[mythtv-users] audio preceeds image while watching TV

[Ramon Redondo]

> > Since the audio-out of the BT878 card is linked to the line input of my
> > soundcard, it would be a bad idea to mute it.
> 
> Really?  So you've tried it?
> 
> -WD

Specifically, the suggestion is that you mute the _output_ of the line
in, not the _record_ of the line in.

What you're hearing is the audio as it's being recorded, but you're
watching the tv video on a time delay.

Read up in: http://www.mythtv.org/docs/mythtv-HOWTO-20.html
specifically in the Troubleshooting Audio section.