> > On 10/22/2012 08:50 AM, John Frankish wrote: > > Using pulseaudio-2.1 with a dell latitude e6220 and the internal mono microphone: > > > > The pavucontrol "configuration" tab correctly shows the internal microphone as mono. > > > > The pavucontrol "input" tab incorrectly assumes the internal microphone is > > stereo and any input is blocked until the "link channels" icon is clicked in order to unlink the channels. > > > > From google I can see that several people have seen the same problem, but I don't see a solution/bug fix anywhere. > > > > Is there some way to add/edit/modify a configuration file to avoid having > > to remember to unlink the microphone channels every time? > > We do this through a kernel patch usually. Can you submit alsa-info (see > https://wiki.ubuntu.com/Audio/AlsaInfo )? > Thanks for the reply, please see: http://www.alsa-project.org/db/?f=de69a107ac63f0a3629cd16fe9b89d23ccef5888