Nortel Networks 553-3001-211 manual TDS/DTR card, Contents

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The TDS/DTR card

Contents

This section contains information on the following topics:

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 873

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 874

Introduction

The TDS/DTR card function was incorporated into the NTDK20 SSC.

However, it is still supported on the system.

The TDS/DTR functionality is also incorporated into the NTDK97 MSC card used with Chassis system. The TDS/DTR is not required in a 2 chassis Chassis system.

You can install this card in slots 1 through 9 in the main cabinet. The card is not supported in the expansion cabinets.

it must be manually programmed in LD 13 (for DTR) and LD 17 (for TDS and TTY).

The TDS/DTR card provides:

•30 channels of Tone and Digit Switch

•Two Serial Data Interface ports

•8 tone detection circuits configured as Digitone Receivers

Circuit Card Description and Installation