You might find some insight here .
If your plasma is like my Panasonic 42" 5UY, I find I need 85 msec delay to compensate for the deinterlacing either in my display (from DVD or STB) or DVD player.
If your plasma is like my Panasonic 42" 5UY, I find I need 85 msec delay to compensate for the deinterlacing either in my display (from DVD or STB) or DVD player.