Lenovo ThinkStation D20 Safety And Warranty Manual

ThinkStation

SafetyandWarrantyGuide

Note

Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstand

thefollowing:

•Chapter1“Importantsafetyinformation”onpage1

•Chapter3“LenovoLimitedWarranty”onpage21

•Chapter6“Notices”onpage41

FirstEdition(December2011)

©CopyrightLenovo2011.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:Ifdataorsoftwareisdelivered

pursuantaGeneralServicesAdministration“GSA”contract,use,reproduction,or

disclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents

Chapter1.Importantsafetyinformation............1

Conditionsthatrequireimmediateaction.............1

Generalsafetyguidelines..................2

Serviceandupgrades..................2

Staticelectricityprevention.................3

Powercordsandpoweradapters...............4

Voltage-selectionswitch..................5

Extensioncordsandrelateddevices..............5

Plugsandoutlets....................6

Externaldevices....................6

Batteries.......................6

Heatandproductventilation................7

Operatingenvironment..................8

Electricalcurrentsafetyinformation...............8

Lithiumcoincellbatterynotice...............10

Modemsafetyinformation.................10

Lasercompliancestatement................10

Powersupplystatement.................11

Productswithtelevisiontuneroptionsinstalled..........11

NotetoCATVsysteminstaller...............12

Exampleofantennagrounding..............12

Datasafety......................13

Cleaningandmaintenance.................13

Usingheadphonesorearphones...............13

Additionalsafetyinformation................14

Additionalsafetyrequirement................14

Rackshelfsafetyinformation................15

Chapter2.Informationresources..............17

UserGuide......................17

LenovoThinkVantageTools................17

LenovoWebsite(http://www.lenovo.com)...........18

LenovoSupportWebsite.................18

Recordingyourcomputerinformation.............18

Chapter3.LenovoLimitedWarranty.............21

Part1-GeneralTerms..................21

©CopyrightLenovo2011i

Part2-Country-specicTerms...............25

Part3-WarrantyServiceInformation.............28

SuplementodeGarantíaparaMéxico.............31

Chapter4.WorldwideLenovoSupporttelephonelist.......33

Chapter5.CustomerReplaceableUnits(CRUs).........39

Chapter6.Notices...................41

Exportclassicationnotice................42

Televisionoutputnotice..................42

Trademarks......................42

Electronicemissionsnotices................42

FederalCommunicationsCommissionDeclarationofConformity...43

FederalCommunicationsCommission(FCC)andtelephonecompany

requirements.....................45

CanadianDepartmentofCommunicationscerticationlabel.....46

Replacementpowercords.................47

PolyvinylChloride(PVC)cableandcordnotice..........47

Chinasubstancedisclosuretable..............48

ChinarecyclinginformationforWasteElectricalandElectronicEquipment

(WEEE).......................48

Turkishstatementofcompliance...............48

UkraineRoHSStatement.................49

ImportantinformationfortheEuropeanDirective2002/96/EC.....49

Recyclinginformation..................49

ENERGYSTARmodelinformation..............51

NoticeforRegulatoryinformation..............52

iiThinkStationSafetyandWarrantyGuide

Chapter1.Importantsafetyinformation

Note:Besuretoreadandunderstandtheimportantsafetyinformationrst.

Thisinformationcanhelpyousafelyuseyourdesktop,workstation,ornotebook

personalcomputer.Followandretainallinformationincludedwithyourcomputer.

Theinformationinthisdocumentdoesnotalterthetermsofyourpurchase

agreementortheLenovo

®

LimitedWarranty.Formoreinformation,referto

Chapter3“LenovoLimitedWarranty”onpage21

.

Customersafetyisimportant.Ourproductsaredevelopedtobesafeand

effective.However,personalcomputersareelectronicdevices.Powercords,

poweradapters,andotherfeaturescancreatepotentialsafetyrisksthatcanresult

inphysicalinjuryorpropertydamage,especiallyifmisused.Toreducetheserisks,

followtheinstructionsincludedwithyourproduct,observeallwarningsonthe

productandintheoperatinginstructions,andreviewtheinformationincludedin

thisdocumentcarefully.Bycarefullyfollowingtheinformationcontainedinthis

documentandprovidedwithyourproduct,youcanhelpprotectyourselffrom

hazardsandcreateasafercomputerworkenvironment.

