Understanding led indicators – NetComm NP2500 User Manual
NP2500 24-Port 10/100 PoE + 2-Port 10/100/1000 WebSMART Switch User Guide
UNDERSTANDING LED INDICATORS
The front panel LEDs provides instant status feedback, and helps monitor and troubleshoot when needed.
Figure 7. LED indicators of the Switch
When the Power LED lights on, the Switch is receiving power.
When the Power turns off or the power cord has improper connection.
When the system power resource remain <=15.4W (the system power
consumption >= 155W), the LED will be lights on, the system will not
provide power to the additional POE PD inserted.
When the system has enough power more then 15.4W (the system
power consumption <155W).
When the CPU is working, the CPU LED is blinking.
The CPU is not working.
Fast Ethernet PoE Port Status LEDs (Port 1 ~ 24)
When the Link/ACT LED lights on, the respective port is successfully con-
nected to an Ethernet network.
When the Link/ACT LED is blinking, the port is transmitting or receiving
data on the Ethernet network.
There is no link.
When the 100Mbps LED lights on, the respective port is connected to a
100Mbps Fast Ethernet network.
When the respective port is connected to a 10Mbps Ethernet network.
When the PoE powered device (PD) was connected and the port supplies