1. Corner stapling unit (Corner Stapling Unit)
  2. Stapler bracket [A] ( x 3, x 1)
  3. Turn back the stapler bracket, and remove the paper exit gate motor bracket [A]. ( x 1, x 1)
  4. Stacking roller HP sensor bracket [A] ( x 1)
  5. Stacking roller HP sensor [A] ( x 1)