Nortel Networks 1000E - Manual (Page 312)

Page 312 of 466 Installing and cross-connecting a trunk card
NN43041-310 Standard 01.11 October 2008
Note: The speech pairs on the NT5K19 card are polarity-insensitive.
The E&M signaling pairs, however, are polarity-sensitive. Make sure the
ground side of the trunk is connected to the A leg of the NT5K19 circuit.
Make sure the -50 Volt side of the trunk is connected to the B leg.
Table 38
NT5K19 2W paging mode terminations
Pair Pins Pair color Unit
T0
R0 27
2 W-O
O-W
0
A
PG 29
4 W-BR
BR-W
T1
R1 31
6 R-BL
BL-R
1
A
PG 33
8 R-G
G-R
T2
R2 35
10 R-S
S-R
2
A
PG 37
12 BK-O
O-BK
T3
R3 39
14 BK-BR
BR-BK
3
A
PG 41
16 Y-BL
BL-Y
Table 39
NT5K19 2W Type 1 mode terminations (Part 1 of 2)
Pair Pins Pair color Unit
T0
R0 27
2 W-O
O-W
0
E
M 28
3 W-G
G-W