Jack
Pin
Telco
RX
Signal Name
Board Pins
Jack Pin
Telco
TX
Signal Name
Board PIns
Line
Board
Connector
4
35
RX_RING_P18
62
1
35
TX_RING_P18
44
Line 18
5
10
RX_TIP_P18
28
2
10
TX_TIP_P18
10
4
34
RX_RING_P19
61
1
34
TX_RING_P19
43
Line 19
5
9
RX_TIP_P19
27
2
9
TX_TIP_P19
9
4
41
RX_RING_P20
68
1
41
TX_RING_P20
50
Line 20
5
16
RX_TIP_P20
34
2
16
TX_TIP_P20
16
4
40
RX_RING_P21
67
1
40
TX_RING_P21
49
Line 21
5
15
RX_TIP_P21
33
2
15
TX_TIP_P21
15
4
37
RX_RING_P22
64
1
37
TX_RING_P22
46
Line 22
5
12
RX_TIP_P22
30
2
12
TX_TIP_P22
12
4
36
RX_RING_P23
63
1
36
TX_RING_P23
45
Line 23
5
11
RX_TIP_P23
29
2
11
TX_TIP_P23
11
4
31
RX_RING_P24
58
1
31
TX_RING_P24
40
Line 24
5
6
RX_TIP_P24
24
2
6
TX_TIP_P24
6
4
30
RX_RING_P25
57
1
30
TX_RING_P25
39
Line 25
5
5
RX_TIP_P25
23
2
5
TX_TIP_P25
5
4
27
RX_RING_P26
54
1
27
TX_RING_P26
36
Line 26
5
2
RX_TIP_P26
20
2
2
TX_TIP_P26
2
4
26
RX_RING_P27
53
1
26
TX_RING_P27
35
Line 27
5
1
RX_TIP_P27
19
2
1
TX_TIP_P27
1
4
33
RX_RING_P28
60
1
33
TX_RING_P28
42
Line 28
5
8
RX_TIP_P28
26
2
8
TX_TIP_P28
8
4
32
RX_RING_P29
59
1
32
TX_RING_P29
41
Line 29
5
7
RX_TIP_P29
25
2
7
TX_TIP_P29
7
4
29
RX_RING_P30
56
1
29
TX_RING_P30
38
Line 30
5
4
RX_TIP_P30
22
2
4
TX_TIP_P30
4
Cisco ASR 907 Router Hardware Installation Guide
164
Troubleshooting
32 T1/E1 Interface Module Pinout