Acer P3150 Series, P3250 Series manual Image setting, Tint

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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.

Note: "Saturation" and "Tint" functions are not supported under computer mode or DVI mode.

Image setting

Keystone	Adjust image distortion caused by tilting projection. (±40 degrees)
Aspect Ratio	Use this function to choose your desired aspect ratio.
	•	Auto: Keep the image with original width-higth ratio and maxi
	•	mize the image to fit native horizontal or vertical pixels.
		4:3: The image will be scaled to fit the screen and displayed using
	•	a 4:3 ratio.
		16:9: The image will be scaled to fit the width of the screen and
		the height adjusted to display the image using a 16:9 ratio.
Projection	Front-Desktop
	•	The factory default setting.

Front-Ceiling

• When you select this function, the projector inverts the image for ceiling-mounted projection.

Rear-Desktop

• When you select this function, the projector reverses the image so you can project from behind a translucent screen.