JVC VN-V686WPU Level, D Gamma, E Enhance, Frequency, Active Gamma, C Black Level, G Color Level, F Enhance Level, [Setting range : 0 to 2], [Setting values:Low, High]

C Black Level		For adjusting the black level. Lowering the value darkens the video image.
		Increasing the value brightens the image.
		[Setting range : 0 to 2]
		Memo:
			● If the black level is set to A0B, this may be too low depending on the
			connected device, or dark area will become complete black.
			● When using MPEG4 images, set to either A1B or A2B.
D Gamma		To alter the appearance of dark areas in a video image, adjust the gamma curve.
		0		: Gamma correction suitable for CRT is performed.
		1		: Gamma correction suitable for some LCDs is performed.
		2		: Do not perform gamma correction. This setting is suitable for some
					LCDs.
		Active : The most appropriate gamma correction is applied according to the
					darkness of the screen. Select the level under [Active Gamma Level].
		[Setting values : 0, 1, 2, Active]
		Memo:
			● The set value is fixed when the [Monitor Type] B is set to ALCD1B, ALCD2B,
			or ACRTB.
	Active Gamma	This adjusts the effect when [Gamma] D is set to AActiveB.
	Level	Objects with little luminance differenceBDecrease the number
		Objects with large luminance differenceBIncrease the number
		[Setting range : -5 to 0 to 5]
		Memo:
			● The color may appear different from the actual one depending on the object.
			● Noise interference and hue changes may appear prominent depending on the
			brightness of the object but this is not a malfunction.
			● This feature can only be configured when [Gamma] D is set to AActiveB.
E Enhance		For setting the type of edge enhancement.
	Frequency	Low			: Enhanced edges become thicker.
		High			: Enhanced edges become thiner.
		[Setting values:Low, High]
		Memo:
			● The set value is fixed when the [Monitor Type] B is set to ALCD1B, ALCD2B,
			or ACRTB.
F Enhance Level		For setting the intensity of edge enhancement.
		Larger value				: Increases the intensity of edge enhancement.
		Smaller value				: Decreases the intensity of edge enhancement.
		[Setting range : -5 to 0 to 5]
G Color Level		For adjusting the color level.
		Larger value				: Increases the color level.
		Smaller value				: Decreases the color level.
		[Setting range : -5 to 0 to 5]

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