Gamma; Phase (Rgb Signals Only); Noise Reduction (Only For Video Signals) - Barco Galaxy NH-12 User Manual

7.4.1.6

Gamma

Gamma adjustment
The gamma parameter determines the way your encoded (luminance) signal is transformed into brightness at the output of the pro-
jector. A correct gamma setting will allow the use of a maximum of gradations (brightness levels) in the projected image. Changing
the gamma mainly changes the midtones of the image.
How to adjust the Gamma
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 settings
5. Press → to pull down the menu
6. Use ↑ or ↓ to select Gamma
7. Press ENTER
On the screen appears now a slider box
Image 7-14
8. Use ←or → , the numeric keys on the remote, or the keypad to change the Gamma
7.4.1.7

Phase (RGB signals only)

Phase adjustment
A bad phase adjustment will result in bad transitions and sometimes noise. (for example text will not be clear).
How to adjust the Phase
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 settings
5. Press → to pull down the menu
6. Use ↑ or ↓ to select Phase
7. Press ENTER
On the screen appears now a slider box
Image 7-15
8. Use ←or → , the numeric keys on the remote, or the keypad to change the Phase
7.4.1.8

Noise Reduction (only for video signals)

How to remove noise in the image
1. Press MENU to activate the Tool bar
2. Press → to select the Image item
3. Press ↓ to Pull down the Image menu
R59770122 BARCO GALAXY NH-12 04/05/2011
7. Advanced
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