Dell PowerVault NX3500 Hardware Owner's Manual page 70

3 Remove the cooling shroud or power distribution board shroud as
applicable. See "Cooling Shroud" on page 62.
4 Disconnect the fan's power cable from the system board. See Figure 2-11.
5 Grasp the fan and slide it away from the fan assembly. See Figure 2-11.
Figure 2-11. Removing and Installing a Fan
1
2
1 fan 2 power cable
70
Installing System Components