LevelOne IFE-0502 - Manual (Page 8)

LED Indicators
The diagnostic LEDs located on the front panel of the industrial switch provide
real-time information of system and optional status. The following table provides the
description of the LED status and their meanings for the switch.
LED Color Description
On Power input 1 is active
P1 Green
Off Power input 1 is inactive
On Power input 2 is active
P2 Green
Off Power input 2 is inactive
On Power input 1 or 2 has failed
Fault Red
Off
Power input 1 and 2 are both functional,
or no power inputs
On
The port is supplying power to the
powered-device
FWD
(1 ~ 4)
Green
Off
No powered-device attached or power
supplying fails
On Connected to network
Flashing Networking is active
5 LNK/ACT
(fiber port)
Green
Off Not connected to network
On Connected to network
Flashing Networking is active
Green
(Upper LED)
Off Not connected to network
On Full-duplex link
Flashing Collision occurs
1 ~ 4
(RJ-45)
Yellow
(Lower LED)
Off Half-duplex link or link down
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