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3Com DUA1800-0AAA04 Token Ring RJ45 - Pin Assignments, Ring-In and Ring-Out Pin Assignments

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D-4 APPENDIX D: PIN AND CIRCUIT ASSIGNMENTS

DUA1800-0AAA04

Token Ring RJ45 - Pin AssignmentsRing-In and Ring-Out Pin Assignments

Signal Purpose R/I Pins R/O Pins

Tx+ Transmit Data 5 1

Tx- Transmit Data Inverted 9 6

Rx+ Receive Data 1 5

Rx- Receive Data Inverted 6 9

+5V Phantom Power 3 3

gnd Ground 2,4,7,8 2,4,7,8

12345678

RED (RX)

BLACK (TX)

GREEN (RX)

ORANGE (TX)

Front View

Chassis.bk : APPENDD Page 4 Monday, February 10, 1997 1:11 PM

Contents

Main Chassis.bk : FRONT Page 2 Monday, February 10, 1997 1:11 PM C 1 2 3 Chassis.bk : CHASSIS.TOC Page 4 Monday, February 10, 1997 1:11 PM 4 5 A B C D E F Chassis.bk : CHASSIS.TOC Page 6 Monday, February 10, 1997 1:11 PM I RADIO FREQUENCY INTERFERENCE STATEMENTS LIMITED WARRANTY ABOUT THIS GUIDE Chassis.bk : PREFACE Page ix Monday, February 10, 1997 1:11 PM About This Guide A Word About Safety Special Messages Chassis.bk : PREFACE Page x Monday, February 10, 1997 1:11 PM How to Use This Guide 1 Chassis.bk : CHAPTER1 Page 1 Monday, February 10, 1997 1:11 PM MSH? The LinkBuilder MSH Page Chassis.bk : CHAPTER1 Page 3 Monday, February 10, 1997 1:11 PM The Chassis Chassis.bk : CHAPTER1 Page 4 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER1 Page 5 Monday, February 10, 1997 1:11 PM The Backplane Chassis.bk : CHAPTER1 Page 6 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER1 Page 7 Monday, February 10, 1997 1:11 PM The Modules Chassis.bk : CHAPTER1 Page 8 Monday, February 10, 1997 1:11 PM Power Supply Units (PSU) Chassis.bk : CHAPTER1 Page 9 Monday, February 10, 1997 1:11 PM The Thermal Management Unit (TMU) Chassis.bk : CHAPTER1 Page 10 Monday, February 10, 1997 1:11 PM The Cable Support Tray Management Of The LinkBuilder MSH Chassis.bk : CHAPTER1 Page 11 Monday, February 10, 1997 1:11 PM Page 2 Chassis.bk : CHAPTER2 Page 1 Monday, February 10, 1997 1:11 PM MSH Chassis.bk : CHAPTER2 Page 2 Monday, February 10, 1997 1:11 PM A Suitable Site For Installation Installing The Chassis Chassis.bk : CHAPTER2 Page 3 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 4 Monday, February 10, 1997 1:11 PM Installation Into A 19 Inch Rack Chassis.bk : CHAPTER2 Page 5 Monday, February 10, 1997 1:11 PM The Locking Bar Assembling The LinkBuilder MSH Chassis.bk : CHAPTER2 Page 6 Monday, February 10, 1997 1:11 PM Safety Information Chassis.bk : CHAPTER2 Page 7 Monday, February 10, 1997 1:11 PM The Power Supply Unit And Power Inlet Panel Chassis.bk : CHAPTER2 Page 8 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 9 Monday, February 10, 1997 1:11 PM Installing The Power Supply Unit Chassis.bk : CHAPTER2 Page 10 Monday, February 10, 1997 1:11 PM Page Chassis.bk : CHAPTER2 Page 12 Monday, February 10, 1997 1:11 PM Removing The Power Supply Unit Chassis.bk : CHAPTER2 Page 13 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 14 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 15 Monday, February 10, 1997 1:11 PM Removing The Display Panel Chassis.bk : CHAPTER2 Page 16 Monday, February 10, 1997 1:11 PM The