Cisco Systems WSC3750X24TS XENPAK Module Ports Catalyst 3750G-16TD Switch, Xenpak, Wavelength

Appendix B Connector and Cable Specifications

Connector Specifications

Figure B-5

Pin

1

2

3

4

5

6

7

8

Copper SFP Module RJ-45 Connector
Label	1 2 3 4 5 6 7 8
TP0+
TP0-
TP1+
TP2+
TP2-
TP1-
TP3+	60915
TP3-

XENPAK Module Ports (Catalyst 3750G-16TD Switch)

The Catalyst 3750G-16TD switch uses XENPAK modules for 10-Gigabit fiber-optic connections to networks. See the Catalyst 3750 release notes for a list of supported XENPAK modules. Fiber-optic XENPAK modules use SC connectors, as shown in Figure B-6.

Figure B-6 Fiber-Optic XENPAK Module SC Connector

H8707

TxRx

Warning Invisible laser radiation may be emitted from disconnected fibers or connectors. Do not stare into beams or view directly with optical instruments.

Table B-2lists the XENPAK modules that the Catalyst 3750G-16TD switch supports.

Table B-2	Catalyst 3750G-16TD Switch Supported XENPAK Modules
XENPAK		Wavelength	Connector and Cable Type	Maximum Distance
C3-XENPAK-10GB-LR		1310 nm	SC, SMF	6.2 miles (10 km)
XENPAK-10GB-ER		1550 nm	SC, SMF	24.85 miles (40 km)
C3-XENPAK-10GB-SR		850 nm	SC; FDDI1 grade MMF	85.3 feet (26 m)
			SC; OM3 MMF	984.25 feet (300 m)

1. FDDI = fiber distributed data interface

Catalyst 3750 Switch Hardware Installation Guide

B-4 OL-6336-07