HP Pavilion Slimline s5220f Supplementary Manual page 22

12 Press the metal latch down while pushing the drive
partway out the front of the computer.
13 Pull the drive completely out the front of the computer,
and then set it aside.
6
14 Locate the system fan below the drive cage.
15 Remove the system fan screw. (This is one of the short
— Removing and Replacing the Hard Disk Drive
537496-001
CAUTION: Note there are two fans in the
computer. For this procedure, you remove
the system fan directly below the drive cage
(shown in the rectangle), not the processor
fan to the left (shown with the circle and X).
screws on select models.)