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EnablingthebatteryalarmontheWindows7operatingsystem
FortheWindows7operatingsystem,youcanprogramyourcomputersothatwhenthebatterypowerfalls
belowacertainlevel,threeeventsoccur:thealarmgoesoff,amessageisdisplayed,andtheLCDis
turnedoff.
Toenablethebatteryalarm,dothefollowing:
1.StartthePowerManagerprogram.
2.ClicktheGlobalPowerSettingstab.
3.ForLowbatteryalarmorCriticallylowbatteryalarm,setthepercentageofthepowerlevelandset
theaction.
Note:Ifyourcomputerenterssleeporhibernationmodewhenthebatteryislow,butthealarmmessage
hasnotyetbeendisplayed,themessagewillbedisplayedwhenthecomputerresumes.Toresumenormal
operation,whenthemessageisdisplayed,clickOK.
Usingtheacpoweradapter
Thepowertorunyourcomputercancomeeitherfromthelithium-ion(Li-ion)batterypackofyourcomputer,
orfromacpowerthroughtheacpoweradapter.Whileyouuseacpower,thebatterychargesautomatically.
Theacpoweradapterthatcomeswithyourcomputerhastwobasiccomponents:
Thetransformerpackthatconvertsacpowerforusewiththecomputer.
Thepowercordthatplugsintotheacoutletandintothetransformerpack.
Attention:Usinganimproperpowercordmightcauseseveredamagetoyourcomputer.
Connectingtheacpoweradapter
Toconnecttheacpoweradapter,dothefollowing.
Note:Ensurethatyouperformtheactionsinthefollowingorder:
1.Connectthepowercordtoanelectricaloutlet.
2.Connectthepowercordtothetransformerpack.
3.Connecttheacpoweradaptertotheacpowerconnectorofthecomputer.
Tipsonusingtheacpoweradapter
Whentheacpoweradapterisnotinuse,disconnectitfromtheelectricaloutlet.
Donotbindthepowercordtightlyaroundtheacpoweradaptertransformerpackwhenitisconnectedto
thetransformer.
Beforeyouchargethebattery,makesurethatitstemperatureisatleast10°C(50°F).
Youcanchargethebatterywhentheacpoweradapterisconnectedtothecomputerandthebatteryis
installed.Youneedtochargethebatteryinanyofthefollowingconditions:
Anewbatteryisinstalled.
Thepercentageofpowerremainingislow.
Thebatteryhasnotbeenusedforalongtime.
Chargingthebattery
Whenyoundthatthepercentageofpowerremainingisloworwhenthepoweralarmalertsyouthatthe
remainingpowerislow,youneedtochargeyourbatteryorreplaceitwithachargedbattery.
Chapter2.Usingyourcomputer25
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