[mythtv-users] SPDIF Audio Stopped Working

[Patrick Oglesby]

On Wed, Sep 30, 2009 at 4:15 PM, Jay Foster <jayf0ster at sbcglobal.net> wrote:
> I'm running Mythbuntu 8.10 0.21-fixes.  I've been using the SPDIF audio
> output for both AC3 5.1 audio and 2ch audio.  For some reason, the 2ch audio
> output has gone silent.  AC3 5.1 audio still works.
>
> This is true for both mythmusic and mythvideo (mplayer).  When playing 2ch
> audio programs, I do get sound out of the analog line out.  I used to get it
> out the SPDIF too.
>
> Any ideas?
> Jay
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This is probably the alsa issue where the spdif output gets stuck to
passthrough and doesn't play pcm anymore, run "iecset audio on", see
if that helps.