Is the button on the TV responding too when you press it? Possible that remote of the TV has stuck keys or the battery is drained, try to remove the battery and replace it with new set of batteries and try to press it again.
Is the button on the TV responding too when you press it? Possible that remote of the TV has stuck keys or the battery is drained, try to remove the battery and replace it with new set of batteries and try to press it again.