Iq10 Unfused Copy/Toner Offset Rap; Iq11 Repeating Bands,Streaks,Spots,And Smears Rap - Xerox WorkCentre 5021 Service Documentation

IQ10 Unfused Copy/Toner Offset RAP

Printed images are not properly fused onto the paper. When rubbed, the image comes off eas-
ily.
Procedure
Check the paper type. Paper used is within specifications.
Y N
Use paper within specifications.
Use paper stored under room conditions. The problem reoccurs.
Y N
End
Check the power supply voltage. The voltage is within the specified range.
Y N
Connect a power supply with voltage within the specified range.
Remove the Fusing Unit (PL 7.1) (REP 7.1.1) and reinstall it. Turn the power OFF then ON and
print. The problem reoccurs.
Y N
End
Check the fusing temperature using the Diagnostics. A normal fusing temperature is set.
Y N
Set a normal fusing temperature.
Replace the Fusing Unit (PL 7.1) (REP 7.1.1).
Image Quality
IQ10, IQ11

IQ11 Repeating Bands,Streaks,Spots,and Smears RAP

Black lines or blank areas running along the paper in h.orizontal direction.
Procedure
Check the operating parts of the IIT Carriage for foreign substances and distortion. No distor-
tion or foreign substances are found in the operating parts of the carriage.
Y N
Remove the foreign substances. If the Pulley, Shaft, IIT Carriage Belt
1.3.2), etc. is deformed, replace it.
Remove the Drum Cartridge (PL 8.1)
and print. The problem reoccurs.
Y N
End
Install the new Drum Cartridge (PL
and print. The problem reoccurs.
Y N
End
Check the surface of the BTR for contamination and distortion. The surface of the BTR is
clean and there is no distortion.
Y N
Clean the BTR. If there is distortion, replace the BTR Roll
Check the pitch of the black lines or blank areas. The pitch of the black lines is approx. 78
mm (Heat Roll circumference).
Y N
Clean the Heat Roll. If there is difficulty in removing the contamination, replace the Fusing
Unit (PL 7.1) (REP 7.1.1).
Replace the ROS Assembly (PL
(REP 18.1.1).
08/2012
3-10
(REP 8.1.1) and reinstall it. Turn the power OFF then ON
8.1) (REP 8.1.1) securely. Turn the power OFF then ON
(PL 6.1) (REP
2.1) (REP 2.1.1), followed by the ESS/MCU PWB
WorkCentre 5021/5019
(PL 1.3) (REP
4.1.1).
(PL 18.1)
Initial Issue