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(a) Checking the charge roller
Print a full-page, solid-fill A3 or SRA3 sheet for white with the "Independent Pattern 2dot" setting.
Do streaks appear?
Yes |
Finished! |
No |
Go to the next step. |
Check the charge roller. Is there a stain on the surface of the charge roller that corresponds to the position of the streaks that appeared on the paper?
Yes |
Go to the next step. |
No |
Proceed to "(b) Checking the Photoconductor unit". |
Wipe the charge roller with a well-wrung-out damp cloth.
Wipe a dry, unused, lint-free cloth until no moisture remains.
Is the charge roller clean?
Yes |
Go to the next step. |
No |
Skip to step 8. |
Print the image. Has the problem been resolved?
Yes |
Finished! |
No |
Proceed to "(b) Checking the Photoconductor unit". |
Replace the charger unit.
Print the image. Has the problem been resolved?
Yes |
Finished! |
No |
Proceed to "(b) Checking the Photoconductor unit". |
(b) Checking the photoconductor unit
Check the photoconductor drum. Is there a stained line on the surface?
Yes |
Go to the next step. |
No |
Skip to step 4. |
Replace the PCU cleaning unit.
Print the image. Has the problem been resolved?
Yes |
Finished! |
No |
Go to the next step. |
Check the photoconductor drum. Are there scratches on the surface?
Yes |
Go to the next step. |
No |
Contact your service representative. |
Replace the PCU cleaning unit and the photoconductor unit.
For details about replacing the charger unit, PCU cleaning unit and photoconductor unit, see Replacement Guide.
After replacing parts, it is recommended to perform the color calibration of the external controller.
