Samsung UN55D6000 E-Manual page 132

How to watch a restricted program or movie
If the TV is tuned to a restricted program or movie, the
block it. The screen will go blank and the following message will appear:
"This channel is blocked by
unblock."
Enter the PIN to unblock the program or movie.
If you forget the PIN, press the remote-control buttons in the following
N
sequence, which resets the pin to "0-0-0-0:" POWER (off) → MUTE → 8 → 2
◀
→ 4 → POWER (on)
Lock. Please enter the PIN to
Program Rating
English
Program Rating Lock will
▶