October 2012
3-19
ColorQube 8570/8870 Service Manual
IQ12, IQ13
Image Quality
Xerox Internal Use Only - Revised, 3rd Revision
Check the Y-Axis motion.
•
Ensure the X-Axis Motor is correctly installed with the cone-nut fork properly interfaced to
its guide in the right side frame as shown in
Figure 3
.
Figure 3 Verifying the X-Axis Motor Installation
Does the error persist?
Y
N
Troubleshooting complete.
Check the Drum maintenance Cam Roller and Pivot Plate are functioning correctly. Perform
the Drum Maintenance Drive test (Service Diagnostics Menu -> Exercise Menu -> Motors/
Shafts -> Drum Maintenance Cam Shaft). Does the error persist?
Y
N
Troubleshooting complete.
Replace any defective parts found.
IQ13 Ghosting
Ghosting typically results from stacked prints, faulty or expended Drum Maintenance Unit, or
Drum thermal regulation. The resulting pressure and system heat causes “blocking” which has
the appearance of ghosting.
Figure 1 Ghosting
Figure 2 Ghosting (Transfix)
Figure 3 Ghosting (Drum)
A
Summary of Contents for COLORQUBE 8570
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