Barco R92112071, User Manual

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7. Advanced
The Black level adjustment has to be done for all the channels (projectors)
7.8.5.4.2 Internal black level
What can be done ?
On each frustum the internal black level can be adjusted via the projector’s software using a dialog box. The dialog box allows to add
an offset to the black level of the frustum in the zones outside the soft edge zones. The range goes from 0 to 255. Both adjustment
for left and right frustum are simular.
How to adjust the internal black level ?
1. Press the MENU key to activate the Tool bar.
2. Push the cursor key ← or → to highlight Display setup
3. Push the ↓ key to pull down the menu.
4. Push ↓ or ↑ to select Soft edge
5. Push the → key to pull down the menu.
6. Push the cursor key ↑ or ↓ to highlight Black level Left... or Black level Right...
Image 7-112
7. Press ENTER
A dialog box will be displayed.
Black Level
Internal
Beta planes
Planes Level
0
Image 7-113
8. Use the arrows to select the Internal check box and press ENTER
Note: It will take a certain time for the internal black level to be applied
9. Use the arrows or digits to fi ll in the desired values for the black level.
7.8.5.4.3 Beta planes
Beta plane speci fi cation
A beta plane is a bitmap fi le which will be applied to the image (outside the soft edge zones) in order to obtain a desired brightness
level. The fi le must be a .TIFF fi le and it must have the same resolution as the projector’s native resolution. It may be compressed.
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