Samsung PN60F5500 problems

[Fripacks]

Hi guys,
I have problem with this Plasma, no picture, I found semiconductors Q5002 and Q 5003 (30J127 )completly short, I changed these 2 parts and the TV have same problem, I check all the Power supply Voltage ( VA-VS-VSC) all these voltages are ok, I check too the 2 buffer board and No short on them, what I have to check now?

[dick_barton]

Re: Samsung PN60F5500 problems

If my memory serves me correctly from other posts on this forum, I believe that when the mosfets blow you also need to check the resistors and driver IC's that drive the damaged mosfets

[Fripacks]

Re: Samsung PN60F5500 problems

Ok thanks a lot , I will check it these parts!