1117
The TDS/DTR card
Contents This section contains information on the following topics:
"Introduction" (page 1117)
"Features" (page 1117)
IntroductionThe 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.
Youcan 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 (forTDS
and TTY).
The TDS/DTR card provides:
•30 channels of Toneand Digit Switch
•TwoSerial 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 availableas 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, Nor tel Networks
.