Dell Vostro 470 (Mid 2012) - Manual (Page 16)

5. Slide out the hard drive by lifting it in an upward direction.
Figure 12.
6. Remove the screws that secure the hard drive to the drive cage.
Figure 13.
7. Pry the hard drive cage in the direction indicated to remove the hard drive from the hard drive cage.
Figure 14.
Installing The Hard Disk Drive
1. Tighten the screws that secure the hard drive to the drive cage.
2. Place the hard drive into the slot and tighten the screws that secure the hard drive cage to the chassis.
16