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Cisco ONS 15454 SDH Reference Manual, R5.0
April 2008
Chapter 3 Electrical Cards
3.11.1 FMEC E1-120PROA Connector Pinout
Use Table 3-13 to make the connection from the E-1 96-pin connector for Ports 22 to 42 to the external
balanced 120-ohm E-1 interfaces.
Table 3-12 E-1 Interface Pinouts on Ports 1 to 21
Pin No.
Signal
Name Pin No.
Signal
Name Pin No.
Signal
Name Pin No.
Signal
Name
1 TX 11 N 25 RX 11 N 49 TX 21 N 73 RX 21 N
2 TX 11 P 26 RX 11 P 50 TX 21 P 74 RX 21 P
3 TX 10 N 27 RX 10 N 51 TX 20 N 75 RX 20 N
4 TX 10 P 28 RX 10 P 52 TX 20 P 76 RX 20 P
5 TX 9 N 29 RX 9 N 53 TX 19 N 77 RX 19 N
6 TX 9 P 30 RX 9 P 54 TX 19 P 78 RX 19 P
7 TX 8 N 31 RX 8 N 55 TX 18 N 79 RX 18 N
8 TX 8 P 32 RX 8 P 56 TX 18 P 80 RX 18 P
9 TX 7 N 33 RX 7 N 57 TX 17 N 81 RX 17 N
10 TX 7 P 34 RX 7 P 58 TX 17 P 82 RX 17 P
11 TX 6 N 35 RX 6 N 59 TX 16 N 83 RX 16 N
12 TX 6 P 36 RX 6 P 60 TX 16 P 84 RX 16 P
13 TX 5 N 37 RX 5 N 61 TX 15 N 85 RX 15 N
14 TX 5 P 38 RX 5 P 62 TX 15 P 86 RX 15 P
15 TX 4 N 39 RX 4 N 63 TX 14 N 87 RX 14 N
16 TX 4 P 40 RX 4 P 64 TX 14 P 88 RX 14 P
17 TX 3 N 41 RX 3 N 65 TX 13 N 89 RX 13 N
18 TX 3 P 42 RX 3 P 66 TX 13 P 90 RX 13 P
19 TX 2 N 43 RX 2 N 67 TX 12 N 91 RX 12 N
20 TX 2 P 44 RX 2 P 68 TX 12 P 92 RX 12 P
21 TX 1 N 45 RX 1 N 69 NC 93 NC
22 TX 1 P 46 RX 1 P 70 NC 94 NC
23 NC 47 NC 71 NC 95 NC
24 NC 48 NC 72 NC 96 NC
Table 3-13 E-1 Interface Pinouts on Ports 22 to 42
Pin No.
Signal
Name Pin No.
Signal
Name Pin No.
Signal
Name Pin No.
Signal
Name
1 TX 32 N 25 RX 32 N 49 TX 42 N 73 RX 42 N
2 TX 32 P 26 RX 32 P 50 TX 42 P 74 RX 42 P
3 TX 31 N 27 RX 31 N 51 TX 41 N 75 RX 41 N
4 TX 31 P 28 RX 31 P 52 TX 41 P 76 RX 41 P
5 TX 30 N 29 RX 30 N 53 TX 40 N 77 RX 40 N