Lenovo ThinkPad Edge E431 - Fingerprint Reader Problems; Battery and Power Problems

3.Lookatthetabsofplaybackdevices.Ifyouhaveattachedaheadphone,theheadphonewillbe
automaticallysetasthedefaultdevice,andtheheadphonetabiconwillbechecked.
4.Tosetadifferentdeviceasthedefault,clickthespeakertab.ClicktheSetDefaultDevicedrop
downlistbox.SelectSetDefaultDevice.Thatspeakertabiconwillnowhaveacheckmark.
5.PlayanysoundbyuseofamusicprogramsuchasWindowsMediaPlayer.Makesurethatsound
comesfromthespeakers.
Fordetails,refertothehelpinformationsystemforSmartAudio.
Fingerprintreaderproblems
•Problem:Thesurfaceofthereaderisdirty,stained,orwet.
Solution:Gentlycleanthesurfaceofthereaderwithadry,soft,lint-freecloth.
•Problem:Thereaderoftenfailstoenrollorauthenticateyourngerprint.
Solution:Ifthesurfaceofthereaderisdirty,stained,orwet,gentlycleanthesurfaceofthereader
withadry,soft,lint-freecloth.
Fortipsonhowtomaintainthengerprintreader,referto“Maintainingthengerprintreader”onpage56
.
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.
138UserGuide