3Com 100 TX manual Contents

Page 3

CONTENTS

ABOUT THIS GUIDE

Introduction 1

How to Use This Guide 1

Conventions 2

1INTRODUCTION General Description 1-1Management Unit 1-3 Hub Functions 1-4

2INSTALLING THE

FMS 100-TX HUB

Unpacking the Hub	2-1
Positioning the Hub	2-2
Installing the Hub	2-2
Rack Mounting	2-3
Desktop Placement 2-5
Installing the Transceiver Interface Modules 2-5
Using the Redundant Power System 2-7
Replacing the Fuse	2-9

3MAKING FMS 100-TX HUB CONNECTIONS

Making Network Connections		3-1
Hub to Node 3-2
Hub-to-Hub Interconnection		3-4
Hub to
Management Unit	3-5
Hub to Backbone	3-6

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Contents FMS 100-TX HUB 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Glossary Cispr a Compliance Page Figures Port LEDs Hub Operation LEDs TablesGuide How to Use ThisAbout this Guide IntroductionConventions Introduction GeneralDescription Front Panel of LinkBuilder FMS 100-TX Hub Only one Management Unit can be attached to each stack Harming the network Installing UnpackingHub Positioning Attaching a Bracket for Rack Mounting Installing a Hub Stack in a Rack Installing TransceiverInterface Modules 100BASE-TX Using Power SystemRedundant Connecting the Redundant Power System to Four Hubs Opening the Fuse-holder in the AC Receptacle Assembly Removing the Fuse Connections Aking FMS 100-TX H UBTwisted-pair Cable Server RJ-45 Connector Pin Assignments Down expansion port UP expansion port Connecting a Hub Stack to a Management Unit Connecting Hubs to the Network Backbone Networks ConsiderationsFor MultisegmentedLinkBuilder FMS Repeaters ClassiﬁcationClass II Hubs LED FAN Fail Enabled Power-Up Disabled Option SwitchPage Cabling Interface Module CablingRequirements Connecting the Hub in a Network Span of 260.8 Meters Using an Internetworking Device to Extend the Network Span Specifications Page On-line Technical ServicesAccess by Isdn Support from Your NetworkSupplier 3Com To ﬁnd your authorized service providerGlossary FMS Flexible Media Stack Com’s family of stackable hubs Glossary Glossary Numerics IndexInstalling hub Desktop placement 2-5 positioning Index Page Limited Warranty FCC Class a Verification Statement Page Page Page Page Reader Comment Form Business Reply Mail