Nortel Circuit Card 311 Reference page 349

Table 156
Trunk 1 switches
Switch
S7
S10
S13, S14 & S15
S11
Ring ground switches for NT5D97AD Switch S16 selects which ring
lines connect to ground. When set to ON, the ring line is grounded.
Table 157
Ring ground switch for NT5D97AD
Switch
S16_1
S16_2
S16_3
S16_4
DCH Address select switch for NTBK51AA daughterboard for NT5D97AD
Switch S9 selects the NTBK51AA DCH daughter card address.
Switch S8 is not used when the NTBK51AA daughter card is used. S8_1-10
can be set to OFF position.
Table 158
NTBK51AA DCH switches for NT5D97AD
Switch number
S9_1-4
S9_5-8
S9_9
S9_10
Copyright © 2003-2008, Nortel Networks
.
Function
General Purpose...See
switches for NT5D97AD" (page 348)
TX Mode...See
NT5D97AD" (page 348)
LBO...See Table 154 "LBO switches for NT5D97AD"
(page 348)
RX Impedance...See
switches for NT5D97AD" (page 348)
Line
Trunk 0 Transmit
Trunk 0 Receive
Trunk 1 Transmit
Trunk 1 Receive
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311 01.04 Standard
Release 5.0 23 May 2008
Functional description 349
Table 152 "General purpose
Table 153 "TX mode switches for
Table 155 "Receiver interface
Function
DCH daughter card address
Set to OFF
Set to ON (NTBK51AA Mode)
Set to ON (NTBK51AA Mode)