Operation Manual

Externaldevices
CAUTION:
DonotconnectordisconnectanyexternaldevicecablesotherthanUSBand1394cableswhilethe
computerpowerison;otherwise,youmightdamageyourcomputer.T oavoidpossibledamageto
attacheddevices,waitatleastfivesecondsafterthecomputerisshutdowntodisconnectexternal
devices.
Generalbatterynotice
DANGER
BatteriessuppliedbyLenovoforusewithyourproducthavebeentestedforcompatibilityand
shouldonlybereplacedwithapprovedparts.AbatteryotherthantheonespecifiedbyLenovo,ora
disassembledormodifiedbatteryisnotcoveredbythewarranty.
Batteryabuseormishandlingcancauseoverheat,liquidleakage,oranexplosion.Toavoidpossible
injury,dothefollowing:
Donotopen,dissemble,orserviceanybattery.
Donotcrushorpuncturethebattery.
Donotshort-circuitthebattery,orexposeittowaterorotherliquids.
Keepthebatteryawayfromchildren.
Keepthebatteryawayfromfire.
Stopusingthebatteryifitisdamaged,orifyounoticeanydischargeorthebuildupofforeign
materialsonthebatteryleads.
Storetherechargeablebatteriesorproductscontainingtherechargeablebatteriesatroom
temperature,chargedtoapproximately30to50%ofcapacity.Werecommendthatthebatteriesbe
chargedaboutonceperyeartopreventoverdischarge.
Donotputthebatteryintrashthatisdisposedofinlandfills.Whendisposingofthebattery,comply
withlocalordinancesorregulations.
Noticeforremovablerechargeablebattery
DANGER
Onlyrechargethebatterystrictlyaccordingtoinstructionsincludedintheproductdocumentation.
Ifthebatteryisincorrectlyreplaced,thereisdangerofanexplosion.Thebatterycontainsasmall
amountofharmfulsubstances.
xUserGuideThinkPadT560andP50s