User's Manual

C
onfidential & Proprietary
5.4.2
OEU Power Cabling
The input power of OEU is DC
seen at the rear of OEU.
Terminal
Color of cable
-48V Blue color
NC Not
Connected
GND Black color
Before connecting the power terminal, you need to connect
probe with the GND terminal and then connect
Note that OEU
does not operate if the
power are not inserted into the accurate polarity.
5.4.3
OEU Optic Cabling
OEU is connected with upper ODU. With DOU inserted in it, the unit is
As OEU has a shelf with EWDM in it, the unit makes electronic
from ODU and makes optical
equipped with up to two DOUs. One DOU supports four o
be connected with ROU. With WDM in DOU, the unit can concurrently send/receive two pieces
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OEU Power Cabling
The input power of OEU is DC
-
48V. You need to connect DC cable with the Terminal Block
Color of cable
Description
Input range: -42 ~ -56Vdc
Connected
Before connecting the power terminal, you need to connect
“+”
terminal of Multi Voltage Meter
probe with the GND terminal and then connect
“–“ terminal with -
48V to see if
is measured. After the check, connect the power terminal through the terminal seen below.
does not operate if the
“+” terminal and the “–“
terminal of the
power are not inserted into the accurate polarity.
OEU Optic Cabling
OEU is connected with upper ODU. With DOU inserted in it, the unit is
connected with ROU.
As OEU has a shelf with EWDM in it, the unit makes electronic
-
optical conversion of TX signals
from ODU and makes optical
-
electronic conversion of RX signals. In addition, OEU can be
equipped with up to two DOUs. One DOU supports four o
ptical ports and one optical port can
be connected with ROU. With WDM in DOU, the unit can concurrently send/receive two pieces
48V. You need to connect DC cable with the Terminal Block
Remark
terminal of Multi Voltage Meter
48V to see if
-48Vdc” voltage
is measured. After the check, connect the power terminal through the terminal seen below.
terminal of the
-48V
connected with ROU.
optical conversion of TX signals
electronic conversion of RX signals. In addition, OEU can be
ptical ports and one optical port can
be connected with ROU. With WDM in DOU, the unit can concurrently send/receive two pieces

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