GAI-Tronics XCP0030A Telco Interface Kit User Manual
Page 4
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Pub. 43003-014B
Model XCP0030A Telco Interface Kit
Page: 4 of 4
11/02
Telco Interface Pin Connectors
Pair # (Pin #)
Pin Function (Pin #)
(for dc pos, neg)
Pair # (Pin #)
Pin Function (Pin #)
(for dc pos, neg)
1 (1, 26)
TX 1 (14, 15)
13 (13, 38)
TX 7 (8, 9)
2 (2, 27)
RX 1 (1, 2)
14 (14, 39)
RX 7 (10, 11)
3 (3, 28)
TX 2 (3, 4)
15 (15, 40)
TX 8 (12, 13)
4 (4, 29)
RX 2 (5, 6)
16 (16, 41)
RX 8 (24, 25)
5 (5, 30)
TX 3 (8, 9)
17 (17, 42)
TX 9 (14, 15)
6 (6, 31)
RX 3 (10, 11)
18 (18, 43)
RX 9 (1, 2)
7 (7, 32)
TX 4 (12, 13)
19 (19, 44)
TX 10 (3, 4)
8 (8, 33)
RX 4 (24, 25)
20 (20, 45)
RX 10 (5, 6)
9 (9, 34)
TX 5 (14, 15)
21 (21, 46)
TX 11 (8, 9)
10 (10, 35)
RX 5 (1, 2)
22 (22, 47)
RX 11 (10, 11)
11 (11, 36)
TX 6 (3, 4)
23 (23, 48)
TX 12 (12, 13)
12 (12, 37)
RX 6 (5, 6)
24 (24, 49)
RX 12 (24, 25)
Figure 4.
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