Nortel Networks Circuit Card - Manual (Page 709)

Page 709 of 906
Circuit Card Description and Installation
720
NTAK09 1.5 Mb DTI/PRI card
Contents
This section contains information on the following topics:
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 709
Physical description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 710
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 714
Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 715
Introduction
The NTAK09 1.5 Mb DTI/PRI digital trunk card is a standard-size IPE circuit
card.
The NTAK09 provides 1.5Mb ISDN primary rate interface and digital trunk
interface capability. The NTAK09 can be equipped with two daughterboards:
the NTAK20 clock controller and the NTAK93/NTBK51 D-channel handler
interface.
You can install this card in slots 1 through 4 in the MG 1000S. The card is not
supported in the MG 1000S Expansion. Up to four digital trunk cards are
supported in each MG 1000S.
In North America, the NTAK09 can be replaced by the NTRB21 – TMDI
(DTI/PRI/DCH) card, which is described in “NTRB21 DTI/PRI/DCH TMDI
card” on
page 825 .
Contact your system supplier or your Nortel representative to verify that this
card is supported in your area.