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ADJUSTMENT
3 - 31
3
3.5.7 Judgment threshold for ACS
The judgment level is adjusted for the automatic identification of whether the original set on the glass is
black or color. Namely, this is to adjust the judgment level used when “Auto Color” is selected at a color
mode. The adjustment is available for each of the manually-set original and the original used with the
RADF.
<Adjustment Mode (05)>
Make a test copy and compare the image obtained with the current settings; if necessary and make
adjustment.
<Procedure>
Procedure is same as that of "3.5.3 Density adjustment".
3.5.8 Sharpness adjustment
If you want to make copy images look softer or sharper, perform the following adjustment. The adjust-
ment can be made for each of the color modes and original modes independently.
<Adjustment Mode (05)>
Make a test copy and compare the image obtained with the current settings; if necessary, make adjust-
ment.
Note: Note:
You have to make adjustment by balancing between moire and sharpness.
<Procedure>
Procedure is same as that of "3.5.3 Density adjustment".
Code Item to be adjusted Contents
1675 Item to be adjusted
Judgment threshold
for ACS when origi-
nal is set manually
The larger the value is, the more an original tends to be judged as black even at
the Auto Color Mode. The smaller value is, the more it tends to be judged as
color.
Acceptable values: 0 to 255. (Default: 70)
1676 Judgment threshold
for ACS when origi-
nal is set on RADF
Code Color mode Original mode Contents
1737 Full Color Text/Photo • The larger the value is, the sharper the image
becomes; while the smaller the value is, the softer the
image becomes.
• The smaller the value is, the less moire tends to
appear.
• The acceptable values are 0 to 31.
The center value is 16.
However, 0 is equivalent to the center value.
1738 Text
1739 Printed Image
1740 Photo
1741 Map
604 Black Text/Photo
605 Text
606 Photo
1757 Auto Color Text/Photo