Oki ES9160 Maintenance Manual page 343

6.6.3 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 color
modes.
Code Item to be adjusted
7630 Judgment threshold
for ACS
<Procedure>:
The procedure is the same as that of
6.6.4 Sharpness adjustment
If you want to make scan images look softer or sharper, perform the following adjustment. The
adjustment can be made for each of the color modes and original modes independently.
Code Color mode
8335 Full Color
8336
8354
8375
7430 Black
7431
7432
7470
7433 Gray Scale
Notes:
You have to make adjustment by balancing between moire and sharpness.
<Procedure>
The procedure is the same as that of
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The larger the value is, the more an original tends to be judged as black even
at the Auto Color Mode. The smaller the value is, the more it tends to be
judged as color.
Acceptable values: 0 to 255 (Default: 70)
P. 6-34 "6.6.2 Density adjustment".
Original mode
Text The larger the value is, the sharper the image becomes; while
the smaller the value is, the softer the image becomes.
Photo
The smaller the value is, the less moire tends to appear.
Text/Photo The acceptable values are 0 to 255 (Defaullt : 128)
User custom
Text/Photo
Text
Photo
User custom
-
P. 6-34 "6.6.2 Density adjustment".
6 - 35
<Adjustment Mode (05)>
Contents
<Adjustment Mode (05)>
Contents
ES9160 MFP / ES9170 MFP
SETTING / ADJUSTMENT
6