Dell PowerVault 770N (Deskside NAS Appliance) - Manual (Page 37)

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. Disconnect the front fan assembly power cable from the front fan connector on the SCSI backplane board (see
Figure 5-4 ).
5. Release the fan assembly by pressing the release lever (see Figure 4-9 ).
6. Swing the fan assembly up and out of the way.
Figure 4-9. Removing and Replacing the Front-Fan Assembly
Replacing the Front Fan Assembly
1. Place the fan assembly in the hinge bracket and swing the fan assembly down until the release lever snaps into place.
2. Connect the fan assembly power cable to the front fan connector on the SCSI backplane board (see Figure 5-4 ).
3. Replace the cover (see " Replacing the Cover ").
Removing the Back Fan Assembly
CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System
Information Guide.