4.15.2 Cisco Nexus 9336C-FX2 Switch LEDs

This topic describes the color codes of the LEDs on Cisco Nexus 9336C-FX2 switches.

Table 4-2 Cisco Nexus 9336C-FX2 Switch LED Status Descriptions

Component	LED Status	Location
Switch chassis Beacon (BCN) LED	Flashing blue: Operator activated LED to identify the switch. Off: Default status, switch is not being identified.	The BCN LED is located on the left side of the front of the switch
Switch chassis Status (STS) LED	Flashing amber: Switch is booting up. Amber or Red: Temperature of the switch has exceeded the minor alarm threshold Off: The switch has no power.	The STS LED is located on the left side of the front of the switch
Switch chassis Environment (ENV) LED	Green: The fans and power supplies are functioning correctly. Amber: At least one power supply or fan has stopped functioning.	The ENV LED is located on the left side of the front of the switch
Cisco Nexus 9336C-FX2 network ports	Green: The port admin state is enabled, Small form-factor pluggable (SFP) transceiver is present, and the interface is connected. Amber: The port admin state is disabled, the SFP is absent, or both. Off: The port admin state is enabled, SFP is present, but the interface is not connected.	The port LEDs appear as triangles pointing up or down to the nearest port.
Switch chassis lane link	One or more are lit: The lane is being checked. None: All four lanes are being checked.	The Lane Link LEDs indicate which of the break out lanes are being checked.
Power supply OK and Fault LEDs	OK-Green, Fault-Off: Power supply is functioning correctly. OK-Flashing Green, Fault-Off: Power supply is connected to a power source but not outputting power to the switch. The power supply might not be installed in the chassis. OK-Off, Fault-Off: Power supply is not receiving power or is shut down. OK-Green, Fault-Flashing Amber: Power supply warning, indicating possible high voltage, high power, low voltage, power supply warning condition, or power supply fan not operating correctly. OK-Green, Fault-Amber: Power supply failure.	The power supply LEDs are located on the left front portion of the power supply. Combinations of states indicated by the Okay and Fault LEDs indicate the status for the module.
Fan Module STS LED	Green: Fan module is operating correctly. Red: Fan module is not operational. Off: Fan module does not have power.	The fan module LED is located below the air holes on the front of the module.