Projection Lens - Christie CP42LH Service Manual

Projection lens

The lens seals the projection head, preventing contaminants from entering the main electronics
area. Do not operate the projector without a lens installed. Install a lens plug when you install or
transport the projector.
1. Tap and hold the red power button
2. Install the lens cap and turn the lens clamp to the open position.
3. Pull the lens out of the lens mount and then install a small lens cap on the rear of the lens.
4. Remove the small rear cap from the new lens. Keep the front cap on.
5. Remove the lens cap from the front of the lens.
Lens mount
Due to the weight of the lens mount, two people must complete this step. Failure to comply
may result in personal injury or property damage.
Estimated replacement time: 8 minutes + 10 minutes for boresight
alignment
1. Remove the lens. See
2. Adjust the offset to center the lens mount vertically and
horizontally.
3. Disconnect the motorized control cable from the front plate.
4. Remove the focus hex head screw.
5. Remove the lens mount pivot screw (C).
6. Remove the lens mount assembly.
Illumination optic system
The illumination optic system (IOS) is mounted to the base in the front compartment of the
projector. It includes the optical components between the integrator and light engine assembly.
Estimated replacement time: 45 minutes + 30 minutes for calibration
1. Projection lens, see page 62.
2. Remove the Front top
3. Remove the Left access
4. Remove the Light engine
5. Remove the Integrator
6. Remove the 2 screws securing the infrared emitter bracket to the projector and remove the
bracket.
CP42LH Service Manual
020-101686-03 Rev. 1 (08-2016)
on the TPC Main panel to turn the projector off.
Projection lens on page 62.
lid, see page 41.
cover, see page 42.
lid, see page 42.
assembly, see page 59.
Parts and Module Replacement
B B B
C C
62