Cisco Nexus C9316D-GX Hardware Installation Manual page 12

Overview
Overview
Caution
If the switch has port-side intake airflow (red coloring for fan modules), you must locate the ports in the cold
aisle. If the switch has port-side exhaust airflow (blue coloring for fan modules), you must locate the ports in
the hot aisle. If you locate the air intake in a hot aisle, the switch can overheat and shut down.
Cisco Nexus C9316D-GX ACI-Mode Switch Hardware Installation Guide
4