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Chapter 13

Installing optional telephony equipment

This chapter tells you how to connect the optional ringer, page, and music telephony equipment to the media services card (MSC) connectors on the front of the BCM1000.

Auxiliary ringer

(customer supplied)

An auxiliary ringer is a customer-supplied piece of hardware that provides external ringing capability to telephones connected to the Business Communications Manager system, if the telephones are set to allow it.

To install this equipment, follow these steps:

1Use the installation instructions that came with the ringer hardware to install the auxiliary ringer.

2Connect the ringer generator miniature jack to the auxiliary ringer output on the MSC. Refer to Figure 65.

Figure 65 Auxiliary ringer jack

Auxiliary ringer jack

MSC faceplate

 

Ring

 

 

 

Tip

 

Sleeve

Auxiliary ringer

Tip:

Auxiliary relay output

 

Ring:

Auxiliary relay output

 

Sleeve: Ground

 

Warning: The auxiliary ringer must not be connected to exposed plant.

The ringer must not draw more than 50 mA from a 40 V DC source.

Auxiliary ringer programming

You can activate the auxiliary ringer by setting auxiliary ring for specific external lines and Business Communications Manager telephones. Refer to the Business Communications Manager Programming Operations Guide for programming details.

Installation and Maintenance Guide

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Nortel Networks BCM1000 manual Chapter Installing optional telephony equipment, Auxiliary ringer programming