NEC PlasmaSync 50XM4 Adjusting the color to the desired level, Changing the Gamma Curve

CONFIDENTIAL

Adjusting the color to the desired level

Use this procedure to adjust the white balance for each color temperature to achieve the desired color quality.

Example: Adjusting the “GAIN RED” of “HIGH” color temperature

Set “ADVANCED OSM” to “ON” in the main menu (1/ 2), then perform the following operations.

On “ COLOR TEMP.” of “ PICTURE” menu, select “ HIGH” , then press the MENU/ENTER button.

The “ WHITE BALANCE” screen appears. On “ GAIN RED” , adjust the white balance.

	WHITE BALANCE
COLOR TEMP. HIGH
GAIN RED
GAIN GREEN
GAIN BLUE
BIAS RED
BIAS GREEN
BIAS BLUE
RESET	:	OFF	GAIN RED	70
SEL.	ADJ.	EXIT RETURN

Information

Adjusting the white balance

GAIN R/G/B: White balance adjustment for white level

BIAS R/G/B: White balance adjustment for black level

RESET: Resets settings to the factory default values. Use
and  buttons to select “ ON” , then press the MENU/ENTER button.

Restoring the factory default settings

Select “ RESET” under the WHITE BALANCE menu.

Changing the Gamma Curve

This feature adjusts the brightness of the midtone areas while keeping shadows and highlights unchanged.

Example: Setting “3”

Set “ADVANCED OSM” to “ON” in the MAIN MENU (1/2), then perform the following operations.

On “ GAMMA” of “ PICTURE” menu, select “ 3” .

			PICTURE		2 / 2
		PREVIOUS PAGE
COLOR TEMP.				:	MID
	GAMMA			:	3
LOW TONE				:	AUTO
COLOR TUNE
		SEL.	ADJ.			RETURN
					EXIT

Information

GAMMA settings

The picture becomes darker as the number increases (in the sequence of 1, 2, 3, 4).

Making the Low Tone adjustments

This feature allows more detailed tone to be reproduced especially in the dark area.

Example: Setting “2”

Set “ADVANCED OSM” to “ON” in the MAIN MENU (1/2), then perform the following operations.

On “ LOW TONE” of “ PICTURE” menu, select “ 2” .

			PICTURE		2 / 2
		PREVIOUS PAGE
COLOR TEMP.				:	MID
GAMMA				:	2
	LOW TONE			:	2
COLOR TUNE
		SEL.	ADJ.			RETURN
					EXIT

Information

LOW TONE settings

AUTO: Will automatically appraise the picture and make adjustments.

1:Will apply the dither method suitable for still pictures.

2:Will apply the dither method suitable for motion pictures.

3:Will apply the error diffusion method.

Adjusting the colors

Use this procedure to adjust hue and color density for red, green, blue, yellow, magenta and cyan.

Such adjustments will not affect the other colors.

You can accentuate the green color of trees, the blue of the sky, etc.

Example: Adjusting the color tune for blue

Set “ADVANCED OSM” to “ON” in the MAIN MENU (1/2), then perform the following operations.

On “ PICTURE” menu, select “ COLOR TUNE” , then press the MENU/ENTER button.

The “ COLOR TUNE” screen appears.

On “ BLUE” of “ COLOR TUNE” , adjust the color tune.

		COLOR TUNE
RED
GREEN
	BLUE
YELLOW
MAGENTA
CYAN
RESET		:	OFF
	SEL.	ADJ.		RETURN
			EXIT

Information

COLOR TUNE settings RED: Makes red’s adjustment GREEN: Makes green’s adjustment BLUE: Makes blue’s adjustment YELLOW: Makes yellow’s adjustment MAGENTA: Makes magenta’s adjustment CYAN: Makes cyan’s adjustment

RESET: Resets settings to the factory default value. Use
and  buttons to select “ ON” , then press the MENU/ENTER button.

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