UMtiger, this isn't help but a sharing of concern. I too have a Pioneer DVD and Panasonic plasma, plus a Scientific Atlanta cable box (you didn't say what yours is), and not yet having any surround gear I run everything in stereo. Never any lip sync problems with movies from the Pioneer and anly occasional, slight-to-mild sync delays on cable stuff. The audio seems to lag the video. Since it's unpredictable, mild at worst, and not on serious entertainment material (if that even makes sense), I've not tried to correct it. But when/if I ac