initially i was having the problem of moving screen n then suddenly it stoped functioning. there is no power in the tv. technicians says there is a problem with power supply board but they failed to repair. can i get any help from u to repair it it works in 110V input. the model number of this tv is 289X6M and the serial number is 22365673 the product was made in Japan and the date of production is aroung 1987.