MX-C250 ADJUSTMENTS 5 – 33
3) Set the color patch image (adjustment pattern) paper printed in
procedure 2) on the document table.
Place the color patch image so that the tint colors are on the
left side. At that time, place 5 sheets of white paper on the
printed color patch image (adjustment pattern).
4) Press [OIK key.
The color balance adjustment is automatically executed and
prints the color balance check patch image.
If there is any streak or unclear print on the printed check pat-
tern, check the print engine for any problems.
5) Press [START] key.
The initial setting of the halftone image correction is per-
formed.
The halftone image correction is performed.
6) When "OK" is displayed, the adjustment operation is com-
pleted.
Cancel SIM46-24.
7) Check the copy color balance and density.
(Refer to the item of the copy color balance and density
check.)
Also when the is automatic adjustment execute the automatic
adjustment and a satisfactory result is not obtained, perform
the manual color balance adjustment (ADJ 9C).
8) Check the printer color balance and density.
(Refer to the item of the printer color balance and density
check.)
If a satisfactory result on the color balance and the density is
not obtained with the automatic adjustment, execute the man-
ual adjustment (SIM 67-25) (ADJ 10C)).
If the color balance or density is not in the satisfactory level even
after execution of the automatic and manual adjustments, there
may be another cause.
Troubleshoot the cause, repair or perform necessary works, and
repeat the adjustment from the beginning.
*
9-C Copy color balance and density adjustment
(Manual adjustment)
This adjustment must be performed in the following cases:
* When an acceptable result is not obtained after performing the
auto copy color balance adjustment.
* When the client is not satisfied with the balance and density,
though the auto adjustment was performed properly. Also, if copy
color is not improved after performing the RGB copy adjustment.
a. General
The color balance adjustment (Manual adjustment) is used to
adjust the copy density of CMYK. This is used at the following situ-
ation. When the result of auto adjustment described above is not
existing within the range of reference. When a fine adjustment is
required. When there is request from the user for changing (cus-
tomizing) the color balance.
This manual adjustment is executed only for the color patch which
could not adjusted properly in the automatic adjustment.
If the color balance is improper, execute the automatic color bal-
ance adjustment in advance, and execute this adjustment for better
efficiency.
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