Sony KP-61V90 61" Rear Projection Television "510 diagnostic" Questions

...the stk ics. they are located inside the tv with lage heat sinks. i do believe sony runs stk392-510. youll have to look at the ics to know which ones for

...set is of the crossover year where the first units had the same troublesome PS board as was in the 510 Elite of the year before, then they redesigned the PS board and had no further problems. ...