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3Com 510M-FBP, 5102M-FBP, 5104M-FB1 installation and operation guide

Models: 5102M-FBP 510M-FBP 5104M-FB1

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viii ONline Ethernet 10BASE-FB Module Installation and Operation Guide

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3Com 510M-FBP, 5102M-FBP, 5104M-FB1 installation and operation guide

Contents

Page VDE Class B Compliance Restricted Rights Page Contents Installing and Operating the Module Appendix a Specifications Page Figures Page Tables Page How to Use This Guide Audience Structure of This Guide Usr/snm/agents Document ConventionsConvention Indicates Example Related Documents 3Com Documents Slot ONline System Concentrator Installation and Operation Reference DocumentsPage Introduction 10BASE-FB Module Descriptions Introduction 1 10BASE-FB Compliance Theory of Operation BASE-FB Module Connections 3Com Product Part Number Compatibility With Other Ethernet Fiber ProductsBASE-FB Module Compatibility Designing and Expanding the Network Rules for Configuring a Network Understanding the General RulesBasic Network Rules Rule Definition Recommendations/Notes Definition Recommendations/Notes Is actually equal to 1.1 meters LAN Product Equivalent Fiber Equivalent Fiber DistancesEquivalent Fiber Distances of LAN Products Determining Maximum Fiber Link Distances Calculating Maximum Link Distance Determining Link Budget ONline 10BASE-FB Module Optical Power Budget Normal Power PowerLink Link Loss DBm ONline 10BASE-FB Module Optical Power Budget High Power BASE-FB Optical Power BudgetCable Size Used Transmit Receive Optical Power Micron ONline to Attenuation Connector and Splice Insertion Loss Typical Fiber Loss Characteristics Example 1700 Meter Fiber Link With Mechanical Splice Meter Fiber Link With Mechanical Splice Example 2000 Meter Fiber Link Through Two Patch Panels Meter Fiber Link Through Two Patch Panels Choosing a Network Backbone Cabling Structure Star Configuration Star-Wiring Configuration Serial Configuration Serial Configuration Using 10BASE-FB Modules 10BASE-FB Module Configurations Fiber Backbone, Fiber-to-the-Desk All-Fiber Network Example Network With 3 Concentrators Network With 3 Concentrators Network Configured With 8 Concentrators Example Network with 8 Concentrators Fiber Equivalent Distances Between Transceivers Example Sample Configuration Distance Calculation Fiber Backbone, Unshielded Twisted Pair to-the-Desk Sample Configuration Distance Calculation Example Connecting a Thin Ethernet 10BASE2 Segment Fiber Backbone, Coaxial Connection Designing and Expanding the Network 2 Standard Redundant Configuration In this configuration Fault-Tolerant ConfigurationsConfiguring Ports for Fault Tolerance Setting Redundancy 10. Redundant Fiber Backbone Configuration Implementing Total Backbone Fault Tolerance 11. Total Backbone Fault-Tolerant Configuration 12. Fiber Network With 3 Concentrators Page Installing and Operating the Module Precautionary Procedures Unpacking Procedures Step Procedure Section Title Quick InstallationQuick Installation Procedures Setting the Dip Switches BASE-FB Module Dip Switch Locations Switch Label Function Factory Switch Setting Default Off Setting Dip Switch S1Dip Switch S1 Settings for Switches 1 Dip Switch S1 Settings for Switches 3 to Port-Switching Module PortModule-Switching Module Channel Selection Switch Label Function Factory Switch Setting Default Setting Dip Switch S2Dip Switch S2 Settings Installing the Module Enable/disable Disable Module Low Light Detection Not Used Installing the 10BASE-FB Module BASE-FB Module Connection Configuring the Module Enabling Ports Selecting a Network You can enable port redundancy in one of the following ways Enabling Port Redundancy Enabling Optical Power Enabling Low Light Warning Showing Module Configuration Saving Module Configuration Monitoring the Front Panel Page Interpreting the 10BASE-FB Module LEDs LED Name Color State Indicates Network Check Codes LED State Network ConfigurationVerifying LED and Network Assignments Troubleshooting Possible Cause Corrective Action Troubleshooting Using the Port Activity LEDsTroubleshooting Using the Port Activity LEDs LED State Indication Possible Cause Corrective Action Troubleshooting Using the Port Status LEDsTroubleshooting Using the Port Status LEDs Troubleshooting Using the Port Status LEDs Troubleshooting Using the Port Status LEDs 10BASE-FL Technical Assistance Page Specifications General Specifications Table A-1. General Specifications Optical Specifications Transmitter SpecificationsTable A-2. Transmit Power Cable Type Normal Power High Power Supported Fiber Optic Cables Receiver SpecificationsTable A-3. Receiver Specifications Power Requirements Table A-4. Fiber Optic Interface SpecificationsTable A-5. Power Requirements Fiber Optic Interface Environmental Specifications Mechanical SpecificationsTable A-6. Electrical Specifications Table A-7. Mechanical Specifications 10BASE-FB Cable and Connector Specifications 10BASE-FB Cables Table A-8 BASE-FB Module Part Numbers 10BASE-FB ConnectorsPort-Switching Connector Type Technical Support On-line Technical Support World Wide Web Site Support from Your Network SupplierEmail Technical Support Support from 3Com Accessing the 3Com MIB Returning Products for Repair 3Com Technical Publications Page Index Installing Link Budget Redundant Link, 3-16Redundancy LED Unpacking Procedures, 3-3Unshielded Twisted Pair Cable