1. Open the controller box door. (Opening the Controller Box)
  2. Remove the rear cover. (Rear Cover)
  3. Remove the right cover. (Right Cover)
  4. Spread some paper to prepare a place to lay the used toner bottle unit (the paper will catch loose toner)
  5. Open the right front door, and then remove the toner bottle.
  6. Disconnect the corner of the ventilation grate (x3).
  7. Down and to the left of the IOB [A], remove screws [B] (x3).
  8. Down and to the left of IOB [A], disconnect the used toner bottle transport unit [B] (x2).
  9. Disconnect the unit (x1).
  10. Down and to the left of the IOB, remove the cap [A] (x1).
  11. Disconnect the used toner transport motor (x1).
  12. Remove the used toner bottle unit [A]
  13. Lay the unit on a clean flat surface, covered with paper [B].