Off - 120 Ohm; Off Off - Nortel 1000 Installation And Commissioning Manual

136 NT5D97 Dual-port DTI2/PRI2 installation and removal
Trunk interface switches for NT5D97AD
Trunk 0 switches
Switch S12 gives the MPU information about its environment as shown in
Table 46 "General purpose switches for NT5D97AD" (page
Table 46
General purpose switches for NT5D97AD
Switch
S12_1
S12_2
S12_3
S12_4
Switch S2 selects the Transmission mode as shown in
switches for NT5D97AD" (page
Table 47
TX mode switches for NT5D97AD
TX mode
E1
Not used
Switch S3, S4, and S5 select LBO function as is
for NT5D97AD" (page
Table 48
LBO switches for NT5D97AD
0dB
7.5dB
15dB
Switch S6 selects the Receiver interface as in
switches for NT5D97AD" (page
Copyright © 2003-2007, Nortel Networks
.
Description
Impedance level
Spare
Spare
Unit mode
136).
LBO setting
OFF
ON
ON
Nortel Communication Server 1000
ISDN Primary Rate Interface Installation and Commissioning
NN43001-301 02.03 Standard
Release 5.5 7 December 2007
S9/S15 Switch Setting

OFF - 120 ohm

ON - 75 ohm
For future use
For future use
OFF - Unit operates in the DTI2 mode
ON - Unit operates in the PRI2 mode
136).
S2
OFF
ON
S3 S4
OFF
ON
OFF
Table 49 "Receiver interface
137).
136).
Table 47 "TX mode
Table 48 "LBO switches
S5
OFF
OFF
ON