Nortel Networks NN43001-301 manual Connect the cables

Models: NN43001-301

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Install DTI hardware 221

Table 78

NTAK09 switch settings

Distance to digital

1

2

3

4

crossconnect

DCH F/W

(LEN 0)

(LEN 1)

(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

 

 

 

 

 

Connect the cables

For Small Systems, connect the NTBK04 cable to the 50-pin amphenol connector below the card slot in which the NTAK09 circuit card is installed. Connect the other end of the cable to the CSU or DSX-1 cross connect.

The NTBK04 is twenty feet long. If additional distance is required, the NT8D97AX 50-foot extension is available up to a 600-foot maximum. The only cable required to support the NTAK09 circuit card is the NTBK04.

Pinout information on the NTBK04 cable is given in Table 79 "DS-1 line interface pinout for NTBK04 cable" (page 221).

Table 79

DS-1 line interface pinout for NTBK04 cable

From 50-pin

to DB-15

Signal

Description

MDF connector

 

name

 

 

 

 

 

pin 48

pin 1

T

transmit tip to network

 

 

 

 

pin 23

pin 9

R

transmit ring to

 

 

 

network

 

 

 

 

pin 25

pin 2

FGND

frame ground

 

 

 

 

pin 49

pin 3

T1

receive tip from

 

 

 

network

 

 

 

 

pin 24

pin 11

R1

receive ring from

 

 

 

network

 

 

 

 

Nortel Communication Server 1000

ISDN Primary Rate Interface Installation and Commissioning

NN43001-301 02.03 Standard

Release 5.5 7 December 2007

Copyright © 2003-2007, Nortel Networks

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Nortel Networks NN43001-301 manual Connect the cables, NTAK09 switch settings Distance to digital Crossconnect