FXS/FXO ports
55
SmartNode 4300 Series User Manual
C
• Port Pin-outs
FXS/FXO ports
The FXS/FXO ports are accessed through a 64-pin RJ-21X connector (see table 10 for pin-outs) or through a
50-pin RJ-21X connector (see Table 11 on page 57 for pin-outs) located on the rear panel of the
IpChannel Bank.
Table 10. Band marked wiring key for the 64-pin RJ-21X connector
Tip & Ring
Pair Number
64 Pin
Positions
Tip 1
Pair 1
33
Ring 1
1
Tip 2
Pair 2
34
Ring 2
2
Tip 3
Pair 3
35
Ring 3
3
Tip 4
Pair 4
36
Ring 4
4
Tip 5
Pair 5
37
Ring 5
5
Tip 6
Pair 6
38
Ring 6
6
Tip 7
Pair 7
39
Ring 7
7
Tip 8
Pair 8
40
Ring 8
8
Tip 9
Pair 9
41
Ring 9
9
Tip 10
Pair 10
42
Ring 10
10
Tip 11
Pair 11
43
Ring 11
11
Tip 12
Pair 12
44
Ring 12
12
Tip 13
Pair 13
45
Ring 13
13
Tip 14
Pair 14
46
Ring 14
14
Tip 15
Pair 15
47
Ring 15
15
Tip 16
Pair 16
48
Ring 16
16
