3Com 1100 manual Modem Cable, RJ45 Pin, Assignments, Pin Number Signal Function

Page 42

42APPENDIX B: PIN-OUTS

Modem Cable

9-pin to RS-232 25-pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RJ45 Pin

Pin assignments are identical for 10BASE-T and 100BASE-TX RJ45

Assignments

connectors

 

Table 6 Pin assignments

Pin Number

Signal

Function

 

 

 

Ports configured as MDI

 

 

1

TxData +

Transmit data

2

TxData –

Transmit data

3

RxData +

Receive Data

4

Not assigned

 

5

Not assigned

 

6

RxData –

Receive data

7

Not assigned

 

8

Not assigned

 

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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Page 41 Page 43
Contents SuperStack II Switch 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents PIN -OUTS Page Page About this Guide Conventions Icon DescriptionConvention Description Related DocumentationComments YearCompliance Pddtechpubscomments@3com.comIntroducing the Switch Switch AboutSuperStack Switch Front View Detail Port Connections 10BASE-T Ports10BASE-T/100BASE-TX Ports LED Color IndicatesSwitch 1100 Rear View Detail LabelIntroducing the Switch Examples ConfigurationNetwork NetworkUsing the Switch 1100 to segment your network Using the Switch 1100 in a desktop environment Fast Ethernet configuration rules Configuration Rules with Full Duplex Introducing the Switch Installing the Switch Rack-mounting Repeat steps 2 and 3 for the other side of the Switch Wall-mountingFitting a bracket for wall-mounting Stacking Units You only need one Matrix Module for each stack Stacking Units Switch Power-upPowered-up and ready for operation SequenceChoosing Problem Suggested Solution Managing Installing the Switch Safety Information Important Safety InformationPersonnel only Important Safety Information ’information de Sécurité Importante’information de Sécurité Importante Wichtige Sicherheitsinformat ionen PIN-OUTS PC-AT Serial CableRJ45 Pin Pin Number Signal FunctionModem Cable AssignmentsTechnical Specifications Protocols Used for Administration Terminal EmulationYear 2000 Compliance Online Technical ServicesTechnical Support World Wide Web Site408 654 Access by Analog ModemAccess by Digital Modem Country Data Rate Telephone Number408 727 Latin America Asia Pacific RimEurope North AmericaCountry Telephone Number Fax Number Appendix D Technical Support Glossary Ethernet CollisionEndstation Fast EthernetLine speed HubIP address LoopRepeater MulticastProtocol RouterGlossary Glossary Index 10BASE-T Superstack II Switch Warranties Exclusive EMC Statements
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