HL-2140
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FAQs & Troubleshooting |
Output sheets are completely black.
![](/g/b/img/faqend/faq00000003_016/gb/en/11916/ablack004.gif)
Please check the following points:
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Clean the primary corona wire inside the drum unit by sliding the green tab. Be sure to return the green tab to the home position.
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The drum unit may be damaged. Put in a new drum unit.
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