Section 5: Parts and Module Replacement
CP2230 Service Manual
5-21
020-100562-06 Rev. 1 (05-2016)
5.9.8 Yellow Notch Filter (YNF)
The YNF is situated in the IOS assembly, near the contrast aperture. It is removed via a hole in the firewall.
(Estimated Replacement Time: 15 m 30 minute calibration)
1. Remove the front top lid. Refer to
5.5.1 Front Top Lid, on page 5-6
.
2. Remove the high security lid. Refer to
5.5.2 High Security Lid, on page 5-6
3. Disconnect the two hoses from the liquid cooling assembly.
4. Remove the IOS access plate located on the security firewall by loosening the thumbscrew from the light
engine compartment. (
Figure 5-29 Remove IOS Access Plate
5. Remove the two, 2.5mm screws securing the YNF to the IOS. Loosen the center nut if necessary.
(
)
Figure 5-30 Remove YNF
6. Carefully, pull the YNF out of the IOS.
7. When installing, repeat above instructions in reverse. Calibrate green primary and MCGD. For details,
