Xerox Phaser 6600 Service Manual page 334

Image Quality
Random spots/Blurred images
Random Spots
1 Ensure that the toner cartridges are installed correctly.
Does this solve your problem?
2 Ensure that the Imaging Units are installed correctly.
Does this solve your problem?
3 Replace the Imaging Units.
Does this solve your problem?
4 Check the Transfer Roller.
Is Transfer Roller not contaminated, damaged, or worn, and does it
work correctly?
5 Check the Transfer Roller.
Is Transfer Roller not contaminated, damaged, or worn, and does it
work correctly?
6 Check the Transfer HVPS Board connector connection.
Is the Transfer HVPS Board connector connected correctly?
7 Check the Development HVPS Board connector connection status.
Is the Development HVPS Board connector connected correctly?
8 Check the intermediate transfer belt.
Is the Transfer Belt Assembly not contaminated, damaged, or worn,
and does it work correctly?
3-8 Phaser 6600 and WorkCentre 6605
Service Manual
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)
• Transfer Roller (PL14.1.99)
• Transfer Belt Assembly (PL6.1.1)
• Development HVPS Board (PL18.1.14)
• Transfer HVPS Board (PL18.1.28)
Action Yes
The task is Go to action 2.
complete.
The task is Go to action 3.
complete.
The task is Go to action 4.
complete.
Go to action 5. Reinstall
Transfer Roller.
Go to action 6. Replace
Transfer Roller.
Go to action 7. Connect the
connector.
Go to action 8. Connect the
connector.
Contact Xerox Replace the
Technical Transfer Belt
Support. Assembly.
Xerox Internal Use Only
No