Note:Thisinformationincludesreferencestopoweradaptersandbatteries.In

additiontonotebookcomputers,someproducts(suchasspeakersandmonitors)

areshippedwithexternalpoweradapters.Ifyouhavesuchaproduct,this

informationappliestoyourproduct.Inaddition,computerproductscontaina

coin-sizedinternalbatterythatprovidespowertothesystemclockevenwhenthe

computerisunplugged,sothebatterysafetyinformationappliestoallcomputer

products.

Conditionsthatrequireimmediateaction

Productscanbecomedamagedduetomisuseorneglect.Someproduct

damageisseriousenoughthattheproductshouldnotbeusedagainuntil

ithasbeeninspectedand,ifnecessary,repairedbyanAuthorizedService

Provider.

Aswithanyelectronicdevice,paycloseattentiontotheproductwhenitis

turnedon.Onveryrareoccasions,youmightnoticeanodororseeapuff

ofsmokeorsparksventfromyourproduct.Oryoumighthearsoundslike

popping,cracking,orhissing.Theseconditionsmightmerelymeanthatan

internalelectroniccomponenthasfailedinasafeandcontrolledmanner.Or,

theymightindicateapotentialsafetyissue.However,donottakerisksor

attempttodiagnosethesituationyourself.ContacttheCustomerSupport

Centerforfurtherguidance.ForalistofServiceandSupportphonenumbers,

seeChapter4“WorldwideLenovoSupporttelephonelist”onpage33

.

Frequentlyinspectyourcomputeranditscomponentsfordamage,wear,

orsignsofdanger.Ifyouhaveanyquestionabouttheconditionofa

©CopyrightLenovo20111

component,donotusetheproduct.ContacttheCustomerSupportCenter

ortheproductmanufacturerforinstructionsonhowtoinspecttheproduct

andhaveitrepaired,ifnecessary.

Intheunlikelyeventthatyounoticeanyofthefollowingconditions,orifyou

haveanysafetyconcernswithyourproduct,stopusingtheproductand

unplugitfromthepowersourceandtelecommunicationlinesuntilyoucan

speaktotheCustomerSupportCenterforfurtherguidance.

•Powercords,plugs,poweradapters,extensioncords,surgeprotectors,or

powersuppliesthatarecracked,broken,ordamaged.

•Signsofoverheating,smoke,sparks,orre.

•Damagetoabattery(suchascracks,dents,orcreases),dischargefroma

battery,orabuildupofforeignsubstancesonthebattery.

•Acracking,hissing,orpoppingsound,orstrongodorthatcomesfromthe

product.

•Signsthatliquidhasbeenspilledoranobjecthasfallenontothecomputer

product,thepowercord,orpoweradapter.

•Thecomputerproduct,powercord,orpoweradapterhasbeenexposedto

water.

•Theproducthasbeendroppedordamagedinanyway.

•Theproductdoesnotoperatenormallywhenyoufollowtheoperating

instructions.

Note:Ifyounoticetheseconditionswithaproduct(suchasanextensioncord)

thatisnotmanufacturedfororbyLenovo,stopusingthatproductuntilyou

cancontacttheproductmanufacturerforfurtherinstructions,oruntilyougeta

suitablereplacement.

Generalsafetyguidelines

Alwaysobservethefollowingprecautionstoreducetheriskofinjuryandproperty

damage.

Serviceandupgrades

Donotattempttoserviceaproductyourselfunlessinstructedtodosobythe

CustomerSupportCenteroryourdocumentation.OnlyuseaServiceProvider

whoisapprovedtorepairyourparticularproduct.

2ThinkStationSafetyandWarrantyGuide

Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.

Upgradestypicallyarereferredtoasoptions.Replacementpartsapproved

forcustomerinstallationarereferredtoasCustomerReplaceableUnits,or

CRUs.Lenovoprovidesdocumentationwithinstructionswhenitisappropriate

forcustomerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowall

instructionswheninstallingorreplacingparts.TheOffstateofapowerindicator

doesnotnecessarilymeanthatvoltagelevelsinsideaproductarezero.Before

youremovethecoversfromaproductequippedwithapowercord,alwaysmake

surethatthepoweristurnedoffandthattheproductisunpluggedfromany

powersource.FormoreinformationonCRUs,refertotheThinkStationHardware

InstallationandReplacementGuideforthisproduct.Ifyouhaveanyquestions

orconcerns,contacttheCustomerSupportCenter.

