Ricoh M160, Service Manual

Page: 443 / 836

Main SP Tables-4
M160/M161 3-30 SM Appendix
4-020-002 Dust Detect:Lvl E*
Adjusts the sensitivity for dust detection
on the ADF scanning glass. This SP is
available only after SP4020-1 is
switched on.
[0 to 8 / 4 / 1]
If you see black streaks in copies when
no warning has been issued, raise the
setting to increase the level of
sensitivity. If warnings are issued when
you see not black streaks in copies,
lower the setting.

Dust that triggers a warning
could move be removed from
the glass by the originals in the
feed path. If the dust is
removed by passing originals,
this is not detected and the
warning remains on.
4-020-003 Dust Reject:Lvl E*
Selects the level of the sub scan line
correction when using the ADF.
[0 to 4 / 0 / 1]
0: OFF, 1: Weakest, 2: Weak, 3: Strong,
4: Strongest
4400
[Scanner Erase Margin]
These SPs set the area to be masked during platen (book) mode scanning.
4-400-001 Book: Leading Edge E*
[0.0 to 3.0 / 0.0 / 0.1mm/step]
4-400-002 Book: Trailing Edge E*
4-400-003 Book: Left E*
4-400-004 Book: Right E*
4-400-005 ADF:Trailing Edge E*
[0.0 to 3.0 / 0.0 / 0.1mm/step] 4-400-007 ADF:Left E*
4-400-008 ADF:Right E*