Barco iD H250, Руководство пользователя

Страница: 65 / 106

7. Advanced
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 level (gain) until bright spots appear on the white part of the image
The projected image should now be noisy neutral grey.
if one uses a gray scale pattern, the bright spots should appear in the white bar.
Selecting
Preset
restores the factory input balance setting
The input balance settings are stored in the image file, each source has its own input balance.
7.5.6 Automatic gain control (AGC)
AGC is only for Video signals
Enabling/disabling the AGC
1. Press MENU to activate the Tool bar
2. Press → to select the
Image
item
3. Press ↓ to Pull down the
Image
menu
4. Use ↑ or ↓ to select
AGC on Video
5. Press → to pull down the menu
6. Use ↓ or ↑ to enable or disable the AGC
7. Press ENTER
A white bullet shows the active setting
Image 7-42
The AGC can be disturbing in case of Macrovision encoded signals, therefore the AGC can be disabled (OFF)
at any time
R59770079 BARCO ID H250/500 23/07/2007 61