Theory of Operation Ver. 8.0 Jun. 2008
7. Scanner section (IR section)
2
5
Composition/Operation
C. DF original glass movement in each mode
(1) Normal mode
(2) Stain reduction mode (available from the copy mode screen)
(3) Split line erase mode (available from the service mode)
D. Step sheet
• The step sheet is provided in order to reduce the stain on the DF original glass.
• It is installed to the operator side of the DF original glass in order to reduce the area orig-
inal touches the glass.
1
Repeats the normal movement each time after reading a sheet of original
2
Makes the DF original glass cleaning movement after completing a job
NOTE
This cleaning operation is not performed when the setting is made in the service mode as
follows. [System 2] - [Split Line Detect. Setting] - [Prior Detection] - [Not Set]
1
Repeats the DF original glass cleaning and the normal movements each time after reading a
sheet of original
2
Makes the DF original glass cleaning movement after completing a job
1
While reading originals, the DF original glass moves to remove stain and to correct lines pro-
duced by stain by processing images. This reduces the occurrence of lines.
2
Makes the DF original glass cleaning movement after completing a job
9J07T2C007DA
Step sheet
DF original glass
Y107522-3 Theory of Operation
