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Cisco ASR 903 Router Hardware Installation Guide
OL-25178-04
Chapter 5 Troubleshooting
Pinouts
T1/E1 Port Pinout
Table 5-6 summarizes the pinouts of the cable (Tyco part number 2163442-1, Cisco part number
72-5184-01) used to connect the T1/E1 interface module to the rear of the patch panel.
Table 5-6 T1/E1 Interface Pinouts
Line
Board
Pins Signal Name
Telco
TX Jack Pin
Board
Pins Signal Name Telco RX Jack Pin
Line 0 51 TX_RING_P12 26 1 55 RX_RING_P12 26 4
1 TX_TIP_P12 1 2 5 RX_TIP_P12 1 5
Line 1 52 TX_RING_P11 27 1 56 RX_RING_P11 27 4
2 TX_TIP_P11 2 2 6 RX_TIP_P11 2 5
Line 2 61 TX_RING_P16 28 1 57 RX_RING_P16 28 4
11 TX_TIP_P16 3 2 7 RX_TIP_P16 3 5
Line 3 62 TX_RING_P15 29 1 58 RX_RING_P15 29 4
12 TX_TIP_P15 4 2 8 RX_TIP_P15 4 5
Line 4 63 TX_RING_P10 30 1 67 RX_RING_P10 30 4
13 TX_TIP_P10 5 2 17 RX_TIP_P10 5 5
Line 5 64 TX_RING_P9 31 1 68 RX_RING_P9 31 4
14 TX_TIP_P9 6 2 18 RX_TIP_P9 6 5
Line 6 73 TX_RING_P14 32 1 69 RX_RING_P14 32 4
23 TX_TIP_P14 7 2 19 RX_TIP_P14 7 5
Line 7 74 TX_RING_P13 33 1 70 RX_RING_P13 33 4
24 TX_TIP_P13 8 2 20 RX_TIP_P13 8 5
Line 8 75 TX_RING_P4 34 1 79 RX_RING_P4 34 4
25 TX_TIP_P4 9 2 29 RX_TIP_P4 9 5
Line 9 76 TX_RING_P3 35 1 80 RX_RING_P3 35 4
26 TX_TIP_P3 10 2 30 RX_TIP_P3 10 5
Line 10 85 TX_RING_P8 36 1 81 RX_RING_P8 36 4
35 TX_TIP_P8 11 2 31 RX_TIP_P8 11 5
Line 11 86 TX_RING_P7 37 1 82 RX_RING_P7 37 4
36 TX_TIP_P7 12 2 32 RX_TIP_P7 12 5
Line 12 87 TX_RING_P2 38 1 91 RX_RING_P2 38 4
37 TX_TIP_P2 13 2 41 RX_TIP_P2 13 5
Line 13 88 TX_RING_P1 39 1 92 RX_RING_P1 39 4
38 TX_TIP_P1 14 2 42 RX_TIP_P1 14 5
Line 14 99 TX_RING_P6 40 1 93 RX_RING_P6 40 4
49 TX_TIP_P6 15 2 43 RX_TIP_P6 15 5