Cisco Systems 520 manual Connect to a Dual-Purpose Port, Troubleshooting

Chapter 4 Connecting to the Switch

Connect to a Dual-Purpose Port

Step 3	Insert the other cable end in the other device.
Step 4	Wait until the port LEDs on the switch and the attached device are solid green. The solid
	green port LEDs means a successful connection between the two devices.
	Troubleshooting:
	If the port LEDs are not solid green or if either port LED turns amber, make sure that:

•You are using an undamaged fiber-optic cable.

•The other device is turned on.

Connect to a Dual-Purpose Port

Prerequisite

Do not remove the dust plugs from the fiber-optic SFP module port or the rubber caps from the fiber-optic cable until you are ready to connect the cable. The plugs and caps protect the SFP module ports and cables from contamination and ambient light.

Caution Before connecting to the SFP module, be sure that you understand the port and cabling stipulations in the “Cabling Guidelines” section on page 4-2and in the “Cabling Guidelines” section on page A-10.

	User Guide for the Catalyst Express 520 Switches
OL-12761-02		4-7