20 Most Recent Mitsubishi WD-62525 62" Rear Projection HDTV Questions & Answers

Did you let the green light flash for about 70 seconds? It goes thru a self check when plugged in and takes a little time

Did you check the caps on the power board when you had it out?

https://www.mitsubishi-tv.com/asset/file/owners_guide/WD-52525.pdf Page 11 talks about using a paper clip to hit the recessed small reset button. try this

will need the make model to be able to offer any help. sorru but your question is good but lacking the info so i can do a search for you. one thing you may try if a forum of the thing your trying to fix. the are a good help

Something died in there - perhaps a capacitor or a solid state device just blowing and cracking into pieces. happens. Open up the set and see if you can spot it around the power supply area.