• Before replacing the HDD (OT2), copy the address book data to an SD card with SP5-846-051 if possible.
  • If the customer uses the DataOverwriteSecurity Unit Type M19, NFC Card Reader Type M24, or OCR Unit Type M13, these applications must be installed again.

  1. Remove the controller board with the BiCU (PCB16) (Controller Board (PCB15) (IM 550F/600F/600SRF))
  2. Remove the HDD (OT2) with the bracket [A] from the controller box [B]. (hook×2)
  3. Remove the HDD (OT2) [A] from the HDD bracket.