Barco MGP 15, Owner'S Manual

Page: 82 / 134

10. Settings
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 10-24
Black balance
1. Press MENU to activate the Toolbar
2. Press → to select the
Image
item
3. Press ↓ to Pull down the
Image
menu
4. Use ↑ or ↓ to select
Input balance
5. Press → to pull down the menu
6. Use ↓ or ↑ to select
Black balance
(image 10-25)
7. adjust the red black level on a minimal value (image 10-26, image 10-27)
8. 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 transition due
to the contribution of these two other color signals.
9. Adjust the green black level until bright spots appear on the screen
10.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 transition due
to the contribution of these two other color signals.
11.Adjust the green black level until bright spots appear on the screen
12.Adjust the Blue black level until bright spots appear on the screen
13.Adjust the red black level until bright spots appear on the screen
The projected image should know be noisy full black
Image 10-25
78 R5976741 MGP 15 MEDICAL GRADE PROJECTOR 28/04/2004