Phaser 3140/3155/3160 Printer Service Manual
5-13
Print-Quality Troubleshooting
Uneven Density
Print density is uneven between the left and right sides. Possible causes include;
uneven spring force at the ends of the Transfer Roller, the springs are damaged,
the Transfer Roller is improperly installed, or the Transfer Roller bushing or holder is
damaged.
Initial Actions
•
Check the paper transfer path.
•
Ensure there is no debris in the transfer path.
Troubleshooting Reference Table
Applicable Parts
Example Print
■
Transfer Roller, PL1.0.8
■
Print Cartridge, PL1.0.12
Troubleshooting Procedure Table
Step
Actions and Questions
Yes
No
1
Check the Transfer Roller
installation. Reseat the Transfer
Roller if necessary (page 8-8).
Does the image quality improve?
Complete.
Go to step 2.
2
Check the Print Cartridge.
Is the Print Cartridge empty or
damaged?
Replace the
Print Cartridge
(page 8-6).
Complete.
Color Uneven or Wrong (Process Direction)
