Ubuntu
alsa-driver package

  1. Bug #1120853
  2. Comment #9

Comment 9 for bug 1120853

Revision history for this message
hughbert (hughberto) wrote : Re: card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog] 5.1 surround sound unresposive or of poor quality

http://www.insanelymac.com/forum/topic/79714-analog-devices-hd-audio-ad-adi/page__st__60

Interesting page there.

Seems like your not the only one with similer problems with your board:
http://forum.ubuntu-fr.org/viewtopic.php?id=244010

Thats a very old post though 2008!!

Work needs to be done on this now.