11. To re-install, follow these steps in reverse order.
12. Re-shoot MCGD files, align the aperture, and adjust convergence.
Cold mirror
The cold mirror is the first bend in the optical path within the IOS (illumination optics system).
1. Remove the front top cover (on page 50).
2. Remove the light sensor module (on page 109).
3. Loosen the two screws from the tab illustrated below securing the cold mirror.
CP2420-Xe and CP4420-Xe Service Guide
020-103566-02 Rev. 1 (07-2022)
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Optics
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