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REQUIRED HEADEND CONNECTIONS FOR

DEPLOYMENTS WITH CORNING® OPTICAL

NETWORK EVOLUTION (ONE™) SOLUTION

IMPORTANT! Each HEU supports up to eight GX remotes.

The following additional elements are required (ordered

separately):

• Optical central hub(s) — OCH-4-WDM or OCH-8-WDM;

installed in 19-in communication rack with HEU

• Interface box — installed in 19-in communication rack

with HEU and OCH

• ERFCv2-OCH cable

• SC-450 – installed in 19-in communication rack with the

HEU and OCH

Notes:

Refer to the quick installation sheets provided

with the IFB, OCH, and SC-450 for instructions

on how to install the units.

Refer to Figure 1 for an example of where to

install the units in the communication rack in

order to facilitate the cable connections.

Step 1:

Refer to Figure 2 and connect the 9-pin

connector side of the ERFCv2-OCH cable to

an available HEU/IHU RIX port and secure the

connector in place.

Note:

Each ERFCv2 cable supports HEU-to-IFB UL/DL

connections for three service groups and one

10 MHz clock reference connection.

Step 2:

Connect a pair of the ERFCv2 cable UL/DL

QMA connectors to each of the three IFB

UL/DL service group input ports (i.e., SG1,

SG2, and SG3).

Step 3:

Connect the single ERFCv2 10 MHz cable

connector to the IFB 10 MHz port, located in

the middle of the front panel.

Step 4:

Perform Steps 1-2 above for second HEU if

installed (no need for 10 MHz clock reference

connection).

Corning Optical Communications

Figure 1. Example of Rack Configuration

Figure 2. HEU-to-IFB Connections

Quick Installation Sheet | CMA-600-AEN | Page 4