HL-4000CN
FAQs & Troubleshooting |
HL-4000CN
Date: 26/04/2013 ID: faq00000006_000
Vertical black lines appear on the print out.
The print head cartridge, transfer roll cartridge or fuser unit might be old or damaged. Check the print head cartridge, transfer roll cartridge and fuser unit and replace them as necessary.
HL-4000CN, HL-4200CN
If you need further assistance, please contact Brother customer service:
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