Record this information for reference to solve the sound card issue.

brucebot@brucebot-laptop:~$ lspci -vv|grep Audio
00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 03)
brucebot@brucebot-laptop:~$ cat /proc/asound/cards
 0 [Intel          ]: HDA-Intel – HDA Intel
                      HDA Intel at 0xfb500000 irq 23
brucebot@brucebot-laptop:~$ cat /proc/asound/devices
  2:        : timer
  3:        : sequencer
  4: [ 0- 6]: digital audio playback
  5: [ 0- 6]: digital audio capture
  6: [ 0- 2]: digital audio capture
  7: [ 0- 1]: digital audio playback
  8: [ 0- 0]: digital audio playback
  9: [ 0- 0]: digital audio capture
 10: [ 0- 1]: hardware dependent
 11: [ 0- 0]: hardware dependent
 12: [ 0]   : control
brucebot@brucebot-laptop:~$ lsmod|grep snd
snd_hda_intel         291488  1
snd_pcm_oss            43008  0
snd_mixer_oss          17664  2 snd_pcm_oss
snd_pcm                80004  2 snd_hda_intel,snd_pcm_oss
snd_page_alloc         11400  2 snd_hda_intel,snd_pcm
snd_hwdep              10244  1 snd_hda_intel
snd_seq_dummy           4740  0
snd_seq_oss            33152  0
snd_seq_midi            9600  0
snd_rawmidi            25728  1 snd_seq_midi
snd_seq_midi_event      8448  2 snd_seq_oss,snd_seq_midi
snd_seq                53360  6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
snd_timer              24324  2 snd_pcm,snd_seq
snd_seq_device          9228  5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
snd                    54788  10 snd_hda_intel,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_hwdep,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
soundcore               8800  2 snd
brucebot@brucebot-laptop:~$ cat /proc/asound/version
Advanced Linux Sound Architecture Driver Version 1.0.15rc3.
brucebot@brucebot-laptop:~$