[Pkg-alsa-devel] Bug#620904: I have the same bug that I can't hear sound in alsa

[Frank]

$ alsamixer
cannot open mixer: 没有那个文件或目录

# cat /proc/asound/cards
1 [III ]: USB-Audio - LILO III
Musiland LILO III at usb-0000:00:1d.0-1, full speed

# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 1: III [LILO III], device 0: USB Audio [USB Audio]
Subdevices: 1/1
Subdevice #0: subdevice #0

# lsmod | grep snd
snd_usb_audio 70894 0
snd_pcm_oss 35864 0
snd_mixer_oss 17649 1 snd_pcm_oss
snd_pcm 52888 2 snd_usb_audio,snd_pcm_oss
snd_page_alloc 12841 1 snd_pcm
snd_hwdep 12906 1 snd_usb_audio
snd_usbmidi_lib 18745 1 snd_usb_audio
snd_seq_midi 12744 0
snd_rawmidi 18214 2 snd_usbmidi_lib,snd_seq_midi
snd_seq_midi_event 13124 1 snd_seq_midi
snd_seq 39172 2 snd_seq_midi,snd_seq_midi_event
snd_timer 22171 2 snd_pcm,snd_seq
snd_seq_device 12995 3 snd_seq_midi,snd_rawmidi,snd_seq
snd 42395 10
snd_usb_audio,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_hwdep,snd_usbmidi_lib,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
soundcore 12878 1 snd
usbcore 103522 6 snd_usb_audio,snd_usbmidi_lib,usbhid,uhci_hcd,ehci_hcd