[hd_scania@hd-scania ~]$ sudo speaker-test
speaker-test 1.1.8
Playback device is default
Stream parameters are 48000Hz, S16_LE, 1 channels
Using 16 octaves of pink noise
ALSA lib pcm_dmix.c:1108:(snd_pcm_dmix_open) unable to open slave
Playback open error: -2,No such file or directory
[hd_scania@hd-scania ~]$ cd /usr/share/alsa && sudo aplay -L
null
Discard all samples (playback) or generate zero samples (capture)
hdmi:CARD=PCH,DEV=0
HDA Intel PCH, HDMI 0
HDMI Audio Output
[hd_scania@hd-scania alsa]$ sudo speaker-test -Dplug:spdif
speaker-test 1.1.8
Playback device is plug:spdif
Stream parameters are 48000Hz, S16_LE, 1 channels
Using 16 octaves of pink noise
Playback open error: -2,No such file or directory
[hd_scania@hd-scania alsa]$