stevied2012 Feb 13, 2020 1 0 10 Feb 13, 2020 #1 i have a lg 49ub850v the tv will not turn on i've taken the back of the tv off and have lights on the power board and on the tv board but screen will not go on and no led lights show behind the panel.
i have a lg 49ub850v the tv will not turn on i've taken the back of the tv off and have lights on the power board and on the tv board but screen will not go on and no led lights show behind the panel.
helpstar Judicious Dec 25, 2012 3,509 141 36,190 Feb 13, 2020 #2 probably a bad power board or connection problem Upvote 0 Downvote