Toshiba E-STUDIO2508A - 6.6.4 Sharpness adjustment; 6.6.5 Background adjustment

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SETTING / ADJUSTMENT
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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.
<05 Adjustment Mode>
Notes:
You have to make adjustment by balancing between moire and sharpness.
<Procedure>
The procedure is the same as that of  P. 6-34 "6.6.2 Density adjustment".
6.6.5 Background adjustment
The adjustment level of background center value is adjusted.
[1] Color
<05 Adjustment Mode>
If the setting value is changed, each step for the background adjustment performed by using the
buttons will be affected.
[2] Black/Grayscale
<05 Adjustment Mode>
<Procedure>
The procedure is the same as that of  P. 6-34 "6.6.2 Density adjustment".
Code Color mode Original mode Contents
8335 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 (Default: 128)
8336 Photo
8354 Text/Photo
8375 User custom
7430 Black Text/Photo
7431 Text
7432 Photo
7470 User custom
7433 Gray Scale -
Code Original mode Remarks
8309 Text/Photo The larger the value is, the background becomes darker. The smaller the value
is, the background becomes lighter.
Acceptable values: 0 to 255 (Default: 128)
8310 Text
8311 Photo
8370 User custom
Code Color mode Original mode Remarks
7436 Black Text/Photo The larger the value is, the background becomes
darker. The smaller the value is, the background
becomes lighter.
Acceptable values: 0 to 255 (Default: 128)
7437 Text
7438 Photo
7441 Custom mode
7439 Grayscale -