To enable Content Rating Lock on a TV:
1. Go to Professional Menu (319753mute or mute up down left right ok depending on remote model)
2. Go to Feature Settings->Content Rating->Enable = Yes
(Also check out the PIN Code - you'll need it later on)
3. Go to Switch On Settings->Content Rating, key in the PIN
4. Set the Content rating Level
(Please see the following to ensure you understand how content rating lock works)
If you choose G, TV will block G content and everything above G (ie. G, PG, M...)
If you choose PG, TV will block PG content and everything above PG (ie. PG, M...)
...
If you choose R, TV will block R content and everything above R (ie. R)
If you choose All, TV will block all content
If you choose None, TV will not block any content