[LAU] lost sound (it had been working)

[Reid Vail]

Dave -

It's not a levels issues as far as I can tell.  As for channels showing 
up in Alsamixer, there are lots: Master, Master M, Master S PCM Suround, 
etc..

None are muted, all with levels in the red.

Dave Phillips wrote:
> Reid Vail wrote:
>> I'm really confused about what's gone wrong with my sound.  Total 
>> Silence even though it was working less than two weeks ago after an 
>> upgrade to 8.10.  User error?, or a bad patch maybe...can you help?
>
> Open alsamixer in a terminal window. Is the volume level up ? How many 
> channels appear ?
>
> Best,
>
> dp
>
>