NEC PX-42XM4A Adjusting the color to the desired level, Changing the Gamma Curve, Information

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.

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				: 40
GAIN GREEN				: 40
GAIN BLUE				: 40
BIAS RED				: 40
BIAS GREEN				: 40
BIAS BLUE				: 40
RESET		: OFF
SEL.	ADJ.		EXIT RETURN		GAIN RED	: 70

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

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

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.

* This function is available only for 50 and 61 inch types.

Example: Setting “2”

Set “ADVANCED OSM” to “ON” in the MAIN MENU.

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.		EXIT RETURN

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 without changing the white point.

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.

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		Y		M : 32
GREEN		C		Y : 32
BLUE		M		C : 32
YELLOW		G		R : 32
MAGENTA		R		B : 32
CYAN		B		G : 32
RESET		:	OFF
SEL.	ADJ.		EXIT RETURN

Information

COLOR TUNE settings RED: Adjusts hue of Red GREEN: Adjusts hue of Green BLUE: Adjusts hue of Blue YELLOW: Adjusts hue of Yellow MAGENTA: Adjusts hue of Magenta CYAN: Adjusts hue of Cyan

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

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