On 10/11/18 9:00 PM, Lars Noodén wrote:
> Today when I plugged in external speakers or earbuds into the audio jack
> on my notebook, the sound no longer transfers from the built-in speakers
> to the jack. The sound stops in the built-in speakers as expected but
> it is not transferred to the jack.
>
> If I run pavucontrol and choose "playback" I can see the volume meter
> hopping around as the sounds are processed. Strangely, if I choose
> "output devices, port: speakers (unavilable)" I can also see the volume
> meter being active and if I choose "output devices, port: headphones
> (plugged in)" then the volume meter goes completely motionless after
> zeroing out. This is the opposite of what I expect. I had expected
> that when I plug in the headphones to the audio jack that the sound
> activity would be shown there.
>
> I booted Linux Mint 19's Live image and the audio jack functions as
> normal there so the problem seems to be with Devuan. I am open for
> ideas about how to resolve this so that the audio jack may be used again.
>
> /Lars
>

> $ lsb_release -d; uname -r;
> Description:    Devuan GNU/Linux 2.0 (ascii)
> 4.9.0-8-amd64

>

The lack of sound from the headphone jack is still a problem with a
newer kernel:

$ lsb_release -d; uname -r;
Description:    Devuan GNU/Linux 2.0 (ascii)
4.18.0-0.bpo.1-amd64

What should I be looking at from within Devuan?

/Lars