Allied Telesis CentreCOM FS980M Series Quick Installation Manual page 24

Solid amber
Flashing amber
Off
Duplex Mode LEDs
Solid Green
Off
SFP Port LEDs
Each SFP port has one LED.
SFP Port LEDs
Solid
Green
Flashing
Green
Solid
amber
Flashing
amber
24
The port has established a link at 10 or
100Mbps.
The port is receiving or transmitting frames at
10 or 100Mbps.
Possible causes of this state are listed here:
- The port has not established a link with
another network device.
- The LEDs are turned off. To turn on the
LEDs, use the eco-friendly button.
The port is operating in full-duplex mode.
The port is operating in half-duplex mode or
the LEDS are turned off.
The port has established a link to a network device at
1000Mbps.
The port is receiving or transmitting frames at
1000Mbps.
The port has established a link to a network device at
100Mbps.
The port is receiving or transmitting frames at
100Mbps.
CentreCOM FS980M Series Quick Installation Guide
SFP Port LED