No video, no audio
No video and audio
How to fix
1. If TV is not turned on, check the front power on/off switch.
If TV is not turned on with remote control, turn the power on with on/off switch then turn on TV with remote control.
(If TV is turned off with power on/off switch, it is not turned on with remote control.)
The location and type of switch varies depending on products.
2. If power is not turned on, check the power cable connection at the back of TV.
Check the connection of AC power cable at the back of TV.
Check the power cable connection to the wall socket.
Check if other products which are connected to the same multi-tab are turned on.
※ The connection of cables can loosen while cleaning or handling the product.
3. If words appear on the screen when you turn on/off the power or change the channel, press external input button of remote control.
[Home] → [Setting] → [Advanced setting] → [Picture mode] → [Standard]
※ If standard picture mode is dark, adjust “color density”.