Allied Telesis AT-FS750/48 - Manual (Page 21)

AT-FS750/48 Fast Ethernet Smart Switch Installation Guide
21
SFP LEDs
Each SFP port, ports 51 and 52, has one LED as shown in Figure 5 and
described in Table 5 on page 21.
Figure 5. SFP LED
Table 4. 10/100/1000Base-T 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.
1030
LINK
1000M
ACT
10M 100M
PORT ACTIVITY
100M 10M
Table 5. SFP LED
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.