Riso HC5500 Series Reference Manual page 47

Changing Total Density (Print Density)
The total colour density is adjusted.
To make adjustments using the printer driver, select [Print density] in the [Options] tab; to make adjustments using
the printer's operation panel, select [Menu 4.7 Print Density].
For HC3R-5000, see User's Manual for Printer Driver page 2-19.
For PS7R-9000, see User's Manual for Printer Driver page 3-19.
Light
RISO Controller HC3R-5000 permits adjusting "Chroma" and "Lightness."
Adjusting gamma level
To adjust gamma levels for R (red), G (green), and B (blue), put a check mark in [Details] and open the
[Change Details] screen.
See User's Manual for Printer Driver page 2-20.
For RISO Controllers PS7R-9000, the gamma levels of C (cyan), M (magenta), Y (yellow), and K (black)
can be adjusted separately.
See User's Manual for Printer Driver page 3-19.
Standard
Lower values for brighter images and
higher values for dark images.
Dark
Setting the gamma level of the
colour to be adjusted.
US/UK-45