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Cabletron Systems 38 - page 1
FOMIM-32/36/38 FIBER OPTIC MEDIA INTERFACE MODULE USER’ S GUIDE ...
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Cabletron Systems 38 - page 2
FOMIM User ’s Guide i NOTICE Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made. The hardware, firmware, or software described in this manual is ...
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Cabletron Systems 38 - page 3
Notice ii FOMIM User ’s Guide DOC NOTICE This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications. Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites applicables ...
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Cabletron Systems 38 - page 4
Notice FOMIM User ’s Guide iii CABLETRON SOFTWARE PROGRAM LICENSE 1. LICENSE . You have the right to use only the one (1) copy of the Program provided in this package subject to the terms and conditions of this License Agreement. Y ou may not copy , reproduce or transmit any part of the Program except as permitted by the Copyright Act of the Unit ...
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Cabletron Systems 38 - page 5
Notice iv FOMIM User ’s Guide DECLARATION OF CONFORMITY Application of Council Directive(s): 89/336/EEC 73/23/EEC Manufacturer ’ s Name: Cabletron Systems, Inc. Manufacturer ’ s Address: 35 Industrial Way PO Box 5005 Rochester, NH 03867 European Representative Name: Mr. J. Solari European Representative Address: Cabletron Systems Limited Nexu ...
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Cabletron Systems 38 - page 6
FOMIM User’ s Guide v CONTENTS CHAPTER 1 INTRODUCTION 1.1 Using This Manual ....................................................................... 1-1 1.2 Document Conventions ............................................................... 1-3 1.3 Fiber Optic Media Interface Modules........................................... 1-3 1.3.1 Distance a ...
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Cabletron Systems 38 - page 7
Contents vi FOMIM User’ s Guide ...
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Cabletron Systems 38 - page 8
FOMIM User’ s Guide 1-1 CHAPTER 1 INTR ODUCTION W elcome to the Cabletron Systems FOMIM-32/36/38 Fiber Optic Media Interface Module User’s Guide . W e hav e designed this manual to serve as a simple installation and reference guide for the FOMIM, and to explain the capabilities and special features of the module. Before using the FOMIM, you nee ...
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Cabletron Systems 38 - page 9
Chapter 1: Introduction 1-2 FOMIM User’ s Guide Figure 1-1 The FOMIMs It is assumed that you hav e a general working kno wledge of Ethernet or IEEE 802.3 type data communications networks and their physical layer components. ...
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Cabletron Systems 38 - page 10
Document Con ventions FOMIM User’ s Guide 1-3 1.2 DOCUMENT CON VENTIONS The follo wing con ventions are used throughout this document: 1.3 FIBER OPTIC MEDIA INTERFACE MODULES Cabletron Systems Fiber Optic Media Interface Modules pro vide a choice of six, twelve, or eighteen ports with ST connectors. 1.3.1 Distance and Cable T ype The FOMIMs suppo ...
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Cabletron Systems 38 - page 11
Chapter 1: Introduction 1-4 FOMIM User’ s Guide 1.3.2 Multi Media Access Centers The Cabletron Systems Fiber Optic Media Interface Modules are designed to be installed into the Cabletron Systems Multi Media Access Center (MMA C). The modular design of the MMA C allows the FOMIM to co-exist with other Media Interf ace Modules (MIMs) to provide a v ...
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Cabletron Systems 38 - page 12
LANVIEW Status Monitoring System FOMIM User’ s Guide 1-5 Figure 1-2 LANVIEW LEDs The follo wing discusses the function of each LANVIEW LED on the FOMIM (Figure 1-2). Note that there is one Link OK (LNK) and one Recei ve (RCV) LED for each port on the MIM, as well as one Error (ERR) and one Collision (CLN) LED for the entire MIM. Link OK (LNK) LED ...
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Cabletron Systems 38 - page 13
Chapter 1: Introduction 1-6 FOMIM User’ s Guide Error (ERR) LED When lit, this red LED indicates the temperature within the MMA C chassis has risen to 40 ° C or greater . The FOMIM alerts the management board, and the FOMIM in turn recei ves a signal to light the LED. 1.5 RELATED MANUALS The manuals listed belo w should be used to supplement the ...
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Cabletron Systems 38 - page 14
Getting Help FOMIM User’ s Guide 1-7 • The serial and re vision numbers of all Cabletron Systems products in the network • The de vice history (i.e., have you returned the de vice before, is this a recurring problem, etc.) • Any pre vious Return Material Authorization (RMA) numbers ...
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Cabletron Systems 38 - page 15
Chapter 1: Introduction 1-8 FOMIM User’ s Guide ...
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Cabletron Systems 38 - page 16
FOMIM User’ s Guide 2-1 CHAPTER 2 NETW ORK REQUIREMENTS AND INSTALLATION This chapter begins with netw ork design guidelines in Section 2.1, Network Cable Requirements , that must be met before installing the module in a network. It then pro vides instructions for installing the Cabletron Systems Fiber Optic Media Interface Module into the MMA C ...
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Cabletron Systems 38 - page 17
Chapter 2: Network Requirements and Installation 2-2 FOMIM User’ s Guide Propagation delay is the amount of time it takes a packet to travel from the sending device to the receiving device. Total propagation delay allowed for the entire network is 25.6 µ s. If the total propagation delay between any two nodes on the network exceeds 25.6 µ s, th ...
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Cabletron Systems 38 - page 18
Installing the FOMIM into the MMA C FOMIM User’ s Guide 2-3 2.3 INSTALLING THE FOMIM INTO THE MMA C Y ou can easily install the FOMIM into a Multi Media Access Center with a Flexible Netw ork Bus (MMA C-FNB). Install the FOMIM into the MMA C as follo ws: 1. Power down the MMAC hub. 2. Remove any chassis safety bars present on the front of the MMA ...
