"Otto de Voogd (CompList)" <ottodisp-complist(a)yahoo.com> writes:
I had a similar problem, my sound didn't work with the speakers
but it did
with the headphones (on an Inspiron 9300 running FC4 and Gnome).
Solution: in the alsa mixer active external amplifier and tick the box that
appears in the "switches" tab.
I guess this may work for you too.
It did. Thanks!