legend

| Legend
### System-Level LEDs
LED | Description
| The LED, referred to as the System LED, shows the status of the switch (system).
|  | Off (dark) | Switch is not powered on.
| Solid green | Switch is healthy.
| Blinking green | Switch is running power-on self-test (POST).
| Solid amber | Switch is faulty, is rebooting, or is in recovery.
| The LED, referred to as the Fault LED, shows if a system fault exists.
|  | Off (dark) | No system fault exists.
|  | Solid amber | A system fault exists.
Back to the top ### Port States
Ethernet Management Port LED | This LED shows the status of the Ethernet Management (FA0) port.
|  | Off (dark) | No link is present on the Ethernet Management (FA0) port.
| Solid green | Link is present between the Ethernet Management (FA0) port and the management station.
By default, the port LEDs show port status. To display the port duplex 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.
LED Mode | Description
Status | In this mode, the port LEDs show port status.
|  | Off (dark) | No link.
| Solid green | Link is up, but there is no activity on the link.
| Blinking green | Link has activity.
| 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 (1 Gb/s).
| Fast blinking green | 10 Gb/s.
Back to the top ### Port Types
| RJ-45 port
| Internal port
| USB console port
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