Print-Quality Troubleshooting 5-29
Mis-Registration, Color Layers Not Correctly Registered
The four colors of the image are not registered correctly into one image.
Initial Actions:
â– If the mis-registration is in the horizontal direction, perform the color
registration adjustment, see (page 6-3).
â– 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
â– Imaging Unit, PL6.1.1
â– Laser Unit, PL6.1.2
â– CTD Sensor, PL5.2.19
â– Transfer Roller, PL5.1.4
â– HVPS, PL9.1.21
â– Image Processor Board, PL9.1.3
â– 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 8-71).
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 8-98).
Go to Step 5.
s6300-120