Repeating Bands, Lines, Marks, Or Spots - Xerox Phaser 6500 Service Manual

Repeating Bands, Lines, Marks, or Spots

Phaser 6500/WorkCentre 6505 Service Manual
Troubleshooting Procedure (continued)
Step Actions and Questions
20
Replace the Laser Unit (page 8-86).
Is the image printed correctly?
There are recurring lines, marks, or spots on the page.
Initial Actions
• Check the paper transfer path.
• Ensure there are no debris on the transfer path.
Troubleshooting Reference Table
Applicable Notes
Laser Unit, PL4.1.99
Toner Cartridge K, PL5.1.21
Toner Cartridge C, PL5.1.22
Toner Cartridge M, PL5.1.23
Toner Cartridge Y, PL5.1.24
Fuser, PL6.1.1
Transfer Belt, PL6.1.7
Allow the Fuser to cool before starting the procedure.
Troubleshooting Procedure
Step Actions and Questions
1 Check for spot's regular intervals. Do
spots, lines, or marks that might
appear on the page occur at regular
intervals?
Xerox Internal Use Only
Print-Quality Troubleshooting
Yes No
Complete Replace the
MCU Board
(page 8-138).
Example Print
Repeating Defects
Yes
Refer to "Pitch
Chart Test
Print" on
page 5-50.
No
Complete.
5-27