Ricoh B089 - Page 792

SCANNER SERVICE MODE
B577 3-4 SM
2002 Text (Print) Mode Settings
11* Brightness – Notch 7
Adjusts the image density for each image density
level for Text mode when using binary picture
processing mode.
[0-255 / 128 / 1 step]
12* Contrast – Notch 7 [0-255 / 128 / 1 step]
13* Threshold Level – Notch 7 [0-255 / 128 / 1 step]
14* Brightness – Notch 6 [0-255 / 128 / 1 step]
15* Contrast – Notch 6 [0-255 / 128 / 1 step]
16* Threshold Level – Notch 6 [0-255 / 128 / 1 step]
17* Brightness – Notch 5 [0-255 / 128 / 1 step]
18* Contrast – Notch 5 [0-255 / 128 / 1 step]
19* Threshold Level – Notch 5 [0-255 / 128 / 1 step]
20* Brightness – Notch 4 [0-255 / 128 / 1 step]
21* Contrast – Notch 4 [0-255 / 128 / 1 step]
22* Threshold Level – Notch 4 [0-255 / 128 / 1 step]
23* Brightness – Notch 3 [0-255 / 128 / 1 step]
24* Contrast – Notch 3
Adjusts the image density for each image density
level for Text mode when using binary picture
processing mode.
[0-255 / 128 / 1 step]
25* Threshold Level – Notch 3 [0-255 / 128 / 1 step]
26* Brightness – Notch 2 [0-255 / 128 / 1 step]
27* Contrast – Notch 2 [0-255 / 128 / 1 step]
28* Threshold Level – Notch 2 [0-255 / 128 / 1 step]
29* Brightness – Notch 1 [0-255 / 128 / 1 step]
30* Contrast – Notch 1 [0-255 / 128 / 1 step]
31* Threshold Level – Notch 1 [0-255 / 128 / 1 step]
2003 Text (OCR) Mode Settings
1*
MTF Filter Coefficient
(Main scan)
Selects the MTF filter coefficient in the main scan
direction for Text (OCR) mode.
Select a higher number for a stronger filter.
If this is “0”, the MTF filter is not applied.
[0-13 / 5 / 1 step]
2*
MTF Filter Coefficient
(Sub scan)
As above, for sub scan
[0-13 / 5 / 1 step]
3*
MTF Filter Strength
(Main scan)
Selects the MTF filter strength in the main scan
direction for Text (OCR) mode.
Select a higher number for a stronger filter.
[0-7 / 5 / 1 step]
4*
MTF Filter Strength
(Sub scan)
As above, for sub scan
[0-7 / 5 / 1 step]
5* Independent Dot Erase Selects the independent dot erase level.
With a larger SP setting, more dots are detected as
independent dots and erased.
If this is “0”, independent dot erase is disabled.
[0-7 / 0 / 1 step]