[mythtv-users] PVR-250MCE: Great video, but no sound

[Robert Kulagowski]

> I am having issues with a PVR-250MCE (rev2, I guess, do to needing to
> use tuner type 39). I get video but no audio. I have been googling for a
> couple of days on this with out even getting a peep from the tv card. 
> 
> When I use mplayer (figured I have to get it working with that first before MythTV) to view TV, I get the following message:
> Audio: no sound

You should really ask this question on the ivtv list.  Have you checked 
the ivtv HOWTO/wiki for troubleshooting steps?