Correcting Keystone Effect - Christie CP4315-RGB Installation And Setup Manual

A 19 mm (0.75 in.) wrench
B Lock
C Turn to adjust height
2. Extend or retract the feet.
3. When the adjustment is correct, tighten the lock nut.

Correcting keystone effect

Learn how to adjust the image to correct keystone effect.
Keystone effect occurs when you project an image onto the screen at an angle. As a result, the image
appears distorted and resembles a trapezoid.
When making the adjustments, set the light source to minimum power.
Horizontal keystone
Projector skewed horizontally to the screen
1. If the image suffers from slight keystone effect, it can be corrected with electronic cropping.
Cinema 4K-RGB Installation and Setup Guide–CP4315-RGB, CP4320-RGB, CP4325-RGB, CP4330-RGB
020-102710-08 Rev. 1 (03-2021)
Copyright © 2021 Christie Digital Systems USA, Inc. All rights reserved.
Vertical keystone
Projector tilted vertically to the screen
Adjusting the image
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