3Com 3C16987 manual Pin Number Signal Function

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RJ45 Pin Assignments

43

Table 7 Pin assignments

Pin Number	Signal	Function

Ports configured as MDIX
1	RxData +	Receive Data
2	RxData –	Receive Data
3	TxData +	Transmit data
4	Not assigned
5	Not assigned
6	TxData –	Transmit data
7	Not assigned
8	Not assigned

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Contents User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents PIN-OUTS Support from 3Com Returning Products for Repair Page About this Guide Icon Description ConventionsConvention Description Documentation RelatedProduct YearCompliance CommentsIntroducing the Switch 3300 SM Summary of Features About SuperStack Switch 3300 SM10BASE-T / 100BASE-TX Ports Switch 3300 SM Front View DetailColor Indicates Port Status LEDs Power/Self Test LEDUnit LEDs Power Socket Switch 3300 SM Rear View DetailUnits on Examples ConfigurationSwitch 3300 SM as a NetworkUsing the Switch as a collapsed backbone SwitchSwitch Fast Ethernet configuration rules Configuration Rules with Full Duplex Configuration Rules for Gigabit Ethernet Installing the Switch Rack-mounting Fitting a bracket for rack mounting Repeat steps 2 and 3 for the other side of the SwitchTreated as a single manageable unit with one IP address Stacking Units3C16965. Contact your supplier for details You need only one SuperStack II Switch 3300 MM per stack Stack of three units Sequence Power-upPowered-up and ready for operation Switch 3300 SMColor State ChoosingCorrect Cables Port, you need a cross-overcable. Most of the 10BASE-TProblem Guide SwitchNetwork. For information on managing the Switch using ManagingSafety Information Information Important SafetyPersonnel only Important Safety Information Plus étroites ’information deSécurité Importante Personnel qualifié’information de Sécurité Importante Wichtige Sicherheitsinformat ionen Warnhinweis Faseroptikanschlüsse Optische Sicherheit Appendix a Safety Information Pin to RS-232 25-pin PIN-OUTSNull Modem Cable PC-AT Serial CableRJ45 Pin ConnectorsPin Number Signal Function Modem CablePin Number Signal Function Appendix B PIN-OUTS Technical Specifications Vlan MIB RFC Online Technical ServicesServices Technical Support408 727 Username anonymousCountry Telephone Number Asia, Pacific Rim Europe, South Africa, and Middle EastCountry Telephone Number Fax Number Glossary Ethernet BroadcastCollision EndstationLine speed See baud Repeater LoopMulticast ProtocolSTP See Spanning Tree Protocol STP Glossary Index Index 3Com Corporation Limited Warranty Included Services Limitation of Liability EMC Statements