtheUltraNavpointingdevice.......31

UsingtheTrackPointpointingdevice....31

Usingthetouchpad...........33

BehavioroftheUltraNavandanexternal

mouse................34

AddingtheUltraNavicontothesystemtray.34

Powermanagement............35

Checkingbatterystatus.........35

Usingtheacpoweradapter........35

Chargingthebattery..........36

Maximizingbatterylife..........36

Managingyourbatterypower.......36

Power-savingmodes..........37

Handlingthebattery...........38

Connectingtothenetwork..........40

Ethernetconnections..........40

Wirelessconnections..........40

Usingaprojectororexternaldisplay......47

Changingdisplaysettings........47

Connectingaprojectororexternaldisplay..48

Usingdualdisplays...........50

Usingaudiofeatures............51

Usinganintegratedcamera.........52

Usingopticaldrive.............52

UsinganExpressCardoraFlashMediaCard..53

Insertingacard............53

Removingthecard...........54

Chapter3.Youandyourcomputer..55

Accessibilityandcomfort..........55

Ergonomicinformation..........55

Adjustingyourcomputertotyou.....56

Accessibilityinformation.........57

Travelingwithyourcomputer.........57

Traveltips...............57

Travelaccessories...........58

Chapter4.Security..........59

Attachingamechanicallock.........59

Usingpasswords..............59

Passwordsandsleep(standby)mode....60

Typingpasswords...........60

Power-onpassword...........60

Harddiskpasswords..........61

Supervisorpassword..........63

Harddisksecurity.............64

Usingangerprintreader..........65

©CopyrightLenovo2011

i

Noticeondeletingdatafromyourharddiskdrive

....................67

Usingandunderstandingrewalls.......67

Protectingdataagainstviruses........67

Chapter5.Recoveryoverview....69

Creatingandusingrecoverymedia......69

Creatingrecoverymedia.........70

Usingrecoverymedia..........70

Performingbackupandrecoveryoperations...71

Performingabackupoperation......71

Performingarecoveryoperation......71

UsingtheRescueandRecoveryworkspace...72

Creatingandusingarescuemedium......73

Creatingarescuemedium........73

Usingarescuemedium.........73

Reinstallingpreinstalledapplicationsanddevice

drivers..................74

Solvingrecoveryproblems..........75

Chapter6.Replacingdevices....77

Staticelectricityprevention..........77

Replacingthebattery............77

Replacingtheharddiskdrive.........79

Replacingtheopticaldrive..........82

ThinkPadEdgeE420..........82

ThinkPadEdgeE520..........85

InstallingandreplacingthePCIExpressMiniCard

forwirelessWAN..............86

InstallingandreplacingaPCIExpressMiniCard

forwirelessLAN/WiMAXconnection......90

Replacingmemory.............93

Replacingthekeyboard...........95

ThinkPadEdgeE420..........95

ThinkPadEdgeE520..........99

ReplacingtheSIMcard...........103

Chapter7.Enhancingyour

computer..............105

FindingThinkPadoptions..........105

Chapter8.Advanced

conguration............107

Installinganewoperatingsystem.......107

Beforeyoubegin............107

InstallingWindows7..........108

InstallingWindowsXP..........109

Installingdevicedrivers...........111

Installingthedriverfor4-in-1mediacard

reader................111

InstallingThinkPadMonitorFileforWindows

2000/XP/Vista/7............111

InstallingIntelChipsetSupportforWindows

2000/XP/Vista/7............112

Installingdriversandsoftware.......112

ThinkPadSetup..............113

Congmenu..............114

Dateandtimemenu...........114

Securitymenu.............114

Startupmenu.............115

Restartmenu.............116

ThinkPadSetupitems..........117

