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A-7
Cisco VG224 Voice Gateway Hardware Installation Guide
OL-5006-04
Appendix A Cable Specifications and Information
Analog Voice Multiport Pinouts (RJ-21X/CA21A)
Analog Voice Multiport Pinouts (RJ-21X/CA21A)
Figure A-6 shows the RJ-21 connector wiring for the cable used for the multiport analog voice interface.
Figure A-6 RJ-21 Connector Wiring
Table A-6 lists the pinouts for the RJ-21 connector.
36484
RJ-21 cable RJ-21 connector
125
5026
Ta b l e A-6 RJ-21 Connector Pinouts
Port
Number
Connector Pin
Number
Signal
Port
Number
Connector Pin
Number
Signal
1 1
26
Ring
Tip
13 13
38
Ring
Tip
2 2
27
Ring
Tip
14 14
39
Ring
Tip
3 3
28
Ring
Tip
15 15
40
Ring
Tip
4 4
29
Ring
Tip
16 16
41
Ring
Tip
5 5
30
Ring
Tip
17 17
42
Ring
Tip
6 6
31
Ring
Tip
18 18
43
Ring
Tip
7 7
32
Ring
Tip
19 19
44
Ring
Tip
8 8
33
Ring
Tip
20 20
45
Ring
Tip
9 9
34
Ring
Tip
21 21
46
Ring
Tip
10 10
35
Ring
Tip
22 22
47
Ring
Tip
11 11
36
Ring
Tip
23 23
48
Ring
Tip