1) tail -2 /proc/asound/oss/sndstat
Mixers:
0: Conexant CX20549 (Venice)
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No sound in Toshiba P105-S6147 laptop
https://launchpad.net/bugs/98574
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2) amixer
Simple mixer control 'Master',0
Capabilities: pvolume pswitch pswitch-joined
Playback channels: Front Left - Front Right
Limits: Playback 0 - 43
Mono:
Front Left: Playback 35 [81%] [on]
Front Right: Playback 35 [81%] [on]
Simple mixer control 'PCM',0
Capabilities: