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Nortel Networks 311 User Manual

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NT5D97 Dual-port DTI2 PRI2 card
Trunk interface switches for NT5D97AD
Trunk 0 switches
Switch S12 gives the MPU information about its
environment.
Table 152
General purpose switches for NT5D97AD
Switch
Description
S9/S15 Switch Setting
S12_1
Impedance level
OFF - 120 ohm
ON - 75 ohm
S12_2
Spare
X
S12_3
Spare
X
S12_4
Unit mode
OFF - Unit operates in the DTI2 mode
ON - Unit operates in the PRI2 mode
Switch S2 selects the Transmission mode.
Table 153
TX mode switches for NT5D97AD
TX mode
S2
E1
OFF
Not used
ON
Switch S3, S4, and S5 select LBO function.
Table 154
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.
Table 155
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
Nortel Communication Server 1000
Circuit Card Reference
NN43001-311
01.04
Standard
Release 5.0
23 May 2008
Copyright © 2003-2008, Nortel Networks
.