Acer H7531D - Manual (Page 30)

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Image
Projection mode
• Front: The factory default setting.
• Rear: Reverses the image so you can project from behind a
translucent screen.
Projection
Location
• Auto: Automatically adjusts projection location of image.
•
Desktop: Select this function when the projector is placed on the
desk.
• Ceiling: Turns the image upside down for ceiling-mounted
projection.
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.
• L. Box: Keep original signal aspect ratio and zoom in by 1.333
times.
Auto Keystone Automatically adjusts vertical image.
Keystone Adjust image distortion caused by tilting projection. (±15 degrees)
<Note> The Manual Keystone funcion is unavailable under Auto
Keystone setting to "On".