3Com 5104M-FB1, 5102M-FBP, 510M-FBP manual

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

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3Com 5104M-FB1, 5102M-FBP, 510M-FBP 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 Convention Indicates Example Document ConventionsUsr/snm/agents 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 BASE-FB Module Compatibility Compatibility With Other Ethernet Fiber Products3Com Product Part Number Designing and Expanding the Network Basic Network Rules Rules for Configuring a NetworkUnderstanding the General Rules Rule Definition Recommendations/Notes Definition Recommendations/Notes Is actually equal to 1.1 meters Equivalent Fiber Distances of LAN Products Equivalent Fiber DistancesLAN Product Equivalent Fiber Determining Maximum Fiber Link Distances Calculating Maximum Link Distance Determining Link Budget Link Link Loss ONline 10BASE-FB Module Optical Power Budget Normal PowerPower DBm Cable Size Used Transmit Receive Optical Power Micron ONline 10BASE-FB Module Optical Power Budget High PowerBASE-FB Optical Power Budget 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 Configuring Ports for Fault Tolerance Fault-Tolerant ConfigurationsStandard Redundant Configuration In this configuration 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 Quick Installation Procedures Quick InstallationStep Procedure Section Title Setting the Dip Switches BASE-FB Module Dip Switch Locations Dip Switch S1 Settings for Switches 1 Setting Dip Switch S1Switch Label Function Factory Switch Setting Default Off Module-Switching Module Dip Switch S1 Settings for Switches 3 toPort-Switching Module Port Channel Selection Dip Switch S2 Settings Setting Dip Switch S2Switch Label Function Factory Switch Setting Default 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 Verifying LED and Network Assignments LED State Network ConfigurationNetwork Check Codes Troubleshooting Troubleshooting Using the Port Activity LEDs Troubleshooting Using the Port Activity LEDsPossible Cause Corrective Action Troubleshooting Using the Port Status LEDs Troubleshooting Using the Port Status LEDsLED State Indication Possible Cause Corrective Action 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 Table A-2. Transmit Power Optical SpecificationsTransmitter Specifications Cable Type Normal Power High Power Table A-3. Receiver Specifications Receiver SpecificationsSupported Fiber Optic Cables Table A-5. Power Requirements Power RequirementsTable A-4. Fiber Optic Interface Specifications Fiber Optic Interface Table A-6. Electrical Specifications Environmental SpecificationsMechanical Specifications Table A-7. Mechanical Specifications 10BASE-FB Cable and Connector Specifications 10BASE-FB Cables Port-Switching Connector Type 10BASE-FB ConnectorsTable A-8 BASE-FB Module Part Numbers Technical Support On-line Technical Support Email Technical Support Support from Your Network SupplierWorld Wide Web Site 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