Attaching Multimode And Single-Mode Optical Fiber Cables - Cisco 7304 Installation And Configuration Manual

Chapter 4 Removing and Installing the NSE
Step 3 Pull the GBIC module from the GBIC slot. If you are keeping the GBIC module, install the plug to
protect the optical bores.
Find the replacement GBIC module.
Step 4
Step 5 Locate the label on the GBIC module and turn the GBIC module so the label is on top and the
alignment groove is down.
Note
Insert the Gigabit Ethernet GBIC module into Gigabit Ethernet slot 0 or slot 1. The GBIC module snaps
Step 6
into place when you have completely and properly inserted it.
Repeat these steps if you are inserting a second GBIC module.
Step 7
Do not remove the plug from the GBIC module optical bores until you are ready to install the network
Note
interface optical fiber cable. Save the plug for future use.
This completes the GBIC module installation procedure.

Attaching Multimode and Single-Mode Optical Fiber Cables

To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to telephone-network
Warning
voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Some
LAN and WAN ports both use RJ-45 connectors. Use caution when connecting cables.
If you plan to use a GBIC-LX/LH or WS-G5486 at distances greater than 984.25 feet (300 meters) over
Caution
50/125-micron or 62.5/125-micron multimode fiber, you must use a mode-conditioning patch cord to
prevent data transmission problems.
Optical fiber cables are commercially available; they are not available from Cisco Systems.
Note
For cabling specifications, including specific cable maximum distances, see the
Port and Cabling Specifications" section on page
Class 1 laser product.
Warning
Warning Class 1 LED product.
OL-3967-01
The GBIC module is keyed so that it cannot be inserted incorrectly.
1-10.
Cisco 7304 Network Service Engine Installation and Configuration
About GBIC Modules (NSE-100)
"Gigabit Ethernet GBIC
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