The problem seems to be the same as described on launchpad, and can (probably,haven't tested it yet) temporarily be solved by changing "options snd-hda-intel power_save=10 power_save_controller=N" to "options snd-hda-intel power_save=0 power_save_controller=N" in alsa-base.conf
The problem seems to be the same as described on launchpad, and can (probably,haven't tested it yet) temporarily be solved by changing "options snd-hda-intel power_save=10 power_save_ controller= N" to "options snd-hda-intel power_save=0 power_save_ controller= N" in alsa-base.conf
Will test when I get the time.