2L6/2N6/2N5/2N4
1-4-290
(19) Inferior color reproducibility.
Print example
Defective part Check description Corrective Action
1
Paper Check that the paper has
moisture absorbed.
Check that the paper has stored
in a humid place.
1. If the paper is damp, replace.
Choose a dry place to store paper.
2. If necessary, install a cassette heater. (see
page 1-2-67)
2
Paper specifica-
tions
Slight uneveness in glossiness is
observed at the high density
area of the image on paper.
If the type of the paper being used falls outside
the requirement, use a suitable type of paper.
1. If the rough paper intended for
monochrome printing is being used,
change the paper to the type intended for
color printing.
2. Select the Gain Mode by U161 and select
a lower fusing temperature.
3. If the installation environment is at a high
altitude, select and perform U140 High
Altitude.
(see page 1-3-99)
3
Paper type Check the settings of the type
and weight of the paper.
If the paper and the paper type or weight do
not match, choose the correct match.
4
Image adjustment Check whether the above has
been cured.
Execute maintenance modes U464 Calibration
and U410 Grayscale Adjustment.
5
Engine PWB Check if the color printing is
florid in its entirety.
If the print image is florid, replace the engine
PWB. (see page 1-5-80)
6
Printer driver set-
ting
Check that what color table is
being selected for the printer.
1. If a proper color table is not being selected
for the printer, manipulate the printer driver
for a mode that provides a proper color
fidelity.
2. Select an adequate mode by U485.
Check that the print data is of
CMYK.
If the print data is of CMYK,
select an adequate mode by the KPDL Color
Conversion Process.
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