Have a couple questions on filling the cavity of the WM-40. Give me a run down, what with, how much? Lots of good advice on htf, found out the regular wire so carefully ran in the walls of the addition to a corner sub position will not give good results. Guess a visit to the crawl space with a drill and shielded coax is coming soon. Guy that said he downloaded owners manual I give many thanks, did yesterday & spent about 1 hour reading. Have til coming wednesday & stuff gets here, more reading instore. Hooked up tv=S video,DVD=optical, will the set up do all the tricks, Dolby dig, dolby pro, and DTS?