Issue description

Light vertical lines

Dark vertical lines

Solution

Did this occur during printing or scanning/copying?
For scanning/copying, please refer to KB article “Vertical lines appear when using the ADF “.
For printing, proceed with the following steps.
Print the following printer internal pages. (User's Guide provides instructions for navigating through the printer menus.)
Print Defects Guide
Menu Settings Page
Check the levels of the consumable supplies on the
Menu Settings Page
(User's Guide provides instructions for replacing supplies).
If the supply levels are normal, please refer to KB topic “Cleaning the printhead lens“.
Using the
Print Defect Guide
, check to see;
If the vertical lines appear in one color, replace the affected
developer unit
and order the
photoconductor unit
.
If the vertical lines appear across multiple colors, replace the
Imaging Kit
.