Quick Start Manual
vi Contents
Chapter 4 
Troubleshooting
Front Panel LEDs ...........................................................................................................4-1
Collision LED ............................................................................................................4-1
Link/Rx LED for the RJ-45 Ports  ..............................................................................4-2
AUI Rx LED and BNC Rx LED for the AUI and BNC Ports ......................................4-2
Partition LED for the RJ-45 Ports .............................................................................4-2
Partition LED for the BNC Port .................................................................................4-2
Partition LED for the AUI Port ..................................................................................4-3
Installation ......................................................................................................................4-3
Cabling ...........................................................................................................................4-3
Network Interface Cards .................................................................................................4-4
Configuration ..................................................................................................................4-4
Hub Integrity  ...................................................................................................................4-4
Appendix A 
Technical Specifications
General Specifications ................................................................................................... A-1
Appendix B 
Cabling Specifications
Cable Specifications ...................................................................................................... B-1
Twisted Pair Cables  ....................................................................................................... B-2
50 
Ω 
Coaxial
Cable ........................................................................................................ B-3
AUI Cable  ...................................................................................................................... B-3
Appendix C 
Connector Pin Assignments
RJ-45 Connector  ........................................................................................................... C-1
AUI Connector  ............................................................................................................... C-2
BNC Connector  ............................................................................................................. C-3
BNC T-Connector and 50 
Ω
 Terminator  ......................................................................... C-4
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