Acer K10 - Manual (Page 26)

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English
Note: "H. Position", "V. Position", "Frequency" and "Tracking" functions
are not supported under Video mode.
Note: "Sharpness" functions is not supported under Computer mode.
Auto Keystone Choose "On" to enable auto keystone. Choose "Off" to disable auto
keystone.
Manual Keystone Adjusts image distortion caused by tilting projection. (±40 degrees)
H. Position
(Horizontal
Position)
•
Press to move the image left.
•
Press to to move the image right.
V. Position
(Vertical Position)
• Press to move the image down.
• Press to move the image up.
Frequency "Frequency"changes the projector’s refresh rate to match the
frequency of your computer’s graphic card. If you can see a vertical
flickering bar in the projected image, use this function to make an
adjustment.
Tracking Synchronizes the signal timing of the display with the graphic card. If
you experience an unstable or flickering image, use this function to
correct it.
Sharpness Adjusts the sharpness of the image.
• Press to decrease the sharpness.
• Press to increase the sharpness.