Ricoh D065 Service Manual page 586

Use to remove "jaggies" if they appear. Set higher for smoother.
[0 to 7/4/1]
007 Brightness: 1-255
Set higher for darker, set lower for lighter.
[1 to 255/128/1]
008 Contrast: 1-255
Set higher for more contrast, set lower for less contrast.
[1 to 255/128/1]
009 Independent Dot Erase: 0-7 (0:Low, 7 High)
This SP sets the level for removing dots when a color original is scanned with a
scanner software application. The higher the setting, the greater the effect
applied for removing background dots.
[0 to 7/0/1]
4580 FAX Application: Text/Chart
4581 FAX Application: Text
4582 FAX Application: Text/Photo
4583 FAX Application: Photo
4584 FAX Application: Original 1
4585 FAX Application: Original 2
005 MTF Level: 0-15 (0:OFF, 15:High)
Sets the MTF level (Modulation Transfer Function) designed to improve image
contrast. Set higher for stronger effect, lower for weaker effect.
[0 to 15/8/1]
006 Smoothing Level: 0-7 (0:Low, 7:High)
Use to remove "jaggies" if they appear. Set higher for smoother.
[0 to 7/4/1]
SM Appendix
Service Program Mode Tables
4-53 D062/D063/D065/D066