Xerox Phaser 6180 Service Manual page 348

Print-Quality Troubleshooting
5-30
Troubleshooting Procedure Table (continued)
Step Actions and Questions
4 Check the Transfer Unit for correct
installation. Reseat the Transfer Unit.
Does the image quality improve?
5 Check the wiring harness connectors
P/J12 and P/J151 between the Laser
Unit and the MCU Board.
Are the connectors securely
connected?
6 Check the Print Cartridge (C/M/Y/K)
for correct installation. Reseat the
Print Cartridge.
Does the image quality improve?
Check the MCU Board for correct
7
installation. Reseat the MCU Board.
Does the image quality improve?
8 Check the Image Processor Board for
correct installation. Reseat the Image
Processor Board.
Does the image quality improve?
9 Check the HVPS for correct
installation. Reseat the HVPS.
Does the image quality improve?
Replace the Print Cartridge (page 8-9).
10
Does the image quality improve?
11 Replace the Laser Unit (page 8-50).
Does the image quality improve?
Yes
Complete.
Go to step 6.
Complete.
Complete.
Complete.
Complete.
Complete.
Complete.
Phaser 6180 Color Laser Printer Service Manual
No
Go to step 5.
Reconnect the
connectors.
Go to step 6.
Go to step 7.
Go to step 8.
Go to step 9.
Go to step 10.
Go to step 11.
Replace the
Image
Processor
Board
(page 8-89).