Dell PowerVault 770N (Deskside NAS Appliance) - Manual (Page 38)

1. Open the bezel (see " Removing the Bezel ").
2. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
3. Remove the cover (see " Removing the Cover ").
4. Remove the cooling shroud (see " Removing the Cooling Shroud ").
5. Disconnect the fan assembly power cable from the back fan connector on the system board (see Figure 5-3 ).
6. Pull on the release latch and lift the fan assembly straight up to clear the chassis (see Figure 4-10 ).
Figure 4-10. Removing and Replacing the Back Fan Assembly
Replacing the Back Fan Assembly
1. Align the fan assembly with the fan assembly guide on the back of the chassis, and push down until the fan assembly
is firmly seated and the latch is engaged (see Figure 4-10 ).
2. Connect the fan assembly power cable to the back fan connector on the system board (see Figure 4-10 ).
3. Install the cooling shroud (see " Replacing the Cooling Shroud ").
4. Replace the cover (see " Replacing the Cover ").
Removing and Replacing Individual Fans
Each fan assembly contains two fans. The procedure for removing and replacing the four individual fans are the same.
Removing a Fan
1. Remove the system cover (see " Removing the Cover ").