UpdatingyoursystemUEFIBIOS.....123

Chapter9.Preventingproblems..125

Generaltipsforpreventingproblems......125

Makingsuredevicedriversarecurrent.....126

GettingthelatestdriversfromtheWebsite..126

GettingthelatestdriversusingSystem

Update................126

Takingcareofyourcomputer.........127

Cleaningthecoverofyourcomputer....129

Chapter10.Troubleshooting

computerproblems.........131

Diagnosingprograms............131

UsingLenovoThinkVantageToolbox....131

Troubleshooting..............131

Computerstopsresponding.......132

Spillsonthekeyboard..........132

Errormessages............133

Errorswithoutmessages.........136

Beeperrors..............137

Memoryproblems...........137

Networking..............138

Keyboardandotherpointingdevices....142

Displayandmultimediadevices......143

Fingerprintreaderproblems........150

Batteryandpower...........151

Drivesandotherstoragedevices.....154

Softwareproblems...........155

Portsandconnectors..........156

Chapter11.Gettingsupport....157

BeforeyoucontactLenovo..........157

Registeryourcomputer.........157

Downloadsystemupdates........157

Recordinformation...........157

Gettinghelpandservice...........158

Usingdiagnosticprograms........158

LenovosupportWebsite.........158

CallingLenovo.............158

Purchasingadditionalservices........163

iiUserGuide

AppendixA.Regulatory

information.............165

Wirelessrelatedinformation.........165

LocationoftheUltraConnectwireless

antennas...............166

Locatingwirelessregulatorynotices....167

Exportclassicationnotice..........168

Electronicemissionnotices..........168

FederalCommunicationsCommission

DeclarationofConformity........168

IndustryCanadaClassBemissioncompliance

statement...............168

EuropeanUnion-Compliancetothe

ElectromagneticCompatibilityDirective...169

GermanClassBcompliancestatement...169

KoreaClassBcompliancestatement....170

JapanVCCIClassBcompliancestatement..170

Japancompliancestatementforproducts

whichconnecttothepowermainswith

ratedcurrentlessthanorequalto20Aper

phase................170

Lenovoproductserviceinformationfor

Taiwan................170

Additionalregulatoryinformation.......170

AppendixB.WEEEandrecycling

statements.............171

EUWEEEstatements............171

Japanrecyclingstatements.........171

AppendixC.Notices........173

Trademarks................174

©CopyrightLenovo2011

iii

ivUserGuide

Readthisrst

Besuretofollowtheimportanttipsgivenheretocontinuetogetthemostuseandenjoymentoutofyour

computer.Failuretodosomightleadtodiscomfortorinjury,orcauseyourcomputertofail.

Whenyourcomputeristurnedonorthebatteryischarging,thebase,the

palmrest,andsomeotherpartsmaybecomehot.Thetemperaturethey

reachdependsontheamountofsystemactivityandthelevelofchargein

thebattery.

Extendedcontactwithyourbody,eventhroughclothing,couldcause

discomfortorevenaskinburn.

•Avoidkeepingyourhands,yourlap,oranyotherpartofyourbodyin

contactwithahotsectionofthecomputerforanyextendedtime.

•Periodicallytakehandsfromusingthekeyboardbyliftingyourhandsfrom

thepalmrest.

Protectyourselffromtheheatgeneratedbytheacpoweradapter.

Whentheacpoweradapterisconnectedtoanelectricaloutletandyour

computer,itgeneratesheat.

Extendedcontactwithyourbody,eventhroughclothing,maycauseaskin

burn.

•Toavoidspillsandthedangerofelectricalshock,keepliquidsawayfrom

yourcomputer.

•Neveruseittowarmyourbody.

Preventyourcomputerfromgettingwet.

•Toavoidspillsandthedangerofelectricalshock,keepliquidsawayfrom

yourcomputer.

Protectthecablesfrombeingdamaged.

Applyingstrongforcetocablesmaydamageorbreakthem.

