APPENDIX C
LEDs
• Switch Chassis LEDs, on page 51
• Fan Module LEDs, on page 52
• Power Supply LEDs, on page 52
Switch Chassis LEDs
The BCN, STS, and ENV, LEDs are located on the left side of the front of the switch. The port LEDs appear
as triangles pointing up or down to the nearest port.
StatusColorLED
The operator has activated this LED
to identify this switch in the
chassis.
Flashing blueBCN
This switch is not being identified.Off
The switch is operational.
GreenSTS
The switch is booting up.Flashing amber
Temperature exceeds the minor
alarm threshold.
Amber
Temperature exceeds the minor
alarm threshold.
Red
The switch is not receiving power.Off
Fans and power supply modules are
operational.
GreenENV
At least one fan or power supply
module is not operating.
Amber
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