Resetting The Lens To Home Position; Aligning The Image With Lens Zoom And Focus; Locking The Lens Motor; Calibrating The Zoom Motor - Christie TruLife+ Griffyn 4K32-RGB User Manual

2. Select a framing test pattern.
3. Select LENS OFFSET.
You can also select MENU > Configuration > Lens Settings > Lens Offset.
4. Use the arrows to adjust the offset to display a square image on the screen, with minimal
projector aiming error.
5. To exit to the home page, select Back.

Resetting the lens to home position

Set the lens offset back to the home position.
1. Select LENS OFFSET.
You can also select MENU > Configuration > Lens Settings > Lens Offset.
2. To reset the lens to the default home position, select Reset.
3. To confirm the reset, select Reset Lens Position.

Aligning the image with lens zoom and focus

Ensure that the image reflected from the digital micromirror device (DMD) is parallel and centered
with the lens and screen.
1. Display an image or test pattern that can be used to analyze image focus and geometry.
2. Select Lens Zoom.
You can also select the zoom function from MENU > Configuration > Lens Settings >
Zoom.
3. Use the up and down arrows to zoom in or out of the image.
4. To exit, select Back.
5. Select FOCUS.
You can also select the focus function from MENU > Configuration > Lens Settings >
Focus.
6. Use the up and down arrows to adjust the focus of the image.
7. To exit on the display panel, select Back.
8. To refine your adjusts, repeat steps 2 to 7.

Locking the lens motor

Prevents all lens motors from moving. It disables the zoom, focus, and offset settings, locking out any
changes and overriding all other lens features. This feature prevents accidental lens position changes
in multi-projector installations.
1. Select MENU > Configuration > Lens Settings > Lock all Lens Motors.
2. To enable locking of all lens motors, select Enter.

Calibrating the zoom motor

Calibrate the zoom motor to ensure all zoom controls for the lens are enabled.
1. Select MENU > Configuration > Lens Settings > Zoom Lens Calibration.
Christie TruLife+ User Guide
020-103315-01 Rev. 1 (09-2020)
Copyright © 2020 Christie Digital Systems USA, Inc. All rights reserved.
Adjusting the image
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