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

Page 137
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Nortel Networks NN43001-301 manual Trunk 1 switches for NT5D97AD, Ring ground switches for NT5D97AD