Solid yellow
Temperature warning.
Check the working environment of the switch
immediately.
Solid red
The switch is faulty.
For details, see the section “Troubleshooting
Common Faults”.
Off
There is no expansion module or the expansion
module is not correctly installed.
Expansion module
status LED
M1/M2
Solid green
The expansion module is correctly installed.
Off
The power module is not in place.
Solid red
The power module is in place but the AC power
cord or switch is abnormal.
Power module status
LED
PWR1/PWR2
Solid green
The power supply is operational.
Solid green
Indicates the switching state.
PoE status LED
PoE
Solid yellow
Indicates the PoE state.
Off
The port is not connected.
Solid green
The port is connected at 1000 Mbps.
Blinking green
The port is receiving or transmitting traffic at 1000
Mbps.
Solid yellow
The port is connected at 10/100 Mbps.
1000Mbps RJ-45 port
status LED
1-24
Blinking yellow
The port is receiving or transmitting traffic at
10/100 Mbps.
Off
PoE is not enabled.
Solid green
PoE is enabled. The port is operational.
RJ45 port PoE status
LED
1-24
Solid yellow
The port has a PoE fault of overload.
