Check the power cable and make sure it is securely connected to the power outlet as well as to the back of the TV.

Check that the power outlet is switched on.

Check that your TV is plugged into the correct source.

If your TV is connected to a Power Saving Unit or an uninterruptible power supply, switch it off and then back on.

1. Check the power cable and make sure it is securely connected to the power outlet as well as to the back of the TV.
2. Check that the power outlet is switched on.
3. Check that your TV is plugged into the correct source.
4. If your TV is connected to a Power Saving Unit or an uninterruptible power supply, switch it off and then back on.