7. Advanced
3. Push the ↓ key to pull down the menu.
4. Push ↓or ↑ to select Soft edge an d alpha beta planes
5. Push the → key to pull down the menu.
6. Push the cursor key ← or → to highlight Black level...
Image 7-168
7. Press ENTER
A dialog box will be displayed.
Black Level
Internal
Beta planes
Planes
Level
0
Image 7-169
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 fill in the desired values for the black level.
7.9.7.5.3 Beta planes
Beta plane specification
Abetaplaneisabitmapfile which will be applied to the image (outside the soft edge zones) in order to obtain a desired brightness
level. The file must be a .TIFF file and it must have th
e same resolution as the projector’s native resolution. It may be compressed.
Uploading a Beta plane file
Beta planes must be uploaded in the following projector directory (accessible via FTP) :
/D/display/Softedge
The file must be named as follows :
beta.tiff
The free storage capacity on the D-drive is about 8 MB. it is needed to store the image files, geometry files, factory backup, Alpha
planes and Beta planes. Practically, about 6MBwill be available for the Alpha + Beta plane.
The Beta plane will only be applied if it has been activated in the Black level... menu’s dialog box (see proce-
dure below)
How to activate a beta plane ?
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.
R59770286 NW-12 07/09/2009
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