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

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 1665 DMX shelf.

Remove the 15-dB LBO from the OC-12 OLIU (Port 2).

Replace all protective dust covers on the OC-12 OLIU connectors, that were removed to

perform this procedure.

Repeat this entire procedure for each OC-12 OLIU in the 1665 DMX shelf.

Check off the appropriate box in

N D

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

OC-12 facility loopback testing

Facility Loopback testing allows the installer to verify cabling to the OC-12 equipment.

This test is only required if the 1665 DMX shelf is connected to OC-12 equipment. If the

shelf is NOT connected to OC-12 equipment, skip this section and continue to the section

OC-48 low-speed testing procedure (p.

Important!

are necessary for the testing.

The Function Unit slot under test must contain a OC-12 (LNW46) circuit pack in order to

perform this test.

Log on to the 1665 DMX shelf using the CIT software as described in the

"Software download and circuit pack

(p.

3-9).

Select Configuration -> Cross-Connections...

365-372-304R7.1

Issue 1, November 2007

T E P S

An optical test set with the capability to transmit OC-12 SONET levels

Appendix E, "Installation

4-52).

installation",

"Use of WaveStar

OC-12 (low-speed) testing

checklist".

Chapter 3,

CIT software"

4 - 4 9

Table of Contents

Alcatel-Lucent 1665 Installation Manual page 237

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