Konica Minolta bizhub c650 Service Manual page 62

Theory of Operation Ver. 8.0 Jun. 2008
C. DF original glass movement in each mode
(1) Normal mode
1 Repeats the normal movement each time after reading a sheet of original
Makes the DF original glass cleaning movement after completing a job
NOTE
2
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]
(2) Stain reduction mode (available from the copy mode screen)
Repeats the DF original glass cleaning and the normal movements each time after reading a
1
sheet of original
2 Makes the DF original glass cleaning movement after completing a job
(3) Split line erase mode (available from the service mode)
While reading originals, the DF original glass moves to remove stain and to correct lines pro-
1
duced by stain by processing images. This reduces the occurrence of lines.
2 Makes the DF original glass cleaning movement after completing a job
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.
Step sheet
7. Scanner section (IR section)
DF original glass
9J07T2C007DA
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