[arch-general] No sound after last upgrade

Sven-Hendrik Haase sh at lutzhaase.com
Fri Oct 9 11:23:43 EDT 2009


On 09.10.2009 17:21, Thiago Varela wrote:
> On Fri, 09 Oct 2009 11:06:58 -0400
> David Rosenstrauch <darose at darose.net> wrote:
>
>   
>> On 10/09/2009 10:00 AM, Thiago Varela wrote:
>>     
>>> Hi,
>>>
>>> After yesterday's update I can't get any sound off my box anymore :-(
>>> I tried mpd, xine, mplayer and youtube in firefox, and all of them are completely silent.
>>> Looked in alsamixer and the master volume is in the appropriate level, also the respective modules seem to be loaded
>>> and ok.
>>>       
>>> Anyone got any pointers?
>>>       
>> Couple of things to check:
>>
>> * has one of the channels (e.g., master, PCM, front) been muted?
>>     
> Ha! The PCM channel was muted! When I first looked into alsamixer I overlooked the little "MM" under the volume bar of
> the PCM channel (IMO the mute indicator should be less discrete :-)
>
>   
>> * has one of the channels (e.g., PCM, front) been set to volume 0?
>> * is the snd_pcsp module loaded?  (lsmod | grep snd_pcsp)  If so, unload 
>> it, and set it to not load in your rc.conf.  (That's been known to 
>> interfere with other sound modules.)
>> * are any of the "Analog Loopback" switches turned on?  If so, turn them 
>> off, as they can disable sound.  (I tore my hair out over that one for 
>> quite a while.)
>>
>> HTH,
>>
>> DR
>>     
>
> Thanks!
>
>   
This happened to me as well! Is it an Arch bug?


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