Lenovo ThinkPad E450 - Fingerprint Reader Problems; Battery and Power Problems

Solution:Usethehardwarevolumecontrol.Thisisbecausethebuilt-insynthesizersoftwaredoes
notsupportthecontrol.
•Problem:ThesoundcannotbeturnedoffevenifyousettheMastervolumecontrolatminimum.
Solution:YoustillcanhearsomesoundeventhoughyouhavesettheMastervolumecontrolatminimum.
Toturnoffthesoundcompletely,gototheMastervolumecontrolandselectMutespeakers.
•Problem:Whenyouconnectaheadphonetoyourcomputerwhileplayingsound,aspeakerdoesnot
producesound.
Solution:Oncetheheadphoneisattached,thestreamingisautomaticallyredirectedtoit.Ifyouwant
tolistentosoundfromthespeakersagain,besuretosetthosespeakersasthedefaultdevice.The
procedureisasfollows:
1.OpenControlPanel.
2.ClickAllControlPanelItems.
3.ClicktheSmartAudioicon.TheSmartAudiowindowopens.
4.Lookattheplaybackdevices.Ifyouhaveattachedaheadphone,theheadphonewillbeautomatically
setasthedefaultdevice,andtheiconforthatheadphonewillbechecked.
5.Tosetadifferentdeviceasthedefault,double-clicktheiconforthosespeakers.Thaticonwill
nowhaveacheckmark.
6.PlayanysoundbyuseofamusicprogramsuchasWindowsMediaPlayer.Makesurethatsound
comesfromthespeakers.
Fordetails,refertothehelpinformationsystemforSmartAudio.
Fingerprintreaderproblems
•Problem:Thesurfaceofthereaderisdirty,stained,orwet.
Solution:Gentlycleanthesurfaceofthereaderwithadry,soft,lint-freecloth.
•Problem:Thereaderoftenfailstoenrollorauthenticateyourfingerprint.
Solution:Ifthesurfaceofthereaderisdirty,stained,orwet,gentlycleanthesurfaceofthereader
withadry,soft,lint-freecloth.
Fortipsonhowtomaintainthefingerprintreader,refertoMaintainingthefingerprintreader.
Batteryandpowerproblems
Thistopiccontainsinstructionsontroubleshootingbatteryandpowerproblems.
Batteryproblems
•Problem:Thebatterycannotbefullychargedinthestandardchargetimewhenthecomputerispowered
off.
Solution:Thebatterymightbeover-discharged.Dothefollowing:
1.Turnoffthecomputer.
2.Makesurethattheover-dischargedbatteryisinthecomputer.
3.Connecttheacpoweradaptertothecomputerandletitcharge.
Ifaquickchargerisavailable,useittochargetheover-dischargedbattery.
Ifthebatterycannotbefullychargedin24hours,useanewbattery.
92UserGuide