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”fromthebatterypackorcoincell.Ifyounoticeanysignsofbulging,leakageorcorrosion
ontheexterioroftheproduct,thismaybetheresultofaninternalbatteryfault.Ifthisoccurs,stop
usingtheproductimmediatelyandpleasecontacttheLenovoSupportteamforfurtherinstructions.
Factoryreplacementofthebatteriesmayberequired.
Batteriescandegradewhentheyareleftunusedforlongperiodsoftime.Forsomerechargeable
batteries(particularlyLithiumIonbatteries),leavingabatteryunusedinadischargedstatecould
increasetheriskofabatteryshortcircuit,whichcouldshortenthelifeofthebatteryandcanalso
poseasafetyhazard.DonotletrechargeableLithium-Ionbatteriescompletelydischargeorstore
thesebatteriesinadischargedstate.
Built-inrechargeablebatterynotice
DANGER
Donotattempttoreplacetheinternalrechargeablelithiumionbatteries.ContactLenovoSupport
forfactoryreplacement.
xUserGuide