Nortel Networks Circuit Card 311 User Manual
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The TDS/DTR card
Contents
This section contains information on the following topics:
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
Features
Tone transmitter
The TDS/DTR tone transmitter provides 30 channels of tone transmission.
Up to 256 tones are available as u-Law or A-Law and up to 256 bursts and
cadences are downloaded from the CPU.
The TDS/DTR card does not provide the Music on Hold feature as do other
TDS cards. The music source must come from a standard trunk card.
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
01.04
Standard
Release 5.0
23 May 2008
Copyright © 2003-2008, Nortel Networks
.