front:CARD=SB,DEV=0
    HDA ATI SB, ALC883 Analog
    Front speakers
surround40:CARD=SB,DEV=0
    HDA ATI SB, ALC883 Analog
    4.0 Surround output to Front and Rear speakers
surround41:CARD=SB,DEV=0
    HDA ATI SB, ALC883 Analog
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=SB,DEV=0
    HDA ATI SB, ALC883 Analog
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=SB,DEV=0
    HDA ATI SB, ALC883 Analog
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=SB,DEV=0
    HDA ATI SB, ALC883 Analog
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
null
    Discard all samples (playback) or generate zero samples (capture)
front:CARD=HDMI
    HDA ATI HDMI
    Front speakers
surround40:CARD=HDMI
    HDA ATI HDMI
    4.0 Surround output to Front and Rear speakers
surround41:CARD=HDMI
    HDA ATI HDMI
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=HDMI
    HDA ATI HDMI
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=HDMI
    HDA ATI HDMI
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=HDMI
    HDA ATI HDMI
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=HDMI
    HDA ATI HDMI
    IEC958 (S/PDIF) Digital Audio Output