HL-2140
FAQs & Troubleshooting |
Vertical black lines appear on the printout or printed pages have toner stains down the page.
Please check the following points:
-
Clean the corona wire inside the drum unit by sliding the green tab.
To see how to clean the corona wire of the drum unit, click here. -
Make sure the primary corona wire cleaner is at the home position.
-
The drum unit may be damaged. Put in a new drum unit.
To see how to replace the drum unit, click here. -
The toner cartridge may be damaged. Put in a new toner cartridge.
To see how to replace the toner cartridge, click here.
Content Feedback
To help us improve our support, please provide your feedback below.