Page 310 of 466 Installing and cross-connecting a trunk card
NN43041-310 Standard 01.11 October 2008
Note: The connections on the NT5K18 Exchange Line Trunk card are
polarity-sensitive. Make sure the ground side of the trunk is connected to
the A leg of the NT5K18 circuit. Make sure the -50 Volt side of the trunk
is connected to the B leg of the NT5K18 circuit.
39
14
BK-BR
BR-BK
T7
R7
40
15
BK-S
S-BK 7
41
16
Y- B L
BL-Y
Table 37
NT5K18 Exchange line trunk card cross-connect terminations
(Part 1 of 2)
Pair Pins Pair color Unit
T0
R0
26
1
W-BL
BL-W 0
27
2
W-O
O-W
T1
R1
28
3
W-G
G-W 1
29
4
W-BR
BR-W
T2
R2
30
5
W-S
S-W 2
31
6
R-BL
BL-R
Table 36
NT5K17 Direct Inward Dial card terminations (Part 2 of 2)
Pair Pins Pair color Unit