Yellow Notch Filter (Ynf) - Christie CP2420-Xe Service Manual

8. Lift the IOS out to clear the dowels.
9. To re-install, follow these steps in reverse order.
10. Perform an evaluation on the IOS removed.
11. Recalibrate the projector.

Yellow notch filter (YNF)

The yellow notch filter (YNF) is in the illumination optic system (IOS) assembly, near the contrast
aperture.
1. Remove the front top cover (on page 50).
2. Remove the high security cover (on page 51).
3. Disconnect the pump hoses for easier yellow notch filter access.
4. Remove the pump module (on page 70).
CP2420-Xe and CP4420-Xe Service Guide
020-103566-02 Rev. 1 (07-2022)
Copyright © 2022 Christie Digital Systems USA, Inc. All rights reserved.
If printed, please recycle this document after use.
Optics
105