- Turn OFF the main power and unplug the power cord from the wall socket. If installing without turning OFF the main power, an electric shock or a malfunction may occur.
 
- Remove the standard HDD installed. (HDD)
 - Separate the standard HDD from the bracket.
 - Disconnect the cables from the standard HDD. (
× 2)
 - Remove the enhanced security HDD from its protective pack.
 - Connect the two cables to the enhanced security HDD. (
× 2)
 - Fasten the HDD to the bracket. (
× 4)
 - Install the HDD bracket in the mainframe. (
× 3,
× 2)
 - Reassemble the machine.