Comment 186 for bug 1302090

(In reply to Raymond from comment #104)
> You have to post output of alsa-info.sh
>
> Check whether you have capture source which has three source
>
> Internal Mic, headset Mic and Mic

Your ALSA information is located at

http://www.alsa-project.org/db/?f=cc4c2d4193b7b9ba3ee9be368f1fecb023930b3d