LG 42PM4700 Owner's Manual page 77

To set additional picture options
❐
HOME ➾ Settings
Adjusts detailed setting for images
Noise Reduction
Black Level
Film Mode
Motion Eye Care
➙ PICTURE ➙
Reduces screen noise in the video.
Adjusts the brightness or darkness of the screen to fit the
black level of the picture input using the screen's degree of
darkness (black level).
Optimizes the screen for movie viewing.
[Depending on model]
Adjusts screen brightness to prevent eye glare.
Picture Mode ➙ Picture Option