2
P
P
a
a
n
n
e
e
l
l
E
E
x
x
p
p
l
l
a
a
n
n
a
a
t
t
i
i
o
o
n
n
LED
Status Explanation
On (Red)
An alert for system failure due to overheating
or wrong voltage.
Monitor
Off
The device is in normal condition and running
normally.
Blinking
(Green)
The power is over (>) 80% watts PoE power
budget.
Alert
(for P2280x)
Off
The power is under (<) 80% watts PoE power
budget.
On (Green)
The switch finishes system booting and the
system is ready.
Blinking
(Green)
The switch is powered on and starts system
booting.
SYS
Off
The power is off or the system is not ready /
malfunctioning.
On (Green)
The device is powered on and running
normally.
PWR
Off The device is not ready or is failed.
On (Green)
The port is supplied with PoE power.
Port 1 ~ 24
(PoE, for P2280x)
Off No PoE power is supplied on the port.
On (Green)
The device is connected with 1000Mbps.
On
(Amber)
The device is connected with 10/100Mbps.
Blinking The system is sending or receiving data
through the port.
Port 1 ~ 24
(GbE RJ45)
Off The port is disconnected or the link is failed.
Port 25 ~ 28
On (Green)
The device is connected with 1000Mbps.
Port 25 to 28
(SFP+)
Port 1 to 24 (GbE RJ45)
Port 1 to 24 (PoE)
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