Althoughtherearenomovingpartsinyourcomputerafterthepowercordhas

beendisconnected,thefollowingwarningsarerequiredforyoursafety.

CAUTION:

Hazardousmovingparts.Keepngersandotherbodypartsaway.

CAUTION:

BeforereplacinganyCRUs,turnoffthecomputerandwaitthreetove

minutestoletthecomputercoolbeforeopeningthecover.

Staticelectricityprevention

Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputer

componentsandoptions.Improperhandlingofstatic-sensitivepartscancause

damagetothepart.WhenyouunpackanoptionorCRU,donotopenthe

static-protectivepackagecontainingthepartuntiltheinstructionsdirectyouto

installit.

WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,take

thefollowingprecautionstoavoidstatic-electricitydamage:

Chapter1.Importantsafetyinformation3

•Limityourmovement.Movementcancausestaticelectricitytobuildup

aroundyou.

•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,and

othercircuitboardsbytheedges.Nevertouchexposedcircuitry.

•Preventothersfromtouchingcomponents.

•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protective

packagecontainingtheparttoametalexpansion-slotcoverorotherunpainted

metalsurfaceonthecomputerforatleasttwoseconds.Thisreducesstatic

electricityinthepackageandyourbody.

•Whenpossible,removethestatic-sensitivepartfromthestatic-protective

packagingandinstallthepartwithoutsettingitdown.Whenthisisnot

possible,placethestatic-protectivepackagingonasmooth,levelsurface

andplacethepartonit.

•Donotplacethepartonthecomputercoverorothermetalsurface.

Powercordsandpoweradapters

Useonlythepowercordsandpoweradapterssuppliedbytheproduct

manufacturer.

Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH05VV-F,

3G,0.75mm

2

,orbetter.Forothercountries,thesuitabletypesshallbeused

accordingly.

Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocan

stressthecordinwaysthatcancausethecordtofray,crack,orcrimp.This

canpresentasafetyhazard.

Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,or

pinchedbyobjects.

Protectpowercordandpoweradaptersfromliquids.Forinstance,donotleave

yourpowercordorpoweradapternearsinks,tubs,toilets,oronoorsthatare

cleanedwithliquidcleansers.Liquidscancauseashortcircuit,particularlyifthe

powercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocan

causegradualcorrosionofpowercordterminalsand/ortheconnectorterminals

onapoweradapter,whichcaneventuallyresultinoverheating.

Alwaysconnectpowercordsandsignalcablesinthecorrectorderandensurethat

allpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.

Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshows

signsofoverheating(suchasdeformedplastic)attheacinputoranywhereon

thepoweradapter.

4ThinkStationSafetyandWarrantyGuide

Donotuseanypowercordswheretheelectricalcontactsoneitherendshow

signsofcorrosionoroverheatingorwherethepowercordappearstohavebeen

damagedinanyway.

Voltage-selectionswitch

Somecomputersareequippedwithavoltage-selectionswitchlocatednearthe

power-cordconnectionpointonthecomputerandsomecomputersdonot

haveavoltage-selectionswitch.Beforeyouinstallyourcomputerorrelocate

yourcomputertoanothercountryorregion,youmustbecertainthatyouhave

matchedyourcomputertothevoltageavailableatyourelectricaloutlet.

CAUTION:

Youmustknowthevoltageoftheelectricalconnection(outlet)whereyour

computerwillbeconnected.Ifyoudonotknowthevoltage,contactyour

localelectriccompanyorrefertoofcialWebsitesorotherliteraturefor

travelerstothecountryorregionwhereyouarelocated.

Ifyourcomputerhasavoltage-selectionswitch,youmustsettheswitchtomatch

thevoltageavailableatyourelectricaloutlet.Settingthevoltage-selectionswitch

incorrectlywillcausethecomputertomalfunctionandmightcausepermanent

damagetothecomputer.Donotconnectthecomputertoanelectricaloutletuntil

youhaveveriedthatthevoltage-selectionswitchsettingmatchesthevoltage

availableattheelectricaloutlets.

Ifyourcomputerdoesnothaveavoltage-selectionswitch,inspectthe

voltage-ratinglabelonthebottomofthecomputerandnotethefollowing:

•Ifthevoltage-ratinglabelshowsarangeofeither“100-127V”or“200-240V,”

youmustensurethatthevoltageprovidedattheelectricaloutletmatchesthe

voltageratingonthecomputerlabel.Ifitdoesnotmatch,donotattemptto

connectthecomputertotheelectricaloutlet,unlessanexternaldevicesuch

asavoltage-convertingtransformerisused.

