Avaya Nortel Communication Server 1000 Reference page 278

NT5D97 Dual-port DTI2 PRI2 card
Table 124: General purpose switches for NT5D97AD
Switch
S12_1
S12_2
S12_3
S12_4
Switch S2 selects the Transmission mode.
Table 125: TX mode switches for NT5D97AD
E1
Not used
Switch S3, S4, and S5 select LBO function.
Table 126: LBO switches for NT5D97AD
LBO setting
0dB
7.5dB
15dB
Switch S6 selects the Receiver interface.
Table 127: Receiver interface switches for NT5D97AD
Impedance
75 ohm
120 ohm
Trunk 1 switches for NT5D97AD
Table 128: Trunk 1 switches
Switch
S7
278 Circuit Card Reference
Description
Impedance level
Spare
Spare
Unit mode
TX mode
S3
OFF
ON
ON
S6-1
OFF OFF
OFF OFF
General Purpose...See
for NT5D97AD
Comments? infodev@avaya.com
S9/S15 Switch Setting
OFF - 120 ohm
ON - 75 ohm
X
X
OFF - Unit operates in the DTI2 mode
ON - Unit operates in the PRI2 mode
S4
OFF
ON
OFF
S6-2 S6-3
ON
OFF
Function
Table 124: General purpose switches
on page 278
S2
OFF
ON
S5
OFF
OFF
ON
S6-4
OFF
ON
July 2011