Re: Sound on Squeeze
On Tue, May 29, 2012 at 12:08 PM, Joe <joe@jretrading.com> wrote:
> On Tue, 29 May 2012 17:55:22 +0100
> Lisi <lisi.reisz@gmail.com> wrote:
>
>> Hello, all!
>>
>> On a new installation of Squeeze the sound is muted. I have checked
>> Alsamixer and made sure that master and PCM are not muted, as
>> recommended by Claudius. But sound is still muted.
>>
>> A large part of the problem is that I am a total ignoramus when it
>> comes to sound, so although i have launched both Alsamixer and Kmix
>> (consecutively, not simultaneously!), I can see nothing wrong. But
>> as I don't know what to look for, (other than, thanks to Claudius,
>> the 00s in Alsamixer for Master and PCM), that is not surprising.
>>
>> Where do I look next? And for what do I look?
>>
>
> Probably tutorials on Linux sound...
>
> Very first question: is the user in the audio group? Absolutely vital.
>
> Next quick question: do you have more than one sound device e.g.
> motherboard and USB sound card? If so, you may be looking at the wrong
> one. Start by looking in /proc/asound to see if what's there looks
> right, and if there is more than one cardN directory, usually but not
> always starting with card0.
>
> The utility called speaker-test which is in alsa-utils is useful. It
> only makes noises, but it's quicker to use than locating an MP3 file
> and player, and then wondering whether the player is working. Just type
> speaker-test at a prompt and kill it with ctrl-C.
>
> --
> Joe
BTW, if using USB sound device then care must be taken cause debian
always set usb device as non 1st device:
/etc/modprobe.d/alsa-base.conf
16 # Keep snd-usb-audio from beeing loaded as first soundcard
17 options snd-usb-audio index=-2
--
Javier.
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