Cisco CATALYST 6509E 9 SLOT 15U CHASSIS NO POWER SUPPLY NO FAN TRAY Specification Guide
B-20
Catalyst 6500 Series Switches Installation Guide
OL-5781-04
Appendix B Transceivers, Module Connectors, and Cable Specifications
Module Connectors
Table B-12 RJ-21 Connector Pinout
Ethernet Port
No.
No.
Connector Pin
No.
No.
Signal
Connector Pin
No.
No.
Signal
1
1
2
2
RxD (–)
TxD (–)
TxD (–)
26
27
27
RxD (+)
TxD (+)
TxD (+)
2
3
4
4
RxD (–)
TxD (–)
TxD (–)
28
29
29
RxD (+)
TxD (+)
TxD (+)
3
5
6
6
RxD (–)
TxD (–)
TxD (–)
30
31
31
RxD (+)
TxD (+)
TxD (+)
4
7
8
8
RxD (–)
TxD (–)
TxD (–)
32
33
33
RxD (+)
TxD (+)
TxD (+)
5
9
10
10
RxD (–)
TxD (–)
TxD (–)
34
35
35
RxD (+)
TxD (+)
TxD (+)
6
11
12
12
RxD (–)
TxD (–)
TxD (–)
36
37
37
RxD (+)
TxD (+)
TxD (+)
7
13
14
14
RxD (–)
TxD (–)
TxD (–)
38
39
39
RxD (+)
TxD (+)
TxD (+)
8
15
16
16
RxD (–)
TxD (–)
TxD (–)
40
41
41
RxD (+)
TxD (+)
TxD (+)
9
17
18
18
RxD (–)
TxD (–)
TxD (–)
42
43
43
RxD (+)
TxD (+)
TxD (+)
10
19
20
20
RxD (–)
TxD (–)
TxD (–)
44
45
45
RxD (+)
TxD (+)
TxD (+)
11
21
22
22
RxD (–)
TxD (–)
TxD (–)
46
47
47
RxD (+)
TxD (+)
TxD (+)
12
23
24
24
RxD (–)
TxD (–)
TxD (–)
48
49
49
RxD (+)
TxD (+)
TxD (+)
—
25
Gnd
50
Gnd