Ricoh Aficio 2022, Service Manual

Page: 796 / 849

SCANNER SERVICE MODE
B577 3-8 SM
2005 Photo Mode Settings
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]
2006 Grayscale Mode Settings
1* MTF Filter Coefficient Selects the MTF filter coefficient in the main scan
direction when using grayscale processing mode.
Select a higher number for a stronger filter.
If this is “0”, the MTF filter is not applied
[0-15 / 0 / 1 step]
2* MTF Filter Coefficient As above, for sub scan
[0-13 /
0 / 1 step]
3* MTF Filter Strength
(Main Scan)
Selects the MTF filter strength in the main scan
direction when using grayscale processing mode.
Select a higher number for a stronger filter.
[0-7 / 0 / 1 step]
4* MTF Filter Strength
(Sub scan)
As above, for sub scan
[0-7 / 0 / 1 step]
7* Smoothing Filter Selects the smoothing pattern when using
grayscale processing mode.
A larger value could cause moiré to appear in the
image.
[0-7 / 0 / 1 step]
8* Scanner Gamma Selects the scanner gamma type when using
grayscale processing mode.
[0-6 /
11 / 1 step]
11* Brightness – Notch 7 Adjusts the image density for each image density
level when using the grayscale processing mode.
[0-255 /
128 / 1 step]
12* Contrast – Notch 7 [0-255 / 128 / 1 step]
13* Threshold Level – Notch 7 Not available.
[0-255 / 98 / 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 Not available.
[0-255 / 128 / 1 step]
17* Brightness – Notch 5 [0-255 / 128 / 1 step]
18* Contrast – Notch 5 [0-255 / 118 / 1 step]
19* Threshold Level – Notch 5 Not available.
[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 Not available.
[0-255 / 128 / 1 step]