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

INSTALLATION

3.3CONNECTING THE SEH TO THE POWER SOURCE

Note: The SEH has a universal power supply. This allows you to connect the SEH to power sources from 90 Vac to 264 Vac, 47-63 Hz.

To connect the SEH to the power source:

1.Plug the power cord into the back panel of the SEH.

2.Plug the other end of the power cord into a grounded wall outlet.

3.Verify that the PWR LED is on, this indicates that the SEH is receiving power.

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Cabletron Systems SEH-24, SEH-32, SEH-34 manual Installation Connecting the SEH to the Power Source

Contents

10BASE-T Stackable HUB USER’S Guide Printed On Recycled Paper FCC Notice DOC Notice Cabletron SYSTEMS, INC Program License Agreement Cabletron Software Program License Exclusion of Warranty Disclaimer of Liability United States Government Restricted Rights Table of Contents Troubleshooting Contents InstallationConnecting to the Network Appendix B Twisted Pair Wiring Tables A-1 Using this Manual Chapter Introduction Introduction Getting Help SEH Overview Polarity 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 Hardware Cable Specifications HubSTACK Interconnect Cable Requirements Impedance LengthInsertion Loss Jitter Crosstalk DelayTemperature Noise Fiber Optic Budget and Propagation Delay Cable Type Attenuation Maximum Cable Length Installation REQUIREMENTS/SPECIFICATIONS Cable Type ConnectorsThin-net Network Requirements for the EPIM-C Module Terminators AUI 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 Speciﬁcations Pin Champ Connector Installation REQUIREMENTS/SPECIFICATIONS Epim Specifications EPIM-T EPIM-F1/F2 Parameter Typical Worst Worst Case Typical Value Budget EPIM-F3 EPIM-F3 Parameter Typical Minimum Maximum Connector Type EPIM-C EPIM-A and EPIM-X AUI Port EPIM-A and EPIM-X Delay Times JAM Operating SpecificationsDelay Times Start of Packets General Output Min. Load Max. Load Max Power Fault ProtectionPower Supply Requirements JAM Output Safety Physical Installing the SEH Unpacking the SEH Stacking the SEH SEH-2410BASE-T HUB with Lanview Attaching the Strain Relief Bracket Disconnect SEH and Sehi Interconnect Cables At the OUT Port Installing the SEH in the Rack Rack Mounting the SEH Wall Mounting the SEH Free-Standing Installation Shelf or Table-top Installation Installation Connecting the SEH to the Power Source Connecting the SEH to the Network Connecting Network Ports SEH-22 and SEH-24 EPIM-2 Connecting Network Ports SEH-32 and SEH-34 Connecting a UTP Segment to an EPIM-T EPIM-T Cross-over Switch Connecting 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-A Connecting an AUI Cable to an EPIM-X Finishing the Installation On Position Toward Back Epim OFF Position Toward Front Chapter Troubleshooting Installation CHECK-OUT Using Lanview PWR Green Mgmt Green Flashing LNK Green CLN RedRCV Yellow Flashing Appendix a Twisted Pair Wiring Tables Twisted Pair Wiring Tables A-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 Device Figure A-1. Punch Down Block A-9 Spanish Power Supply CordGerman French