Lenovo 5016W78 User manual

UserGuide

ThinkPadL420,L421,andL520

Notes:Beforeusingthisinformationandtheproductitsupports,besuretoreadthefollowing:

•SafetyandWarrantyGuide

•ThinkPadRegulatoryNotice

•“Importantsafetyinformation”onpagevi

•AppendixC“Notices”onpage201

TheSafetyandWarrantyGuideandtheRegulatoryNoticehavebeenuploadedontheWebsite.Toreferto

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

ThirdEdition(May2012)

©CopyrightLenovo2012.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration

“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents

Readthisrst..............v

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

Conditionsthatrequireimmediateaction..vii

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

Chapter1.ProductOverview......1

Locatingcomputercontrols,connectors,features,

andindicators................1

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

Right-sideview..............4

Left-sideview..............5

Bottomview...............7

Rearview................8

Statusindicators.............9

Locatingimportantproductinformation.....11

Machinetypeandmodellabel.......11

FCCIDandICCerticationnumberlabel..11

CerticateofAuthenticitylabel......13

Features.................13

Specications...............14

Operatingenvironment...........15

ThinkVantageTechnologiesandsoftware....16

AccessingapplicationsinWindows7....16

AccessConnections..........17

ActiveProtectionSystem.........18

FingerprintSoftware...........18

LenovoSolutionCenter.........18

LenovoThinkVantageTools........18

LenovoThinkVantageToolbox.......19

MessageCenterPlus..........19

PasswordManager...........19

PowerManager............19

ProductRecovery...........19

PresentationDirector..........20

RescueandRecovery..........20

SimpleTap..............20

SystemUpdate............20

ThinkVantageGPS...........20

ThinkVantageProductivityCenter.....21

Chapter2.Usingyourcomputer...23

Registeryourcomputer...........23

Frequentlyaskedquestions.........23

Specialkeysandbuttons..........25

ThinkVantagebutton..........25

Numerickeypad............25

Functionkeycombinations........27

Volumeandmutebuttons........30

WindowskeyandApplicationkey.....31

UsingtheUltraNavpointingdevice.......32

UsingtheTrackPointpointingdevice....33

Usingthetouchpad...........34

BehavioroftheUltraNavandanexternal

mouse................35

AddingtheUltraNavicontothesystemtray.35

Powermanagement............36

Checkingbatterystatus.........36

Usingtheacpoweradapter........36

Chargingthebattery..........37

Maximizingbatterylife..........37

Managingyourbatterypower.......37

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

Handlingthebattery...........39

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

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

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

Usingaprojectororexternaldisplay......48

Changingdisplaysettings........48

Connectingaprojectororexternaldisplay..49

Settingupapresentation.........53

Usingdualdisplays...........54

Usingacolorprole............55

Usingaudiofeatures............56

Usinganintegratedcamera.........56

Usingopticaldrive.............57

Usingthemediacardreader.........57

InsertinganExpressCard,aSmartcard,ora

FlashMediaCard............58

RemovinganExpressCard,aSmartcard,ora

FlashMediaCard............59

Chapter3.Youandyourcomputer..61

Accessibilityandcomfort..........61

Ergonomicinformation..........61

Adjustingyourcomputertotyou.....62

Accessibilityinformation.........63

FullScreenMagnierfunction.......63

Travelingwithyourcomputer.........64

Traveltips...............64

Travelaccessories...........64

Chapter4.Security..........67

Attachingamechanicallock.........67

Usingpasswords..............67

©CopyrightLenovo2012

i

Passwordsandsleep(standby)mode....68

UsingPassphrase...........68

Power-onpassword...........70

Harddiskpasswords..........71

Supervisorpassword..........73

Harddisksecurity.............75

Settingthesecuritychip...........75

Usingangerprintreader..........76

Noticeondeletingdatafromyourharddiskdrive

orsolidstatedrive.............78

Usingandunderstandingrewalls.......79

Protectingdataagainstviruses........79

Chapter5.Recoveryoverview....81

Creatingandusingrecoverymedia......81

Creatingrecoverymedia.........82

