Samsung UE19D4003BW E-Manual page 17

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Lock/Unlock: Lock a channel so that the channel cannot be selected and viewed.
NOTE
N
●
This function is available only when the
●
The PIN input screen appears. Enter your 4-digit PIN. Change the PIN
using the
●
Edit Channel Name
●
Edit Channel
Some area may not be able to support
N
◀
Channel Number
Change PIN
(analogue channels only): Assign your own channel name.
Number: Edit the number by pressing the number buttons desired.
function.
Channel Lock
option.
Edit Channel Name
English
is set to On.
and
Edit
▶