1. Unscrew the screws on top of the box to open the PCB box lid.
  2. Loosen the screws in the load cell terminal (green) to disconnect the weight sensor.

  3. Remove the weight sensor cables from the load cell terminal.

  4. Detach the PCB box from the frame. The box is secured with double-sided tape. You can remove the box by moving it side to side or use a spatula.
  5. Remove the weight sensor cable from the box. 
  6. Open the lid on the replacement PCB box.
  7. Insert the weight sensor cable into the new box.
    Ensure the black rubber seal is properly in place.
  8. Connect the weight sensor cables in the load cell terminal in the following order:

                - GND: Yellow
                - A+: Green
                - A-: White
                - GND: Black
                - AVdd: Red


  9. Close the lid securely.

10. Switch the BEEP base on and calibrate it in the BEEP base app.