Dell 5130 Color Laser User Manual page 271

Off
1
Photo
2
Screen Display
3
Standard/Normal
4
Business Graphics
This option is available only for color printing and when entry data is RGB data.
-Gc=mode
Specifies RGB gamma correction.
Available RGB gamma corrections are as follows:
1.0
1.0
1.4
1.4
1.8
1.8
2.2
2.2
2.6
2.6
off
Off
This option is available only for color printing and when entry data is RGB data.
-Sc=mode
Specifies screen.
Available screens are as follows:
0
Fineness
1
Standard
2
Auto
3
Gradation
-Gg=mode
Specifies gray guaranteed.
Available gray guaranteed options are as follows:
on
On
off
Off