Usingrecoverymedia..........82

Performingbackupandrecoveryoperations...83

Performingabackupoperation......83

Performingarecoveryoperation......83

UsingtheRescueandRecoveryworkspace...84

Creatingandusingarescuemedium......85

Creatingarescuemedium........85

Usingarescuemedium.........86

Reinstallingpreinstalledapplicationsanddevice

drivers..................86

Solvingrecoveryproblems..........87

Chapter6.Replacingdevices.....89

Staticelectricityprevention..........89

Replacingthebattery............89

Replacingthememory...........91

Replacingtheharddiskdrive.........93

Replacingthesolidstatedrive........97

InstallingandreplacingthemSATAsolidstate

drive...................101

Replacingtheopticaldrive..........103

ReplacingtheSIMcard...........104

Replacingthepalmrest...........106

ReplacingthePCIExpressMiniCardforwireless

LAN/WiMAXconnection...........110

InstallingandreplacingthePCIExpressMiniCard

forwirelessWANconnection.........111

Replacingtheintegratedcamera.......114

Chapter7.Enhancingyour

computer..............119

FindingThinkPadoptions..........119

ThinkPadportreplicatoranddockingstation...119

Frontview...............120

Rearview...............122

AttachingaThinkPadportreplicatoror

dockingstation.............125

DetachingaThinkPadportreplicatoror

dockingstation.............127

Securityfeature............128

Usingthesystemlockkey........129

Chapter8.Advanced

conguration............131

Installinganewoperatingsystem.......131

Beforeyoubegin............131

InstallingWindows7..........132

InstallingWindowsVista.........132

InstallingWindowsXP..........133

Installingdevicedrivers...........135

Installingdriverforthe4-in-1Mediacard

reader................135

InstallingThinkPadMonitorFileforWindows

2000/XP/Vista/7............136

InstallingIntelChipsetSupportforWindows

2000/XP/Vista/7............137

Installingotherdevicedrivers.......137

BIOSSetupUtility.............138

Congmenu..............139

Dateandtimemenu...........139

Securitymenu.............139

Startupmenu.............140

Restartmenu.............142

BIOSSetupUtilityitems.........143

UpdatingyoursystemBIOS.......148

Usingsystemmanagement..........149

Systemmanagement..........149

Settingmanagementfeatures.......150

Chapter9.Preventingproblems..151

Generaltipsforpreventingproblems......151

Makingsuredevicedriversarecurrent.....152

GettingthelatestdriversfromtheWebsite..152

GettingthelatestdriversusingThinkVantage

SystemUpdate............152

Takingcareofyourcomputer.........153

Cleaningthecoverofyourcomputer....154

Chapter10.Troubleshooting

computerproblems.........157

Diagnosingproblems............157

UsingtheLenovoSolutionCenterprogram..157

UsingLenovoThinkVantageToolbox....157

UsingtheLenovoSupportWebsite....158

Troubleshooting..............158

Computerstopsresponding.......158

Spillsonthekeyboard..........159

iiUserGuide

Errormessagesandbeeperrors......159

Errorswithoutmessages.........161

Memoryproblems...........162

Networking..............163

Keyboardandotherpointingdevices....167

Displayandmultimediadevices......168

Fingerprintreaderproblems........178

Batteryandpower...........178

Drivesandotherstoragedevices.....182

Softwareproblems...........184

Portsandconnectors..........184

Chapter11.Gettingsupport....187

BeforeyoucontactLenovo..........187

Registeryourcomputer.........187

Downloadsystemupdates........187

Recordinformation...........187

Gettinghelpandservice...........188

Usingdiagnosticprograms........188

LenovoSupportWebsite.........188

CallingLenovo.............188

Purchasingadditionalservices........189

AppendixA.Regulatory

information.............191

Wirelessrelatedinformation.........191

LocationoftheUltraConnectwireless

antennas...............192

Locatingwirelessregulatorynotices....193

Exportclassicationnotice..........193

Electronicemissionnotices..........193

FederalCommunicationsCommission

DeclarationofConformity........193

IndustryCanadaClassBemissioncompliance

statement...............194

EuropeanUnion-Compliancetothe

ElectromagneticCompatibilityDirective...194

GermanClassBcompliancestatement...194

KoreaClassBcompliancestatement....195

JapanVCCIClassBcompliancestatement..195

Japancompliancestatementforproducts

whichconnecttothepowermainswith

ratedcurrentlessthanorequalto20Aper

