When the upstream device of the finisher is Cover Interposer Tray CI4020, follow the steps below to prevent the cover interposer unit from falling down.

  1. Remove the rear upper cover [A] of the cover interposer tray.
  2. Remove the rear lower cover [A] of the cover interposer tray.
  3. Remove the rear upper cover [A]. (Caps ×2)

  4. Remove the rear lower cover [B].

  5. Loosen the fixing screws of the bracket [A] installed at the rear side of the cover interposer tray.

  6. Secure the bracket [A] at the rear side of the finisher.

  7. Fasten the fixing screws of the bracket [A] at the rear side of the cover interposer tray.

  8. Reattach the rear upper cover and rear lower cover of the main machine.

  9. Reattach the rear upper cover and rear lower cover of the cover interposer tray.