Nortel Communication Server 1000 Manual page 153

NT5D97AD Dual-port DTI2/PRI2 installation and removal 153
Table 78
Line build out switches
LBO setting S3
0 dB OFF
7.5 dB ON
15 dB ON
Factory setup of the switches is OFF, OFF, OFF (0 dB). Do not change the
setup of the switches.
Switch S6 selects the Receiver interface.
Table 79
Receiver interface switches
Impedance
S6-1
75
OFF
120 OFF
Factory setup of the switches is OFF, OFF, OFF, ON (120 ). Make the
setup of the switches 75 or 120
Table 80
Trunk 1 switches
Switch
S7
S10
S13, S14, S15
S11
Ring ground switches
Switch S16 selects, which Ring lines are connected to ground. When set
to ON, the Ring line is grounded.
Table 81
Ring ground switches
Switch
S16_1
S16_2
S16_3
S16_4
Factory setup of the switches is OFF, OFF, OFF, OFF. Ring lines are not
grounded.
Nortel Communication Server 1000
DASS2 Fundamentals
NN43001-571 04.01 4 June 2010
Copyright © 2007-2010 Nortel Networks. All Rights Reserved.
S4
OFF
ON
ON
S6-2 S6-3
OFF ON
OFF OFF
Function
General purpose
TX mode
LBO
RX impedance
S2 switch setting
Trunk 0 transmit
Trunk 0 Receive
Trunk 1 Transmit
Trunk 1 Receive
S5
OFF
ON
ON
S6-4
OFF
ON