Xerox DocuPrint C2428 User Manual page 240

7.8 Adjusting Gradation
How to get the setting value
Get the value in [Lighter/Darker] by comparing the printed gradation adjustment chart
and "Color sample for halftone reproduction tuning" included with the printer.
Find the adjusting patch in gradation adjustment chart that is close to density of the
color sample. You can select the value from 13 levels in the range of [–6] to [+6].
Also, see the steps described on the gradation adjustment color sample.
The default values are all [0].
Procedure
1
Fold the printed gradation adjustment chart along the guide (dotted
line) for the desired color, as shown in the diagram.
2
Adjust the part of the chart with desired density to the part of the color
sample with the same position.
7
For adjustment of low density (L), adjust Low to Low.
Cyan
C
Cyan
C
Low
240
Cyan Magenta Yellow Black
C M Y K
Fold Fold Fold
- - - -
CL ML YL
Margin Margin Margin
Color sample for gray halftone reproduction tuning
Cyan
C
Fold
Cyan
C
Magenta Yellow Black Process
M Y B
Fold Fold Fold Gray
Low
CL
CL ML YL KL
Margin
Margin Margin Margin Margin
CM MM YM KM
Margin Margin Margin Margin
Gradation adjustment chart
Process
Gray
KL
Margin
Magenta
M
Fold
ML YL
Margin Marg