3Com 1000BASE-SX - Manual (Page 3)

9-Port 1000BASE-SX Gigabit Ethernet Layer 2 Switching Module Quick Start Guide 3
Audience Description This guide is intended for trained technical personnel only. Do not
attempt to install, remove, or replace the 9-port GEN Layer 2 Switching
Module if you have not had the proper training from 3Com. For training
information in the United States and Canada, call 1-800-NET-3COM. For
the number to call in other locations, visit the 3Com Web site:
www.3Com.com/support/
Safety Precautions When you handle components in a CoreBuilder 9000 system, be sure
that you follow all safety precautions. To avoid electric shocks, burns, or
equipment damage, read and follow these warnings:
WARNING: Allow only trained service personnel to install, remove, or
replace any module in the chassis.
WARNING: Hazardous energy exists within the system. Use extreme
caution when you install, remove, or replace any module in the chassis.
When the system is on:
■
Never insert metal objects such as a screwdriver or a finger with
jewelry into open module slots.
■
Do not touch any connections within the chassis with your hands or
fingers.
WARNING: To ensure optical safety when installing the Gigabit Ethernet
Layer 2 Switching Module, comply with the following precaution:
Although the data communication LEDs used in this product meet the
regulatory requirements for casual exposure to the eye, as with any
source of bright light, it is advised that you do not look into the light
source.
LED Safety Information: IEC 825 and EN60825, Class 1 LED Device. For
connection only to Class 1 LED Device
CLASS 1
LED PRODUCT