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An alternative to a full screen White/black pattern is the standard gray scale pattern, the white bar will be used
for white balance and the black bar for black balance.
Image 6-55
Black balance
1. Connect the source you want to project
2. Press MENU to activate the Tool bar
3. Press → to select the Image item
4. Press ↓ to Pull down the Image menu
5. Use ↑ or ↓ to select Input balance
6. Press → to pull down the menu
7. Use ↓ or ↑ to select Black balance (image 6-56)
8. Adjust the red black level on a minimal value (image 6-57)
9. Adjust the blue black level on a minimal value
Note: this minimal value is not necessary , provided that the 2 other colors are not influencing too much the color to be adjusted,
in fact the aim is to minimize the effect of the two other colors since there is a risk of reaching too soon the 50% transition
due to the contribution of these two other colors signals.
10.Adjust the green black level until bright spots appear on the black part of the image
11. Adjust the Blue black level until bright spots appear on the black part of the image
12.Adjust the Red black level until bright spots appear on the black part of the image
The projected image should know be noisy full black
Image 6-56
R5976874 ID PRO R600/R600+ 21/09/2006
6. Advanced
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