SmartNode 4740 Series (16–32 Ports) User Manual
Connector B (ports 0/24–0/31) (see
Table 12. Band Marked Color Code for RJ21 connector B (ports 0/24–0/31 )
Wire/Color Code
Main Color
White
Blue
White
Orange
White
Green
White
Brown
White
Slate
Red
Blue
Red
Orange
Red
Green
FXS port
figure 22
and
25
50
Figure 22. RJ21 connector 0/24–0/31
Stripe
Blue
White
Orange
White
Green
White
Brown
White
Slate
White
Blue
Red
Orange
Red
Green
Red
table
12).
Tip and Ring
Pair Number
Tip 1
Pair 1
Ring 1
Tip 2
Pair 2
Ring 2
Tip 3
Pair 3
Ring 3
Tip 4
Pair 4
Ring 4
Tip 5
Pair 5
Ring 5
Tip 6
Pair 6
Ring 6
Tip 7
Pair 7
Ring 7
Tip 8
Pair 8
Ring 8
D • Port pin-outs
1
26
50 Pin Positions
26
1
27
2
28
3
29
4
30
5
31
6
32
7
33
8
59