phase................195

Lenovoproductserviceinformationfor

Taiwan................195

Additionalregulatoryinformation.......195

AppendixB.WEEEandrecycling

statements.............197

ImportantWEEEInformation.........197

Japanrecyclingstatements.........197

RecyclinginformationforBrazil........198

BatteryrecyclinginformationfortheUnitedStates

andCanada................198

BatteryrecyclinginformationfortheEuropean

Union..................199

BatteryrecyclinginformationforTaiwan.....199

AppendixC.Notices.........201

Trademarks................202

AppendixD.RestrictionofHazardous

SubstancesDirective(RoHS)....203

ChinaRoHS................203

TurkishRoHS...............203

UkraineRoHS...............203

IndiaRoHS................204

©CopyrightLenovo2012

iii

ivUserGuide

Readthisrst

Besuretofollowtheimportanttipsgivenheretocontinuetogetthemostuseandenjoymentoutofyour

computer.Failuretodosomightleadtodiscomfortorinjury,orcauseyourcomputertofail.

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.

•Toavoidspillsandthedangerofelectricalshock,keepliquidsawayfrom

yourcomputer.

•Neveruseittowarmyourbody.

Preventyourcomputerfromgettingwet.

•Toavoidspillsandthedangerofelectricalshock,keepliquidsawayfrom

yourcomputer.

Protectthecablesfrombeingdamaged.

Applyingstrongforcetocablesmaydamageorbreakthem.

•Routecommunicationlines,orthecablesofanacpoweradapter,amouse,a

keyboard,aprinter,oranyotherelectronicdevice,sothattheycannotbe

walkedon,trippedover,pinchedbyyourcomputerorotherobjects,orin

anywaysubjectedtotreatmentthatcouldinterferewiththeoperationof

yourcomputer.

©CopyrightLenovo2012

v

Protectyourcomputeranddatawhenmovingit.

Beforemovingacomputerequippedwithaharddiskdrive,dooneofthe

following,andmakesurethatthe“powerswitch”onpage9

isofforisblinking:

•Turnitoff.

•PressFn+F4toputitinsleep(standby)mode

•PressFn+F12toputitinhibernationmode.

Thiswillhelptopreventdamagetothecomputer,andpossiblelossofdata.

Handleyourcomputergently.

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

yourcomputer,display,orexternaldevices.

Carryyourcomputercarefully.

•Useaqualitycarryingcasethatprovidesadequatecushioningandprotection.

•Donotpackyourcomputerinatightlypackedsuitcaseorbag.

•Beforeputtingyourcomputerinacarryingcase,makesurethatitisoff,insleep

(standby)mode(Fn+F4),orinhibernationmode(Fn+F12).Donotputacomputer

inacarryingcasewhileitisturnedon.

Importantsafetyinformation

Note:Readtheimportantsafetyinformationrst.

Thisinformationcanhelpyousafelyuseyournotebookpersonalcomputer.Followandretainallinformation

includedwithyourcomputer.Theinformationinthisdocumentdoesnotalterthetermsofyourpurchase

agreementortheLenovo

®

LimitedWarranty.Formoreinformation,seetheSafetyandWarrantyGuide

camewithyourcomputer.ThelatestSafetyandWarrantyGuidehasbeenuploadedontheWebsite

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

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,seetheSafetyandWarrantyGuidecamewithyourcomputer.ThelatestSafetyand

WarrantyGuidehasbeenuploadedontheWebsitehttp://www.lenovo.com/support.

Serviceandupgrades

DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteror

yourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyare

referredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomer

ReplaceableUnits,orCRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriatefor

©CopyrightLenovo2012

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.

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.

viiiUserGuide

DonotuseanypoweradapterthatshowscorrosionattheACinputpinsorshowssignsof

overheating(suchasdeformedplastic)attheACinputoranywhereonthepoweradapter.

Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionor

overheatingorwherethepowercordappearstohavebeendamagedinanyway.

Extensioncordsandrelateddevices

Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuse

areratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstrips

areused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformation

ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.

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.

©CopyrightLenovo2012

ix

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabel

attached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwith

oneoftheseparts,contactaservicetechnician.

