HL-4000CN
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FAQs & Troubleshooting |
Shadows appear around areas of dense black printing.
![](/g/b/img/faqend/faq00000010_000/gb/en/90037/TUB240F.gif)
- The paper may not be suitable for the machine, please change the paper.
- The transfer roll cartridge may be old or damaged. please replace the transfer roll cartridge.
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