Installing A 2.5 Inch Hard Disk Drive - HP EliteOne 800 G3 Hardware Reference Manual

4. Remove the four mounting screws from the 2.5 inch hard drive. Be sure to keep the screws together with
the blue rubber grommets to use to install a replacement drive.
For instructions on installing a hard drive, see

Installing a 2.5 inch hard disk drive

1. Fasten four mounting screws with grommets onto the new 2.5 inch hard drive.
2. Position the hard drive above the drive cage with the connectors facing the center of the computer.
Installing a 2.5 inch hard disk drive on page 31.
Replacing drives 31