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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 r ing 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
.