Connie - this is a 6 yr old set. need to rethink putting 6-800 in it vs. putting that $$ towards a new truly digital Mits. or whatever brand u prefer. it could b power supply or logic...if u really wanna pursue it call us but we r in corpus christi, tx, so who know how much help we can b. we r Mitsubishi authorized. thx, alan 361 8577236
alan levens, September 2007