Konica Minolta bizhub C650 Service Manual page 757

18. Image quality problem
18.3.9 Scanner system: distorted image
A. Typical faulty images
B. Troubleshooting procedure
Step Section
Installation
1
2nd/3rd mirrors
carriage
2
3
702
ABCDE
ABCDE
ABCDE
ABCDE
ABCDE
Check item
Machine is installed on a level sur-
face.
Scanner assy is not properly
aligned with 2nd/3rd mirrors car-
riage.
The problem has been eliminated
through the checks of steps up to 2.
Field Service Ver. 8.0 Jun. 2008
4036fs4035c0
Result
NO Reinstall.
YES Perform "Focus positioning of the
scanner and 2nd/3rd mirrors car-
riage" and "Scanner Position
Adjustment."
NO Change scanner assy.
Change CCD unit.
Action