täällä täysin sama ongelma aj aplay I -L antaa tuollasta:
aplay -l -L
front:CARD=SB,DEV=0
    HDA ATI SB, STAC92xx Analog
    Front speakers
surround40:CARD=SB,DEV=0
    HDA ATI SB, STAC92xx Analog
    4.0 Surround output to Front and Rear speakers
surround41:CARD=SB,DEV=0
    HDA ATI SB, STAC92xx Analog
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=SB,DEV=0
    HDA ATI SB, STAC92xx Analog
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=SB,DEV=0
    HDA ATI SB, STAC92xx Analog
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=SB,DEV=0
    HDA ATI SB, STAC92xx Analog
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=SB,DEV=0
    HDA ATI SB, STAC92xx Digital
    IEC958 (S/PDIF) Digital Audio Output
null
    Discard all samples (playback) or generate zero samples (capture)
pulse
    Playback/recording through the PulseAudio sound server
hdmi:CARD=HDMI
    HDA ATI HDMI, ATI HDMI
    HDMI Audio Output
**** Luettelo PLAYBACK laitteista ****
kortti 0: SB [HDA ATI SB], laite 0: STAC92xx Analog [STAC92xx Analog]
  Alalaitteet: 1/1
  Alalaite #0: subdevice #0
kortti 0: SB [HDA ATI SB], laite 1: STAC92xx Digital [STAC92xx Digital]
  Alalaitteet: 1/1
  Alalaite #0: subdevice #0
kortti 1: HDMI [HDA ATI HDMI], laite 3: ATI HDMI [ATI HDMI]
  Alalaitteet: 1/1
  Alalaite #0: subdevice #0