Xerox Phaser 6360, Service Manual, Page: 245 / 564

Phaser 6300/6350/6360 Color Laser Printer Service Manual 5-29
Print-Quality Troubleshooting
Mis-Registration, Color Layers Not Correctly Registered
The four colors of the image are not registered correctly into one image.
Initial Actions:
■ If the mis-registration is in the horizontal direction, perform the color
registration adjustment, see (page 6-3).
■
If the mis-registration is in the vertical direction, clean the CTD (ADC)
Sensor, and then print the Color Registration page.
Troubleshooting Reference Table
Applicable Parts Example Print
■
Imaging Unit, PL6.1.1
■
Laser Unit, PL6.1.2
■
CTD Sensor, PL5.2.19
■
Transfer Roller, PL5.1.4
■
HVPS, PL9.1.21
■
Image Processor Board, PL9.1.3
■
Engine Control Board, PL9.1.16
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Reseat the Imaging Unit. Latch
Door C, and check that the
Transfer Roller is fully seated and
clipped in place.
Is the problem resolved? Complete Go to Step 2.
2
Clean the CTD (ADC) Sensor.
Is the problem resolved? Complete Go to Step 3.
3
Replace the CTD (ADC) Sensor
(page 8-72).
Is the problem resolved? Complete Go to Step 4.
4
Print the 600 x 600 Service Test
Print.
Are all the colors aligned both
vertically and horizontally? Replace the Image
Processor Board
(page 8-99). Go to Step 5.
5
Replace the Laser Unit,
(page 8-77).
Does the image quality improve? Complete Replace the Engine
Control Board
(page 8-106).
s6360-120