HL-4040CDN
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FAQs & Troubleshooting |
Completely blank or some colors are missing.
Please check the following points.
- Identify the missing color and make sure that the toner cartridge is installed properly.
- Put in a new toner cartridge.
To see how to replace the toner cartridge, click here.
- Put in a new drum unit.
To see how to replace the drum unit, click here.
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