Appendix B
Transceivers, Module Connectors, and Cable Specifications
RJ-21 Connector (WS-X6624-FXS Only)
The pinout for the RJ-21 connector on the 24-port WS-X6624-FXS analog interface module is shown in
Table
Table B-24
Port
Number
1
2
3
4
5
6
7
8
9
10
11
12
—
OL-5781-08
B-24.
RJ-21 Connector Pinout (WS-X6224-FXS Analog Interface Module Only)
Connector Pin
Number
Signal
1
Ring
26
Tip
2
Ring
27
Tip
3
Ring
28
Tip
4
Ring
29
Tip
5
Ring
30
Tip
6
Ring
31
Tip
7
Ring
32
Tip
8
Ring
33
Tip
9
Ring
34
Tip
10
Ring
35
Tip
11
Ring
36
Tip
12
Ring
37
Tip
—
—
Port
Connector Pin
Number
Number
13
13
38
14
14
39
15
15
40
16
16
41
17
17
42
18
18
43
19
19
44
20
20
45
21
21
46
22
22
47
23
23
48
24
24
49
—
25, 50, 51, 52
Catalyst 6500 Series Switches Installation Guide
Module Connectors
Signal
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
Ring
Tip
GND
B-27