Remove the toner cartridge and drum unit assembly from the machine.

How to Clean Drum unit Brother Printer

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If your Brother printer is jamming or not printing correctly, it may be time to clean the drum unit. Here is a step-by-step guide on how to clean the drum unit on your Brother printer.

If your printout has dots or other repeating marks at 3.7 in. (94 mm) intervals, the drum may have foreign material, such as glue from a label, stuck on the drum surface.

  1. Make sure the machine is in Ready Mode.
  2. Press setting [Settings]>[All Settings]>[Print Reports]>[Drum Dot Print].
  3. Press [Yes].

    The machine prints the Drum Dot Check Sheet.
  4. Press home
  5. Press and hold turn off to turn off the machine.
  6. Open the front cover.
    Open the front cover
  7. Remove the toner cartridge and drum unit assembly from the machine.
    Remove the toner cartridge and drum unit assembly from the machine.
  8. Push down the green lock lever and take the toner cartridge out of the drum unit.
    Push down the green lock lever and take the toner cartridge out of the drum unit.
  9. Turn the drum unit as shown in the illustration. Make sure that the drum unit gear is on the left side.
    Turn the drum unit as shown in the illustration. Make sure that the drum unit gear is on the left side.
  10. Use the numbered markers next to the drum roller to find the mark on the drum. For example, a dot in column 2 on the check sheet means that there is a mark in drum region “2”.
    Use the numbered markers next to the drum roller to find the mark on the drum. For example, a dot in column 2 on the check sheet means that there is a mark in drum region “2”.
  11. Turn the edge of the drum unit toward you while looking at the drum surface to find the mark.
    Turn the edge of the drum unit toward you while looking at the drum surface to find the mark.
    (a)  To avoid print quality problems, DO NOT touch the surface of the drum unit, only the edge.
    (b)  You can turn the drum unit gear more easily by pulling down the black levers. When you have finished turning the gear, push the levers back to the original position.
    To avoid print quality problems
  12. Wipe the surface of the drum gently with a dry cotton swab until the mark on the surface comes off.
    Wipe the surface of the drum gently with a dry cotton swab until the mark on the surface comes off.
    Note: Wipe the surface of the drum gently with a dry cotton swab until the mark on the surface comes off.
  13. Put the toner cartridge firmly into the drum unit until you hear it lock into place.
    Put the toner cartridge firmly into the drum unit until you hear it lock into place.
    Make sure you put the toner cartridge in correctly or it may separate from the drum unit.
  14. Install the toner cartridge and drum unit assembly back into the machine.
    Install the toner cartridge and drum unit assembly back into the machine.
  15. Close the front cover of the machine.
  16. Press turn off to turn on the machine..

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