Lenovo ThinkPad Edge E425 - Power Problems

Ifaquickchargerisavailable,useittochargetheover-dischargedbatterypack.
Ifthebatterypackcannotbefullychargedin24hours,useanewbatterypack.
Problem:Yourcomputershutsdownbeforethebatterystatusindicatorshowsempty,oryour
computeroperatesafterthebatterystatusindicatorshowsempty.
Solution:Dischargeandrechargethebatterypack.
Problem:Theoperatingtimeforafullychargedbatterypackisshort.
Solution:Dischargeandrechargethebatterypack.Ifyourbatteryoperatingtimeisstillshort,useanew
batterypack.
Problem:Thecomputerdoesnotoperatewithafullychargedbatterypack.
Solution:Thesurgeprotectorinthebatterypackmightbeactive.Turnoffthecomputerforoneminuteto
resettheprotector;thenturnonthecomputeragain.
Problem:Thebatterypackcannotbecharged.
Solution:Youcannotchargethebatterywhenitistoohot.Ifthebatteryfeelshot,removeitfromthe
computerandallowittocooltoroomtemperature.Afteritcools,reinstallitandrechargethebattery.Ifit
stillcannotbecharged,haveitserviced.
ACpoweradapterproblems
Problem:Theacpoweradapterisconnectedtothecomputerandtheworkingelectricaloutlet,but
thepoweradapter(powerplug)iconisnotdisplayedonthetaskbar.Alsotheacpowerindicator
doesnotlightup.
Solution:Dothefollowing:
1.Makesurethattheconnectionoftheacpoweradapteriscorrect.Forconnectingtheacpoweradapter,
seeSetupInstructionsthatcomeswithyourcomputer.
2.Iftheabovestepiscorrect,turnoffthecomputer,thendisconnecttheacpoweradapterandremove
themainbattery.
3.Reinstallthebatteryandreconnecttheacpoweradapter,thenturnonthecomputer.
4.Ifthepoweradaptericonstilldoesnotappearonthetaskbarandtheacpowerindicatordoesnotlight
up,havetheacpoweradapterandyourcomputerserviced.
Note:Todisplaythepoweradapter(powerplug)icon,clickShowhiddeniconsonthetaskbar.
Powerproblems
Printtheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
Ifyourcomputerisgettingnopoweratall,checkthefollowingitems:
1.Verifythepowerswitch.Referto“Systemstatusindicators”onpage12.Thepowerswitchislit
wheneverthecomputerison.
2.Checkallpowerconnections.Removeanypowerstripsandsurgeprotectorstoconnecttheacpower
adapterdirectlytotheacpoweroutlet.
3.Inspecttheacpoweradapter.Checkforanyphysicaldamage,andmakesurethatthepowercableis
rmlyattachedtotheadapterbrickandthecomputer.
4.Verifytheacpowersourceisworkingbyattachinganotherdevicetotheoutlet.
5.Removealldevicesandthentestforsystempowerwithminimaldevicesattached.
128UserGuide