Audio and video products that make sure the comrades encountered the same problem I, HD Audio Microphone voice the size of the adjustment rod adjustment is not grayed out, I make use of this procedure is the Mixer to identify which type of Audio, and Enable it.

Microphone
..........\Mixer
..........\.....\MemDC.h
..........\.....\MixerBase.cpp
..........\.....\MixerBase.h
..........\.....\MixerClasses.h
..........\.....\MixerControls.cpp
..........\.....\MixerControls.h
..........\.....\MixerFader.cpp
..........\.....\MixerFader.h
..........\.....\MixerInfo.cpp
..........\.....\MixerInfo.h
..........\.....\MixerNumber.cpp
..........\.....\MixerNumber.h
..........\.....\MixerPeakMeter.cpp
..........\.....\MixerPeakMeter.h
..........\.....\MixerSwitch.cpp
..........\.....\MixerSwitch.h
..........\ReadMe.txt
..........\res

..........\...\TestMicrophone.manifest
..........\...\TestMicrophone.rc2
..........\Resource.h
..........\stdafx.cpp
..........\stdafx.h
..........\TestMicrophone.aps
..........\TestMicrophone.cpp
..........\TestMicrophone.h
..........\TestMicrophone.ncb
..........\TestMicrophone.rc
..........\TestMicrophone.sln
..........\TestMicrophone.vcproj
..........\TestMicrophoneDlg.cpp
..........\TestMicrophoneDlg.h

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