[mythtv@mediapc ~]$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: ICH [Intel ICH], device 0: Intel ICH [Intel ICH]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: ICH [Intel ICH], device 2: Intel ICH - IEC958 [Intel ICH - IEC958]
  Subdevices: 1/1
  Subdevice #0: subdevice #0


[mythtv@mediapc ~]$ aplay -L
default:CARD=ICH
    Intel ICH, Intel ICH
    Default Audio Device
front:CARD=ICH,DEV=0
    Intel ICH, Intel ICH
    Front speakers
surround40:CARD=ICH,DEV=0
    Intel ICH, Intel ICH
    4.0 Surround output to Front and Rear speakers
surround41:CARD=ICH,DEV=0
    Intel ICH, Intel ICH
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=ICH,DEV=0
    Intel ICH, Intel ICH
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=ICH,DEV=0
    Intel ICH, Intel ICH
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
null
    Discard all samples (playback) or generate zero samples (capture)