Phaser 6500/WorkCentre 6505 Service Manual Xerox Internal Use Only 5-19
Print-Quality Troubleshooting
Vertical Stripes
There are Black lines along the page in the direction of the paper travel from the
leading edge to the trailing edge.
Initial Actions
• Check the media path.
• Ensure there are no debris on the transfer path.
Allow the Fuser to cool before starting the procedure.
Troubleshooting Reference Table
Applicable Parts Example Print
Imaging Unit, PL4.1.21
Laser Unit, PL4.1.99
Fuser, PL6.1.1
Transfer Belt, PL6.1.7
IP Board, PL8.1.7
MCU Board, PL8.2.13
Troubleshooting Procedure
Step Actions and Questions Yes No
1 Print an Engine Test print
(page 4-47).
Is the test print printed correctly?
Replace the IP
Board
(page 8-120).
Go to step 2.
2 Check the Transfer Belt high-voltage
connections.
Are the contacts on the Transfer Belt
and springs damaged or dirty?
Clean or
replace the
Transfer Belt
contacts or
spring(s).
Go to step 3.
3 Check the Imaging Unit high-
voltage connections.
Are the contacts on the Imaging
Unit, and springs damaged or dirty?
Clean and/or
replace the
Imaging Unit
or spring(s).
Go to step 4.
4 Reseat the Imaging Unit.
Does the error persist?
Complete Go to step 5.