ThinkPad X140e - Battery and Power Problems

•Problem:Whenyouconnectaheadphonetoyourcomputerwhileplayingsound,aspeakerdoesnot
producesound.
Solution:Oncetheheadphoneisattached,thestreamingisautomaticallyredirectedtoit.Ifyouwantto
listentosoundfromthespeakersagain,besuretosetthosespeakersasthedefaultdevice.Fordetails,
refertothehelpinformationsystemforRealtekHDAudio.
Batteryandpowerproblems
Thistopiccontainsinstructionsontroubleshootingbatteryandpowerproblems.
Batteryproblems
•Problem:Thebatterypackcannotbefullychargedinthestandardchargetimewhenthecomputeris
poweredoff.
Solution:Thebatterypackmightbeover-discharged.Dothefollowing:
1.Turnoffthecomputer.
2.Makesurethattheover-dischargedbatterypackisinthecomputer.
3.Connecttheacpoweradaptertothecomputerandletitcharge.
Ifaquickchargerisavailable,useittochargetheover-dischargedbatterypack.
Ifthebatterypackcannotbefullychargedin24hours,useanewbatterypack.
•Problem:Yourcomputershutsdownbeforethebatterystatusindicatorshowsempty,oryourcomputer
operatesafterthebatterystatusindicatorshowsempty.
Solution:Dischargeandrechargethebatterypack.
•Problem:Theoperatingtimeforafullychargedbatterypackisshort.
Solution:Dischargeandrechargethebatterypack.Ifyourbatteryoperatingtimeisstillshort,usea
newbatterypack.
•Problem:Thecomputerdoesnotoperatewithafullychargedbatterypack.
Solution:Thesurgeprotectorinthebatterypackmightbeactive.Turnoffthecomputerforoneminuteto
resettheprotector;thenturnonthecomputeragain.
•Problem:Thebatterypackcannotbecharged.
Solution:Youcannotchargethebatterywhenitistoohot.Ifthebatteryfeelshot,removeitfromthe
computerandallowittocooltoroomtemperature.Afteritcools,reinstallitandrechargethebattery.Ifit
stillcannotbecharged,haveitserviced.
Thissystemsupportsonlybatteriesspeciallydesignedforthisspecicsystemandmanufactured
byLenovooranauthorizedbuilder.Thesystemdoesnotsupportunauthorizedbatteriesorbatteries
designedforothersystems.Ifanunauthorizedbatteryorabatterydesignedforanothersystemis
installed,thesystemwillnotcharge.
Attention:Lenovohasnoresponsibilityfortheperformanceorsafetyofunauthorizedbatteries,and
providesnowarrantiesforfailuresordamagearisingoutoftheiruse.
Anacpoweradapterproblem
Problem:Theacpoweradapterisconnectedtothecomputerandtheworkingelectricaloutlet,butthe
poweradapter(powerplug)iconisnotdisplayedintheWindowsnoticationarea.Alsotheacpower
indicatordoesnotlightup.
Solution:Dothefollowing:
Chapter9.Troubleshootingcomputerproblems111