Phaser 6180 Color Laser Printer Service Manual 5-55
Print-Quality Troubleshooting
3 Check the Fuser for correct 
installation. Reseat the Fuser.
Does the image quality improve?
Complete. Go to step 4.
4 Replace the Fuser (page 8-10).
Does the image quality improve?
Complete. Replace the 
MCU Board 
(page 8-87).
Troubleshooting Procedure Table (continued)
Step Actions and Questions Yes No