Acer P1623 - Manual (Page 46)

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English Contrast
Controls the degree of difference between the lightest and
darkest parts of the picture. Adjusting the contrast changes
the amount of black and white in the image.
• Press to decrease the contrast.
• Press to increase the contrast.
Saturation
Adjusts a video image from black and white to fully
saturated colors.
• Press to decrease the amount of color in the
image.
• Press to increase the amount of color in the
image.
Tint
Adjusts the color balance of red and green.
• Press to increase the amount of green in the
image.
• Press to increase the amount of red in the image.
Color
Temperature
Adjusts the color temperature. At higher color
temperatures, the screen looks colder; at lower color
temperatures, the screen looks warmer.
Dynamic Black
If turned on, the projector dynamically adjusts the power
consumption of the lamp according to the brightness of
the image being projected. When projecting darker images
the power consumption will be reduced and the contrast of
the image will also be enhanced.
Gamma
Effects the representation of dark scenery. With greater
gamma value, dark scenery will look brighter.