NEC LCD2190UXi user manual Gamma, Selection, Color Control

Advanced OSM Controls – continued

Tag 5	GAMMA	Allows you to manually select the grayscale tone curve.
	SELECTION	There are five possible selections:
		NO CORRECTION: No Correction possible.
		2.2: The exponential gamma curve value is fixed at 2.2.
		OPTION: There are two optional selections.
		1: This setting is recommended for Video input sources.
		Dark areas will look brighter and high bright areas will
		look darker.
		2: Curve based on the DICOM GSDF, for use with grayscale
		images.
		PROGRAMMABLE: A programmable gamma curve can be
		loaded using NEC software such as GammaComp, Gamma-
		CompMD and SpectraView II.
		CUSTOM: The following settings can be adjusted when
		CUSTOM is selected as the GAMMA SELECTION setting.
		Custom Value: Selectable Gamma ranging from 0.5 to 4.0
		in 0.1 increments. Not adjustable in sRGB color preset.
		OFFSET: Digitally adjusts the black level after the signal is
		converted from analog to digital.
Tag 6	COLOR CONTROL	ACCUCOLOR® CONTROL SYSTEM: Seven preset color settings.
		For preset settings: 1, 2, 3, and 5, the following levels can be
		adjusted:
		TEMPERATURE: Adjust the white temperature by increasing or
		decreasing this setting. A lower color temperature will make the
		screen reddish and a higher color temperature will make the
		screen bluish.
		WHITE (White Balance): If TEMPERATURE needs further adjust-
		ment, the individual R/ G/ B/ levels of the white point can be
		adjusted. To adjust the R/G/B levels, CUSTOM must be showing
		as the TEMPERATURE selection.
		HUE: Adjusts the hue of each color*1. The change in color will
		appear on screen and the menu color bars will show the amount
		of adjustment.
		SATURATION: Adjusts the color depth of each color*1. Press the
		“RIGHT” button and the color vividness increases.
		OFFSET: Adjusts the color brightness of each color*1.
		Press “RIGHT” button and the color Brightness increases.
		*1: RED, YELLOW, GREEN, CYAN, BLUE, MAGENTA
		The sRGB and NATIVE color presets are standard and cannot be
		changed.
		The PROGRAMMABLE setting can only be adjusted using color
		calibration software such as NEC’s GammaComp or
		Spectraview II.

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