•Routecommunicationlines,orthecablesofanacpoweradapter,amouse,a

keyboard,aprinter,oranyotherelectronicdevice,sothattheycannotbe

walkedon,trippedover,pinchedbyyourcomputerorotherobjects,orin

anywaysubjectedtotreatmentthatcouldinterferewiththeoperationof

yourcomputer.

©CopyrightLenovo2011

v

Protectyourcomputeranddatawhenmovingit.

Beforemovingacomputerequippedwithaharddiskdrive,dooneofthe

following,andmakesurethatthepowerswitchisofforisblinking:

•Turnitoff.

•Putitinsleep(standby)mode.

•Putitinhibernationmode.

Thiswillhelptopreventdamagetothecomputer,andpossiblelossofdata.

Handleyourcomputergently.

•Donotdrop,bump,scratch,twist,hit,vibrate,push,orplaceheavyobjectson

yourcomputer,display,orexternaldevices.

Carryyourcomputercarefully.

•Useaqualitycarryingcasethatprovidesadequatecushioningandprotection.

•Donotpackyourcomputerinatightlypackedsuitcaseorbag.

•Beforeputtingyourcomputerinacarryingcase,makesurethatitisoff,insleep

(standby)mode,orinhibernationmode.Donotputacomputerinacarrying

casewhileitisturnedon.

Importantsafetyinformation

Note:Readimportantsafetyinformationrst.

Thisinformationcanhelpyousafelyuseyournotebookpersonalcomputer.Followandretainallinformation

includedwithyourcomputer.Theinformationinthisdocumentdoesnotalterthetermsofyourpurchase

agreementortheLenovoLimitedWarranty.Formoreinformation,seeChapter3,“WarrantyInformation”in

theSafetyandWarrantyGuide.ThelatestSafetyandWarrantyGuidehasbeenuploadedtotheWebsite.

Customersafetyisimportant.Ourproductsaredevelopedtobesafeandeffective.However,personal

computersareelectronicdevices.Powercords,poweradapters,andotherfeaturescancreatepotential

safetyrisksthatcanresultinphysicalinjuryorpropertydamage,especiallyifmisused.Toreducethese

risks,followtheinstructionsincludedwithyourproduct,observeallwarningsontheproductandinthe

operatinginstructions,andreviewtheinformationincludedinthisdocumentcarefully.Bycarefullyfollowing

theinformationcontainedinthisdocumentandprovidedwithyourproduct,youcanhelpprotectyourself

fromhazardsandcreateasafercomputerworkenvironment.

Note:Thisinformationincludesreferencestopoweradaptersandbatteries.Inadditiontonotebook

computers,someproducts(suchasspeakersandmonitors)shipwithexternalpoweradapters.Ifyouhave

suchaproduct,thisinformationappliestoyourproduct.Inaddition,computerproductscontainacoin-sized

internalbatterythatprovidespowertothesystemclockevenwhenthecomputerisunplugged,sothe

batterysafetyinformationappliestoallcomputerproducts.

viUserGuide

Conditionsthatrequireimmediateaction

Productscanbecomedamagedduetomisuseorneglect.Someproductdamageisseriousenough

thattheproductshouldnotbeusedagainuntilithasbeeninspectedand,ifnecessary,repairedby

anauthorizedservicer.

Aswithanyelectronicdevice,paycloseattentiontotheproductwhenitisturnedon.Onveryrare

occasions,youmightnoticeanodororseeapuffofsmokeorsparksventfromyourproduct.Oryou

mighthearsoundslikepopping,crackingorhissing.Theseconditionsmightmerelymeanthatan

internalelectroniccomponenthasfailedinasafeandcontrolledmanner.Or,theymightindicate

apotentialsafetyissue.However,donottakerisksorattempttodiagnosethesituationyourself.

