Optoma HD20 User's Manual - Page 24

ser ontrols IMAGE | Advanced Noottee  "B/W Extension" can't support when source is HDMI, analog or digital RGB via DVI port. Noise Reduction The motion Adaptive Noise Reduction reduces the amount of visible noise interlaced signals. The range is from "0" to "10". (0: Off) B/W Extension Black and White Extension can stretch the black and white levels to automatically increase the contrast of input image. This unit has 2 pre-set modes that allow the user to switch among the pre-sets to obtain different image effects. (Off/On) Color Temp If set to cold temperature, the image looks more blue. (cold image) If set to warm temperature, the image looks more red. (warm image) RGB Gain/Bias Press into the next menu as below and then use or to select item. Use or to select Red, Green, or Blue for brightness (Gain) and contrast (Bias). 24