Cabletron Systems SEH-34, SEH-32, SEH-24 instruction

SEH-22, SEH-24, SEH-32, AND SEH-34

10BASE-T STACKABLE HUB

USER’S GUIDE

The Complete Networking Solution™

CABLETRON SYSTEMS, P. O. Box 5005, Rochester, NH 03866-5005

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Cabletron Systems SEH-34, SEH-32, SEH-24 manual 10BASE-T Stackable HUB USER’S Guide

Contents

10BASE-T Stackable HUB USER’S Guide Printed On Recycled Paper DOC Notice FCC Notice Cabletron Software Program License Cabletron SYSTEMS, INC Program License Agreement United States Government Restricted Rights Exclusion of Warranty Disclaimer of Liability Table of Contents Connecting to the Network Contents InstallationTroubleshooting Appendix B Twisted Pair Wiring Tables A-1 Chapter Introduction Using this Manual SEH Overview Introduction Getting Help Repeater Functionality SEH FeaturesPolarity Detection and Correction Stackable Capabilities Optional FeaturesEpim HubSTACK Interconnect Cables Daughter Board Upgrade KitPart Description Application Number Rack Mount or Wall Mount Hardware HubSTACK Interconnect Cable Requirements Cable Specifications Insertion Loss LengthImpedance Jitter Temperature DelayCrosstalk Noise Cable Type Attenuation Maximum Cable Length Fiber Optic Budget and Propagation Delay Installation REQUIREMENTS/SPECIFICATIONS Thin-net Network Requirements for the EPIM-C Module ConnectorsCable Type Terminators AUI Cable Requirements for the EPIM-A and EPIM-X Modules Network Port SpecificationsAUI Cable SEH-32 and SEH-34 Network Port Speciﬁcations SEH-22 and SEH-24 Network Port Speciﬁcations Pin Champ Connector EPIM-T Installation REQUIREMENTS/SPECIFICATIONS Epim Specifications Parameter Typical Worst Worst Case Typical Value Budget EPIM-F1/F2 EPIM-F3 EPIM-F3 Parameter Typical Minimum Maximum EPIM-C Connector Type EPIM-A and EPIM-X EPIM-A and EPIM-X AUI Port Delay Times Start of Packets Operating SpecificationsDelay Times JAM General Power Supply Requirements Fault ProtectionOutput Min. Load Max. Load Max Power JAM Output Physical Safety Unpacking the SEH Installing the SEH Stacking the SEH SEH-2410BASE-T HUB with Lanview Disconnect SEH and Sehi Interconnect Cables At the OUT Port Attaching the Strain Relief Bracket Rack Mounting the SEH Installing the SEH in the Rack Wall Mounting the SEH Shelf or Table-top Installation Free-Standing Installation Installation Connecting the SEH to the Power Source Connecting Network Ports SEH-22 and SEH-24 Connecting the SEH to the Network EPIM-2 Connecting Network Ports SEH-32 and SEH-34 EPIM-T Cross-over Switch Connecting a UTP Segment to an EPIM-T Connecting to the Network Connecting to the Network Connecting to the Network Connecting a Thin-Net Segment to an EPIM-C EPIM-C EPIM-A Connecting an AUI Cable to an EPIM-A Connecting an AUI Cable to an EPIM-X On Position Toward Back Epim OFF Position Toward Front Finishing the Installation Installation CHECK-OUT Chapter Troubleshooting Using Lanview Mgmt Green Flashing PWR Green RCV Yellow Flashing CLN RedLNK Green Twisted Pair Wiring Tables Appendix a Twisted Pair Wiring Tables A-2 A-3 A-4 10BASE-T From Punch Down To RJ-45 Into Block Wallplate OfﬁceDrop Device A-6 A-7 Champ Down Block If Required Ethernet Device SEH-32/34 Punch Wall Plate Figure A-1. Punch Down Block A-9 German Power Supply CordSpanish French