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Cabletron Systems TRFMIM-22 User Manual
Summary of TRFMIM-22
Page 1
Trfmim-22, trfmim-26, & trfmim-28 token ring fiber media interface modules user’s guide cabletron systems, p. O. Box 5005, rochester, nh 03867-0505 the complete networking solution™ cabletron systems, p. O. Box 5005, rochester, nh 03867-0505.
Page 2: Notice
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...
Page 3: Fcc Notice
Notice ii fcc notice this device complies with part 15 of the 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. Not...
Page 4: Table of Contents
Table of contents iii table of contents chapter 1 introduction 1.1 using this manual........................................................................ 1-1 1.2 the trfmim concentrator modules........................................ 1-2 1.3 related manuals...........................................
Page 5: Chapter 4
Table of contents iv chapter 4 testing and troubleshooting 4.1 installation checkout ...................................................................4-1 4.2 using lanview ..........................................................................4-2.
Page 6: Chapter 1
Introduction 1-1 chapter 1 introduction welcome to the trfmim token ring fiber media interface modules installation guide . This manual serves as a reference for installing and troubleshooting cabletron systems trfmim-22™, trfmim-26™, and trfmim-28™. The trfmim is a fiber optic token ring concentrat...
Page 7: Testing and Troubleshooting
Introduction 1-2 your concentrator module. Detailed specifications for each of the concentrator modules is also provided. Chapter 3, installing the concentrator module , contains instructions for installing a concentrator module into the mmac, and attaching token ring station cabling. Chapter 4, tes...
Page 8
Introduction 1-3 figure 1-1 the trfmim token ring concentrator modules err 16 mb mgmt trfmim-26 err mgmt 16 mb trfmim-28 flnk ins 1 flnk ins 2 flnk ins 3 flnk ins 4 flnk ins 5 flnk ins 6 flnk ins 7 flnk ins 8 flnk ins 9 flnk ins 10 flnk ins 11 flnk ins 12 err 16 mb mgmt trfmim-22 flnk ins 1 flnk ins...
Page 9: Ins
Introduction 1-4 features of the concentrator module include: number of connections • trfmim-22 12 - fiber optic ports • trfmim-26 6 - fiber optic ports • trfmim-28 18 - fiber optic ports multiple concentrator modules can be installed into an mmac to increase the number of ports available on a token...
Page 10: Up Guide
Introduction 1-5 an effective tool to help you quickly diagnose your physical layer network problems. 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 appropriat...
Page 11
Introduction 1-6 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, inc. P. O. Box 5005 rochester, nh 03...
Page 12: Chapter 2
Requirements/specifications 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, guidelin...
Page 13: Attenuation
Requirements/specifications 2-2 • attenuation - the fiber optic cable must be tested with a fiber optic attenuation test set that is adjusted for an 850 nm wavelength. This test verifies that the signal loss in a cable is within an acceptable level: - 13.0 db or less for 50/125 fiber cable segment. ...
Page 14
Requirements/specifications 2-3 2.3.2 ring order when multiple token ring boards (set to the same ring speed) are installed in adjacent slots within an mmac, they can be attached via the fnb to create a larger ring network. Multiple token ring boards are automatically attached (when possible) at pow...
Page 15: Trfmim-26
Requirements/specifications 2-4 figure 2-1 trfmim lanview leds err 16 mb mgmt trfmim-26 flnk ins 1 tx rx label color description err red error or speed fault detected on hardware error detected off normal operation 16 mb yellow ring speed indicator on 16 mbit/s mode selected off 4 mbit/s mode select...
Page 16: Warning:
Requirements/specifications 2-5 2.3.4 general specifications safety warning: it is the responsibility of the person who sells the system to which the trfmim will be a part to ensure that the total system meets allowed limits of conducted and radiated emissions. This equipment is designed in accordan...
Page 17: Chapter 3
Installing the concentrator module 3-1 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. Check ...
Page 18: Note:
Installing the concentrator module 3-2 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 technica...
Page 19: Note:
Installing the concentrator module 3-3 3.2 configuring the concentrator module 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 maximum lobe ...
Page 20
Installing the concentrator module 3-4 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 the ac power cord into the wall outlet. Figure 3-2 installing the concentrator module 3...
Page 21: Caution:
Installing the concentrator module 3-5 • the physical communication link consists of two strands of fiber optic cabling: the transmit (tx) and the receive (rx). The transmit strand from the applicable port on the module will be connected to the receive port of a fiber optic device at the other end o...
Page 22: Testing and
Installing the concentrator module 3-6 front of the repeater (see figure 3-3). Attach the receive cable at the appropriate rx (st) connector. Figure 3-3 st fiber optic ring connections 3.5 finishing the installation with power on at the mmac and the attached stations, check that the red error led on...
Page 23: Chapter 4
Testing and troubleshooting 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 checkout pe...
Page 24
Testing and troubleshooting 4-2 b. Be sure that all devices in the ring network are set to the same ring speed. Check all mims and stations in the network. 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 t...
Page 25: Trfmim-26
Testing and troubleshooting 4-3 the lanview led locations are shown in figure 4-1. While the trfmim-26 is shown in the illustration, the locations and definitions apply to all concentrator modules. Figure 4-1 lanview leds err 16 mb mgmt trfmim-26 flnk ins 1 tx rx label color description err red erro...