Nortel Networks NN43001-301 - Manual (Page 136)

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 136) .
Table 46
General purpose switches for NT5D97AD
Switch Description S9/S15 Switch Setting
S12_1 Impedance level OFF - 120 ohm
ON - 75 ohm
S12_2 Spare For future use
S12_3 Spare For future use
S12_4 Unit mode OFF - Unit operates in the DTI2 mode
ON - Unit operates in the PRI2 mode
Switch S2 selects the Transmission mode as shown in Table 47 "TX mode
switches for NT5D97AD" (page 136) .
Table 47
TX mode switches for NT5D97AD
TX mode S2
E1 OFF
Not used ON
Switch S3, S4, and S5 select LBO function as is Table 48 "LBO switches
for NT5D97AD" (page 136) .
Table 48
LBO switches for NT5D97AD
LBO setting S3 S4 S5
0dB OFF OFF OFF
7.5dB ON ON OFF
15dB ON OFF ON
Switch S6 selects the Receiver interface as in Table 49 "Receiver interface
switches for NT5D97AD" (page 137) .
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
.