NEC MA Series 43" 4K Commercial Display with Media Player and Raspberry Pi Compute Module 4 SoC - Manual (Page 97)

English−93
PICTURE MENU
ADAPTIVE CONTRAST
HDMI1, HDMI2, OPTION (TMDS)* 2 ,
COMPUTE MODULE* 1 inputs only
Sets the level of adjustment for dynamic contrast.
If HIGH is set, the image is shown clearly but it makes brightness unstable due to the wide gap in contrast
variation.
UNIFORMITY This function improves the color reproduction and evens out the non-uniformity in luminance of the
monitor.
NOTE:
When [SPECTRAVIEW ENGINE] is set to [ON], this function is disabled.
AUTO DIMMING Adjusts the backlight of the LCD automatically depending on the amount of ambient light.
AUTO BRIGHTNESS Adjusts the brightness level according to the input signal.
NOTE:
• [MODE1] is disabled when [AMBIENT LIGHT SENSING] function is set to [ON].
• When [SPECTRAVIEW ENGINE] is set [ON], this function is disabled.
AMBIENT LIGHT
SENSING The backlight of the LCD panel can be set to increase or decrease depending on the amount of ambient
light within the room. If the room is bright, the monitor becomes correspondingly bright.
If the room is dim, then the monitor will dim accordingly. The purpose of this function is to make the
viewing experience more comfortable to the eye in a variety of lighting conditions.
The ambient parameter setting:
[AMBIENT LIGHT SENSING] in OSD, select [ON] and set [ILLUMINANCE] and [BACKLIGHT].
IN BRIGHT: Setting to use in a bright room.
ILLUMINANCE - The illuminance level in a bright room.
BACKLIGHT - The maximum level of backlight in a bright room.
IN DARK: Setting to use in a dim room.
ILLUMINANCE - The illuminance level in a dim room.
BACKLIGHT - The minimum level of backlight in a dim room.
STATUS: Shows the current setting level of [ILLUMINANCE] and [BACKLIGHT].
When the [AMBIENT LIGHT SENSING] is enabled the Backlight level of the screen changes automatically
according to the lighting conditions of the room (see figure below).
BACKLIGHT level set for
the monitor to use when
ambient lighting is low.
BACKLIGHT level set for the
monitor to use when ambient
lighting is high.
BACKLIGHT setting range.
Dark Bright Room bright condition
L - ILLUMINANCE level set for the monitor to use when ambient lighting is low.
H - ILLUMINANCE level set for the monitor to use when ambient lighting is high.
BACKLIGHT variable range.
0% 100%
0%
100%
L H
NOTE: • When [AMBIENT LIGHT SENSING] is set, [BACKLIGHT] and [MODE1] in [AUTO
BRIGHTNESS] functions are disabled.
• Do not select this function when [AUTO BRIGHTNESS] function is set to [MODE1].
• Do not cover the optional sensor unit when [AMBIENT LIGHT SENSING] is enabled.
[AMBIENT LIGHT SENSING] is enabled when it is set to [ON].
• When [SPECTRAVIEW ENGINE] is set [ON], this function is disabled.