I JUST DID MY BOARD TODAY. THE PIECES COST LESS THAN $10 TO REPLACE THE TRANSISORS AND DIODES AND ONE CAPACITOR.
A COMPANY CALLED "NTE" #'S ..(2) NTE116, (1) NTE 46, (1)NTE 54
PLUS A 20O UF 12V CAPASITOR.
IN SHORT I REPLACED ALL THE BLACK PARTS AND THE BIG CAP. THE SMALL NTE46 WAS PROBLY THE CULPRIT.