I'm having the same issues as many other Mitsu TVs. The power light blinks green then it goes to a constant red lamp light. It has code 34 which is lamp problem, same as many others. It took about thrity minutes to get the DM board out and I see 4 large 1000MFD 200wWV 105°caps but they appear OK. I'm going to go ahead and replace these anyway along with a large 150 MFD450V cap. Is there a daughter board on this set I've read about some sets having? All the other modules look like the tuner, input/output connectors and DVI. Here's the power board:
http://i15.photobucket.com/albums/a358/coyote5150/photo-18.jpg