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876 NTAK09 1.5 Mb DTI/PRI card
extend from the card to the DSX-1 or LD-1. Equalizers are switch selectable
through dip-switches. The settings are shown in Table 360 "NTAK09 switch
settings" (page 876).
Table 360
NTAK09 switch settings
Switch Setting
Distance to Digital Cross-Connect
1
DCH F/W
2
(LEN 0)
3
(LEN 1)
4
(LEN 2)
0 - 133 feet Off Off Off On
133 - 266 feet Off On On Off
266 - 399 feet Off Off On Off
399 - 533 feet Off On Off Off
533 - 655 feet Off Off Off Off
Receiver
The receiver extracts data and clock from an incoming data stream and
outputs clock and synchronized data. At worst case DSX-1 signal levels, the
line receiver operates correctly with up to 655 feet of ABAM cable between
the card and the external DS1 signal source.
The receiver extracts data and clock from an incoming data stream and
outputs clock and synchronized data. At worst case DSX-1 signal levels, the
line receiver operates correctly with up to 655 feet of ABAM cable between
the card and the external DS1 signal source.
The receiver extracts data and clock from an incoming data stream and
outputs clock and synchronized data. At worst case DSX-1 signal levels, the
line receiver operates correctly with up to 655 feet of ABAM cable between
the card and the external DS1 signal source.
Connector pinout
The connection to the external digital carrier is through a 15-position male
D-type connector. See Table 361 "DS-1 line interface pinout for NTBK04
cable" (page 876).
Table 361
DS-1 line interface pinout for NTBK04 cable
From 50-pin MDF
connector To DB-15 Signal name Description
pin 48 pin 1 T transmit tip to network
pin 23 pin 9 R transmit ring to network
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Copyright © 2003-2008, Nortel Networks
.