lk/sound/basics.md

Pulse

If you have pulse, use pulse. Check with which pulseaudio. No output means you need to use alsa (below).

Volume Control

pactl set sink @DEFAULT_SINK@ +5%

Find working outputs:

aplay -l

#Sound Settings

Surround.5 seems best.

Find what sound settings exist

amixer scontrols

Change a sound setting

amixer set Master 5%-

Restart everything

pulseaudio -k && sudo alsa force-reload

Alsa

Toggle, mute, increase or decrase audio:

amixer sset Master toggle

amixer sset Master mute

amixer sset Master 5%+

amixer sset Master 5%-