Ricoh D037 Service Manual page 705

Use to remove "jaggies" if they appear. Set higher for smoother images.
Brightness: 1–255
-007
Set higher for darker, set lower for lighter.
Contrast: 1–255
-008
Set higher for more contrast, set lower for less contrast.
I Dot Erase :0 (x1) 1-7 (Strong)
-009 Sets the erasure level of Irregular Dots. Set higher for stronger effect, lower for
weaker effect.
0: Not activated
4581 [FAX Appl.: Text/Chart] DFU
4582 [FAX Appl.: Text/Photo] DFU
4583 [FAX Appl.: Photo] DFU
MTF: 0 (Off), 1-15 (Strong)
-005
Sets the MTF level (Modulation Transfer Function) designed to improve image
contrast. Set higher for stronger effect, lower for weaker effect.
Smoothing: 0 (x1), 1-7 (Strong)
-006
Use to remove "jaggies" if they appear. Set higher for smoother images.
Brightness: 1–255
-007
Set higher for darker, set lower for lighter.
Contrast: 1–255
-008
Set higher for more contrast, set lower for less contrast.
I Dot Erase (0), 1-7 (Strong)
-009
Selects the contrast level for B/W the Text mode. Sets the erasure level of
SM Appendix
*ENG [1 to 255 / 128 / 1 /step]
*ENG
[1 to 255 / 128 / 1 /step]
*ENG
[0 to 15 / 8 / 1 /step]
*ENG
0: MTF Off
*ENG [0 to 7 / 4 / 1 /step]
*ENG
[1 to 255 / 128 / 1 /step]
*ENG
[1 to 255 / 128 / 1 /step]
*ENG
9-171
System Service Mode
[0 to 7 / 0 / 1 /step]
[0 to 7 / 0 / 1 /step]
D037/D038/D040/D041