Nortel Networks 70 Series manual Appendix a Technical Specifications, Product Specifications

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Appendix A

Technical Specifications

Table A-1 in this appendix provides technical specifications for the BayStack 70 Series 10/100 Ethernet Switch. Data applies to all three switches unless otherwise specified.

Product Specifications

Table A-1.

Technical Specifications

 

 

 

 

Item

 

Description

 

 

Network Protocol and Standards Compatibility

IEEE 802.3 10BASE-T/100BASE-TX Ethernet

 

 

IEEE 802.3u 100 Mb/s Ethernet

Data Rate/Encoding

10 Mb/s differential Manchester encoded

 

 

100 Mb/s MLT encoded

 

 

125 MHz signal rate

Interfaces

 

RJ-45 8-pin plug for 10BASE-T and 100BASE-TX

Electrical Specifications

 

Input power:

 

70-8T: 15 W, 5 V 3A

 

 

70-16T: 20 W, 5 V 4A

 

 

70-24T: 100 to 240 V AC, 50 to 60 Hz, 2A

Power consumption:

70-8T: 15 W Maximum

 

 

70-16T: 20 W Maximum

 

 

70-24T: 50 W Maximum

206375-A

A-1

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Contents Installation and Reference for Copyright 1999 Nortel Networks Iii Statement of Conditions Restricted Rights LegendNortel Networks NA Inc. Software License Agreement 206375-A Contents Chapter Troubleshooting Figures 206375-A Tables Xii Purpose PrefaceHard-Copy Technical Manuals AudienceTechnical Solutions Center Telephone Number How to Get HelpPage Chapter Introduction BayStack 70 Series 10/100 Ethernet Switches OverviewFront Panel Physical DescriptionFront Panel of the BayStack 70-8T 10/100 Ethernet Switch RJ-45 10BASE-T/100BASE-TX Ethernet Ports LEDs Type Label Color Activity Description Description of Switch and Port Status LEDsRear Panel of the BayStack 70-24T 10/100 Ethernet Switch DC Power Adapter MAC Address Quantities FeaturesModel MAC Addresses in Information Table Model Buffer Size Buffer SizesModel External Power Adapter External Power AdaptersPage Benefits of Using Switching Technology Chapter Network ConfigurationTypes of Ethernet Switches Before Desktop SwitchingSegment Switching Before After Extending a Network Bridging 10 Mb/s Networks to 100 Mb/s Networks Bridging from 10BASE-T to 100BASE-TX NetworksPower Workgroup Connections Power WorkgroupsPackage Contents Chapter InstallationOperating Environment Power SpecificationsSet the switch on a desktop or any other flat surface Installing the SwitchAttach any additional devices to the ports in your switch Installing the Switch in a Rack Connecting Devices to the SwitchConnecting Power Verifying Installation BayStack 70-24T 10/100 Ethernet Switch LED Display Checking the Diagnostic DisplaysDescription of Switch and Port Status LEDs Page Using the LED Display Chapter TroubleshootingPage Product Specifications Appendix a Technical SpecificationsTable A-1 Technical Specifications Environmental Specifications Physical SpecificationsElectromagnetic Emissions Performance Specifications Safety Agency ApprovalsElectromagnetic Susceptibility Page Table B-1 RJ-45 Connector Pin Assignments Appendix B Cables and Connectors10BASE-T/100BASE-TX UTP Cable RJ-45Figure B-1. Straight-Through Twisted-Pair Cable Straight-Through and Crossover CablesNumbers IndexIndex-2