Roku Smart TV won't turn on - Television - iFixit
www.ifixit.com › Answers › ViewJan 06, 2019 · It may be as simple as a bad fuse. Remember, your power board will always show power on the input. The TV gets turned on by the signal from the button bar/IR board to the main board to turn on the power to the rest of the TV. Adding images to an existing question. Adding images to an existing question - iFixit.