Instruction manual

6. Advanced
Image 6-57
if one uses a gray scale pattern, the bright spots should appear in the black bar.
Performing White input
balance
1. Select a black pattern (or gray scale as alternative)
2. Press MENU to activate the Toolbar
3. Press → to select the Image item
4. Press ↓ to Pull down the Im age menu
5. Use ↑ or ↓ to select Input balance
6. Press → to pull down the men
u
7. Use ↓ or ↑ to select White balance (image 6-58)
8. Adjust the red white level (gain) on a minimal value (image 6-59)
9. Adjust the blue white level (gain) on a minimal value
Note: this minimal value is not ne cessary , provided that the 2 other colors are not influencing too much the c olor to be adjusted,
in fact the aim is to minimize the effect of the two other colors since there is a risk o f reaching too so on the transition
(bright spots) due to the c ontribution of these two other colors signals.
10.Adjust the Green white level (gain) until bright spots appear on the white part of the image
11.Adjust the Blue white level (gain) until bright spots appear on the white part of the image
12.Adjust the Red white le
vel (gain) until bright spots appear on the white part of the image
The projected image should now be noisy neutral grey.
Image 6-58
70 R5976837 BARCO ID R600/R600+ 21/09/2006