[Grml] sound appears to be muted
mru at grml.org
Fri Dec 16 12:25:40 CET 2011
* John G. Heim wrote [15.12.11 03:20]:
> I also tried loading the speakup_soft module and running espeak. No
> error messages appear. Nothing abnormal in the syslog either. That's
> why I think sound is muted.
It is indeed. I just commited a change to grml-autoconfig which should
take care of this issue.
To test the fix (works for me) you can use this iso
Please be aware that this is iso only supports 64bit cpus.
> What I really need is a command for
> unmuting a sound card. I don't know how to do that at the command
> line. I guess that's technically a linux question, not a grml
You can get a list of mixer controls via:
To unmute a specific channel (in this example i unmute master):
amixer set Master unmute
To set the volume to 75% on PCM:
amixer set PCM 75%
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