Thermal Management Unit Chassis.bk : CHAPTER2 Page 17 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 18 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 19 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 20 Monday, February 10, 1997 1:11 PM The Cable Support Tray Chassis.bk : CHAPTER2 Page 21 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER2 Page 22 Monday, February 10, 1997 1:11 PM Completing The Installation Chassis.bk : CHAPTER2 Page 23 Monday, February 10, 1997 1:11 PM Network Cabling Power-up The LinkBuilder MSH Storing The User Guides Chassis.bk : CHAPTER2 Page 24 Monday, February 10, 1997 1:11 PM Page 3 Chassis.bk : CHAPTER3 Page 1 Monday, February 10, 1997 1:11 PM MSH C Chassis.bk : CHAPTER3 Page 2 Monday, February 10, 1997 1:11 PM Ethernet Modules Chassis.bk : CHAPTER3 Page 3 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 4 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 5 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 6 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 7 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 8 Monday, February 10, 1997 1:11 PM 3-8 CHAPTER 3: INSTALLING MODULES INTO THE MSH CHASSIS Figure 3-3 Using transceiver modules Chassis.bk : CHAPTER3 Page 9 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 10 Monday, February 10, 1997 1:11 PM Token Ring Modules Chassis.bk : CHAPTER3 Page 11 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 12 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 13 Monday, February 10, 1997 1:11 PM FDDI Modules Chassis.bk : CHAPTER3 Page 14 Monday, February 10, 1997 1:11 PM Handling Modules Chassis.bk : CHAPTER3 Page 15 Monday, February 10, 1997 1:11 PM Before You Begin Chassis.bk : CHAPTER3 Page 16 Monday, February 10, 1997 1:11 PM Blanking Plates Choosing Slots For Modules LinkBuilder MSH Modules Chassis.bk : CHAPTER3 Page 17 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 18 Monday, February 10, 1997 1:11 PM Installing/Removing A Module Page Chassis.bk : CHAPTER3 Page 20 Monday, February 10, 1997 1:11 PM Removing A Module LinkBuilder ECS Modules Chassis.bk : CHAPTER3 Page 21 Monday, February 10, 1997 1:11 PM Installing/Removing LinkBuilder ECS Modules Chassis.bk : CHAPTER3 Page 22 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 23 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 24 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER3 Page 25 Monday, February 10, 1997 1:11 PM Page 4 Chassis.bk : CHAPTER4 Page 1 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER4 Page 2 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER4 Page 3 Monday, February 10, 1997 1:11 PM The LEDs Chassis.bk : CHAPTER4 Page 4 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER4 Page 5 Monday, February 10, 1997 1:11 PM Testing LEDs Resetting The LinkBuilder MSH Chassis.bk : CHAPTER4 Page 6 Monday, February 10, 1997 1:11 PM Management The Four-button Keypad Chassis.bk : CHAPTER4 Page 7 Monday, February 10, 1997 1:11 PM The RS232 Serial Port The Network Manager Page 5 Chassis.bk : CHAPTER5 Page 1 Monday, February 10, 1997 1:11 PM Spares Spot Checks Chassis.bk : CHAPTER5 Page 2 Monday, February 10, 1997 1:11 PM Chassis.bk : CHAPTER5 Page 