HP EliteDesk 800 G2 Desktop Mini Hardware Reference Manual page 42

9. Slide the drive back until it stops, then lift the drive up and out of the cage (3).
10. If your model is an EliteDesk 800, remove the secondary fan under the HDD.
a. Disconnect the fan plug from the system board (1).
b. Remove the two screws securing the secondary fan (2).
c. Lift the fan out of the chassis (3).
11. Remove the three screws securing the HDD cage to the chassis (1).
12. Pull the hood sensor up and off the HDD cage (2).
36 Chapter 2 Hardware upgrades