Dip Switch SW1 Settings, Factory Switch Setting | 3Com 5104M-FL1

Table 3-2 lists the functions and settings for switch SW1. For a definition of each dip switch function, refer to the Configuring the Module section.

Table 3-2. Dip Switch SW1 Settings

			Factory	Switch Setting
Switch	Label	Function		Switch Setting
Switch	Label	Function		Off	On
			Default	Off	On
			Default

1	RFS1	Enable remote	disable	disable
		failure signaling
		on port 1

2	RFS2	Enable remote	disable	disable
		failure signaling
		on port 2

3	RFS3	Enable remote	disable	disable
		failure signaling
		on port 3

4	RFS4	Enable remote	disable	disable
		failure signaling
		on port 4

5	RED12	Enable/disable	disable	disable
		redundancy
		between ports
		1 and 2

6	RED34	Enable/disable	disable	disable
		redundancy
		between ports
		3 and 4

7 and 8	SPARE	Not used

3 - 6 ONline Ethernet 10BASE-FL Installation and Operation Guide

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3Com 5104M-FL1 installation and operation guide Dip Switch SW1 Settings, Factory Switch Setting, Function Off Default

Contents

Page Vcci Class 1 Compliance Page 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 Text Convention Example Document ConventionsText Conventions Related Documents 3Com Documents Reference Documents Page Introduction 10BASE-FL Module Description BASE-F Standards 10BASE-FL and Foirl Ieee Standards ComparisonTheory of Operation 10BASE-F Standard Description BASE-FL Module Connections Designing and ExpandingtheNetwork Seven Basic Network Rules Understanding the General RulesBasic Network Rules Rule Definition Recommendations/Notes As equivalent distance. Every Assume that one LAN Product Equivalent LAN EquivalenceLAN Product Equivalent Distances Determining Maximum 10BASE-FL Link Distances Calculating Maximum Link Distance Determining Link Budget DBm BASE-FL Module Optical Power BudgetCable Size Transmit Receive Optical Link Loss Power ONline to Splicing Typical Fiber Loss Characteristics Connector and Splice Insertion LossConnector Type Range of Loss Per Typical Loss dB Pair dB Splice Type Range of Loss dB Typical Loss dB Example Fiber Link With Mechanical Splice Meter Fiber Link With Mechanical Splice Example Fiber Link Through Patch Panels Meter Fiber Link Through Two Patch Panels Star Configuration Choosing a Network Backbone Cabling Structure Serial Configuration Star-Wiring Configuration 10BASE-FL Module Configurations Serial Configuration Using 10BASE-FL Modules 10BASE-FL Backbone, 10BASE-FL to-the-Desk All-10BASE-FL Network with 3 Concentrators Example a Network with 3 Concentrators Example a Network with 6 Concentrators Network with 6 Concentrators Total Fiber Number Equivalent 10BASE-FL Backbone, Unshielded Twisted Pair to-the-DeskFiber Equivalent Distances Between Transceivers Path Example Sample Configuration Distance Calculation Sample Configuration Distance Calculation 10BASE-FB Fiber Backbone, 10BASE-FL to-the-Desk Sample Fiber Backbone, 10BASE-FL to-the-Desk Configuration Example Fiber Backbone, 10BASE-FL to-the-Desk Connecting External Network Devices Example Connecting a Thin Ethernet 10BASE2 Segment Ieee Designing and Expanding the Network 2 Standard Redundant Configuration In this configuration Fault-Tolerant ConfigurationsConfiguring Ports for Fault Tolerance Implementing Backbone Cable Plant Fault Tolerance Setting Redundancy 10. Redundant Fiber Backbone Configuration Remote Failure Signaling Implementing Total Backbone Fault Tolerance 11. Total Backbone Fault-Tolerant Configuration 12. Network With 3 Concentrators ONline Ethernet 10BASE-FL Installation and Operation Guide Installing and Operating the Module Precautionary Procedures Unpacking Procedures Step Procedure Section Title Quick InstallationQuick Installation Procedures Setting the Dip Switches Setting Dip Switch SW1 BASE-FL Module Dip Switch Locations Function Off Default Dip Switch SW1 SettingsFactory Switch Setting Switch Function Factory Default Setting Dip Switch SW2Dip Switch SW2 Settings for Switches 1 to Switch Settings Installing the ModuleDip Switch SW2 Settings for Switches 5 Channel Selection Installing the 10BASE-FL Module BASE-FL Module Connection Configuring the Module Enabling Ports Selecting a Network Enabling Port Redundancy SET Port slot.port Mode Redundant slot.port Enabling Remote Failure Signaling BASE-FL Modules Connected with Redundancy/RFS Enabled Showing Module Configuration Saving Module Configuration Shows the location of these indicators Monitoring the Front Panel BASE-FL Module Faceplate and ONline System Concentrator Interpreting the 10BASE-FL Module LEDs LED Name Color State Indicates Network Check Codes LED State Module Is Configured forVerifying the LED and Network Assignments Troubleshooting LED Name Troubleshooting Using the Port Activity LEDsTroubleshooting Using the Port Activity LEDs Possible Cause Corrective Action State LED State Indication Possible Cause Corrective Action Troubleshooting Using the Port Status LEDsTroubleshooting Using the Port Status LEDs Replace remote device RFS Troubleshooting Technical Assistance ONline Ethernet 10BASE-FL Installation and Operation Guide Specifications General Specifications Table A-1. General Specifications Table A-2. Transmit Power Peak Values Optical SpecificationsTransmitter Specifications Supported Fiber Optic Cables Receiver SpecificationsTable A-3. Receiver Specifications 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-FL Cable and Connector Specifications Fiber Cables and Connectors Table A-8. Connector Type Part Number Connector Type Part Number 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 Index RFS VDE compliance Verify LED Operation, 3-19Network Assignment