1. Open the front cover.
  2. Remove the paper exit tray [A].

  3. Remove the left upper cover [A].

    • Slide the cover in the direction of the blue arrow.

  4. Remove the rear left cover [A] (coin screw x 2).
  5. Release the two bosses at the back, and remove the controller cover [A].
  6. Open the 1st and 2nd paper feed trays slightly.
  7. Remove the left cover [A].

  8. Remove the rear cover [A].  

    Each part enclosed by a red dotted circle has a tab. Be careful not to damage it when attaching and detaching.


  9. Remove the rear lower gap cover [A] (hook×2).
  10. Remove the rear lower cover [A].
  11. Attach the heater board [A].
  12. Attach the clamps (LWSM-0306A). Connect the PSU harness [A] to CN904 of the PSU and CN920 of the heater board, and clamp the harness [A].
  13. Connect the BCU harness [A] to CN121 of the BCU and CN930 of the heater board.
  14. Clamp the harness [A] which was connected in step 13.
  15. Connect the PFU harness [A] to CN921 of the heater board.
  16. Attach the socket on the PFU harness [A] to the rear frame of the main unit.
  17. Connect the connector.
  18. Clamp the PFU harness.