AT-FS750/16 and AT-FS750/24 Fast Ethernet Smart Switches Installation Guide
17
Table 4 describes the LEDs for the uplink combo ports.
LINK/ACT 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.
Table 4. Uplink Combo Port LEDs
LED
State
Description
1000M
Green
A valid 1000 Mbps link is established
between the uplink port and the end node.
Off
a
a. When both the 1000M and the 100M LEDs are Off, and the LINK/ACT LED is Green, a valid 10 Mbps link is established between
the uplink port and the end node.
No 1000 Mbps link is established on the
uplink port.
100M
Green
A valid 100 Mbps link is established between
the uplink port and the end node.
Off
a
No 100 Mbps link is established on the uplink
port.
LINK/ACT Green
a
A valid link is established on the uplink port.
Blinking
Green
The uplink port is transmitting or receiving
data.
Off
No link is established on the port.
Table 3. 10/100Base-T Port LEDs (Continued)
LED
State
Description