- Before replacing the HDD, copy the address book data to an SD card with SP5-846-051 if there is no problem.
 - If the customer uses the Data Overwrite Security, IC card reader, or OCR unit, these applications must be installed again after replacing the HDD.
 
- Remove the rear cover. (Rear Cover)
 - Remove the left cover. (Left Cover)
 - Remove the HDD with the bracket [A].
 - Remove the bracket from the HDD [A].