Xerox Phaser 6120

Image-Quality Problems
Phaser® 6120 Color Laser Printer Service Manual
4-32
Void Areas, White Spots
Typical Faulty Images
Troubleshooting Procedure
Step Section Check Item Result Action
1 Imaging Unit Are there scratches or lines evident
on the photo conductor surface?
YES Replace the Imaging Unit.
2 Is the outside of the imaging unit
dirty?
YES Clean.
3 Transfer Belt
Unit
Does the transfer belt have
fingerprints, dirt or oil on it?
YES Wipe the surface clean of dirt with
a soft cloth.
4 Is the Transfer Belt scratched? YES Replace the Transfer Belt Unit.
5 Transfer
Roller
Is the Transfer Roller dirty or
scratched?
YES Replace the Transfer Roller.
6 Check the mounting shafts on the
transfer belt assembly to ensure the
assembly is fully seated and installed
correctly.
NO Clean the contacts and reseat.
7 Fuser Are the green nip release levers in
the closed position?
NO Close the green nip release
levers.
8 Paper path Is there a foreign object in the paper
path?
YES Remove the foreign object.
9 Is the Fusing Entrance Guide Plate
dirty or scratched?
YES Clean or replace.
10 Have steps 1-8 eliminated the
problem?
NO Replace the Toner Cartridge.
4036fs4050c0
4036fs4051c0
Void areas White spots