Zhone ETHX-DS3-1-LT Installation Instructions Manual page 11

Table 2. LEDs (2 of 2)
LED State
DS3 Flashing
Connections Green*
LINK/ACT
Solid Green
(Ports 1 or
1&2)
Solid
Amber
Pulsing
Amber
DS3 Flashing
Connections Amber
Tx (Ports 1
Not
or 1&2)
Illuminated
DS3 Flashing
Connections Amber
Rx (Ports 1
Not
or 1&2))
Illuminated
Power Solid Green
* A pulsing LED blinks steadily at a rate of once per second. A flashing LED blinks at a
more rapid, less constant rate.
Indication
DS3 connection is
established and active
DS3 link
Remote Alarm
Indication (RAI). The
outgoing connection
from the unit has been
lost; no data is being
transmitted.
Alarm Indication Signal
(AIS). An indirect
connection has been
lost; the unit may no
longer be receiving
data from its partner
network extender.
Data is being
transmitted
No data is being
transmitted.
Data is being received.
No data is being
received.
The unit is powered
11
Additional Information
Traffic is flowing.
A connection exists but there
is indication of a problem with
the DS3 line.
Yellow alarm. The unit's
partner network extender has
lost its incoming connection
and has LOS.
Blue alarm. The unit's partner
network extender has lost a
connection with an
intermediate device and has
LOS or RAI.
.
If the Power LED is not
illuminated, it is unlikely that
the network extender is
receiving power and therefore
none of the LEDs will be
illuminated