AT-FS750/24POE Fast Ethernet Smart Switch Installation Guide
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Table 5. Uplink Combo Port LEDs
LED State Description
L/A Green A valid link has been established on the port.
Blinking
Green
The port is transmitting or receiving data.
Off No link is established on the port.
SPD Green A valid 1000 Mbps link is established
between the uplink port and the end node.
Amber A valid 100 Mbps link is established between
the uplink port and the end node.
Off A valid 10 Mbps link is established between
the uplink port and the end node.