Vizio P2 42 in. HD-Ready Plasma Television "u29" Questions

...buy a new dtv board ill try ti fix it, but which caps are the faultys?? pls help Please check the U29 8 pin little surface mount mosfet it has this letters > FDS4935 > > In this part inputs 13.2 ...

...led not flashing,always on.Thank You repaired supply 30 volt. replaced u20,u21,u22.replaced u4,u29,u31,u15.also replaced ic a1 and a3 ceramic ic's. supply to regulator on piggback board 20 volts ...