[mythtv-users] nForce4 Audio on FC4, it plays some of the time....

[Michael T. Dean]

On 11/02/05 16:01, Jason Sharpe wrote:

> I have been playing with FC4 a couple of months now just learning and 
> playing. Something I wanted to tackle was getting spdif optical output 
> on my MOBO working so I can run Myth.
>
> ...
>
> I hooked up an coax optical cable from my on-board sound to my 
> receiver and I followed the instructions at : 
> http://www.mythtv.info/moin.cgi/DigitalSoundHowTo 
> <http://www.mythtv.info/moin.cgi/DigitalSoundHowTo>
>
> I had a hard time getting the nForce4 audio to work. After searching 
> online for a while I was able to find other people that selected OSS 
> in the KDE Sound Control Center. Then after locking the frequency to 
> 48k I was about to get the optical port on the mobo to light up.
>
> On the HOW TO there is a link for a test .au file. I downloaded that 
> file and if I double click it it opens the default audio player. I 
> can't remember the name of it, but I believe it starts with "a" and is 
> only 4 or 5 letters long. (I couldn't find a default package list for 
> FC4 online to try to remember what the name is.) It plays just fine if 
> I just play the audio file that way.
>
> ...
>
> Following the instructions on the HOWTO I test the audio output with
>
> "aplay -D digital /mythtv/Desktop/english.au"
>
> It reports that it is playing the audio file and goes back to a 
> prompt, but I don't hear anything. I have also tried "mixed-digital" 
> as the device but still no audio.
>
> However if I just double click the .au file, it plays in the default 
> player just fine.
>
> Also "ALSA:default" or "ALSA:hw:0,2" as the device doesn't produce 
> sound either.
>
> The same thing happens with MythMusic, if I put "ALSA:digital" for the 
> sound device for MythMusic the visualization start and the time 
> counter starts, but no sound...

Sounds like you have some sort of sound server running...

Mike