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Cabletron Systems 38 - page 19
Chapter 2: Network Requirements and Installation 2-4 FOMIM User’ s Guide 2.4 CONNECTING FIBER OPTIC CABLING TO THE FOMIM Each fiber optic link consists of two strands of fiber optic cabling: the transmit (TX) and the recei ve (RX). The transmit strand from a module port connects to the recei ve port of a fiber optic Ethernet de vice at the oth ...
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Cabletron Systems 38 - page 20
Connecting Fiber Optic Cabling to the FOMIM FOMIM User’ s Guide 2-5 4. At the other end of the fiber optic cable, attach the fiber pair to the transmit and receive ports of the device. If link indicators are present for the fiber optic connection, check that they are ON. If an indicator is present but not ON, that port does not ha ve a v alid li ...
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Cabletron Systems 38 - page 21
Chapter 2: Network Requirements and Installation 2-6 FOMIM User’ s Guide ...
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Cabletron Systems 38 - page 22
FOMIM User’ s Guide 3-1 CHAPTER 3 T ESTING AND T R OUBLESHOOTING This chapter lists the installation checkout procedures necessary to v erify that the segments connected to your FOMIM are operating properly . The chapter concludes with a description of the LANVIEW LEDs and their use in troubleshooting physical layer network problems. 3.1 INSTALLA ...
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Cabletron Systems 38 - page 23
Chapter 3: T esting and T roub leshooting 3-2 FOMIM User’ s Guide 5. Disconnect the jumpers from the barrel connector. 6. Using the jumper, attach the optical power meter to one end of one strand of the link segment. 7. Using the other jumper, attach the other end of the same strand to the optical source unit. 8. Note the reading on the optical p ...
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Cabletron Systems 38 - page 24
Pre-Installation T est FOMIM User’ s Guide 3-3 4. If the LEDs are not lit, reverse the cable ends back to their original positions, and contact Cabletron Systems Technical Support for assistance. 3.2 PRE-INSTALLATION T EST Before installing the FOMIM in a li ve network, test the module in a controlled situation to ensure that it is repeating pack ...
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Cabletron Systems 38 - page 25
Chapter 3: T esting and T roub leshooting 3-4 FOMIM User’ s Guide If failures occur , refer to Section 3.3, Using LANVIEW , in this chapter . Figure 3-1 Pre-Installation T est 3.3 USING LANVIEW The FOMIM uses Cabletron Systems built-in visual diagnostic and status monitoring system called LANVIEW . W ith LANVIEW , network troubleshooting personne ...
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Cabletron Systems 38 - page 26
Using LANVIEW FOMIM User’ s Guide 3-5 If you are not able to resolve a problem with your FOMIM, call Cabletron Systems T echnical Support for assistance (see Chapter 1, Section 1.6, Getting Help ). T able 3-1 LANVIEW T roubleshooting Led Color Description Error Condition/Recommended Action LNK (Link/ Fiber Po r t ) Green When on, a link is establ ...
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Cabletron Systems 38 - page 27
Chapter 3: T esting and T roubleshooting 3-6 FOMIM User’ s Guide ...
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Cabletron Systems 38 - page 28
FOMIM User’ s Guide A-1 APPENDIX A FOMIM SPECIFICATIONS The operating specifications for the Cabletron Systems FOMIM are included in this Appendix. Cabletron Systems reserv es the right to change these specifications at any time without notice. A.1 OPERATING SPECIFICATIONS T able A-1 Fiber Optic Interface (All P or ts) T ransceiver Built-In Cab ...
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Cabletron Systems 38 - page 29
Appendix A: FOMIM Specifications A-2 FOMIM User’ s Guide A.2 EN VIR ONMENTAL REQUIREMENTS Operating T emperature: +5 ° to +40 ° C (41 ° to 104 ° F) Non-operating T emperature: -30 ° to +80 ° C (-22 ° to 176 ° F) Operating Humidity: 5% to 95% (non-condensing) T able A-2 Fiber Optic Interface (All P or ts) Parameter Typical Minimum Maximum ...
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Cabletron Systems 38 - page 30
Agency Appro vals FOMIM User’ s Guide A-3 A.3 AGENCY APPRO V ALS Designed in accordance with UL478, UL910, NEC 725-2(b), CSA, IEC, TUV , VDE Class A. Meets FCC Part 15, Class A limits. PHYSICAL PROPER TIES Dimensions: 34.04 D x 29.21 H x 5.08 W cm (13.4 D x 11.5 H x 2.0 W in) W eight: FOMIM-36: 0.57 kg (1.25 lb) FOMIM-32: 0.86 kg (1.90 lb) FOMIM- ...
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Cabletron Systems 38 - page 31
Appendix A: FOMIM Specifications A-4 FOMIM User’ s Guide ...
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Cabletron Systems 38 - page 32
FOMIM User’ s Guide Index-1 INDEX C Cable connecting 2-4 distance 1-3 requirements 2-1 CLN LED 1-5 Conventions 1-3 D Design guidelines 2-1 E ERR LED 1-5 F FOMIM installing 2-3 specifications A-1 unpacking 2-2 H Help 1-6 L LANVIEW location 1-4 troubleshooting 3-5 Link testing 3-1 LNK LED 1-5 M MMAC description 1-3 R RCV LED 1-5 Related manuals 1-5 ...
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Cabletron Systems 38 - page 33
Index Index-2 FOMIM User’ s Guide ...
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