http://cgit.freedesktop.org/pulseaudio/pulseaudio/commit/src/modules/alsa/mixer/paths/analog-output-headphones.conf?id=aec811798cd883a454b9b5cd82c77831906bbd2d
the dirty workaound without recompiled driver is to remove volume=off in [Element Speaker+LO] in headphones.conf
[Element Speaker+LO] switch = off -volume = off
http:// cgit.freedeskto p.org/pulseaudi o/pulseaudio/ commit/ src/modules/ alsa/mixer/ paths/analog- output- headphones. conf?id= aec811798cd883a 454b9b5cd82c778 31906bbd2d
the dirty workaound without recompiled driver is to remove volume=off in [Element Speaker+LO] in headphones.conf
[Element Speaker+LO]
switch = off
-volume = off