•Ifthevoltage-ratinglabelshowsadualrangeof“100-127V”and“200-240

V,”thissigniesthatthecomputerissuitableforworldwideoperationand

thecomputerwillautomaticallyadjusttothevoltageattheelectricaloutlet

regardlessofthecountryorregionwherethecomputerisbeingconnected.

Extensioncordsandrelateddevices

Ensurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,and

powerstripsthatyouuseareratedtohandletheelectricalrequirementsofthe

product.Neveroverloadthesedevices.Ifpowerstripsareused,theloadshould

notexceedthepowerstripinputrating.Consultanelectricianformoreinformation

ifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.

Chapter1.Importantsafetyinformation5

Plugsandoutlets

Ifareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipment

appearstobedamagedorcorroded,donotusetheoutletuntilitisreplacedby

aqualiedelectrician.

Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturer

toobtainareplacement.

Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthat

drawlargeamountsofelectricity;otherwise,unstablevoltagemightdamageyour

computer,data,orattacheddevices.

Someproductsareequippedwithathree-prongedplug.Thisplugtsonlyinto

agroundedelectricaloutlet.Thisisasafetyfeature.Donotdefeatthissafety

featurebytryingtoinsertitintoanon-groundedoutlet.Ifyoucannotinsertthe

plugintotheoutlet,contactanelectricianforanapprovedoutletadapteror

toreplacetheoutletwithonethatenablesthissafetyfeature.Neveroverload

anelectricaloutlet.Theoverallsystemloadshouldnotexceed80percentof

thebranchcircuitrating.Consultanelectricianformoreinformationifyouhave

questionsaboutpowerloadsandbranchcircuitratings.

Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,

andlocatedclosetotheequipment.Donotfullyextendpowercordsinaway

thatwillstressthecords.

Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentforthe

productyouareinstalling.

Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.

Externaldevices

DonotconnectordisconnectanyexternaldevicecablesotherthanUniversal

SerialBus(USB)and1394cableswhilethecomputerpowerison;otherwise,you

mightdamageyourcomputer.Toavoidpossibledamagetoattacheddevices,

waitatleastvesecondsafterthecomputerisshutdowntodisconnectexternal

devices.

Batteries

AllpersonalcomputersmanufacturedbyLenovocontainanon-rechargeable

coincellbatterytoprovidepowertothesystemclock.Inaddition,manymobile

products,suchasnotebookcomputers,utilizearechargeablebatterypackto

providesystempowerwheninportablemode.BatteriessuppliedbyLenovofor

usewithyourproducthavebeentestedforcompatibilityandshouldonlybe

replacedwithapprovedparts.

Neverattempttoopenorserviceanybattery.Donotcrush,puncture,orincinerate

batteriesorshortcircuitthemetalcontacts.Donotexposethebatterytowater

6ThinkStationSafetyandWarrantyGuide

orotherliquids.Onlyrechargethebatterypackstrictlyaccordingtoinstructions

includedintheproductdocumentation.

Batteryabuseormishandlingcancausethebatterytooverheat,whichcancause

gassesorameto“vent”fromthebatterypackorcoincell.Ifyourbatteryis

damaged,orifyounoticeanydischargefromyourbatteryorthebuildupofforeign

materialsonthebatteryleads,stopusingthebatteryandobtainareplacement

fromthebatterymanufacturer.

Batteriescandegradewhentheyareleftunusedforlongperiodsoftime.For

somerechargeablebatteries(particularlyLithiumIonbatteries),leavingabattery

unusedinadischargedstatecouldincreasetheriskofabatteryshortcircuit,

whichcouldshortenthelifeofthebatteryandcanalsoposeasafetyhazard.Do

notletrechargeableLithium-Ionbatteriescompletelydischargeorstorethese

batteriesinadischargedstate.

Heatandproductventilation

Computers,poweradapters,andmanyaccessoriescangenerateheatwhen

turnedonandwhenbatteriesarecharging.Alwaysfollowthesebasicprecautions:

•Donotleaveyourcomputer,poweradapter,oraccessoriesincontactwith

yourlaporanypartofyourbodyforanextendedperiodwhentheproducts

arefunctioningorwhenthebatteryischarging.Yourcomputer,poweradapter,

andmanyaccessoriesproducesomeheatduringnormaloperation.Extended

contactwiththebodycouldcausediscomfortor,potentially,askinburn.

