Cisco 3750G-12S - Catalyst Switch - Stackable Hardware Installation Manual page 115

Appendix B Connector and Cable Specifications
Four Twisted-Pair Cable Pinouts for 10/100 Ports
Figure B-9
Figure B-9
Switch
1 TPO+
2 TPO-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
Figure B-10
Switch
1 TP0+
2 TP0-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
OL-6336-10
and Figure B-10 show the schematics of four twisted-pair cables for 10/100/1000 ports.
Four Twisted-Pair Straight-Through Cable Schematic for 10/100/1000 Ports
Router or PC
1 TP1+
2 TP1-
3 TPO+
6 TPO-
4 TP3+
5 TP3-
7 TP2+
8 TP2-
Four Twisted-Pair Crossover Cable Schematic for 10/100/1000 Ports
Switch
1 TP0+
2 TP0-
3 TP1+
6 TP1-
4 TP2+
5 TP2-
7 TP3+
8 TP3-
Cable and Adapter Specifications
Catalyst 3750 Switch Hardware Installation Guide
B-7