This punch unit is for the Finisher SR4110 only.

  • Switch the machine off and unplug the machine before starting the following procedure.

  1. If the finisher is connected to the main machine, disconnect it.
  2. Unpack the punch unit and remove the stepped screw from the lower section of the unit.
  3. Remove the motor protector plate [A].
  4. Remove the cam lock plate [B].
  5. Open the front door.
  6. Pull out the stapler unit.
  7. Remove the inner cover [A]. (M3 x 8)
  8. Behind the inner covers at [B] and [C], press the lock tabs to the right to release the inner cover from the frame.
  9. Remove the plastic knockouts [D].
  10. Remove the rear cover.
  11. Remove the punch cover [A].
  12. Remove the paper guide [A].
  13. Position the 2 mm spacer [A] and attach the punch unit [B]. (M3 x 10)
  14. Use one of the screws removed from the motor protector plate to fasten the remaining two spacers to the frame as shown.

    • These extra spacers can be used to adjust the position of the punch holes (front to rear, across the page).

  15. At the front, fasten the punch unit knob [A] (M4 x 6).
  16. Remove the harness cover [A] and middle cover [B].
  17. Install the sensor arm [A] (small stepped screw (M3 x 4)). Make sure that the sensor arm swings freely on the stepped screw.
  18. Attach the spring [B].
  19. Connect the PCB harness connector [A] to CN135 of the finisher PCB and to CN600 of the punch unit PCB.
  20. Connect the harness [B] to CN136 of the finisher PCB.
  21. Connect the single end of the hopper full sensor connector cable [C] to the hopper full sensor on the arm.

    • No special DIP switch settings are required for this punch unit. A signal from the punch identifies itself by sending a signal to the copier.

  22. Reattach the harness cover [A] and middle cover [B].
  23. Slide the punch waste collection hopper [A] into the finisher.
  24. Reattach the inner cover and rear cover.
  25. Close the front door and re-connect the finisher to the machine.