ThinkPad S540 - External Devices

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabel
attached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwith
oneoftheseparts,contactaservicetechnician.
Externaldevices
CAUTION:
DonotconnectordisconnectanyexternaldevicecablesotherthanUSBcablewhilethecomputer
powerison;otherwise,youmightdamageyourcomputer.Toavoidpossibledamagetoattached
devices,waitatleastfivesecondsafterthecomputerisshutdowntodisconnectexternaldevices.
Generalbatterynotice
DANGER
PersonalcomputersmanufacturedbyLenovocontainacoin-cellbatterytoprovidepowerto
thesystemclock.Inaddition,manymobileproducts,suchasnotebookcomputers,utilizea
rechargeablebatterypacktoprovidesystempowerwheninportablemode.Batteriessuppliedby
Lenovoforusewithyourproducthavebeentestedforcompatibilityandshouldonlybereplaced
withapprovedparts.
Neverattempttoopenorserviceanybattery.Donotcrush,puncture,orincineratebatteriesor
shortcircuitthemetalcontacts.Donotexposethebatterytowaterorotherliquids.Onlyrecharge
thebatterypackstrictlyaccordingtoinstructionsincludedintheproductdocumentation.
Batteryabuseormishandlingcancausethebatterytooverheat,whichcancausegassesorflame
to“vent”fromthebatterypackorcoin-cell.Ifyounoticeanysignsofbulging,leakageorcorrosion
ontheexterioroftheproduct,thismaybetheresultofaninternalbatteryfault.Ifthisoccurs,stop
usingtheproductimmediatelyandpleasecontacttheLenovoSupportteamforfurtherinstructions.
Factoryreplacementofthebatteriesmayberequired.
Batteriescandegradewhentheyareleftunusedforlongperiodsoftime.Forsomerechargeable
batteries(particularlyLithiumIonbatteries),leavingabatteryunusedinadischargedstatecould
increasetheriskofabatteryshortcircuit,whichcouldshortenthelifeofthebatteryandcanalso
poseasafetyhazard.DonotletrechargeableLithium-Ionbatteriescompletelydischargeorstore
thesebatteriesinadischargedstate.
Donotattempttoreplacetheinternalbatteries:
ReplacementofanybatteriesinsideofyourcomputermustbedonebyaLenovo-authorizedrepairfacility
oraLenovo-authorizedtechnician.TheLenovo-authorizedrepairfacilitiesortechniciansrecycleLenovo
batteriesaccordingtolocallawsandregulations.
Built-inrechargeablebatterynotice
DANGER
Donotattempttoreplacetheinternalrechargeablelithiumionbatteries.ContactLenovoSupport
forfactoryreplacement.
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