3Com S21x installation manual Proprietary Material

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Notice (continued)

Proprietary Material

Information and software in this document are proprietary to 3Com (or its Suppliers) and without the express prior permission of an officer of 3Com, may not be copied, reproduced, disclosed to others, published, or used, in whole or in part, for any purpose other than that for which it is being made available. Use of software described in this document is subject to the terms and conditions of the 3Com Software License Agreement.

This document is for information purposes only and is subject to change without notice.

Part No. T0032, Rev. C

First Printing October 1998

Manual is current for Release 5.2M.

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Contents 3Com Corporation Restricted Rights Legend Restricted Rights Notification for U.S. Government UsersProprietary Material Page Overview About This ManualProduct Company/Organization TrademarksAbout This Manual How to Use This Manual Chapter DescriptionsThis section Describes PathBuilder S200 Related DocumentationOther DocumentationPage Contents Contents Chapter Dual Daughtercard FeaturesStandard Features CTP PortRelay Voice RelayDaughtercard Dual FXS VoiceDIM Site RFC ServiceFrame Relay RFC 877Target Application Environments Security Monitoring Central Office At Branch Office Target Application Environments Step To Perform This Action See This Procedure Installing the PathBuilder S21x Switch Hardware OverviewChecking Your Shipment Contents Choosing a Site Proper Cable and Air Clearance Cabling the PathBuilder S21x Switch Port Characteristics Cable Requirements Port Connector Interface Cable Required SpeedPort DIM 10BaseT Ethernet Cable Interface ConnectorSwitch Down Posn Name Front Panel Dip SwitchesSwitches Switch SettingInstalling Optional Daughtercards OptionalDaughtercards Routine Battery Installing or Removing the Lithium BatteryBattery Type Battery DisposalStep Action CoverstepsRemoving Installing BatteryThis chapter describes Powering on the PathBuilder S21x Switch OverviewSwitch Powering On The PathBuilder S21x SwitchPanel LEDs Powerup DiagnosticsPower Up Stage When This indicatesSequence Accessing the Control Terminal Port Page Environmental Electromagnetic Compatibility SpecificationsHardware SoftwareDescription Power RequirementsPower Supply SafetyAppendix B CTP Access Cable CTP Cable Connector PinoutRJ45 Pin Signal Pin Connection On DB25F Adapter Name Function SpecificationVoice Relay Cable PinFXS Dual FXS Voice Relay CableFigure B-1. RJ45 Pinout 10BaseT Crossover CableCamera Interface Connector Pinout RemoteVu Video CablesPin Function Pin Signal Function DSU Daughtercard CableCable Pinout Pin Function/Signal Name 35/V.36 Cable35/V.36 DCE 35/V.36 DTE Cable Pin Function/Signal Name TXD TXD RXD RTS CTS DSR Cable This Appendix Appendix CWhile Setting Up Your Configuration CheckingConnection Must be set to Step Action Technical Support Country Data Rate Telephone Number Access by Analog ModemSupport from 3ComCountry Telephone Number Country Telephone Number Fax Number ReturningNumerics IndexURL