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Cabletron Systems SEHI-24, SEHI-22, SEHI-32, SEHI-34 manual A-3

Models: SEHI-24 SEHI-32 SEHI-34 SEHI-22

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Page 86

TWISTED PAIR WIRING TABLES

Table A-1. Twisted Pair Wiring

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

From		Into and Out of 50			Into Punch Down
SEHI-32/34		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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Cabletron Systems SEHI-24, SEHI-22, SEHI-32, SEHI-34 manual A-3

Contents

10BASE-T Intelligent 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 InstallationConnecting to the Network Local ManagementContents Appendix B Twisted Pair Wiring Tables A-1 Using this Manual Chapter IntroductionIntroduction Getting Help Sehi OverviewPolarity Detection and Correction Sehi FeaturesRepeater Functionality Flash EEPROMsLocal Management Reset ButtonLanview LEDs Stackable CapabilitiesIntroduction Optional Features EpimRelated Manuals Daughter Board Upgrade KitRack Mount or Wall Mount Hardware Cable 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 SEHI-22 and SEHI-24 Network Port Speciﬁcations SEHI-32 and SEHI-34 Network Port SpeciﬁcationsPin Champ Connector Installation REQUIREMENTS/SPECIFICATIONS Epim Specifications EPIM-TEPIM-F1 and EPIM-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-XCOM Transceiver RequirementsGeneral Delay Times Start of PacketsDelay Times JAM PreambleOutput Min. Load Max. Load Max Power Fault ProtectionPower Supply Requirements JAM OutputSafety PhysicalInstalling the Sehi Unpacking the SehiStacking the Sehi Stacking the Sehi Attaching the Strain Relief Bracket Disconnect SEH and Sehi Interconnect Cables At the OUT PortInstalling the Sehi in the Rack Rack Mounting the SehiWall Mounting the Sehi Free-Standing Installation Shelf or Table-top InstallationInstallation Connecting the Sehi to the Power Source Connecting the Sehi to the Network Connecting to Network Ports, SEHI-22 and SEHI-24EPIM-2 Connecting to Network Ports, SEHI-32 and SEHI-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 CPURCV Troubleshooting CLNUsing the Reset Button LNKChapter Local Management Local Management Management Terminal Requirements Console Cable Conﬁguration Management Terminal ConnectionGeneral Setup Management Terminal Setup ParametersMenu Function Selection Display Setup SetupLocal Management Accessing Local Management Sehi Local ManagementFeature Selection Screen Local Management Using the Local Management Screens Community Name Table ScreenAccess Community NameEditing the Community Name Field Conﬁguration Screen IP AddressSetting the IP Address Default GatewayPort Enable Override SubNet MaskSetting the Subnet Mask Setting the Default Gateway Using the Port Enable OverrideExiting the Configuration Screen Trap Table ScreenTraps Configuring the Trap TableSnmp Community Name Trap IP AddressExiting the Trap Table Screen Snmp Tools ScreenSet OID PrependGet Get NextStep WalkRecall-OID CyclesGetting Individual OIDs Getting the Next OIDSetting an OID Viewing Multiple OIDsCycling Through OIDs Walking Through OIDsStepping Through OIDs Exiting the Snmp Tools Screen Device Statistics ScreenAlignment Errors Errors ReceivedCRC Errors Port Admin. StatusUpdate-Freq Enable PortDisable Port Port Seg. StatusUsing the Enable Port Command Selecting the Appropriate Module/PortUsing the Disable Port Command Exiting the Device Statistics ScreenAppendix 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 SEHI-32/34 Punch Wall Plate Champ Down Block If Required Ethernet DeviceFigure A-1. Punch Down Block A-9 Spanish Power Supply CordGerman French