Installation & Safety Guide
15
Link and Mode LEDs for the AT-8624PoE switch
LED
State
Description
L/A Status
(Top LED)
Off
There is no link between the port
and the end-node.
Green
The port is operating at 100 Mbps.
Flashing Green
There is activity on the port. It is
transmitting and/or receiving data
at 100 Mbps.
Red
The port is operating at 10 Mbps.
Flashing Red
There is activity on the port. It is
transmitting and/or receiving data
at 10 Mbps.
Mode LEDs
(Bottom LED)
Off
Either DC Mode or PoE Mode.
D/C Mode
Off
There is no link between the port
and the end-node.
Green
The port is operating in full duplex
mode.
Red
The port is operating in half-duplex
mode.
Flashing Red
The port is operating in half-duplex
mode and data collisions are
occurring on the port.
PoE Mode
Off
There is no powered device
detected.
Green
The end-node is a powered device
and the port is providing power to
it.
Red
The port is experiencing a problem
providing PoE to the end-node.
Flashing Red
The port is connected to a
powered device but providing
power to it would exceed the
maximum PoE power budget of the
switch.
