HP Pavilion Slimline s5220f Supplementary Manual page 27

7 Replace the screw at the top of the drive cage.
NOTE: This is one of the short screws on select
models.
8 Replace the three screws on the front of the computer
that secure the drive cage in the computer.
NOTE: These are long screws.
— Removing and Replacing the Hard Disk Drive
537496-001
9 Replace the system fan by inserting the two lower
hooks on the fan (1) into the slots in the computer,
and then swinging the top of the fan (2) onto the
computer.
10 Press the fan until the metal tab locks it in place.
2
1
11