•Donotchargethebatteryoroperateyourcomputer,poweradapter,or

accessoriesnearammablematerialsorinexplosiveenvironments.

•Ventilationslots,fans,andheatsinksareprovidedwiththeproductforsafety,

comfort,andreliableoperation.Thesefeaturesmightinadvertentlybecome

blockedbyplacingtheproductonabed,sofa,carpet,orotherexiblesurface.

Neverblock,cover,ordisablethesefeatures.

Inspectyourdesktopcomputerfordustaccumulationatleastonceeverythree

months.Beforeinspectingyourcomputer,turnoffthepowerandunplugthe

computer'spowercordfromtheelectricaloutlet;thenremoveanydustfrom

ventsandperforationsinthebezel.Ifyounoticeexternaldustaccumulation,then

examineandremovedustfromtheinsideofthecomputerincludingheatsinkinlet

ns,powersupplyvents,andfans.Alwaysturnoffandunplugthecomputer

beforeopeningthecover.Ifpossible,avoidoperatingyourcomputerwithin

twofeetofhigh-trafcareas.Ifyoumustoperateyourcomputerinorneara

high-trafcarea,inspectand,ifnecessary,cleanyourcomputermorefrequently.

Foryoursafetyandtomaintainoptimumcomputerperformance,alwaysfollow

thesebasicprecautionswithyourdesktopcomputer:

•Keepthecoverclosedwheneverthecomputerispluggedin.

•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.

Chapter1.Importantsafetyinformation7

•Removedustfromventsandanyperforationsinthebezel.Morefrequent

cleaningsmightberequiredforcomputersindustyorhigh-trafcareas.

•Donotrestrictorblockanyventilationopenings.

•Donotstoreoroperateyourcomputerinsidefurniture,asthismightincrease

theriskofoverheating.

•Airowtemperaturesintothecomputershouldnotexceed35℃(95℉).

•Donotinstallairltrationdevices.Theymayinterferewithpropercooling.

Operatingenvironment

Theoptimalenvironmentinwhichtouseyourcomputeris10℃-35℃(50℉-95℉)

withhumidityrangingbetween35%and80%.Ifyourcomputerisstoredor

transportedintemperatureslessthan10℃(50℉),allowthecoldcomputertorise

slowlytoanoptimaloperatingtemperatureof10℃-35℃(50℉-95℉)beforeuse.

Thisprocesscouldtaketwohoursinextremeconditions.Failuretoallowyour

computertorisetoanoptimaloperatingtemperaturebeforeusecouldresultin

irreparabledamagetoyourcomputer.

Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirect

exposuretosunshine.

Keepelectricalappliancessuchasanelectricfan,radio,high-poweredspeakers,

airconditioner,andmicrowaveovenawayfromyourcomputerbecausethestrong

magneticeldsgeneratedbytheseappliancescandamagethemonitoranddata

ontheharddiskdrive.

Donotplaceanybeveragesontopoforbesidethecomputerorotherattached

devices.Ifliquidisspilledonorinthecomputeroranattacheddevice,ashort

circuitorotherdamagemightoccur.

Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboard

cancausedamage.

Electricalcurrentsafetyinformation

DANGER

Electricalcurrentfrompower,telephone,andcommunicationcablesis

hazardous.

Toavoidashockhazard:

•Topreventpossibleshockhazard,donotuseyourcomputerduringa

lightningstorm.

•Donotconnectordisconnectanycablesorperforminstallation,

maintenance,orrecongurationofthisproductduringanelectricalstorm.

8ThinkStationSafetyandWarrantyGuide

•Connectallpowercordstoaproperlywiredandgroundedelectrical

outlet.

•Connecttoproperlywiredoutletsanyequipmentthatwillbeattached

tothisproduct.

•Whenpossible,useonehandonlytoconnectordisconnectsignalcables.

•Neverturnonanyequipmentwhenthereisevidenceofre,water,or

structuraldamage.

•Disconnecttheattachedpowercords,telecommunicationssystems,

networks,andmodemsbeforeyouopenthedevicecovers,unless

instructedotherwiseintheinstallationandcongurationprocedures.

