Toshiba e-STUDIO355 - Judgment Threshold for ACS

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ADJUSTMENT

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3.6.3 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.

<Procedure>:

The procedure is the same as that of  P.3-32 "3.6.2 Density adjustment".

3.6.4 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.

Note:

You have to make adjustment by balancing between moire and sharpness.

The procedure is the same as that of  P.3-32 "3.6.2 Density adjustment".

Code Item to be adjusted Contents

1675 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)

Code Color mode Original mode Contents

1086 Full Color Text 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 (Defaullt : 128)

1087 Printed Image

1088 Photo

8375 User custom

840 Black Text/Photo

841 Text

842 Photo

7470 User custom

843 Gray Scale -

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