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Cabletron Systems THN-MIM manual

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Table of contents for the manual

  • Page 1

    COAXIAL MEDIA INTERFACE MODULE (THN-MIM) INSTALLATION GUIDE The Complete Networking Solution™ CABLETRON SYSTEMS, P. O. Box 5005, Rochester, NH 03867-0505[...]

  • Page 2

    NOTICE 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 subject to change[...]

  • Page 3

    NOTICE ii FCC NOTICE This device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. NOTE: This equipment has been tested and found to comply [...]

  • Page 4

    CONTENTS iii TABLE OF CONTENTS CHAPTER 1 INTRODUCTION 1.1 INTRODUCTION ........................................................................ 1-1 1.2 USING THIS MANUAL .............................................................. 1-2 1.3 SPECIFICATIONS ...................................................................... 1-2 1.4 RELATED USER MA[...]

  • Page 5

    CONTENTS iv[...]

  • Page 6

    INTRODUCTION Page 1-1 CHAPTER 1 INTRODUCTION 1.1 INTRODUCTION Cabletron Systems Coaxial Media Interface Module (THN-MIM) provides 12 Ethernet/lEEE 802.3 coaxial cable connectors per module. When used with the MMAC-8 ™ enclosure, up to 84 coaxial segments can be connected to one MMAC ™ . The THN-MIM can be mixed with other Media Interface Module[...]

  • Page 7

    INTRODUCTION Page 1-2 can be connected directly to the module. Each of these segments supports one device. The entire THN-MIM or each port on the MIM can be controlled via the IRM in your MMAC. The IRM can be accessed directly through a console port on the front panel or be controlled and managed in-band using Cabletron Systems Remote LANVIEW/Windo[...]

  • Page 8

    INTRODUCTION Page 1-3 NOTE: Cabletron Systems reserves the right to change these specifications at any time without notice. BNC INTERFACE (Ports 1-12) Type: BNC receptacle, with gold center contact, for use with BNC type plugs and RG-58 thin-net cable. Internal Transceiver: Cabletron Systems TMS-3 Transceiver. For further information, refer to the [...]

  • Page 9

    INTRODUCTION Page 1-4 SAFETY WARNING: It is the responsibility of the person who sells the system of which the THN-MIM will be a part, to ensure that the total system meets allowed limits of conducted and radiated emissions. Designed in accordance with UL478, UL910, NEC 725-2(b), CSA, IEC, TUV, VDE class A. Meets FCC part 15, Class A limits. SERVIC[...]

  • Page 10

    INSTALLATION Page 2-1 CHAPTER 2 INST ALLA TION 2.1 INTRODUCTION The Cabletron Systems THN-MIM is designed for quick and easy installation into an MMAC. No special skills or tools are required to install this module. 2.2 NETWORK DESIGN GUIDELINES The following network design guidelines must be followed when connecting segments to the THN-MIM. If not[...]

  • Page 11

    INSTALLATION Page 2-2 Since the ports on the module are internally terminated, the end of the segment that will be connected to the module will not be a tee connector or terminator. 2.2.2 Thin-net Segments (THN-MIM7593 only) The following network design guideline must be followed when connecting 75 or 93 ohm coaxial cable segments to the THN-MIM759[...]

  • Page 12

    INSTALLATION Page 2-3 • The THN-MIM7593 does not report false collisions to the IRM. However, if a non-Cabletron Systems Ethernet device is connected to the segment, it is possible for false collisions to be generated. Non-Cabletron System devices should be thoroughly tested before using them with the THN-MIM7593. 2.2.3 Thick-net Segments • 50 [...]

  • Page 13

    INSTALLATION Page 2-4 2.3 INSTALLATION Install the THN-MIM into the MMAC as follows: CAUTION: Observe all electrostatic precautions when handling the THN-MIM. Static discharges will damage the module. 1. Remove the unit from the shipping box. 2. Slide the two foam end caps off the unit. 3. Remove the unit from the protective plastic bag and set the[...]

  • Page 14

    TESTING AND LANVIEW Page 3-1 CHAPTER 3 TESTING AND LANVIEW 3.1 INTRODUCTION This section lists procedures to ensure that the segments connected to the Cabletron Systems THN-MIM are operating properly. A description of LANVIEW LEDs and their function in troubleshooting physical layer network problems are also provided. 3.2 INSTALLATION CHECK-OUT Thi[...]

  • Page 15

    TESTING AND LANVIEW Page 3-2 At least 100 packets should be sent and received with no errors. The packets will be received from and sent back to the LAN-MD acting as the SERVER . When the applicable segment(s) connected to the THN-MIM have successfully completed these tests, the segments are ready for normal operation. If any failures were noted, p[...]