Projection Lens; Removal; Installation; Calibrate The Lens Motors - Christie D4K2560 User Manual

General Maintenance

Projection Lens

Removal

1. Shut down the projector, as described in
2. Attach a large lens cap to the front of the lens to avoid damage.
3. Release the lens locking lever (UP position).
4. Pull the lens straight out and attach a small lens cap to the rear of the lens to avoid damage.

Installation

1. Make sure the lens locking lever is in the UP position.
2. If attached, remove the rear lens cap from the lens.
3. Slide the lens into the lens mount, aligning all connections. NOTE: Always install the lens with
"UP" label in the top position. This will assist in achieving consistent boresight alignment each
time the lens is replaced.
4. Secure the lens with the lens locking lever (DOWN position).
5. Calibrate the lens motors, as described below.

Calibrate the Lens Motors

If the lens motors are not calibrated properly, implications may include:
• Incorrect reporting of the lens motor position.
• Inability to use the full range of the lens motors.
• Lens motors traveling outside of the pre-defined keep-out area.
• Damage to the projector.
Reset and calibrated the lens motors when any of the following conditions are met:
• After a lens change.
• After the lens motors are physically moved using the manual adjustment knobs.
• After the projector is moved and/or jostled.
• After the lens motor IMCB has been replaced.
To calibrate the lens motors, tap Menu Tab > Configuration > Calibrate Lens Motors.
36
Maintenance Shutdown on page 35.
D4K2560 User Manual
020-101076-01 Rev. 1 (06-2013)