ADTRAN 1248 - Manual (Page 40)

Total Access 1248 Octal T1 IMA DSLAM with Modem Installation and Maintenance Practice
3-16 61179641AL4-5B
Table 3-5. POTS and ADSL+POTS Cable Pin Assignments for Left-most Connectors
Pair # Pins R.T. Pair # Pins R.T.
1 1, 26 13 13, 38
2 2, 27 14 14, 39
3 3, 28 15 15, 40
4 4, 29 16 16, 41
5 5, 30 17 17, 42
6 6, 31 18 18, 43
7 7, 32 19 19, 44
8 8, 33 20 20, 45
9 9, 34 21 21, 46
10 10, 35 22 22, 47
11 11, 36 23 23, 48
12 12, 37 24 24, 49
25 25, 50 Not used
Table 3-6. POTS and ADSL+POTS Cable Pin Assignments for Right-most Connectors
Pair # Pins R.T. Pair # Pins R.T.
26 1, 26 38 13, 38
27 2, 27 39 14, 39
28 3, 28 40 15, 40
29 4, 29 41 16, 41
30 5, 30 42 17, 42
31 6, 31 43 18, 43
32 7, 32 44 19, 44
33 8, 33 45 20, 45
34 9, 34 46 21, 46
35 10, 35 47 22, 47
36 11, 36 48 23, 48
37 12, 37 49 24, 49
50 25, 50 Not used