ContacttheCustomerSupportCenterforfurtherguidance.ForalistofServiceandSupportphone

numbers,seethefollowingWebsite:

http://www.lenovo.com/support/phone

Frequentlyinspectyourcomputeranditscomponentsfordamageorwearorsignsofdanger.Ifyou

haveanyquestionabouttheconditionofacomponent,donotusetheproduct.ContacttheCustomer

SupportCenterortheproductmanufacturerforinstructionsonhowtoinspecttheproductand

haveitrepaired,ifnecessary.

Intheunlikelyeventthatyounoticeanyofthefollowingconditions,orifyouhaveanysafetyconcerns

withyourproduct,stopusingtheproductandunplugitfromthepowersourceandtelecommunication

linesuntilyoucanspeaktotheCustomerSupportCenterforfurtherguidance.

•Powercords,plugs,poweradapters,extensioncords,surgeprotectors,orpowersuppliesthatare

cracked,broken,ordamaged.

•Signsofoverheating,smoke,sparks,orre.

•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.

Formoreinformation,seeChapter1,ImportantsafetyinformationintheSafetyandWarrantyGuide.The

latestSafetyandWarrantyGuidehasbeenuploadedtotheWebsite.

Serviceandupgrades

DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror

yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare

referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer

ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor

©CopyrightLenovo2011

vii

customerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingor

replacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsidea

productarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake

surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Formore

informationonCRUs,refertotheReplacingdevicesforthisproduct.Ifyouhaveanyquestionsorconcerns,

contacttheCustomerSupportCenter.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,the

followingwarningsarerequiredforyoursafety.

DANGER

Hazardousmovingparts.Keepngersandotherbodypartsaway.

CAUTION:

BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetoveminutestoletthecomputer

coolbeforeopeningthecover.

viiiUserGuide

Powercordsandpoweradapters

DANGER

Useonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.

Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F,3G,0.75mm

2

,or

better.Forothercountries,thesuitabletypesshallbeusedaccordingly.

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordin

waysthatcancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.

Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordor

poweradapternearsinks,tubs,toilets,oronoorsthatarecleanedwithliquidcleansers.Liquids

cancauseashortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedby

misuse.Liquidsalsocancausegradualcorrosionofpowercordterminalsand/ortheconnector

terminalsonapoweradapter,whichcaneventuallyresultinoverheating.

Alwaysconnectpowercordsandsignalcablesinthecorrectorderandensurethatallpowercord

connectorsaresecurelyandcompletelypluggedintoreceptacles.

DonotuseanypoweradapterthatshowscorrosionattheACinputpinsorshowssignsof

overheating(suchasdeformedplastic)attheACinputoranywhereonthepoweradapter.

Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor

overheatingorwherethepowercordappearstohavebeendamagedinanyway.

Extensioncordsandrelateddevices

Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse

areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips

areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation

ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.

©CopyrightLenovo2011

ix

Plugsandoutlets

DANGER

Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobe

damagedorcorroded,donotusetheoutletuntilitisreplacedbyaqualiedelectrician.

Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtain

areplacement.

Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamounts

ofelectricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.

Someproductsareequippedwithathree-prongedplug.Thisplugtsonlyintoagrounded

electricaloutlet.Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitinto

anon-groundedoutlet.Ifyoucannotinserttheplugintotheoutlet,contactanelectricianforan

approvedoutletadapterortoreplacetheoutletwithonethatenablesthissafetyfeature.Never

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

CAUTION:

DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)

whilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoidpossible

damagetoattacheddevices,waitatleastvesecondsafterthecomputerisshutdowntodisconnect

externaldevices.

xUserGuide

Batteries

DANGER

PersonalcomputersmanufacturedbyLenovocontainacoincellbatterytoprovidepowerto

thesystemclock.Inaddition,manymobileproducts,suchasnotebookcomputers,utilizea

rechargeablebatterypacktoprovidesystempowerwheninportablemode.Batteriessuppliedby

Lenovoforusewithyourproducthavebeentestedforcompatibilityandshouldonlybereplaced

withapprovedparts.

