7-2 from scratch install , but no sound

[Wojciech Puchar]

> Mixer vol      is currently set to  75:75
> Mixer pcm      is currently set to  75:75
> Mixer line     is currently set to  75:75
> Mixer mic      is currently set to   0:0
> Mixer cd       is currently set to  75:75
> Mixer rec      is currently set to   0:0
> Mixer igain    is currently set to   0:0
> Mixer ogain    is currently set to  50:50
> Mixer line1    is currently set to  75:75
> Mixer phin     is currently set to   0:0
> Mixer phout    is currently set to   0:0

looks absolutely fine.

i don't know what's gnome doing but try

cat /dev/random >/dev/audio

and tell if you hear the noise