Good evening, try the other transistors that this card brings, bring two of them, if you have a capacitor check each of the large electrolytic capacitors, or if you see capacitors deformed or inchared on the bottom change them, in those plasma the capacitors appear be good, but turn out to be bad, also check the same on the card x, zsus, the most serious can be short panel, good and also check the buffer card, repair successes