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Table 49 receiver interface switches for nt5d97ad, Table 50 trunk 1 switches, Table 51 ring ground switch for nt5d97ad – Nortel Networks NN43001-301 User Manual

Page 137: Table 50 "trunk, Table 49 "receiver interface

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NT5D97AD DIP switch settings

137

Table 49
Receiver interface switches for NT5D97AD

Impedance

S6-1

S6-2

S6-3

S6-4

75 ohm

OFF

OFF

ON

OFF

120 ohm

OFF

OFF

OFF

ON

Trunk 1 switches for NT5D97AD

Table 50
Trunk 1 switches

Switch

Function

S7

General Purpose...See

Table 46 "General purpose

switches for NT5D97AD" (page 136)

S10

TX Mode...See

Table 47 "TX mode switches for NT5D97AD"

(page 136)

S13, S14 & S15

LBO...See

Table 48 "LBO switches for NT5D97AD" (page

136)

S11

RX Impedance...See

Table 49 "Receiver interface switches

for NT5D97AD" (page 137)

Ring ground switches for NT5D97AD

Switch S16 selects which ring lines connect to ground. When set to ON,
the ring line is grounded as shown in

Table 51 "Ring ground switch for

NT5D97AD" (page 137)

.

Table 51
Ring ground switch for NT5D97AD

Switch

Line

S16_1

Trunk 0 Transmit

S16_2

Trunk 0 Receive

S16_3

Trunk 1 Transmit

S16_4

Trunk 1 Receive

DCH Address select switch for NTBK51AA daughter board for
NT5D97AD

Switch S9 selects the NTBK51AA DCH daughterboard address.

Switch S8 is not used when the NTBK51AA daughterboard is used.
S8_1-10 can be set to OFF position as in

Table 52 "NTBK51AA DCH

switches for NT5D97AD" (page 138)

.

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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