............................................................................................................................................................................................................................................................

Note:

on the OLIU, make the connections at the LGX equipment in order to verify correct

installation and labeling of the fibers.

LBOs are installed on the OLIU faceplate IN port.

Identify the function groups that contain an OC-12 OLIU circuit pack and fully insert the

OLIU into the shelf.

Requirement: After a few moments, the ACTIVE LED should be lit on the OC-12

OLIU.

Insert a 15-dB LC-type LBO into the top IN connector (Port 1) of the OC-12 OLIU. See

Appendix B, "Installing fiber connectors and

Connect the fibers labeled IN and OUT from the LGX to the OLIU (Port 1).

Connect the Port 1 IN connector to the Port 1 OUT connector (at the LGX) of the OC-12

OLIU, using an optical fiber jumper cable. See

fiber cleaning instructions.

Requirement: The FAULT LED on the OC-12 OLIU will begin flashing and the MN

and NE LEDs should be lit on the SYSCTL circuit pack.

After approximately 20 seconds the flashing FAULT LED should extinguish on the OC1-2

OLIU and the FAULT, MJ and NE LEDs should be lit on the SYSCTL circuit pack.

Remove the optical fiber jumper from the OC-12 OLIU (at the LGX).

Result:

and NE LEDs should be lit on the SYSCTL circuit pack.

From the system view click Alarm List to verify that the circuit pack alarm is associated

with the optical port being tested.

Select Configuration > Update System... > Update All.

Requirement: The flashing FAULT LED should extinguish on the OC-12 OLIU.

There should be no alarm indications on the Alcatel-Lucent 1665 DMX shelf.

6 - 4 0

When reference is made to optical fiber loopback connections to IN and OUT

The FAULT LED should begin flashing on the OC-12 OLIU and only the MN

LBOs".

Appendix A, "Fiber cleaning"

Alcatel-Lucent 1665 DMX R9.0

OC-12 (low-speed) testing

for proper

365-372-304R9.0 Issue 2

July 2010

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Alcatel-Lucent 1665 Installation Manual page 250

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