Uneven Pitch - Xerox Phaser 6120 Service Manual

Uneven Pitch

Typical Faulty Images
Troubleshooting Procedure
Step Section
1 Toner Is the Toner Cartridge for each color
Cartridge of toner installed in position?
2 Laser (PH) Is the Laser Unit (PH) Unit secured in
Unit position with the fixing screw?
3 Toner Is the drive mechanism of the Toner
Cartridge Cartridge dirty or damaged?
4 Imaging Unit Is the photo conductor dirty,
scratched, or worn?
5 2nd Transfer Are the Transfer Roller and drive
Roller mechanism dirty, deformed, or worn?
6 Fusing Unit Are the rollers and drive mechanism
of the Fusing Unit dirty, scratched,
deformed, or worn?
7 Have steps 1-6 eliminated the
problem?
Phaser® 6120 Color Laser Printer Service Manual
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Check Item Result
NO
NO
YES
YES
YES
YES
NO
4-40
Image-Quality Problems
Action
Reinstall.
Secure it in position.
Clean or replace the Toner
Cartridge.
Replace the Imaging Unit.
Replace the 2nd Transfer Roller.
Replace the Fusing Unit.
Replace the Transfer Belt Unit.