Execute the drum refresh mode when the following image quality failure occur.

  • Background stains appear as bands perpendicular to the paper feed direction
  • Vertical white streaks with about 1mm width in the form of a dotted line appear 15mm to the left of the paper center
Drum refresh procedure

  • It takes approximately 3 minutes to refresh the drum.
  • If sheets of paper are loaded in the bypass tray, first remove them, and then refresh the drum.

  • IM 550F/600F/600SRF
    1. Press the [User Tools] icon on the operation panel.
    2. Press [Maintenance Features].
    3. Press [Maintenance].
    4. Press [Drum Refresh]
    5. Press [Start].
    6. Press [Exit].
  • P 800/801
    1. Press the [Menu] key on the control panel.
    2. Select [Quality Maintenance] -> Press [OK]
    3. Select [Drum Refresh] -> Press [OK]
    4. Select [OK].