Neverattempttoopenorserviceanybattery.Donotcrush,puncture,orincineratebatteriesor

shortcircuitthemetalcontacts.Donotexposethebatterytowaterorotherliquids.Onlyrecharge

thebatterypackstrictlyaccordingtoinstructionsincludedintheproductdocumentation.

Batteryabuseormishandlingcancausethebatterytooverheat,whichcancausegassesorame

to“vent”fromthebatterypackorcoincell.Ifyourbatteryisdamaged,orifyounoticeany

dischargefromyourbatteryorthebuildupofforeignmaterialsonthebatteryleads,stopusingthe

batteryandobtainareplacementfromthebatterymanufacturer.

Batteriescandegradewhentheyareleftunusedforlongperiodsoftime.Forsomerechargeable

batteries(particularlyLithiumIonbatteries),leavingabatteryunusedinadischargedstatecould

increasetheriskofabatteryshortcircuit,whichcouldshortenthelifeofthebatteryandcanalso

poseasafetyhazard.DonotletrechargeableLithium-Ionbatteriescompletelydischargeorstore

thesebatteriesinadischargedstate.

Rechargeablebatterynotice

DANGER

Donotattempttodisassembleormodifythebatterypack.Attemptingtodosocancausean

explosion,orliquidleakagefromthebatterypack.Abatterypackotherthantheonespeciedby

Lenovo,oradisassembledormodiedbatterypackisnotcoveredbythewarranty.

Iftherechargeablebatterypackisincorrectlyreplaced,thereisdangerofanexplosion.Thebattery

packcontainsasmallamountofharmfulsubstances.Toavoidpossibleinjury:

•ReplaceonlywithabatteryofthetyperecommendedbyLenovo.

•Keepthebatterypackawayfromre.

•Donotexposeittowaterorrain.

•Donotattempttodisassembleit.

•Donotshort-circuitit.

•Keepitawayfromchildren.

•Donotdropthebatterypack.

Donotputthebatterypackintrashthatisdisposedofinlandlls.Whendisposingofthebattery,

complywithlocalordinancesorregulations.

Thebatterypackshouldbestoredatroomtemperature,chargedtoapproximately30to50%

ofcapacity.Werecommendthatbatterypackbechargedaboutonceperyeartoprevent

overdischarge.

©CopyrightLenovo2011

xi

Lithiumcoincellbatterynotice

DANGER

Dangerofexplosionifbatteryisincorrectlyreplaced.

Whenreplacingthelithiumcoincellbattery,useonlythesameoranequivalenttypethatis

recommendedbythemanufacturer.Thebatterycontainslithiumandcanexplodeifnotproperly

used,handled,ordisposedof.

Donot:

•Throworimmerseintowater

•Heattomorethan100°C(212°F)

•Repairordisassemble

Disposeofthebatteryasrequiredbylocalordinancesorregulations.

ThefollowingstatementappliestousersinthestateofCalifornia,U.S.A.

CaliforniaPerchlorateInformation:

ProductscontainingCR(manganesedioxide)lithiumcoincellbatteriesmaycontainperchlorate.

PerchlorateMaterial-specialhandlingmayapply.Goto:

http://www.dtsc.ca.gov/hazardouswaste/perchlorate

xiiUserGuide

Heatandproductventilation

DANGER

Computers,acpoweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhen

batteriesarecharging.Notebookcomputerscangenerateasignicantamountofheatduetotheir

compactsize.Alwaysfollowthesebasicprecautions:

•Whenyourcomputeristurnedonorthebatteryischarging,thebase,thepalmrest,andsome

otherpartsmaybecomehot.Avoidkeepingyourhands,yourlap,oranyotherpartofyour

bodyincontactwithahotsectionofthecomputerforanyextendedlengthoftime.Whenyou

usethekeyboard,avoidkeepingyourpalmsonthepalmrestforaprolongedperiodoftime.

