HL-5350DN
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FAQs & Troubleshooting |
Vertical black lines appear on the printout.
Please check the following points:
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Clean the primary corona wire inside the drum unit by sliding the blue tab. To see how to clean the corona wire of the drum unit, click here.
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Make sure the primary corona wire cleaner is at the home position.
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The toner cartridge may be damaged. Put in a new toner cartridge. To see how to replace the toner cartridge, click here.
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The drum unit may be damaged. Put in a new drum unit. To see how to replace the drum unit, click here.
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The fuser unit may be smudged. Call your dealer or Brother Customer Service.
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