Df Original Glass Contamination Prevention Control - Konica Minolta BizHub C360 Service Manual

Theory of Operation Ver. 1.0 Jul. 2009
6.2.3

DF original glass contamination prevention control

A. DF original glass cleaning
• A reading line can occur if the DF original glass is contaminated with dust or dirt. The DF
original glass cleaning mechanism prevents this fault from occurring.
• The cleaning brush rotates to remove dust sticking to the DF original glass.
• The cleaning brush is rotated by the glass cleaning motor.
• The glass cleaning sensor detects the cleaning brush at its home position.
DF original glass
Home position
Image reading position
Glass cleaning motor (M9)
Glass cleaning sensor (PS21)
Cleaning brush
Cleaning brush
Rotates forward during cleaning: counterclockwise
Rotates backward when straightening the brush: clockwise
6. OPERATION
A0HUT2C006DA
During cleaning
A0HUT2C007DA
Image reading position
13