>
> Send to this list output of these commands:
>
> grep usbaudio < /var/log/messages

May 13 16:51:29 linuxjulius kernel: usbaudio: device 2 audiocontrol
interface 0 has 1 input and 0 output AudioStreaming
interfaces
May 13 16:51:29 linuxjulius kernel: usbaudio: valid input sample rate 16000
May 13 16:51:29 linuxjulius kernel: usbaudio: device 2 interface 1
altsetting 1: format 0x80000010 sratelo 16000 sratehi
 16000 attributes 0x00
May 13 16:51:29 linuxjulius kernel: usbaudio: registered dsp 14,35
May 13 16:51:29 linuxjulius kernel: usbaudio: warning: found 2 of 1 logical
channels.
May 13 16:51:29 linuxjulius kernel: usbaudio: no idea what's going on...,
contact [EMAIL PROTECTED]
May 13 16:51:29 linuxjulius kernel: usbaudio: registered mixer 14,16
May 13 16:53:29 linuxjulius kernel: usbaudio: unregister dsp 14,35
May 13 16:53:29 linuxjulius kernel: usbaudio: unregister mixer 14,16
May 13 17:00:05 linuxjulius kernel: usbaudio: device 3 audiocontrol
interface 0 has 1 input and 0 output AudioStreaming
interfaces
May 13 17:00:05 linuxjulius kernel: usbaudio: valid input sample rate 16000
May 13 17:00:05 linuxjulius kernel: usbaudio: device 3 interface 1
altsetting 1: format 0x80000010 sratelo 16000 sratehi
 16000 attributes 0x00
May 13 17:00:05 linuxjulius kernel: usbaudio: registered dsp 14,35
May 13 17:00:05 linuxjulius kernel: usbaudio: warning: found 2 of 1 logical
channels.
May 13 17:00:05 linuxjulius kernel: usbaudio: no idea what's going on...,
contact [EMAIL PROTECTED]
May 13 17:00:05 linuxjulius kernel: usbaudio: registered mixer 14,16

> ls -la /dev/audio* /dev/dsp* /dev/mixer*

crw-------    1 root     root      14,   4  4月 11 23:25 /dev/audio
crw-------    1 root     root      14,  20  4月 11 23:25 /dev/audio1
crw-------    1 root     root      14,   7  4月 11 23:25 /dev/audioctl
crw-------    1 root     root      14,   3  4月 11 23:25 /dev/dsp
crw-------    1 root     root      14,  19  4月 11 23:25 /dev/dsp1
crw-------    1 root     root      55,   0  4月 11 23:25 /dev/dsp56k
crw-------    1 root     root      14,   0  4月 11 23:25 /dev/mixer
crw-------    1 root     root      14,  16  4月 11 23:25 /dev/mixer1



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