Oki MB760, Руководство по обслуживанию

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45641001TH Rev.1
4-17 /
Oki Data CONFIDENTIAL
4.4.5 Judgment threshold for ACS (common for copy and network scan)
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. The same adjustment value is simultaneously applied to all cases of
originals on the original glass for copier functions and network scanning functions, and those
placed on the RADF.
<Adjustment Mode (05)>
Code Item to be adjusted Contents
7630 Judgment
threshold for ACS 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)
<Procedure>:
The procedure is the same as that of  P. 4-15 “4.4.2 Density adjustment”.
4.4.6 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.
<Adjustment Mode (05)>
Code Color mode Original mode Contents
8354 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 255.
The center value is 128.
8335 Text
8336 Photo
8375 Custom mode
7430 Black Text/Photo
7431 Text
7432 Photo
7470 Custom mode
7433 Gray Scale −
Notes:
You have to make adjustment by balancing between moire and sharpness.
<Procedure>
The procedure is the same as that of

P. 4-15 “4.4.2 Density adjustment”.