ThinkPad T470 - Page 113

2.ClickHardwareandSound.
3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconfirmation,typethe
passwordorprovideconfirmation.
4.Double-clickSound,videoandgamecontrollers.
5.EnsurethatthedevicefollowingSound,videoandgamecontrollersisenabledandconfigured
correctly.
•Problem:Recordingsmadebyusingthemicrophoneinputarenotloudenough.
Solution:EnsurethattheMicrophoneBoostfunctionisturnedonandsetbydoingthefollowing:
1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.
2.ClickHardwareandSound.
3.ClickSound.
4.ClicktheRecordingtabintheSoundwindow.
5.SelectMicrophone,andclickthePropertiesbutton.
6.ClicktheLevelstab,andmovetheMicrophoneBoostsliderupwards.
7.ClickOK.
Note:Formoreinformationaboutcontrollingvolume,seeyourWindowsonlinehelp.
•Problem:Icannotmovethevolumesliderorbalanceslider.
Solution:Theslidermightbegrayedout.Thismeansthatitspositionisfixedbythehardwareand
cannotbechanged.
•Problem:Thevolumeslidersdonotstayinplacewhensomeaudioprogramsareused.
Solution:Itisnormalforthesliderstochangepositionwhencertainsoundprogramsareused.The
programsareawareofthesettingsintheVolumeMixerwindowandareenabledtochangethesettings
themselves.AnexampleistheWindowsMediaPlayerprogram.Usuallytheprogramhasslidersavailable
tocontrolthesoundfromwithintheprogram.
•Problem:Thebalanceslidercannotcompletelymuteonechannel.
Solution:Thecontrolisdesignedtocompensateforminordifferencesinbalanceanddoesnot
completelymuteeitherchannel.
•Problem:ThereisnovolumecontrolforMIDIsoundintheVolumeMixerwindow.
Solution:Usethehardwarevolumecontrol.Thisisbecausethebuilt-insynthesizersoftwaredoes
notsupportthecontrol.
•Problem:ThesoundcannotbeturnedoffevenifIsettheMastervolumecontrolatminimum.
Solution:YoustillcanhearsomesoundeventhoughyouhavesettheMastervolumecontrolatminimum.
Toturnoffthesoundcompletely,gototheMastervolumecontrolandselectMutespeakers.
•Problem:WhenIconnectheadphonestomycomputerwhileplayingsound,aspeakerdoesnot
producesound.
Solution:Whentheheadphonesareattached,thestreamingisautomaticallyredirectedtoit.Ifyouwant
tolistentosoundfromthespeakersagain,ensurethatyousetthosespeakersasthedefaultdevice.For
moreinformation,seethehelpinformationsystemforRealtekHDAudioManager.
•Problem:Sounddoesnotcomefromaheadphoneoraspeaker,orthecomputercannotrecordsounds.
Solution:Toswitchfromonedevicetoanother(forexample,fromaspeakertoaheadphone,orfrom
anexternalmicrophonetoabuilt-inmicrophone),dothefollowing:
1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.
2.ClickHardwareandSound.
3.ClicktheSmartAudioicon.
Chapter7.Troubleshootingcomputerproblems97