If the screen goes off after showing a picture for a small time, and you get no flashing lights in the tv front, it could be a defective back light inverter board, you can make sure by darkening the room where the tv is located and select a bright scene(usually the tv menu) if you are able to make it out, then the back light inv. board needs to be replaced. The following link takes you to a site where you can get an idea of what the price is for the one your model uses: http://www.shopjimmy.com/catalogsearch/result/index/q/FLX-2610/
Answers & Comments
If the screen goes off after showing a picture for a small time, and you get no flashing lights in the tv front, it could be a defective back light inverter board, you can make sure by darkening the room where the tv is located and select a bright scene(usually the tv menu) if you are able to make it out, then the back light inv. board needs to be replaced. The following link takes you to a site where you can get an idea of what the price is for the one your model uses: http://www.shopjimmy.com/catalogsearch/result/index/q/FLX-2610/