Externaldevices

CAUTION:

DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and

1394cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoid

possibledamagetoattacheddevices,waitatleastvesecondsafterthecomputerisshutdownto

disconnectexternaldevices.

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.

xUserGuide

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.

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.

©CopyrightLenovo2012

xi

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.

xiiUserGuide

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

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.

©CopyrightLenovo2012

xiii

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthanthosespeciedherein

mightresultinhazardousradiationexposure.

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaserdiode.Notethefollowing.

Laserradiationwhenopen.Donotstareintothebeam,donotviewdirectlywithoptical

instruments,andavoiddirectexposuretothebeam.

Liquidcrystaldisplaynotice

CAUTION:

Forproductswithmercury-containinguorescentlamps(i.e.,non-LED)

•Theuorescentlampintheliquidcrystaldisplaycontainsmercury;disposeaccordingtolocal,

state,orfederallaws.

•TheLiquidcrystaldisplay(LCD)ismadeofglass,androughhandlingordroppingthecomputer

cancausetheLCDtobreak.IftheLCDbreaksandtheinternaluidgetsintoyoureyesoronyour

hands,immediatelywashtheaffectedareaswithwaterforatleast15minutes;ifanysymptoms

arepresentafterwashing,getmedicalcare.

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:

xivUserGuide

DANGER

Donotconnectphonelinewhileusingtabletmode.

NoticeforusersintheU.S.A.

ManyPCproductsandaccessoriescontaincords,cablesorwires,suchaspowercordsorcordstoconnect

theaccessorytoaPC.Ifthisproducthassuchacord,cableorwire,thenthefollowingwarningapplies:

WARNING

Handlingthecordonthisproductorcordsassociatedwithaccessoriessoldwiththisproductwillexpose

youtolead,achemicalknowntotheStateofCaliforniatocausecancer,andbirthdefectsorother

reproductiveharm.Washhandsafterhandling.

Savetheseinstructions.

xv

xviUserGuide

Chapter1.ProductOverview

Thischapterprovidesinformationaboutthelocationsofconnectors,locatingimportantproductinformation,

computerfeatures,specications,operatingenvironment,andpreinstalledsoftwareprograms.

Thischaptercontainsthefollowingtopics:

•“Locatingcomputercontrols,connectors,features,andindicators”onpage1

•“Locatingimportantproductinformation”onpage11

•“Features”onpage13

•“Specications”onpage14

•“Operatingenvironment”onpage15

•“ThinkVantageTechnologiesandsoftware”onpage16

Locatingcomputercontrols,connectors,features,andindicators

Thissectionintroducesyoutothehardwarefeaturesofyourcomputer,andthengivesyouthebasic

informationyou'llneedtostarttakingadvantageofitsfunctions.

•“Frontview”onpage2

•“Right-sideview”onpage4

•“Left-sideview”onpage5

•“Rearview”onpage8

•“Bottomview”onpage7

•“Statusindicators”onpage9

1

Frontview

Figure1.ThinkPadL420andL520frontview

1Computerdisplay

2Powerswitch

3Built-instereospeakers4TrackPointpointingstick

5TrackPointbuttons6Built-instereospeakers

7UltraConnectwirelessantennas(left)

8Integratedcamera

9Built-inmicrophone

10UltraConnectwirelessantennas(right)

11ThinkVantagebutton

12System-statusindicators

13Fingerprintreader14Power-statusindicators

15Bluetoothantenna

16PCIExpressMiniCardslotforwirelessLAN/WiMAX

17Touchpad18Touchpadbuttons

19Fnkey20Volumecontrolbuttons

1Computerdisplay

Thehigh-resolution,thin-lmtransistor(TFT)displayprovidesclearandbrillianttextandgraphics.

Fordetails,refertotheinstructionsin“Changingdisplaysettings”onpage48.

2Powerswitch

Thepowerswitchislitwheneverthecomputerisonandisnotlitwhenthecomputerisinsleep(standby)

mode.

Usethepowerswitchtoturnonthecomputer.Toturnoffyourcomputer,usetheStartmenushutdown

options.

Ifyoucannotturnoffthecomputerbythismethod,pressandholdthepowerswitchfor2seconds.

2UserGuide

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Lenovo 5016W78, THINKPAD L420, ThinkPad L421, THINKPAD L520 User manual

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