Jochen Sch?fer wrote: > Clemens Ladisch wrote: > > There should be mixer controls for this, depending on the codec used > > by this board. What is the output of "amixer controls"? > > Yes, I thought so, but neither alsamixer nor kmix give me any clue. > > amixer gives me: > ... Probably your codec wasn't detected correctly. What are the contents of /proc/asound/cards? If it says "unknown codec", a more up-to-date version of ALSA might help. HTH Clemens