Epson Endeavor 468C - Manual (Page 118)

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 5-15