HL-8050N

FAQs & Troubleshooting

Vertical black lines appear on the printout.

The toner cartridge, transfer roll cartridge or fuser unit might be old or damaged. Check the toner cartridge, transfer roll cartridge and fuser unit and replace them as necessary.

To see how to replace the toner cartridge, click here.
To see how to replace the Fuser Unit & Transfer Roll Cartridge, click here.