Cabletron Systems SEH-24, SEH-32, SEH-34 On Position Toward Back Epim OFF Position Toward Front

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CONNECTING TO THE NETWORK

	ON Position		ON
	(Toward Back		ON
	(Toward Back
	of EPIM)

OFF Position

(Toward Front

of EPIM)

OFF

Figure 4-7. The EPIM-X

4.2FINISHING THE INSTALLATION

The SEH is now ready for operation. Before placing the network into service, test the installation thoroughly, making sure that you can address all stations and that the SEH and all stations are indicating normal operation. Ensure that the networking software is conﬁgured properly to match the installed network. If you encounter errors or abnormal operation, proceed to Chapter 5, Troubleshooting.

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Contents 10BASE-T Stackable HUB USER’S Guide Printed On Recycled Paper FCC Notice DOC NoticeCabletron SYSTEMS, INC Program License Agreement Cabletron Software Program LicenseExclusion of Warranty Disclaimer of Liability United States Government Restricted RightsTable of Contents Troubleshooting Contents InstallationConnecting to the Network Appendix B Twisted Pair Wiring Tables A-1Using this Manual Chapter IntroductionIntroduction Getting Help SEH OverviewPolarity Detection and Correction SEH FeaturesRepeater Functionality Epim Optional FeaturesStackable Capabilities Part Description Application Number Daughter Board Upgrade KitHubSTACK Interconnect Cables Rack Mount or Wall Mount HardwareCable Specifications HubSTACK Interconnect Cable RequirementsImpedance LengthInsertion Loss JitterCrosstalk DelayTemperature NoiseFiber Optic Budget and Propagation Delay Cable Type Attenuation Maximum Cable LengthInstallation REQUIREMENTS/SPECIFICATIONS Cable Type ConnectorsThin-net Network Requirements for the EPIM-C Module TerminatorsAUI Cable Network Port SpecificationsAUI Cable Requirements for the EPIM-A and EPIM-X Modules SEH-22 and SEH-24 Network Port Speciﬁcations SEH-32 and SEH-34 Network Port SpeciﬁcationsPin Champ Connector Installation REQUIREMENTS/SPECIFICATIONS Epim Specifications EPIM-TEPIM-F1/F2 Parameter Typical Worst Worst Case Typical Value BudgetEPIM-F3 EPIM-F3Parameter Typical Minimum Maximum Connector Type EPIM-CEPIM-A and EPIM-X AUI Port EPIM-A and EPIM-XDelay Times JAM Operating SpecificationsDelay Times Start of Packets GeneralOutput Min. Load Max. Load Max Power Fault ProtectionPower Supply Requirements JAM OutputSafety PhysicalInstalling the SEH Unpacking the SEHStacking the SEH SEH-2410BASE-T HUB with Lanview Attaching the Strain Relief Bracket Disconnect SEH and Sehi Interconnect Cables At the OUT PortInstalling the SEH in the Rack Rack Mounting the SEHWall Mounting the SEH Free-Standing Installation Shelf or Table-top InstallationInstallation Connecting the SEH to the Power Source Connecting the SEH to the Network Connecting Network Ports SEH-22 and SEH-24EPIM-2 Connecting Network Ports SEH-32 and SEH-34 Connecting a UTP Segment to an EPIM-T EPIM-T Cross-over SwitchConnecting to the Network Connecting to the Network Connecting to the Network Connecting a Thin-Net Segment to an EPIM-C EPIM-C Connecting an AUI Cable to an EPIM-A EPIM-AConnecting an AUI Cable to an EPIM-X Finishing the Installation On Position Toward Back Epim OFF Position Toward FrontChapter Troubleshooting Installation CHECK-OUTUsing Lanview PWR Green Mgmt Green FlashingLNK Green CLN RedRCV Yellow Flashing Appendix a Twisted Pair Wiring Tables Twisted Pair Wiring TablesA-2 A-3 A-4 Drop Device From Punch Down To RJ-45 Into Block Wallplate Ofﬁce10BASE-T A-6 A-7 SEH-32/34 Punch Wall Plate Champ Down Block If Required Ethernet DeviceFigure A-1. Punch Down Block A-9 Spanish Power Supply CordGerman French