Visible dark or light vertical lines, streaks, or voids appear on the paper.
Review the following print defect samples for examples of the dark and light vertical lines.
Light vertical lines
Dark vertical lines
Did this occur during printing or scanning/copying?
Print the following printer internal pages. (User's Guide provides instructions for navigating through the printer menus.)
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;
LEGACY ID: SO7193
Clean the automatic document feeder glass to solve scan quality issue.
Clear vertical dark lines when you make a copy, send a fax, or scan an image. Here are the recommended fixes.