FAQs & Troubleshooting

NOTE: Illustrations shown below are from a representative product and may differ from your Brother machine.

Check the following points to resolve the issue:

1. Clean all four corona wires (one for each colour) inside the drum unit by sliding the green tab.
   > Click here to see how to clean the corona wires.
    
2. Make sure the green tab of the corona wire is in the home position (1).
   
    
3. Replace the toner cartridge that matches the colour of the streak or band.
   To identify the colour of the toner cartridge, follow the steps below:

    

   1. > Click here to print the chart. [345KB / PDF]
   2. Compare your printed document with the printed chart to identify the colour causing the issue.
   3. Replace the toner cartridge of the colour.
      > Click here to see how to replace the toner cartridge.
4. Install a new drum unit.
   > Click here to see how to replace the drum unit.