•Connectanddisconnectcablesasdescribedinthefollowingtablewhen

installing,moving,oropeningcoversonthisproductorattacheddevices.

Toconnect:

1.TurneverythingOFF.

2.First,attachallcablestodevices.

3.Attachsignalcablestoconnectors.

4.Attachpowercordstooutlet.

5.TurndevicesON.

Todisconnect:

1.TurneverythingOFF.

2.First,removepowercordsfromoutlet.

3.Removesignalcablesfrom

connectors.

4.Removeallcablesfromdevices.

Chapter1.Importantsafetyinformation9

Lithiumcoincellbatterynotice

DANGER

Dangerofexplosionifbatteryisincorrectlyreplaced.

Whenreplacingthelithiumcoincellbattery,useonlythesameoran

equivalenttypethatisrecommendedbythemanufacturer.Thebattery

containslithiumandcanexplodeifnotproperlyused,handled,ordisposed

of.

Donot:

•Throworimmerseintowater

•Heattomorethan100°C(212°F)

•Repairordisassemble

Disposeofthebatteryasrequiredbylocalordinancesorregulations.

ThefollowingstatementappliestousersinthestateofCalifornia,U.S.A.

CaliforniaPerchlorateInformation:

ProductscontainingCR(manganesedioxide)lithiumcoincellbatteries

maycontainperchlorate.

PerchlorateMaterial-specialhandlingmayapply,See

www.dtsc.ca.gov/hazardouswaste/perchlorate

Modemsafetyinformation

CAUTION:

Toreducetheriskofre,useonlyNo.26AWGorlarger(forexample,No.24

AWG)telecommunicationlinecordlistedbyUnderwritersLaboratories(UL)

orcertiedbytheCanadianStandardsAssociation(CSA).

Lasercompliancestatement

10ThinkStationSafetyandWarrantyGuide

CAUTION:

Whenlaserproducts(suchasCD-ROMs,DVDdrives,beropticdevices,or

transmitters)areinstalled,notethefollowing:

•Donotremovethecovers.Removingthecoversofthelaserproduct

couldresultinexposuretohazardouslaserradiation.Thereareno

serviceablepartsinsidethedevice.

•Useofcontrolsoradjustmentsorperformanceofproceduresotherthan

thosespeciedhereinmightresultinhazardousradiationexposure.

DANGER

SomelaserproductscontainanembeddedClass3AorClass3Blaser

diode.Notethefollowing.

Laserradiationwhenopen.Donotstareintothebeam,donotview

directlywithopticalinstruments,andavoiddirectexposuretothebeam.

Powersupplystatement

Neverremovethecoveronapowersupplyoranypartthathasthefollowing

labelattached.

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponent

thathasthislabelattached.Therearenoserviceablepartsinsidethese

components.Ifyoususpectaproblemwithoneoftheseparts,contactaservice

technician.

Productswithtelevisiontuneroptionsinstalled

Thenoticebelowappliestoproductscontainingtelevision(TV)tunerdevicesthat

connecttoexternalantennasortocable/CATVsystems,orboth,andthatare

intendedtobeinstalledinNorthAmerica.Usersandinstallersinothercountries

shouldfollowlocalcodesandordinanceswheninstallingappliancesthatconnect

toexternalantennasandcable/CATVsystems.Iflocalcodesarenotapplicable,it

isrecommendedthatusers/installersfollowguidelinessimilartothosethatfollow.

Chapter1.Importantsafetyinformation11

NotetoCATVsysteminstaller

ThisreminderisprovidedtocalltheCATVsysteminstaller'sattentiontoArticle

820-40oftheNationalElectricalCode(NEC)thatprovidesguidelinesforproper

groundingand,inparticular,speciesthatthecablegroundshallbeconnectedto

thegroundingsystemofthebuilding,ascloseaspossibletothepointofcable

entryaspractical.

Exampleofantennagrounding

1

Groundclamp

5

Powerservicegrounding

electrodesystem(NECArticle

250,PartH)

2

Antennalead-inwire

6

Groundclamps

3

Antennadischargeunit(NEC

Section810-20)

7

Electronicserviceequipment

4

Groundingconductors(NEC

Section810-21)

Figure1.Propergroundingforthecable

12ThinkStationSafetyandWarrantyGuide

Thefollowingnoticeappliestoallcountriesandregions:

DANGER

Outdoor

antenna

grounding

Ifanoutsideantennaorcablesystemisconnectedto

theequipment,besuretheantennaorcablesystem

isgroundedastoprovidesomeprotectionagainst

voltagesurgesandbuilt-upstaticcharges.