3 Monday, February 10, 1997 1:11 PM Cleaning Removing And Replacing Equipment Fault Diagnosis Using The LEDs Chassis.bk : CHAPTER5 Page 4 Monday, February 10, 1997 1:11 PM Obtaining Help Chassis.bk : CHAPTER5 Page 5 Monday, February 10, 1997 1:11 PM Page A Chassis.bk : APPENDA Page 1 Monday, February 10, 1997 1:11 PM Standards and Approvals Safety Environmental Chassis.bk : APPENDA Page 2 Monday, February 10, 1997 1:11 PM Functional BABT Approval B Chassis.bk : APPENDB Page 1 Monday, February 10, 1997 1:11 PM MSH Chassis - 3C18000 and 3C18001 Display Panel - 3C18006 Chassis.bk : APPENDB Page 2 Monday, February 10, 1997 1:11 PM 375W Power Supply Unit - 3C18011 525W Power Supply Unit - 3C18012 Chassis.bk : APPENDB Page 3 Monday, February 10, 1997 1:11 PM Thermal Management Unit - 3C18005 ECS - MSH Module Converter - 3C18082 Chassis.bk : APPENDB Page 4 Monday, February 10, 1997 1:11 PM Miscellaneous Weight of blanking panels C Chassis.bk : APPENDC Page 1 Monday, February 10, 1997 1:11 PM L Calculating Power Consumption Chassis.bk : APPENDC Page 2 Monday, February 10, 1997 1:11 PM Chassis.bk : APPENDC Page 3 Monday, February 10, 1997 1:11 PM Chassis.bk : APPENDC Page 4 Monday, February 10, 1997 1:11 PM D D-2 APPENDIX D: PIN AND CIRCUIT ASSIGNMENTS DUA1800-0AAA04 Ethernet Telco - Pin Assignments Chassis.bk : APPENDD Page 2 Monday, February 10, 1997 1:11 PM Port Number Telco Connector Pin Number Telco Signal Name To Chassis.bk : APPENDD Page 3 Monday, February 10, 1997 1:11 PM Ethernet Telco - Pin Assignments D-3 Token Ring RJ45 - Pin Assignments Chassis.bk : APPENDD Page 4 Monday, February 10, 1997 1:11 PM Ring-In and Ring-Out Pin Assignments Front View RS232 Serial Port - Pin Assignments Chassis.bk : APPENDD Page 5 Monday, February 10, 1997 1:11 PM Status Input Connector Page E Chassis.bk : APPENDE Page 1 Monday, February 10, 1997 1:11 PM Product Numbers Chassis Components Chassis.bk : APPENDE Page 2 Monday, February 10, 1997 1:11 PM Ethernet Products Chassis.bk : APPENDE Page 3 Monday, February 10, 1997 1:11 PM Token Ring Products FDDI Products Suppliers Chassis.bk : APPENDE Page 4 Monday, February 10, 1997 1:11 PM F Chassis.bk : TSUPPORT Page 1 Monday, February 10, 1997 1:11 PM On-line Technical Services 3Com Bulletin Board Service (3ComBBS) Chassis.bk : TSUPPORT Page 2 Monday, February 10, 1997 1:11 PM Ask3Com on CompuServe 3ComFacts Automated Fax Service 3Com Documentation on CD-ROM Chassis.bk : TSUPPORT Page 3 Monday, February 10, 1997 1:11 PM Support from Your Network Supplier Chassis.bk : TSUPPORT Page 4 Monday, February 10, 1997 1:11 PM Support from 3Com Returning Products for Repair Chassis.bk : TSUPPORT Page 5 Monday, February 10, 1997 1:11 PM Page I Chassis.bk : CHASSIS.IX Page 1 Monday, February 10, 1997 1:11 PM Numerics A B L Chassis.bk : CHASSIS.IX Page 2 Monday, February 10, 1997 1:11 PM M N P Page Page RADIO FREQUENCY INTERFERENCE S Chassis.bk : RFISTATS Page 1 Monday, February 10, 1997 1:11 PM FCC Statement CSA Statement Information To The User Chassis.bk : RFISTATS Page 2 Monday, February 10, 1997 1:11 PM LIMITED WARRANTY Chassis.bk : WARRANTY Page 1 Monday, February 10, 1997 1:11 PM Chassis.bk : WARRANTY Page 2 Monday, February 10, 1997 1:11 PM