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3Com S21x installation manual Target Application Environments

Models: S21x

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Target Application Environments

1-8	About the PathBuilder S21x Switch

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3Com S21x installation manual Target Application Environments

Contents

3Com Corporation Restricted Rights Notification for U.S. Government Users Restricted Rights LegendProprietary Material Page About This Manual OverviewTrademarks Product Company/OrganizationAbout This Manual How to Use This Manual This section Describes ChapterDescriptions Related Documentation OtherDocumentation PathBuilder S200Page Contents Contents Chapter Features Standard FeaturesCTP Port Dual DaughtercardVoice Relay DaughtercardDual FXS Voice RelayDIM Site Service Frame RelayRFC 877 RFCTarget Application Environments Security Monitoring Central Office At Branch Office Target Application Environments Installing the PathBuilder S21x Switch Hardware Overview Step To Perform This Action See This ProcedureChecking Your Shipment Contents Choosing a Site Proper Cable and Air Clearance Cabling the PathBuilder S21x Switch Port Port Characteristics Cable RequirementsPort Connector Interface Cable Required Speed DIM Interface Connector 10BaseT Ethernet CableFront Panel Dip Switches SwitchesSwitch Setting Switch Down Posn NameDaughtercards Installing Optional DaughtercardsOptional Installing or Removing the Lithium Battery Battery TypeBattery Disposal Routine BatteryCoversteps Step ActionInstalling Battery RemovingPowering on the PathBuilder S21x Switch Overview This chapter describesPowering On The PathBuilder S21x Switch SwitchPowerup Diagnostics Panel LEDsSequence Power UpStage When This indicates Accessing the Control Terminal Port Page Specifications HardwareSoftware Environmental Electromagnetic CompatibilityPower Requirements Power SupplySafety DescriptionAppendix B RJ45 Pin Signal Pin Connection On DB25F Adapter CTP Access CableCTP Cable Connector Pinout Specification Voice Relay CablePin Name FunctionDual FXS Voice Relay Cable FXS10BaseT Crossover Cable Figure B-1. RJ45 PinoutPin Function Camera Interface Connector PinoutRemoteVu Video Cables Cable Pinout Pin Signal FunctionDSU Daughtercard Cable 35/V.36 DCE Pin Function/Signal Name35/V.36 Cable 35/V.36 DTE Cable Pin Function/Signal Name TXD TXD RXD RTS CTS DSR Cable Appendix C This AppendixConnection While Setting Up Your ConfigurationChecking Must be set to Step Action Technical Support Access by Analog Modem Country Data Rate Telephone NumberCountry Telephone Number Support from3Com Returning Country Telephone Number Fax NumberIndex NumericsURL