Adjusting The Integrator Rod And Fold Mirror - Christie CP4315-RGB User Manual

It is recommended that you use lens offset to align the center of the image to the center of the
screen before you correct the keystone effect.
3. If one side of the image is longer than another, adjust the tilt and level of the projector.

Adjusting the integrator rod and fold mirror

Understand how to adjust the integrator rod and fold mirror to control the illumination spot on the
DMD.
Extreme misalignment of projection optics can cause permanent damage to critical optical
components. Only Christie qualified technicians can perform internal optical adjustments.
The integrator rod and fold mirror adjustments are set by Christie. Make adjustments only if screen
shadows are visible.
When adjusting the fold mirror, set the light source to minimum power.
1. In the right toolbar, select Test Patterns.
2. Select the RGB-4K-Integrator Rod test pattern and display it full screen.
Refer to the test pattern for guidance on making the adjustments. The right panel of the test
pattern provides information about the integrator zoom and focus adjustments. The left panel
provides information about the fold mirror adjustments.
3. Open the Service door on the side of the projector.
4. To use the integrator rod optical controls, open the access door for the Zoom and Focus
paddles.
Cinema 4K-RGB User Guide–CP4315-RGB, CP4320-RGB, CP4325-RGB, CP4330-RGB
020-102712-06 Rev. 1 (03-2021)
Copyright © 2021 Christie Digital Systems USA, Inc. All rights reserved.
Adjusting the image
59