LEDs

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.

LED

Color

Status

BCN

Flashing blue

The operator has activated this LED to identify this switch in the chassis.

Off

This switch is not being identified.

STS

Green

The switch is operational.

Flashing amber

The switch is booting up.

Amber

Temperature exceeds the minor alarm threshold.

Red

Temperature exceeds the major alarm threshold.

Off

The switch is not receiving power.

ENV

Green

Fans and power supply modules are operational.

Amber

At least one fan or power supply module is not operating.

(port)

Green

Port admin state is 'Enabled', SFP is present and the interface is connected (that is, cabled, and the link is up).

Amber

Port admin state is 'Disabled, or the SFP is absent, or both.

Off

Port admin state is 'Enabled' and SFP is present, but interface is not connected.

Fan Module LEDs

The fan module status LED is located on the front of the module.

LED Color Status

Status

Green

The fan module is operational.

Red

The fan module is not operational (fan is probably not functional).

Off

Fan module is not receiving power.

Power Supply LED

The power supply LED is located on the lower right back portion of the power supply. The LED indicates the status for the module as shown in the following table.

LED Status

Power Supply Condition

Off

No output or input below the operating range, no 12V standby from a parallel unit.

Solid amber

Failure (no output) or input below the operating range, but 12V standby from a parallel unit, or over voltage, over current, over temperature or OTP due to fan failure.

1Hz blinking amber

Warning events where the power supply continues to operate (high temperature, high power and slow fan).

2Hz blinking amber

Input present / Standby mode (PSON_L-High).

Solid green

Output 12V main and 12V standby in regulation.