Menu Operation
7. Parental Lock 
This function prevents children or unauthorized persons from watching programs.
=Select "Parental Lock" from the "Installation Menu".
=After the Parental is locked, whenever you watch the locked channel, you should enter the PIN Code.
Note : When the Parental Lock is set OFF, you can watch the Lock Channel without the entry of PIN Code.
8. Receiver Lock
To lock the receiver, select "Receiver Lock" in the "Installation menu" and change it to "On"
mode using 
button.
Now the receiver is locked. Whenever you try to start STB, the following screen appears and you will be asked to enter your PIN Code.
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