Konica Minolta bizhub C250 Service Manual page 522

Field Service Ver. 3.0 Aug. 2006
18.3.3 Scanner System: color spots
A. Typical Faulty Images
B. Troubleshooting Procedure
Step Section
1 Original
2 Original Cover
Original Glass
3
4
AA AA
4036fs4029c0
Check Item
Original is damaged or dirty.
Original Pad is dirty.
Original Glass is dirty.
The problem has been eliminated
through the checks of steps up to 3.
18. Image quality problem
Result Action
YES Change original.
YES Clean.
YES Wipe the surface clean
with a soft cloth.
NO Change Scanner Assy.
Change CCD Unit.
479