Adjusting Convergence; Setting Up For Convergence - Christie J Series Service Manual

2.0, 2.4, and 3.0 kw

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9. To approximately recover the original factory boresight, position the three setscrews flush with

the front face of the lens mount plate and in contact with the inner lens mount plate.

This may require adjusting both setscrews and adjustment screws.

10. If further action is required, repeat steps 2 to 9.

11. Lock the setscrews, and re-check the boresight quality.

Tighten the setscrews to ensure they do not shift.

Adjusting convergence

Normally the red, green and blue colors should overlap precisely to form pure white lines throughout

the image. A convergence problem is evident when one or more projected colors appears out of

alignment.

Convergence toolkit required: 003-000078-XX

Warning! If not avoided, the following could result in death or serious injury.

•

SHOCK HAZARD! Disconnect the product from AC before installing, moving, servicing, cleaning,

removing components, or opening any enclosure.

•

UV EXPOSURE! Protective UV safety glasses with side shields and Christie approved protective

safety clothing must be worn when performing optical adjustments or servicing the product.

Before adjusting convergence, power on the projector and display the convergence test pattern.

1. Power on the projector and let the lamp warm up for a minimum of 30 minutes.

2. Remove the top cover (on page 36).

3. Display the convergence cross-hatch test pattern on-screen.

Convergence zones A, B, C are as defined below. Zone A has a diameter 1/4 of the image

height. Zone B has a diameter of full image height. All specified convergence errors are

between any two colors after a minimum warm-up of 30 minutes.

J Series Service Guide–2.0, 2.4, and 3.0 kW

020-100739-05 Rev. 1 (02-2018)

Service setups

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