[Contrast]; [Brightness]; [Color Temp.]; [Red] - NEC PE506WL User Manual

(Green). This is designed for a board in green rather than black as indicated by its name.
Color board
A image mode suitable for image projecting on surface of wall in red, blue, yellow or green. Press the ENTER button
to enter Color board menu, then press ▲ ▼ button to select Red, Blue, Yellow or Green, press the ENTER button.
Color adjust
Red
Blue
Green
Yellow
User image
Users can customize the color adjustment.

[Contrast]

Press ▼ button to decrease contrast, range from 0 - +63.
Press ▲ button to increase contrast, range from 0 - +63.

[Brightness]

Press ▼ button to decrease brightness, range from 0 - +63.
Press ▲ button to increase brightness, range from 0 - +63.

[Color temp.]

Press ▲ ▼ button to select required color temperature (Low, Mid., High and User)
High temp: Become blue gradually.
Mid temp: Suitable natural color.
Low temp: Become red gradually.
User:You can adjust the Red, Green, Blue and Yellow values by yourself.

[Red]

Press ▼ button to decrease red tint and ▲ button to increase it.

[Green]

Press ▼ button to decrease green tint and ▲ button to increase it.

[Blue]

Press ▼ button to decrease blue tint and ▲ button to increase.

[Sharpness]

Press ▼ button to soften image and ▲ button to sharpen, range from 0 - +15.
Colorboard
40
5. Using On-Screen Menu