Cabletron Systems SEH-32, SEH-34, SEH-24 manual A-3

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TWISTED PAIR WIRING TABLES

Table A-1. Twisted Pair Wiring

from an SEH-32/34 to a Punch Down Block (Continued)

From		Into and Out of			Into Punch Down
SEH-32/34		50-Pin Feeder Cable			Block

Port 8/20
	Pin	Pin			Pin
RX+	40	40	Black/Gray	RX+	A29	Black/Gray	RX+
RX-	15	15	Gray/Black	RX-	A30	Gray/Black	RX-
TX+	41	41	Yellow/Blue	TX+	A31	Yellow/Blue	TX+
TX-	16	16	Blue/Yellow	TX-	A32	Blue/Yellow	TX-
Port 7/19
	Pin	Pin			Pin
RX+	38	38	Black/Green	RX+	A25	Black/Green	RX+
RX-	13	13	Green/Black	RX-	A26	Green/Black	RX-
TX+	39	39	Black/Brown	TX+	A27	Black/Brown TX+
TX-	14	14	Brown/Black	TX-	A28	Brown/Black TX-
Port 6/18
	Pin	Pin			Pin
RX+	36	36	Black/Blue	RX+	A21	Black/Blue	RX+
RX-	11	11	Blue/Black	RX-	A22	Blue/Black	RX-
TX+	37	37	Black/Orange TX+		A23	Black/OrangeTX+
TX-	12	12	Orange/Black TX-		A24	Orange/BlackTX-
Port 5/17
	Pin	Pin			Pin
RX+	34	34	Red/Brown	RX+	A17	Red/Brown	RX+
RX-	9	9	Brown/Red	RX-	A18	Brown/Red	RX-
TX+	35	35	Red/Gray	TX+	A19	Red/Gray	TX+
TX-	10	10	Gray/Red	TX-	A20	Gray/Red	TX-

Page A-3

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Contents 10BASE-T Stackable HUB USER’S Guide Printed On Recycled Paper DOC Notice FCC NoticeCabletron Software Program License Cabletron SYSTEMS, INC Program License AgreementUnited States Government Restricted Rights Exclusion of Warranty Disclaimer of LiabilityTable of Contents Connecting to the Network Contents InstallationTroubleshooting Appendix B Twisted Pair Wiring Tables A-1Chapter Introduction Using this ManualSEH Overview Introduction Getting HelpSEH Features Repeater FunctionalityPolarity Detection and Correction Optional Features Stackable CapabilitiesEpim HubSTACK Interconnect Cables Daughter Board Upgrade KitPart Description Application Number Rack Mount or Wall Mount HardwareHubSTACK Interconnect Cable Requirements Cable SpecificationsInsertion Loss LengthImpedance JitterTemperature DelayCrosstalk NoiseCable Type Attenuation Maximum Cable Length Fiber Optic Budget and Propagation DelayInstallation REQUIREMENTS/SPECIFICATIONS Thin-net Network Requirements for the EPIM-C Module ConnectorsCable Type TerminatorsNetwork Port Specifications AUI Cable Requirements for the EPIM-A and EPIM-X ModulesAUI Cable SEH-32 and SEH-34 Network Port Speciﬁcations SEH-22 and SEH-24 Network Port SpeciﬁcationsPin Champ Connector EPIM-T Installation REQUIREMENTS/SPECIFICATIONS Epim SpecificationsParameter Typical Worst Worst Case Typical Value Budget EPIM-F1/F2EPIM-F3 EPIM-F3Parameter Typical Minimum Maximum EPIM-C Connector TypeEPIM-A and EPIM-X EPIM-A and EPIM-X AUI PortDelay Times Start of Packets Operating SpecificationsDelay Times JAM GeneralPower Supply Requirements Fault ProtectionOutput Min. Load Max. Load Max Power JAM OutputPhysical SafetyUnpacking the SEH Installing the SEHStacking the SEH SEH-2410BASE-T HUB with Lanview Disconnect SEH and Sehi Interconnect Cables At the OUT Port Attaching the Strain Relief BracketRack Mounting the SEH Installing the SEH in the RackWall Mounting the SEH Shelf or Table-top Installation Free-Standing InstallationInstallation Connecting the SEH to the Power Source Connecting Network Ports SEH-22 and SEH-24 Connecting the SEH to the NetworkEPIM-2 Connecting Network Ports SEH-32 and SEH-34 EPIM-T Cross-over Switch Connecting a UTP Segment to an EPIM-TConnecting 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-AConnecting an AUI Cable to an EPIM-X On Position Toward Back Epim OFF Position Toward Front Finishing the InstallationInstallation CHECK-OUT Chapter TroubleshootingUsing Lanview Mgmt Green Flashing PWR Green CLN Red RCV Yellow Flashing LNK Green Twisted Pair Wiring Tables Appendix a Twisted Pair Wiring TablesA-2 A-3 A-4 From Punch Down To RJ-45 Into Block Wallplate Ofﬁce 10BASE-TDrop Device A-6 A-7 Champ Down Block If Required Ethernet Device SEH-32/34 Punch Wall PlateFigure A-1. Punch Down Block A-9 German Power Supply CordSpanish French