Manuals / Cabletron Systems / Computer Equipment / Network Card

Cabletron Systems BRIM-F6 Cable Specifications, Shielded Twisted Pair Transmitter Specifications

Models: BRIM-F6

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Shielded Twisted Pair Transmitter Specifications

Shielded Twisted Pair Transmitter Specifications

Unshielded Twisted Pair Receiver

(Signal Detect)

Deassert time

10 ∝sec typical

350 ∝sec maximum

Shielded Twisted Pair Transmitter Speciﬁcations

Shielded Twisted Pair Transmitter

Amplitude	1.285 Vpk maximum
	1.165 Vpk minimum

Rise time	3 nsec minimum
	5 nsec maximum

Fall time	3 nsec minimum
	5 nsec maximum

Rise/Fall variation	0.5 nsec maximum

Overshoot	5% maximum

Shielded Twisted Pair Receiver

(Signal Detect)

Assert time	10 ∝sec typical
	100 ∝sec maximum

Deassert time	10 ∝sec typical
	350 ∝sec maximum

4.2Cable Specifications

The FDDI Physical Layer Medium Dependent (PMD), Twisted Pair Physical Layer Medium Dependent (TP-PMD), and Single Mode Fiber Physical Layer Medium Dependent (SMF-PMD) ANSI standards deﬁne cable requirements as follows:

BRIM-F6 User’s Guide

Page 4-5

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Cabletron Systems Cable Specifications, Shielded Twisted Pair Transmitter Specifications, BRIM-F6 User’s Guide, Page

Contents

BRIM-F6 USER’S GUIDE Page CHAPTER CONTENTSCHAPTER CHAPTERPage CHAPTER INTRODUCTION 1.2 Getting Help 1.1 Using This ManualBridging 1.4 BRIM-F6 Features1.3 BRIM-F6 Overview Connectivity1.5 Related Documentation 2.1 Unpacking the BRIM and the FPIMs CHAPTER INSTALLATION2.2 Installing the FPIMs 2.3 Installing the BRIM-F6 2.3.1 Installing a BRIM-F6 into a MIM Figure 2-3. Installing the BRIM-F6 To install the BRIM-F6 ribbon cable 2.3.2 Installing a BRIM-F6 into a Hub 10. Reinstall the coverplate/faceplate screws and standoff screws CHAPTER USING LANVIEW XMT Transmit CHAPTER 3 USING LANVIEWTWR Twisted Ring WRP Wrap4.1 Fiber Optic Interface CHAPTER SPECIFICATIONSPage CHAPTER 4 SPECIFICATIONSMultimode Receiver Signal Detect Single Mode Speciﬁcations Single Mode TransmitterBRIM-F6 User’s Guide Single Mode SpecificationsSingle Mode Receiver Signal Detect Single Mode ReceiverUnshielded Twisted Pair Transmitter CHAPTER 4 SPECIFICATIONSUnshielded Twisted Pair Receiver Signal Detect Unshielded Twisted Pair SpeciﬁcationsShielded Twisted Pair Receiver Signal Detect 4.2 Cable SpecificationsShielded Twisted Pair Transmitter Specifications Unshielded Twisted Pair Receiver Signal DetectTwisted Pair Cable Length CHAPTER 4 SPECIFICATIONSMultimode Fiber Optic Cable Length Single Mode Fiber Optic Cable Length4.3 Twisted Pair Pinout Configuration Signal 4.5 Safety4.4 Environment CHAPTER 4 SPECIFICATIONSAPPENDIX A BASIC FDDI NETWORKS Page A-2 APPENDIX A BASIC FDDI NETWORKSFigure A-1. Typical FDDI Physical Installation Figure A-2. Wrapping a Broken Ring Figure A-3. FDDI Structure and the OSI Network Model Figure A-4. Token and Frame Formats Figure A-5. SMT Management Organization V - valid connection X - illegal connection Figure A-6. Dual Homing Topology Single Attached APPENDIX A BASIC FDDI NETWORKSPage A-10 BRIM-F6 User’s GuideFigure A-8. Duplex Fiber Optic Receptacles and Connectors Optical bypass switches, concentrators, and bridges exist throughout FDDI networks. These devices allow creation of ring topologies that meet the speciﬁc needs of different network applications Figure A-9. Optical Bypass Switch Figure A-10. FDDI Devices A.7.3 Attenuation A.7.2 Drive DistanceA.7.5 Number of Stations A.7.4 BandwidthBRIM-F6 User’s Guide Figure A-11. Physical Device Connections16 PHYSICAL CONNECTIONS Design Considerations For FDDI Networks