I need schematics diagram (or better service manual) that is equipped with this tv motherboard: B.TD703D. From what I've seen on the net would be something like: UMC L15-8 FERGUSON F2200LD, CELLOTP2310F or BUSH15W08.Problem tv's is not anything on TV receiving ('no signal'), no DVD ,no scart ,only blue back.Thanks in advance! From Cluj-Napoca, Romania,all the best!