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- Installation Manual
Cabletron Systems TRMIM-22 Installation Manual
Summary of TRMIM-22
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Cabletron systems, p.O. Box 5005, rochester, nh 03867-0505 trmim-22/24/42/44 token ring media interface modules installation guide.
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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 soft...
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Fcc 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 re- ceived, including interference that may cause undesired operation. N...
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Page 1-1 introduction chapter 1 introduction welcome to the token ring media interface modules installation guide. This manual serves as a reference for installing and troubleshooting cabletron systems trmim-22 , trmim-24 , trmim-42 , and trmim-44 . The trmim-22, trmim-24, trmim-42, and trmim-44 com...
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Page 1-2 introduction chapter 1, introduction, describes how to use this document, provides an overview of the features and capabilities of each concentrator module, and concludes with a list of related manuals. Chapter 2, installation requirements/specifications, lists the network requirements that...
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Page 1-3 introduction figure 1-1. The trmim-22, trmim-24, trmim-42, and trmim-44 token ring concentrator modules features of the concentrator module include: number of connections • trmim-22 12 - unshielded rj-45 ports • trmim-42 12 - shielded rj-45 ports • trmim-24 24 - unshielded rj-45 ports • trm...
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Page 1-4 introduction multiple concentrator modules several concentrator modules can be installed into a single mmac and configured as independent rings or linked together into a single ring network. Configuration guidelines can be found in chapter 3, installing the concentrator module. Multiple mma...
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Page 1-5 introduction 1.3 related manuals the manuals listed below should be used to supplement the procedures and other technical data provided in this manual. The procedures in them will be referenced, where appropriate, but will not be repeated. Cabletron systems multi media access center overvie...
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Page 1-6 introduction 1.5 getting help if you need additional support related to the cabletron systems token ring products, or if you have any questions, comments or suggestions related to this manual, contact cabletron systems technical support at: cabletron systems p. O. Box 5005 rochester, nh 038...
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Requirements/specifications page 2-1 chapter 2 installation requirements/specifications before you attempt to install your concentrator module, review the installation requirements and operating specifications that are outlined in this chapter. Your network installation must meet the conditions, gui...
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Page 2-2 requirements/specifications utp cable types both utp concentrator modules (trmim-22 & 24) support d-inside wiring (diw) voice grade unshielded twisted pair (utp) cable as described in eia sp-1907b. Voice grade utp cabling (e.G., ibm type 3 utp) must conform to the limits shown in table 2-1....
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Requirements/specifications page 2-3 stp cable types figure 2-1. Cabletron systems trmf both stp (trmim-42 & 44) concentrator modules support ibm type 1, 2, 6, and 9 stp cabling as described in table 2-2. Stp cabling must conform to the limits shown in table 2-3. Table 2-2. Ibm cable types type 1 tw...
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Page 2-4 requirements/specifications attenuation and impedance the maximum attenuation for specific stp cable types is shown in table 2-3. The attenuation values include the attenuation of the cables, connectors, patch panels, and reflection losses due to impedance mismatches in the segment. Table 2...
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Requirements/specifications page 2-5 mixed cable types - if you mix cable types in your installation, you must compensate for the different cable attenuations. Type 6 and type 9 cables can be run for only 2/3 the distance of type 1. This means: 10 meters (type 1) ≈ 6.6 meters (types 6, 9) sample pro...
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Page 2-6 requirements/specifications in addition to complying with the preceding cable specifications, the following recommendations should be followed to minimize errors and help to obtain optimum performance from your network: • utp cabling should be free of splices, stubs or bridged taps. • no mo...
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Requirements/specifications page 2-7 2.2 maximum number of stations the maximum number of stations in a single ring, using stp lobe cabling is dependent on the ring speed. At 4 mbit/s, up to 250 stations can be connected. At 16 mbit/s, up to 136 stations can be connected. When utp lobe cabling is us...
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Page 2-8 requirements/specifications the shield continuity is maintained by contacts within the female rj-45 that contact the metallic casing of the male rj-45 on the stp lobe cabling. Shielded patch cables that adapt a shielded rj-45 to a data connector (mic) are available from cabletron systems in...
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Requirements/specifications page 2-9 in a network using a concentrator module attached to other token ring boards via the fnb, the ring order is in mmac slot number order, and then port number order within each token ring board. Example: trmim-22 in slot 1 with ports 2, 5, 8, & 12 in use. Trmim-22 i...
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Page 2-10 requirements/specifications 16mb - ring speed led (yellow) is lit to indicate that the concentrator module ring speed is set to 16 mbit/s. When this indicator is not lit, the ring speed is set to 4 mbit/s. Byp - error (yellow), when lit, indicates that the module is in bypass mode. Pen - p...
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Requirements/specifications page 2-11 physical dimensions 13.4d x 11.5h x 2.0w inches (includes front panel) (34.0d x 29.2h x 5.1w centimeters) weight 2 lbs. 2 oz. (963.9 grams).
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Page 3-1 installing the concentrator module chapter 3 installing the concentrator module this chapter contains instructions for installing your concentrator module into a cabletron systems mmac product and connecting token ring stations at the concentrator module’s trunk coupling unit (tcu) ports. C...
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Page 3-2 installing the concentrator module note: the fnb is a full-height, full-width backplane that links cabletron systems token ring products. Mmac-3s and mmac-8s (without an fnb) can be upgraded with an fnb, providing greater flexibility in configuring your system. Contact cabletron systems tec...
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Page 3-3 installing the concentrator module 3.2 configuring the concentrator module 1. Position the hardware jumper on the proper pins on the concentrator module to select either 4 or 16 mbit/s as the default network ring speed (see figure 3-1). The speed setting is a factor in determining the maxim...
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Page 3-4 installing the concentrator module irm mmac-8 knurled knobs board slot concentrator module trmim-22 utp token ring 3. Secure the module to the mmac by tightening the knurled knobs. Failure to firmly secure the mim may result in improper operation. 4. Power on the mmac chassis by plugging th...
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Page 3-5 installing the concentrator module necessary signal crossover or null modem effect. Table 3-1 provides a cross-reference of pinouts for connections that may be encountered along the length of lobe cabling. Table 3-1. Connector pinout cross-reference signal rj-11 rj-45 data connector db-9 na...
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Page 3-6 installing the concentrator module a type 3 media filter (see figure 2-1), must be used when connecting the utp lobe cable from either of the active utp concentrator modules (trmim-22/24) to a token ring station that is not equipped with an internal filter. A type 3 media filter, such as th...
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Page 3-7 installing the concentrator module attaching the lobe cable at the station connect the stations to the concentrator module using a type 3 patch cable. Attach one end of the patch cable at the wall plate and the other to the station port (see figure 3-4). Note: a type 3 media filter must be ...
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Testing and troubleshooting page 4-1 chapter 4 testing and troubleshooting this section contains procedures to verify that the connections between the concentrator module and the token ring stations are functioning properly. A description of the lanview leds is also provided. 4.1 installation checko...
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Page 4-2 testing and troubleshooting c. Check that the mims in the mmac are grouped together according to network type and data rate. For example, ethernet mims together, 4 mbit/s token ring mims together, and 16 mbit/s token ring mims together. 4. Ensure that the maximum cable length for each stati...
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Testing and troubleshooting page 4-3 trmim-24 1x 13 x mgmt byp lnk pen 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 pen lnk sn 16mb lnk pen byp mgmt 16mb figure 4-1. Concentrator module lanview leds • pen - port enabled status (yellow - 12 or 24) indicates that the associated port ...