Lenovo E540 User's Guide download pdf (Page 159)

Solution:MakesurethattheMicrophoneBoostfunctionisturnedonandsetbydoingthefollowing:

1.OpenControlPanel.

2.ClickHardwareandSound.

3.ClickSound.

4.ClicktheRecordingtabintheSoundwindow.

5.SelectMicrophone,andclickthePropertiesbutton.

6.ClicktheLevelstab,andmovetheMicrophoneBoostsliderupwards.

7.ClickOK.

Note:Fordetailsaboutcontrollingvolume,refertoyourWindowsonlinehelp.

•Problem:Avolumeorbalanceslidercannotbemoved.

Solution:Theslidermightbegrayedout.Thismeansthatitspositionisﬁxedbythehardwareand

cannotbechanged.

•Problem:Thevolumeslidersdonotstayinplacewhensomeaudioprogramsareused.

Solution:Itisnormalforthesliderstochangepositionwhencertainsoundapplicationsareused.The

applicationsareawareofthesettingsintheVolumeMixerwindowandareallowedtochangethesettings

themselves.AnexampleistheWindowsMediaPlayer.Usuallytheprogramhasslidersavailableto

controlthesoundfromwithintheprogram.

•Problem:Thebalanceslidercannotcompletelymuteonechannel.

Solution:Thecontrolisdesignedtocompensateforminordifferencesinbalanceanddoesnot

completelymuteeitherchannel.

•Problem:ThereisnovolumecontrolforMIDIsoundintheVolumeMixerwindow.

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.

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Lenovo E540 User's Guide Page 159