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Christie 140-133108 Series Instruction Sheet page 14

Ultra short throw lens installation

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5. Using the L-shaped socket key, adjust the three boresight screws (A, B, and C in the image in
Step 1) counterclockwise until tight.
6. To adjust the boresight for optimized image quality, use the L-shaped socket key.
a) To focus the center of the screen, adjust the floating and back focus.
To adjust the floating focus, press FOCUS. To adjust the back focus, press ZOOM.
b) To focus the left area of the screen, adjust the B boresight screw.
c) To focus the right area of the screen, adjust the A boresight screw.
d) To focus the top area of the screen, press FOCUS.
e) To focus the bottom area of the screen, adjust the C boresight screw.
7. To complete the installation of the lens support bracket, install two M3x8 hex screws and two
M3 washers to secure the lens bracket to the lens support bracket assembly.
8. Tighten the center M3 screw.
Ultra Short Throw Lens Installation Instruction Sheet
020-102569-05 Rev. 1 (11-2019)
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2019 Christie Digital Systems USA, Inc. All rights reserved.
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Ultra short throw lens installation
14

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