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LED Indicators
Figure 2-2. LED Indicators
There are two LED-Indicators (LNK/ACT, FDX/COL) for each Fiber port,
one LED-Indicator (LNK/ACT) for the GBIC port and one LED-Indicator
for power. The following table provides descriptions of the LED statuses
and meaning. They provide a real-time indication of systematic
operation status.
LED Status Color Description
Power On Green Power On
On Green
The port is successfully connecting with
a device.
Blinks Green
The port is receiving or transmitting
data.
LNK /
ACT
Off No device attached.
On Orange
The port is operating in full-duplex
mode and device is attached.
Blinks Orange
Collision of Packets is occurring on the
port.
FDX /
COL
Off
Half-duplex mode or no device
attached.
Table 2-1. The description of LED Indicators