need tv help please gb51hd09 apex projection

[Guest]

i am in desperate need of schematic or service manual for apex 51 " hdtv projection. i had a leak in roof and found the board that is coroded, i need to know name of board so i can get a replacement. it is the lower main board that lays on bottom of tv, there are 2 main boards, one looks like the a/v board as for the speakers are connected to it but i need to know the name of the board(same size) right next to it so i can order i have already found replacement parts from 2 different aftermarket suppliers just need the name of that board please
(the tv powers on and there is sound but no picture at all)
Jeremy Volling

[minnie]

Does it have the STK392-040's on it?
If so, 8667200800T.