Cropping Pixels From The Display Edges - Christie Mirage 4K40-RGB User Manual

1. Select MENU > Configuration > Geometry Correction > Geometry Correction Mode.
2. Select Vertical Keystone Correction.
3. From the correction dialog, adjust the vertical keystone by using the arrow keys.
4. Select Apply Changes.
Adjusting horizontal keystone
Use horizontal keystone to correct a keystoned image shape in which the left and right borders of the
image are unequal in length, and the top and bottom are slanted to one of the sides.
If horizontal keystone adjustments have been made, starting vertical keystone adjustments erases the
horizontal settings.
1. Select MENU > Configuration > Geometry Correction > Geometry Correction Mode.
2. Select Horizontal Keystone Correction.
3. From the correction dialog, adjust the horizontal keystone by using the arrow keys.
4. Select Apply Changes.
Resetting keystone correction
Reset keystone to revert the distorted image shape back to default values.
Pressing Func+Help on the IR remote keypad disables all geometry corrections (warping, keystone,
and black level blending) without changing the settings associated with them.
1. Select MENU > Configuration > Geometry Correction.
2. Select Reset Keystone Correction.
3. At the confirmation prompt, select Reset.

Cropping pixels from the display edges

Use the Blanking feature to crop certain pixels from any edge of the display.
1. Select MENU > Configuration > Blanking.
2. To crop the pixels on one display edge, use the arrow keys to adjust the values between 0 and
25%.
3. To accept the selection, select Enter.
4. Repeat steps 2 and 3 to crop pixels for the remaining sides, if required.
Mirage 4K40-RGB User Guide
020-103015-05 Rev. 1 (04-2020)
Copyright © 2020 Christie Digital Systems USA, Inc. All rights reserved.
Adjusting the image
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