[mythtv-users] No sound nforce2 using SPDIF

Jon jon at sd-6.org
Mon Mar 19 13:21:51 UTC 2007



Jason Portwood wrote:
> Jon wrote:
>> Check the output of mythfrontend when you start playback.  Check that
>> both IEC958 and IEC958 playback are not muted.  Also if IEC958 has a
>> mixer, set it to zero.
> I have checked via alsamixer that both IEC958 are not muted.  IEC958 
> doesn't have a mixer, the playback does and it's not set to zero.
IEC958 playback should be set to zero, some versions of alsa will not
play audio though spdif if it is not.
  Still
> no sound out of Mythfrontend..
> 
> Not sure how to check the output of the Mythfrontend.
Start mythfrontend from a xterm.
  The volume is at
> 76 and I have adjusted it during playback.
Spdif volume isn't controllable.
> 
> audio device is set to:  /dev/dsp (I have tried adsp)
Should be ALSA:default
> pass thru is ALSA:iec958 (AES0 0x02)
> no options are checked except for the volume.
> mixer is set to: /dev/mixer with PCM selected.
Set volume mixer to default
> 
> Any other ideas?  I wonder what I'm missing.  I just don't understand 
> how the system can play sound OK yet Mythfrontend is just quiet.  Why is 
> that?
> 
> Thank you,
> 
> Jason


More information about the mythtv-users mailing list