LG TV Won't Turn On (You Should Try This Fix FIRST)
If your LG TV won't turn on try these fixes in this order: Unplug your TV from the wall and wait 60 seconds. Remove the batteries from your remote and hold the power button for 30 seconds. Factory reset your TV with or without your remote. Reseat the power cord in the back of your TV. Make sure your TV is on the correct input source.