> > After switching to my headphones, I activate the surround sink. This is intentional as I want surround and HRTF with my headphones. Still, the problem occurs even if this module isn't loaded. Your alc887vd codec have enough volume controls for 5.1 and headphone Only Headphone and Green Line Out of ALC6xx codecs share "front playback volume" control the driver should already mute line out when you enable auto mute control You should check your front hda audio panel Post the output of alsa-info.sh when you plug and unplug HP -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/pulseaudio-discuss/attachments/20151101/89e55667/attachment.html>