Which is incorrect?

When the ONU equipment is installed in the cabinet, it needs to consider the surrounding location.

Which is incorrect?
A . Equipment should be kept away from electromagnetic interference, dust, noise, vibration, etc.
B . The equipment should be kept away from trees and other plants as much as possible to prevent insects from being inhaled by fans.
C . The equipment is required to be more than 500 meters away from the sea. If the network box or outdoor cabinet is equipped with a fan, the air inlet must face the direction of the sea wind.
D . When the wall and hanging bar are installed, ensure that the equipment is not easily accessible to residents.

Answer: C