Replacing The Zoom Focus Assembly; Replacing The Shutter - Christie 4K40-RGB Series Service Manual

Replacing the zoom focus assembly

1. Remove the LOS coupling elbow.
2. Remove the three screws securing the zoom and focus assembly.
3. Pull out the assembly from the projector.
4. Replace the zoom and focus assembly.
5. To re-install, follow these steps in reverse order.
6. After re-installing the assembly, perform optical adjustments (on page 14) and software
calibration.

Replacing the shutter

The shutter blocks the light coming into the projector lens.
1. Remove the top cover (on page 33).
2. Remove the light dump (on page 78).
3. Disconnect the two inline harnesses cables on the shutter.
4. Loosen the one captive screw securing the shutter.
Christie recommends using a short, right angle 3 mm allen key.
If a right angle allen key is unavailable, the engine can be removed for front access using the
provided straight 3 mm ball driver.
4K40-RGB Series Service Guide–D4K40-RGB, Roadie 4K40-RGB, Mirage 4K40-RGB
020-102960-02 Rev. 1 (12-2019)
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