Legend

System LEDs

LED Description
SYSTEM

The System LED shows the status of the switch (system).

 

 

 

 

Off (dark)

Switch is not powered on.

Solid green Switch is healthy.

Solid amber

Switch is faulty.

!

The ! LED shows if a system fault exists.

 

Off (dark)

No system fault exists.

Solid amber

A system fault exists.

OK

The ! LED shows if a system fault exists.

 

Blinking green

Link is present between the switch and chassis.

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Port States

LED Mode Description
Status

In this mode, the port LEDs show port status, port duplex mode, and port speed.

By default, the port LEDs show port status. To display the port duplex mode and the port speed from the port LEDs, you must use the View list from the device manager or the Mode button on the physical switch.

 

Off (dark) No link.
Solid green Link is up, but there is no activity on the link.

Solid brown

Port is administratively disabled.

Yellow Port is error disabled.
Blinking green and amber Link is faulty.
Solid amber Port is faulty, is disabled due to an error condition, or is in an STP-blocked state.
Duplex

In this mode, the port LEDs show the duplex mode (full duplex or half duplex) of the ports.

Note: The 10/100/1000 ports operate only in full-duplex mode.

 
Off (dark) No link.
Solid light blue Port is in half-duplex mode.
Solid green Port is in full-duplex mode.

Speed

In this mode, the port LEDs show the operating speed (10, 100, or 1000 Mb/s or 10 Gb/s) of the ports.

 

 

 

 

Off (dark)

No link.

Solid light blue

10 Mb/s.

Solid green

100 Mb/s.

Blinking green

1000 Mb/s.

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Port Types

RJ-45 port

Internal port

Small form-factor pluggable (SFP) module slot (empty)

Fiber-optic SFP module ports

1000BASE-T SFP module port

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Color-Wavelength Representation in CWDM Module Ports

Note The circles in the icon for a coarse wavelength-division multiplexer (CWDM) module port can be any of the eight colors, each denoting a different wavelength. This table shows the wavelength that is denoted by each color. To see the wavelength of a CWDM module port, point to its icon.

Color

Wave Length

Gray

1470 nm

Violet

1490 nm

Blue

1510 nm

Green 1530 nm
Yellow 1550 nm
Orange 1570 nm
Red 1590 nm
Brown 1610 nm

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