3.Remove the four screws securing the mounting plate to the hard disk drive. You can store the mounting plate and its screw or replace it in the computer and secure it with the screw.
4.Wrap the hard disk drive in its original packing materials and store it along with the four screws.
5.If you removed your computer’s only hard disk drive, disconnect the hard disk drive ribbon cable from the main system board and store it as well.
If you removed one hard disk drive and are leaving another one in the computer, you need to set the jumpers on the remaining drive to indicate that you now have only one hard disk drive. For the correct settings, see the documentation that came with the drive.
Installing and Removing Drives