FAQs & Troubleshooting



FAQs & Troubleshooting

FAQs & Troubleshooting


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Date: 09/07/2015 ID: faq00000208_039

Clean the corona wire (video instructions available)

If you have print quality problems, clean the corona wire as follows:



Video Instructions

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Click here to see this step with text.



Text Instructions

  1. Make sure that the machine is turned on.

  2. Open the top cover until it locks in the open position.

    Open top cover


  3. Take out a toner cartridge and drum unit assembly.


    Take out toner and drum


  4. Clean the corona wire inside the drum unit by gently sliding the green tab from left to right and right to left several times.


    Clean corona wire


    Be sure to return the tab to the home position (Tab) (1). The arrow on the tab must be aligned with the arrow on the drum unit. If it is not, printed pages may have a vertical stripe.

  5. Slide the toner cartridge and drum unit assembly into the machine.
    Make sure that you match the toner cartridge color to the same color label on the machine.


    Put in toner and drum


    Toner color match



  6. Repeat Steps 3 to 5 to clean each of the remaining corona wires.

  7. Close the top cover of the machine.

Related Models

HL-3150CDN, HL-3170CDW

If you need further assistance, please contact Brother customer service:

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