Yourcomputergeneratessomeheatduringnormaloperation.Theamountofheatdependson

theamountofsystemactivityandthebatterychargelevel.Extendedcontactwithyourbody,

eventhroughclothing,couldcausediscomfortorevenaskinburn.Periodicallytakebreaks

fromusingthekeyboardbyliftingyourhandsfromthepalmrest;andbecarefulnottouse

thekeyboardforanyextendedlengthoftime.

•Donotoperateyourcomputerorchargethebatterynearammablematerialsorinexplosive

environments.

•Ventilationslots,fansand/orheatsinksareprovidedwiththeproductforsafety,comfort,and

reliableoperation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproducton

abed,sofa,carpet,orotherexiblesurface.Neverblock,cover,ordisablethesefeatures.

•Whentheacpoweradapterisconnectedtoanelectricaloutletandyourcomputer,itgenerates

heat.Donotplacetheadapterincontactwithanypartofyourbodywhileusingit.Neverusethe

acpoweradaptertowarmyourbody.Extendedcontactwithyourbody,eventhroughclothing,

maycauseaskinburn.

Foryoursafety,alwaysfollowthesebasicprecautionswithyourcomputer:

•Keepthecoverclosedwheneverthecomputerispluggedin.

•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.

•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightbe

requiredforcomputersindustyorhigh-trafcareas.

•Donotrestrictorblockanyventilationopenings.

•Donotoperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.

•Airowtemperaturesintothecomputershouldnotexceed35°C(95°F).

©CopyrightLenovo2011

xiii

Electricalcurrentsafetyinformation

DANGER

Electriccurrentfrompower,telephone,andcommunicationcablesishazardous.

Toavoidashockhazard:

•Donotuseyourcomputerduringalightningstorm.

•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconguration

ofthisproductduringanelectricalstorm.

•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.

•Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.

•Wheneverpossible,useonehandonlytoconnectordisconnectsignalcables.

•Neverturnonanyequipmentwhenthereisevidenceofre,water,orstructuraldamage.

•Disconnecttheattachedpowercords,batterypack,andallthecablesbeforeyouopenthe

devicecovers,unlessinstructedotherwiseintheinstallationandcongurationprocedures.

•Donotuseyoucomputeruntilallinternalpartsenclosuresarefastenedintoplace.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,beropticdevices,ortransmitters)are

installed,notethefollowing:

•Donotremovethecovers.Removingthecoversofthelaserproductcouldresultinexposureto

hazardouslaserradiation.Therearenoserviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein

mightresultinhazardousradiationexposure.

xivUserGuide

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing.

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical

instruments,andavoiddirectexposuretothebeam.

Liquidcrystaldisplay(LCD)notice

CAUTION:

TheLCDismadeofglass,androughhandlingordroppingthecomputercancausetheLCDtobreak.

IftheLCDbreaksandtheinternaluidgetsintoyoureyesoronyourhands,immediatelywashthe

affectedareaswithwaterforatleast15minutes;ifanysymptomsarepresentafterwashing,get

medicalcare.

Usingheadphonesorearphones

Ifyourcomputerhasbothaheadphoneconnectorandanaudio-outconnector,alwaysusetheheadphone

connectorforheadphones(alsocalledaheadset)orearphones.

CAUTION:

Excessivesoundpressurefromearphonesandheadphonescancausehearingloss.Adjustmentof

theequalizertomaximumincreasestheearphonesandheadphonesoutputvoltageandthereforethe

soundpressurelevel.

Excessiveuseofheadphonesorearphonesforalongperiodoftimeathighvolumecanbedangerousifthe

outputoftheheadphoneorearphoneconnectorsdonotcomplywithspecicationsofEN50332-2.The

headphoneoutputconnectorofyourcomputercomplieswithEN50332-2Subclause7.Thisspecication

limitsthecomputer’smaximumwidebandtrueRMSoutputvoltageto150mV.Tohelpprotectagainst

hearingloss,ensurethattheheadphonesorearphonesyouusealsocomplywithEN50332-2(Clause7

limits)forawidebandcharacteristicvoltageof75mV.UsingheadphonesthatdonotcomplywithEN

50332-2canbedangerousduetoexcessivesoundpressurelevels.

