LG 29MA73D-PH.AHK Owner's Manual page 41

To use Sound Optimizer function
SETTINGS> AUDIO>
Sound Optimizer
Allows optimized sound for individual TV installation.
Normal
Wall Mount Type
Stand Type
LOCK
To set the password
SETTINGS> LOCK>
Set Password
Set or change the TV password.
The initial password is set as [0000].
To lock the system
SETTINGS> LOCK>
Lock System
Permits only specific programs by blocking channels.
At first, select Lock System to ON.
Block Programme
To use Key Lock
SETTINGS> LOCK>
Key Lock
Locks control buttons on the TV.
Key Lock function remains intact even in case of power outage or when the power cord is removed from the wall
socket.
Key Lock function can only be set by remote control, and not by the button on the TV.
Even with Key Lock ON, TV's buttons can turn on the power.
General sound mode.
Optimizes sound for a wall-mounted TV.
Optimizes sound for a stand-mounted TV.
Blocks programmes with content inappropriate for children. Programmes can be selected
but the screen is blank and the audio is muted. To watch a locked programme, enter the
password.
CUSTOMIZING SETTINGS
Description
Description
Description
Description
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LOCK