Xerox Phaser 6280 Service Manual page 399

Phaser 6280 Color Laser Printer Service Manual
Troubleshooting Procedure Table (continued)
Step Actions and Questions
4 1. Check the Transfer Unit for correct
installation. Reseat the Transfer Unit
(page 8-8).
2. Does the image quality improve?
1. Check the laser beam path.
5
2. Are there any debris between the
Laser Unit and Transfer Unit?
6 1. Check the Print Cartridge (C/M/Y/K)
for correct installation. Reseat the
Print Cartridge (page 8-10).
2. Does the image quality improve?
1. Perform Yellow/Magenta/Cyan/Black
7
Toner Motor test (Yellow, page 4-47;
Magenta, page 4-48; Cyan,
page 4-49; Black, page 4-50):
Service Mode
Motor Test > Yellow/Magenta/
Cyan/Black Toner
2. Does the Dispenser Assembly rotate
smoothly?
8 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
9
for correct installation. Reseat the
Image Processor Board
(page 8-87).
2. Does the image quality improve?
1. Check the HVPS for correct
10
installation. Reseat the HVPS
(page 8-61).
2. Does the image quality improve?
11 1. Replace the Print Cartridge
(page 8-10).
2. Does the image quality improve?
12 1. Replace the Laser Unit (page 8-50).
2. Does the image quality improve?
Yes
Complete.
Remove the
debris.
Complete.
Go to step 8.
> Engine Diag >
Motor.
Complete.
Complete.
Complete.
Complete.
Complete.
Print-Quality Troubleshooting
No
Go to step 5.
Go to step 6.
Go to step 7.
Replace the
MCU Board
(page 8-86).
If not, replace
the Dispenser
Assembly
(page 8-56).
Go to step 9.
Go to step 10.
Go to step 11.
Go to step 12.
Replace the
Image
Processor
Board
(page 8-87).
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