Question about Sony KP-57HW40 57" Rear Projection Television
You need to replace both the convergence ICs they are STK392-560 they are located on the D board (board on the right) mounted to larde aluminum heatsinks. you can get new ones at the following link and they offer free installation instructions with pictures so you can do the repair yourself which takes about an hour. They also give free on line tech support if you need it. Heres the link
Posted on Apr 26, 2008
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