3com 10-100base-tx 用户手册
10-Port 100BASE-FX and 20-Port 10/100BASE-TX Fast Ethernet Layer 2 Switching Modules Quick Start Guide
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Audience Description
This guide is intended for trained technical personnel only. Do not
attempt to install, remove, or replace the 10/100BASE-TX or 100BASE-FX
FEN Switching Modules 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 numbers to call in other locations, visit the
3Com Web site:
attempt to install, remove, or replace the 10/100BASE-TX or 100BASE-FX
FEN Switching Modules 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 numbers 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:
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.
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:
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.
jewelry into open module slots.
■
Do not touch any connections within the chassis with your hands or
fingers.
fingers.
WARNING: To ensure optical safety when installing a FEN Switching
Module, comply with the following precaution:
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.
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 Devices.
connection only to Class 1 LED Devices.
CLASS 1
LED PRODUCT