Batteryandpowerproblems
Thistopiccontainsinstructionsontroubleshootingbatteryandpowerproblems.

Batteryproblems

•Problem:Thebuilt-inbatterycannotbefullychargedinthestandardchargetimewhenthecomputeris
poweredoff.
Solution:Thebatterymightbeover-discharged.Dothefollowing:
1.T urnoffthecomputer .
2.Connecttheacpoweradaptertothecomputerandletitcharge.
Ifaquickchargerisavailable,useittochargetheover-dischargedbuilt-inbattery.
Ifthebuilt-inbatterycannotbefullychargedin24hours,callLenovoCustomerServiceCentertohave
itserviced.
•Problem:Yourcomputershutsdownbefor ethebatterystatusiconshowsthatthebatteryisempty,or
thecomputeroperatesafterthebatterystatusiconshowsthatthebatteryisempty .
Solution:Dischargeandrechargethebuilt-inbattery .
•Problem:Theoperatingtimeforafullychargedbuilt-inbatteryisshort.
Solution:Dischargeandrechargethebuilt-inbattery.Ifyourbatteryoperatingtimeisstillshort,call
LenovoCustomerServiceCentertohaveitserviced.
•Problem:Thecomputerdoesnotoperatewithafullychargedbuilt-inbattery.
Solution:Thesurgeprotectorinthebuilt-inbatterymightbeactive.Turnoffthecomputerforoneminute
toresettheprotector;thenturnonthecomputeragain.
•Problem:Thebuilt-inbatterycannotbecharged.
Solution:Youcannotchargethebatt erywhenitistoohot.T urnoffthecomputerandallowittocoolto
roomtemperature.Afteritcools,rechar gethebattery.Ifitstillcannotbecharged,callLenovoCustomer
Servicetohaveitserviced.

Anacpoweradapterproblem

Problem:Theacpoweradapterisconnectedt othecomputerandtheworkingelectricaloutlet,butthe
poweradapter(powerplug)iconisnotdisplayedonthetaskbar.Alsothesystemstatusindicatordoesnot
blink.
Solution:Dothefollowing:
1.Ensur ethattheconnectionoftheacpoweradapteriscorrect.Forinstructionsonconnectingtheac
poweradapter,seeSafety,Warranty,andSetupGuidethatcomeswithyourcomputer.
2.Iftheconnectionoftheacpoweradapteriscorrect,turnoffthecomputer,thendisconnecttheac
poweradapter.
3.Reconnecttheacpoweradapt er,thenturnonthecomputer.
4.Ifthepoweradaptericonstillisnotdisplayedonthetaskbarandthesystemstatusindicatordoesnot
blink,havetheacpoweradapterandyourcomputerserviced.
Note:Todisplaythepoweradapter(powerplug)icon,clickShowhiddeniconsonthetaskbar.

Powerproblems

Printtheseinstructionsnowandkeeptheinstructionswithyourcomputerforreferencelater.
92UserGuide