Xerox Phaser 6280 Service Manual page 403

Phaser 6280 Color Laser Printer Service Manual
Troubleshooting Procedure Table (continued)
Step Actions and Questions
5 1. Check the wiring harness
connectors P/J12 and P/J151
between the Laser Unit and the MCU
Board.
2. Are the connectors securely
connected?
1. Check the Print Cartridge (C/M/Y/K)
6
for correct installation. Reseat the
Print Cartridge (page 8-10).
2. Does the image quality improve?
7 1. Check the MCU Board for correct
installation. Reseat the MCU Board
(page 8-86).
2. Does the image quality improve?
1. Check the Image Processor Board
8
for correct installation. Reseat the
Image Processor Board
(page 8-87).
2. Does the image quality improve?
9 1. Check the HVPS for correct
installation. Reseat the HVPS
(page 8-61).
2. Does the image quality improve?
1. Replace the Print Cartridge
10
(page 8-10).
2. Does the image quality improve?
11 1. Replace the Laser Unit (page 8-50).
2. Does the image quality improve?
Print-Quality Troubleshooting
Yes No
Go to step 6. Reconnect the
connectors.
Go to step 6.
Complete. Go to step 7.
Complete. Go to step 8.
Complete. Go to step 9.
Complete. Go to step 10.
Complete. Go to step 11.
Complete. Replace the
Image
Processor
Board
(page 8-87).
If not, replace
the MCU Board
(page 8-86).
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