[alsa-devel] latest Mac Pro (quad core) audio issues
ghjeold_i_mwee at cox.net
Fri Aug 15 18:54:12 CEST 2008
S. Aguinaga wrote:
> I just installed fedora (9) on one of the latest Mac Pro, all is well except for the audio. I have no audio out of the main Tower speaker or via the headphones. Eventually I want to drive audio out of the optical ports. Any links to howto's or work-around would greatly appreciated.
> // Salvador
Fedora uses pulseaudio by default. How are you determining that there
is no output? i.e. what program are you using, and how
Try aplay -vv some.wav
Try aplay -vv -Dhw:0,0 some.wav
Try aplay -vv -Dplughw:0,0 some.wav
Are there error messages or does it look like it is playing without
sound? Are there messages in /var/log/messages regarding sound at
boot or while trying to play.
I don't use pulseaudio and don't know it very well, but there is more
information here. http://www.pulseaudio.org
Could you run a script which provides more information about your
sound setup and post the link back here?
The script is found at http://www.alsa-project.org/alsa-info.sh
You can run the script so the results occur locally, by specifying the
You would then paste the output into your email instead of providing a
This information will enable me to determine if your setup is OK, and
look for other problems.
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