Lenovo ThinkPad Edge E425 - Checking Battery Status; Using the Ac Power Adapter; Charging the Battery

Checkingbatterystatus
ThePowerManagerbatterygaugeonthetaskbardisplaysthepercentageofbatterypowerremaining.
Therateatwhichyouusebatterypowerwilldeterminehowlongyoucanusethebatteryofyourcomputer
betweencharges.Becauseeachcomputeruserhasdifferenthabitsandneeds,itisdifculttopredicthow
longabatterychargewilllast.Therearetwomainfactors:
•Howmuchenergyisstoredinthebatterywhenyoubegintowork.
•Thewayyouuseyourcomputer:howoftenyouaccesstheharddiskdrive,howbrightyoumakethe
computerdisplay.
Usingtheacpoweradapter
Thepowertorunyourcomputercancomeeitherfromthelithium-ion(Li-ion)batterypackprovidedwithit,
orfromacpowerthroughtheacpoweradapter.Whileyouuseacpower,thebatterychargesautomatically.
Theacpoweradapterthatcomeswithyourcomputerhastwobasiccomponents:
•Thetransformerpackthatconvertsacpoweradapterforusewiththecomputer.
•Thepowercordthatplugsintotheacoutletandintothetransformerpack.
Attention:Usinganimproperpowercordcouldcauseseveredamagetoyourcomputer.
Connectingtheacpoweradapter
Tousetheacpoweradapter,dothefollowing.Besuretotakethesestepsintheorderinwhichtheyare
givenhere.
1.Connecttheacpoweradaptertothepowerjackofthecomputer.
2.Connectthepowercordtothetransformerpack.
3.Plugthepowercordintoanelectricaloutlet.
Tipsonusingtheacpoweradapter
•Whentheacpoweradapterisnotinuse,disconnectitfromtheelectricaloutlet.
•Donotbindthepowercordtightlyaroundtheacpoweradaptertransformerpackwhenitisconnectedto
thetransformer.
•Beforeyouchargethebattery,makesurethatitstemperatureisatleast10degreesCelsius(50degrees
Fahrenheit).
•Youcanchargethebatterywhentheacpoweradapterisconnectedtothecomputerandthebatteryis
installed.Youneedtochargeitinanyofthefollowingconditions:
–Whenyoupurchaseanewbattery
–Ifthebatterymeteratthebottomofyourdisplayshowsthebatterychargeislow
–Ifthebatteryhasnotbeenusedforalongtime
Chargingthebattery
Whenyoucheckbatterystatusandndthatthepercentageofpowerremainingisloworwhenthepower
alarmalertsyouthattheremainingpowerislow,youneedtochargeyourbatteryorreplaceitwitha
chargedbattery.
Ifanacoutletisconvenient,plugtheacpoweradapterintoit,andtheninsertthejackintothecomputer.The
batterywillchargeinabout3to6hours.Thisisaffectedbythebatterysizeandthephysicalenvironment.
Chapter2.Usingyourcomputer35