Ricoh B079, Service Manual

Page: 677 / 948

SCANNER SERVICE MODE
SM 23 B548
Printer Op
tion
B54
8
SP2 Mode Number Function and [Setting]
[Text (Print) Mode Settings]
1* MTF Filter Coefficient
(Main scan)
Selects the MTF filter coefficient in the main
scan direction for Text mode.
Select a higher number for a stronger filter.
If this is “0”, the MTF filter is not applied.
[0-13 / 8 / 1 step]
2* MTF Filter Coefficient
(Sub scan)
As above, for sub scan
[0-13 /
8 / 1 step]
3* MTF Filter Strength
(Main scan)
Selects the MTF filter strength in the main scan
direction for Text mode.
Select a higher number for a stronger filter.
[0-7 / 3 / 1 step]
4* MTF Filter Strength
(Sub scan)
As above, for sub scan
[0-7 / 3 / 1 step]
5* Smoothing Filter Selects the smoothing pattern for Text mode
when using binary picture processing mode.
A larger value could cause moiré to appear in
the image.
[0-7 / 0 / 1 step]
6* Scanner Gamma Selects the scanner gamma type for Text mode
when using binary picture processing mode.
[0-11 /
4 / 1 step]
7* 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]
8* Contrast – Notch 7 [0-255 / 128 / 1 step]
9* Threshold Level – Notch 7 [0-255 / 128 / 1 step]
10* Brightness – Notch 6 [0-255 / 128 / 1 step]
11* Contrast – Notch 6 [0-255 / 128 / 1 step]
12* Threshold Level – Notch 6 [0-255 / 128 / 1 step]
13* Brightness – Notch 5 [0-255 / 128 / 1 step]
14* Contrast – Notch 5 [0-255 / 128 / 1 step]
15* Threshold Level – Notch 5 [0-255 / 128 / 1 step]
16* Brightness – Notch 4 [0-255 / 128 / 1 step]
17* Contrast – Notch 4 [0-255 / 128 / 1 step]
18* Threshold Level – Notch 4 [0-255 / 128 / 1 step]
19* Brightness – Notch 3 [0-255 / 128 / 1 step]
20* 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]
21* Threshold Level – Notch 3 [0-255 / 128 / 1 step]
22* Brightness – Notch 2 [0-255 / 128 / 1 step]
23* Contrast – Notch 2 [0-255 / 128 / 1 step]
24* Threshold Level – Notch 2 [0-255 / 128 / 1 step]
25* Brightness – Notch 1 [0-255 / 128 / 1 step]
26* Contrast – Notch 1 [0-255 / 128 / 1 step]
2002
27* Threshold Level – Notch 1 [0-255 / 128 / 1 step]