Xerox Phaser 6600 Service Manual page 345

Banding
Horizontal Band, Void, or Streaks
1 Determine the cause of the problem using the Contamination
Check test prints.
1. Enter Service Mode and run "Contamination Check" on
page 2-51 to print the test pages.
2. Compare the pitch of the banding on your output with that on
the "Scale for White spots/Color dots", and determine which
part is causing the problem.
Can you determine the part that is causing the problem?
2 Replace the Imaging Units.
Does this solve your problem?
3 Replace the Fuser Assembly.
Does this solve your problem?
4 Replace the Transfer Belt Assembly, the Transfer Roller, and the
retard roller.
Does this solve your problem?
Xerox Internal Use Only
Possible causative parts
• Toner Cartridge Y/M/C/K (PL5.1.8/PL5.1.9/PL5.1.10/PL5.1.11)
• Imaging Unit Y/M/C/K (PL8.1.2/PL8.1.3/PL8.1.4/PL8.1.5)
• Fuser Assembly (PL7.1.1)
• Transfer Roller (PL14.1.99)
• Transfer Belt Assembly (PL6.1.1)
Action Yes
Proceed to the
action that
corresponds to
the problem
part:
Imaging Unit -
2
Fuser - 3
Transfer Belt - 4
The task is
complete.
The task is
complete.
The task is
complete.
Phaser 6600 and WorkCentre 6605
Service Manual
Image Quality
No
Go to action 2.
Go to action 3.
Go to action 4.
Contact Xerox
Technical
Support.
3-19