MFC-9840CDW
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FAQs & Troubleshooting |
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MFC-9840CDW
Date: 05/14/2013 ID: faq00000312_019
Printouts have toner scatter or toner stain.
![](/g/b/img/faqend/faq00000312_019/us/en/92325/27_pq_09.gif)
Check the following points:
- Check the machine's environment. Conditions such as high humidity and high temperatures may cause this print quality problem.
For more information, please refer to Appendixes A of the User's Guide for your machine.
- Make sure that you use paper that meets our specifications. Rough-surfaced paper may cause the problem.
For more information on the types of paper that can be used with your Brother product, please refer to Chapter 2 of the User's Guide for your machine.
- Install a new toner cartridge for the color causing the problem.
Please refer to the instructions, "How do I replace the toner cartridge?".
- Clean the corona wires and the drum unit for the color causing the problem.
Please refer to the instructions, "How do I clean the corona wires?" and "How do I clean the drum unit?".
If the print quality has not improved, put in a new drum unit.
Please refer to the instructions, "How do I replace the drum unit?".
DCP-9045CDN, MFC-9840CDW
If you need further assistance, please contact Brother customer service:
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