amixer -D hw:0 controls numid=1,iface=CARD,name='HDMI/DP,pcm=3 Jack' numid=7,iface=CARD,name='HDMI/DP,pcm=7 Jack' numid=19,iface=MIXER,name='Phone_Volume' numid=22,iface=MIXER,name='Video_Volume' numid=2,iface=MIXER,name='IEC958 Playback Con Mask' numid=8,iface=MIXER,name='IEC958 Playback Con Mask',index=1 numid=3,iface=MIXER,name='IEC958 Playback Pro Mask' numid=9,iface=MIXER,name='IEC958 Playback Pro Mask',index=1 numid=4,iface=MIXER,name='IEC958 Playback Default' numid=10,iface=MIXER,name='IEC958 Playback Default',index=1 numid=5,iface=MIXER,name='IEC958 Playback Switch' numid=11,iface=MIXER,name='IEC958 Playback Switch',index=1 numid=18,iface=MIXER,name='CustomHigh_Volume' numid=26,iface=MIXER,name='CustomLow_Volume' numid=21,iface=MIXER,name='CustomMedium_Volume' numid=15,iface=MIXER,name='Emergency_Volume' numid=16,iface=MIXER,name='Fallback_Volume' numid=24,iface=MIXER,name='Multimedia_Volume' numid=20,iface=MIXER,name='Navigation_Volume' numid=25,iface=MIXER,name='Radio_Volume' numid=23,iface=MIXER,name='Streaming_Volume' numid=17,iface=MIXER,name='Warning_Volume' numid=6,iface=PCM,name='ELD',device=3 numid=13,iface=PCM,name='Playback Channel Map',device=3 numid=12,iface=PCM,name='ELD',device=7 numid=14,iface=PCM,name='Playback Channel Map',device=7 aplay -l **** Liste des Périphériques Matériels PLAYBACK **** **** List of PLAYBACK Hardware Devices **** card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1] Subdevices: 1/1 Subdevice #0: subdevice #0