Check your power button and see if it's sticking or any of the buttons, only other thing it could be is a problem with the relay on the power supply board, you may need to replace the board, check with shopjimmy.com
I have this same tv, the power button front panel is hard to get too, so if you know how to troubleshoot, I would try to powerup and unplug the front panel cable to see if stays on, if so you know the problem is on the buttons, if not then it's the Power sup.I have this same tv, the power button front panel is hard to get too, so if you know how to troubleshoot, I would try to powerup and unplug the front panel cable to see if stays on, if so you know the problem is on the buttons, if not then it's the Power sup.
Answers & Comments
Check your power button and see if it's sticking or any of the buttons, only other thing it could be is a problem with the relay on the power supply board, you may need to replace the board, check with shopjimmy.com
I have this same tv, the power button front panel is hard to get too, so if you know how to troubleshoot, I would try to powerup and unplug the front panel cable to see if stays on, if so you know the problem is on the buttons, if not then it's the Power sup.