Barco CLM HD8, User Manual

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9. Image menu
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 9-45
Black balance
1. Press MENU to activate the menus.
2. Use the ▲ or ▼ key to select Image and press ENTER .
3. Use the ▲ or ▼ key to select Image settings and press ENTER .
4. Use the ▲ or ▼ key to select Input balance and press ENTER .
5. Do you want to use an internally generated test pattern ?
If yes, Use the ▲ or ▼ key to select Test pattern and press ENTER to toggle between [on] and [off]
If no, Adjust on the selected source.
6. Use the ▲ or ▼ key to select Black balance and press ENTER .
Depending whether a test pattern is selected or not, the adjustment image is displayed.
7. Toggle with ▲ or ▼ key to select Black balance red .
Image 9-46
Image 9-47
Image 9-48
Image 9-49
Image 9-50
8. Adjust the red black level on a minimal value
9. Toggle with ▲ or ▼ key to Black balance blue and adjust the blue black level on a minimal value.
Note: This minimal value is not necessary , provided that the 2 other colors are not in fl uencing 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.Toggle with ▲ or ▼ key to Black balance green and adjust the Green black level until bright spots appear on the screen.
11.Toggle with ▲ or ▼ key to Black balance blue adjust the Blue black level until bright spots appear on the screen.
12.Toggle with ▲ or ▼ key to Black balance red adjust the Red black level until bright spots appear on the screen.
80 R59770057 CLM HD8 15/03/2010