Black, cyan, magenta, or yellow vertical lines or streaks can be caused by a dirty corona wire, a toner cartridge, or the drum unit.
Moreover, how do you fix black lines when printing?
Fix the issue of printers causing black lines on paper
- Clean the rollers. Made of soft rubber material, rollers act to move the paper inside the printer for the print to take place. …
- Replace the drum. …
- Clean or replace the fuser. …
- Clean cartridge nozzles. …
- Extract, clean and reinsert the cartridges.