Lenovo L430 Uživatelská příručka stáhnout pdf (Strana 157)

•Problem:Thebalanceslidercannotcompletelymuteonechannel.

Solution:Thecontrolisdesignedtocompensateforminordifferencesinbalanceanddoesnot

completelymuteeitherchannel.

•Problem:ThereisnovolumecontrolforMIDIsoundontheVolumeMixerwindow.

Solution:Usethehardwarevolumecontrol.

•Problem:ThesoundcannotbeturnedoffcompletelyevenifyousettheMastervolumecontrolat

minimum.

Solution:YoucanstillhearsomesoundeventhoughyouhavesettheMastervolumecontrolatminimum.

Toturnoffthesoundcompletely,gototheMastervolumecontrolandselectMutespeakers.

•Problem:Whenyouconnectaheadphonetoyourcomputerwhileplayingsound,aspeakerdoesnot

producesoundintheMULTI-STREAMmodeatRealtekHDAudioManager.

Solution:Oncetheheadphoneisattached,thestreamingisautomaticallyredirectedtoit.Ifyouwant

tolistentosoundfromthespeakersagain,besuretosetthosespeakersasthedefaultdevice.The

procedureisasfollows:

1.ClickStart➙ControlPanel➙AllControlPanelItems

2.ClicktheRealtekHDAudioManagericon.TheRealtekHDAudioManagerwindowopens.

3.Lookattheplaybackdevices.Ifyouhaveattachedaheadphone,theheadphonewillbeautomatically

setasthedefaultdevice,andtheiconforthatheadphonewillbechecked.

4.Tosetadifferentdeviceasthedefault,justdouble-clicktheiconforthosespeakers.Thaticon

willnowhaveacheckmark.

5.PlayanysoundbyuseofamusicprogramsuchasWindowsMediaPlayer.Ensurethatsound

comesfromthespeakers.

Fordetails,refertothehelpinformationsystemforRealtekHDAudioManager.

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”onpage55.

Batteryandpowerproblems

Thissectiontellswhattodoifyouhavebatteryandpowerproblems.

Batteryproblems

•Problem:Thebatterypackcannotbefullychargedinthestandardchargetimewhenthecomputeris

poweredoff.

Solution:Thebatterypackmightbeover-discharged.Dothefollowing:

1.Turnoffthecomputer.

2.Ensurethattheover-dischargedbatterypackisinthecomputer.

3.Connecttheacpoweradaptertothecomputerandletitcharge.

Ifaquickchargerisavailable,useittochargetheover-dischargedbatterypack.

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Lenovo L430 Uživatelská příručka Strana 157