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5104M-FL1 installation and operation guide
Models:
5104M-FL1
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Troubleshooting
Specifications
Install
Star Configuration
Precautionary Procedures
Function Off Default
Remote Failure Signaling
Setting Redundancy
How to
Power Requirements
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viii ONline Ethernet
10BASE-FL
Module Installation and Operation Guide
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Page 8
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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 Conventions
Text Conventions
Related Documents
3Com Documents
Reference Documents
Page
Introduction
10BASE-FL Module Description
10BASE-FL and Foirl Ieee Standards Comparison
Theory of Operation
BASE-F Standards
10BASE-F Standard Description
BASE-FL Module Connections
Designing and ExpandingtheNetwork
Understanding the General Rules
Basic Network Rules
Seven Basic Network Rules
Rule Definition Recommendations/Notes
As equivalent distance. Every
Assume that one
LAN Product Equivalent
LAN Equivalence
LAN Product Equivalent Distances
Determining Maximum 10BASE-FL Link Distances
Calculating Maximum Link Distance
Determining Link Budget
BASE-FL Module Optical Power Budget
Cable Size Transmit Receive Optical Link Loss Power
DBm
ONline to
Splicing
Connector and Splice Insertion Loss
Connector Type Range of Loss Per Typical Loss dB Pair dB
Typical Fiber Loss Characteristics
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
10BASE-FL Backbone, Unshielded Twisted Pair to-the-Desk
Fiber Equivalent Distances Between Transceivers
Total Fiber Number Equivalent
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 Configurations
Configuring 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 Installation
Quick Installation Procedures
Setting the Dip Switches
Setting Dip Switch SW1
BASE-FL Module Dip Switch Locations
Function Off Default
Dip Switch SW1 Settings
Factory Switch Setting
Switch Function Factory Default
Setting Dip Switch SW2
Dip Switch SW2 Settings for Switches 1 to
Installing the Module
Dip Switch SW2 Settings for Switches 5
Switch Settings
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 for
Verifying the LED and Network Assignments
Troubleshooting
Troubleshooting Using the Port Activity LEDs
Troubleshooting Using the Port Activity LEDs
LED Name
Possible Cause Corrective Action State
LED State Indication Possible Cause Corrective Action
Troubleshooting Using the Port Status LEDs
Troubleshooting 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 Specifications
Transmitter Specifications
Supported Fiber Optic Cables
Receiver Specifications
Table A-3. Receiver Specifications
Power Requirements
Table A-4. Fiber Optic Interface Specifications
Table A-5. Power Requirements
Fiber Optic Interface
Environmental Specifications
Mechanical Specifications
Table A-6. Electrical 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 Supplier
Email 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