LightningForaddedprotectionforthisequipmentduringa

lightningstorm,orwhenitisleftunattendedand

unusedforlongperiodsoftime,unplugitfromthewall

outletanddisconnecttheantennaorcablesystem.

Thiswillpreventdamagetothevideoproductdueto

lightningandpowerlinesurges.

PowerlinesAnoutsideantennasystemshouldnotbelocatedin

thevicinityofoverheadpowerlinesorwhereitcanfall

intosuchpowerlinesorcircuits.Wheninstallingan

outsideantennasystem,extremecareshouldbetaken

tokeepfromtouchingsuchpowerlinesorcircuits,as

contactwiththemmaybefatal.

Datasafety

Donotdeleteunknownlesorchangethenameoflesordirectoriesthatwere

notcreatedbyyou;otherwise,yourcomputersoftwaremightfailtowork.

Beawarethataccessingnetworkresourcescanleaveyourcomputervulnerable

tocomputerviruses,hackers,spyware,andothermaliciousactivitiesthatmight

damageyourcomputer,software,ordata.Itisyourresponsibilitytoensurethat

youhaveadequateprotectionintheformofrewalls,antivirussoftware,and

anti-spywaresoftwareandkeepthissoftwareuptodate.

Cleaningandmaintenance

Keepyourcomputerandworkspaceclean.Shutdownthecomputerandthen

disconnectthepowercordbeforecleaningthecomputer.Donotsprayanyliquid

detergentdirectlyonthecomputeroruseanydetergentcontainingammable

materialtocleanthecomputer.Spraythedetergentonasoftclothandthen

wipethecomputersurfaces.

Usingheadphonesorearphones

Ifyourcomputerhasbothaheadphoneconnectorandanaudioline-out

connector,alwaysusetheheadphoneconnectorforheadphones(alsocalleda

headset)orearphones.

Chapter1.Importantsafetyinformation13

CAUTION:

Excessivesoundpressurefromearphonesandheadphonescancause

hearingloss.Adjustmentoftheequalizertomaximumincreasesthe

earphoneandheadphoneoutputvoltageandthesoundpressurelevel.

Therefore,toprotectyourhearing,adjusttheequalizertoanappropriate

level.

Excessiveuseofheadphonesorearphonesforalongperiodoftimeathigh

volumecanbedangerousiftheoutputoftheheadphoneorearphoneconnectors

donotcomplywithspecicationsofEN50332-2.Theheadphoneoutput

connectorofyourcomputercomplieswithEN50332-2Subclause7.This

specicationlimitsthecomputer’smaximumwidebandtrueRMSoutputvoltage

to150mV.Tohelpprotectagainsthearingloss,ensurethattheheadphonesor

earphonesyouusealsocomplywithEN50332-2(Clause7Limits)forawideband

characteristicvoltageof75mV.UsingheadphonesthatdonotcomplywithEN

50332-2canbedangerousduetoexcessivesoundpressurelevels.

IfyourLenovocomputercamewithheadphonesorearphonesinthepackage,

asaset,thecombinationoftheheadphonesorearphonesandthecomputer

alreadycomplieswiththespecicationsofEN50332-1.Ifdifferentheadphones

orearphonesareused,ensurethattheycomplywithEN50332-1(Clause6.5

LimitationValues).UsingheadphonesthatdonotcomplywithEN50332-1canbe

dangerousduetoexcessivesoundpressurelevels.

Additionalsafetyinformation

CAUTION:

Plasticbagscanbedangerous.Keepplasticbagsawayfrombabiesand

childrentoavoiddangerofsuffocation.

Additionalsafetyrequirement

CAUTION:

SomemodelsofThinkStation®computersrequiretwopeopletoliftand

orcarry.

14ThinkStationSafetyandWarrantyGuide

Rackshelfsafetyinformation

YourThinkStationcomputercanbeusedonarackshelf.Wheninstallingthe

computeronarackshelf,makesuretoleaveatleasta12.70cm(5inches)space

betweenthefrontedgeoftherackshelfandyourcomputerforreprotection.

Chapter1.Importantsafetyinformation15

16ThinkStationSafetyandWarrantyGuide

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Lenovo ThinkStation D20 Safety And Warranty Manual

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