IfyourLenovocomputercamewithheadphonesorearphonesinthepackage,asaset,thecombinationof

theheadphonesorearphonesandthecomputeralreadycomplieswiththespecicationsofEN50332-1.

Ifdifferentheadphonesorearphonesareused,ensurethattheycomplywithEN50332-1(Clause6.5

LimitationValues).UsingheadphonesthatdonotcomplywithEN50332-1canbedangerousdueto

excessivesoundpressurelevels.

Additionalsafetyinformation

DANGER

Plasticbagscanbedangerous.Keepplasticbagsawayfrombabiesandchildrentoavoiddanger

ofsuffocation.

NoticeforTabletPCusers

SafetyNoticeforusersinAustralia:

DANGER

Donotconnectphonelinewhileusingtabletmode.

xv

NoticeforusersintheU.S.A.

ManyPCproductsandaccessoriescontaincords,cablesorwires,suchaspowercordsorcordstoconnect

theaccessorytoaPC.Ifthisproducthassuchacord,cableorwire,thenthefollowingwarningapplies:

WARNING

Handlingthecordonthisproductorcordsassociatedwithaccessoriessoldwiththisproductwillexpose

youtolead,achemicalknowntotheStateofCaliforniatocausecancer,andbirthdefectsorother

reproductiveharm.Washhandsafterhandling.

Savetheseinstructions.

xviUserGuide

Chapter1.ProductOverview

Thischapterprovidesinformationaboutthelocationsofconnectors,locatingimportantproductinformation,

computerfeatures,specications,operatingenvironment,andpreinstalledsoftwareprograms.

Thischaptercontainsthefollowingtopics:

•“Locatingcomputercontrols,connectors,andindicators”onpage1

•“Locatingimportantproductinformation”onpage13

•“Features”onpage15

•“Specications”onpage18

•“Operatingenvironment”onpage19

•“ThinkVantagetechnologiesandsoftware”onpage19

Locatingcomputercontrols,connectors,andindicators

Thissectionintroducesyoutothehardwarefeaturesofyourcomputer,andthengivesyouthebasic

informationyou'llneedtostarttakingadvantageofitsfunctions.

•“Frontview”onpage2

•“Right-sideview”onpage6

•“Left-sideview”onpage7

•“Rearview”onpage10

•“Bottomview”onpage9

•“Statusindicators”onpage11

1

Frontview

ThinkPadEdgeE420frontview

Figure1.ThinkPadEdgeE420frontview

1UltraConnectwirelessantennas(left)

2Integratedhighsensitivitywebcam

3Built-inmicrophone

4UltraConnectwirelessantennas(right)

5Powerswitch6Fingerprintreader

7System-statusindicators(illuminatedThinkPadlogo)8Built-instereospeaker(right)

9TrackPointpointingstick10TrackPointbuttons

11Touchpadbuttons12Touchpad

13Built-instereospeaker(left)

14Bluetoothantenna

15Volumecontrolbuttons

1UltraConnect™wirelessantennas(left)

4UltraConnectwirelessantennas(right)

Thebuilt-inantennasforthewirelesscommunicationarelocatedatthetopleftandtoprightportionsof

yourcomputerdisplay.

Fordetails,refertotheinstructionsin“LocationoftheUltraConnectwirelessantennas”onpage166.

2Integratedhighsensitivitywebcam

Yourcomputermayhaveanintegratedhighsensitivitywebcam.Byusingthiscamera,youcantakepictures

orholdavideoconference.

2UserGuide

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Lenovo ThinkPad Edge E420, 031925U, 325978U, E420, E520, ThinkPad Edge E520 User manual

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