Black Balance - Barco CLM HD8 R9050130 User Manual

9. Image menu
A
Image 9-45
White balance : In the projector, we will set the contrast for each color until we get a 100% light output picture when projecting a
100% white image (image A)
Black balance : In the projector, we will set the brightness for each color until we get a 0% light output picture when projecting a
100% black image (image B).
The changeover from min to max is indicated by the apparition of bright spots also called "digital noise"
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 9-46

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. Use the ▲ or ▼ key to select Black balance and press ENTER.
6. To start, use the ▲ or ▼ key to select Black balance red and press ENTER.
Image 9-47
76
B
Image 9-48
Image 9-49
R59770057 CLM HD8 16/07/2007