Acer Z650 User Manual - Page 32

H/V Keystone, Corner, Correction, Sharpness, H. Position, Horizontal, Vertical, Frequency

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English 22 • V. Keystone: Manually adjusts image distortion caused by tilting projection (±30 degrees). H/V Keystone • H. Keystone: Manually adjusts image distortion caused by tilting projection (±30 degrees). Manually adjusts the shape and size of an image that is unevenly rectangular on all sides. Press "MODE" repeatedly to select the corner that you wish to adjust. Press four directional selection keys to adjust the image shape. 4 Corner Correction Sharpness H. Position (Horizontal Position) V. Position (Vertical Position) Frequency Please adjust 4-corner correction separately for each aspect ratio, and its memory is allowed to save 4 sets of settings only. Adjusts the sharpness of the image. • Press to decrease the sharpness. • Press • Press • Press to increase the sharpness. to move the image left. to move the image right. • Press to move the image down. • Press to move the image up. Changes the projector's refresh rate to match the frequency of your computer's graphics card. If you experience a vertical flickering bar in the projected image, use this function to correct it.

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22
English
H/V Keystone
•
V. Keystone: Manually adjusts image distortion caused
by tilting projection (±30 degrees).
•
H. Keystone: Manually adjusts image distortion caused
by tilting projection (±30 degrees).
4 Corner
Correction
Manually adjusts the shape and size of an image that is
unevenly rectangular on all sides. Press "MODE" repeatedly
to select the corner that you wish to adjust. Press four
directional selection keys to adjust the image shape.
Please adjust 4-corner correction separately for each
aspect ratio, and its memory is allowed to save 4 sets of
settings only.
Sharpness
Adjusts the sharpness of the image.
•
Press
to decrease the sharpness.
•
Press
to increase the sharpness.
H. Position
(Horizontal
Position)
•
Press
to move the image left.
•
Press
to move the image right.
V. Position
(Vertical
Position)
•
Press
to move the image down.
•
Press
to move the image up.
Frequency
Changes the projector’s refresh rate to match the frequency
of your computer’s graphics card. If you experience a vertical
flickering bar in the projected image, use this function to
correct it.