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Summary of Contents for Cabletron Systems TRFOT-2
- Page 1 TRFOT-2 TOKEN RING MULTIMODE FIBER OPTIC TRANSCEIVER LOBE CABLE CONVERTER USER’S GUIDE CABLETRON SYSTEMS, P. O. Box 5005, Rochester, NH 03867-0505...
- Page 2 All Rights Reserved Printed in the United States of America Order Number: 9030752-01 March, 1994 TRFOT-2, TRFMIM-22/26/28, TRMF-2, TRRMIM-A/2A/4A are trademarks of Cabletron Systems, Inc. LANVIEW is a registered trademark of Cabletron Systems, Inc. CompuServe is a registered trademark of CompuServe...
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Page 3: Fcc Notice
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. - Page 4 EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY EXCLUSION OF WARRANTY. Cabletron in writing, Cabletron makes no warranty, expressed or implied, concerning the Program (including Its documentation and media). CABLETRON DISCLAIMS ALL WARRANTIES, OTHER THAN THOSE SUPPLIED TO YOU BY CABLETRON IN WRITING, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABLITY AND FITNESS FOR A PARTICULAR PURPOSE, WITH RESPECT TO THE PROGRAM, THE ACCOMPANYING WRITTEN MATERIALS,...
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Page 5: Table Of Contents
REQUIREMENTS/SPECIFICATIONS FIBER OPTIC CABLE SPECIFICATIONS ... 2-1 COPPER CABLE SPECIFICATIONS ... 2-2 OPERATING SPECIFICATIONS... 2-3 CHAPTER 3 INSTALLING THE TRFOT-2 UNPACKING THE TRFOT-2 ... 3-1 SETTING THE CONFIGURATION SWITCHES ... 3-1 ATTACHING THE TOKEN RING CABLE TO A CONCENTRATOR... 3-3 ATTACHING FIBER OPTIC CABLES ... -
Page 6: Chapter 1 Introduction
1.1 USING THIS MANUAL Read through this manual to gain a full understanding of the features of the TRFOT-2. You should have a general working knowledge of token ring (IEEE 802.5J) networks and their physical layer components before installing the TRFOT-2. -
Page 7: Trfot-2 Features
2 km over multimode fiber optic cable. You can attach the TRFOT-2 at either end of a fiber link. Ring Speed Compatibility The TRFOT-2 supports both 4 and 16 mb/sec ring speeds and senses the ring speed automatically. 1.4 RECOMMENDED READING We recommend the following publications for more information on implementing a token ring network. -
Page 8: Chapter 2 Installation Requirements/Specifications
INSTALLATION REQUIREMENTS/SPECIFICATIONS REQUIREMENTS/SPECIFICATIONS This chapter describes cabling requirements, network guidelines, and operating specifications for the TRFOT-2. Ensure that you read this chapter before you install the TRFOT-2. Failure to follow these guidelines could result in unsatisfactory network performance. 2.1 FIBER OPTIC CABLE SPECIFICATIONS Multimode fiber optic link segments must meet the following... -
Page 9: Copper Cable Specifications
Media Filters To connect an Unshielded Twisted Pair (UTP) segment from a token ring concentrator to the TRFOT-2, you need to install a Type 3 media filter such as the Cabletron Systems TRMF-2. Use the TRMF-2 at the concentrator end of the connection as shown in Figure 2-1. -
Page 10: Operating Specifications
INSTALLATION REQUIREMENTS/SPECIFICATIONS 2.3 OPERATING SPECIFICATIONS This section lists power supply requirements, safety and environmental guidelines, and physical specifications for the TRFOT-2. Cabletron Systems reserves the right to change these specifications at any time without notice. POWER REQUIREMENTS Input Voltage: 9-12 VDC... -
Page 11: Chapter 3 Installing The Trfot-2
1. Carefully remove the TRFOT-2 from the shipping box. 2. Remove the TRFOT-2 from its protective plastic bag. 3. Visually inspect the TRFOT-2. If there are any signs of damage, contact Cabletron Systems Technical Support immediately. 3.2 SETTING THE CONFIGURATION SWITCHES Figure 3-1 shows the location of the TRFOT-2’s four configuration... - Page 12 Switch D This switch selects modes on the TRFOT-2’s fiber optic connector. Select ON to attach the TRFOT-2’s fiber optic connector to a Cabletron fiber RI/RO port, for example the TRRMIM-A/2A/4A. Select OFF to attach the fiber optic connector to an IEEE 802.5J compatible RI/RO Page 3-2 Table 3-1.
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Page 13: Attaching The Token Ring Cable To Aconcentrator
3.4 ATTACHING FIBER OPTIC CABLES Note: You must cross over the fiber optic strands when you connect link segments to the TRFOT-2 (i.e. TX on one end to RX on the other end). To facilitate hookup, label the fiber optic strands 1 and 2. - Page 14 Note: Perform the following steps only if the device attached to the TRFOT-2 is a Cabletron device, for example the TRFMIM-22/26/28. If you attach a non-Cabletron device to the TRFOT-2, the FO Link LED may not light, even though a good link may exist.
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Page 15: Connecting Power
3.5 CONNECTING POWER The TRFOT-2 is equipped with an external power supply. To connect the power supply to the TRFOT-2, refer to Figure 3-4 and perform the following steps: 1. Plug the power supply connector into the Power Input port on the TRFOT-2. -
Page 16: Mounting The Trfot-2
1. Remove the tape from the adhesive backing on the Velcro strips. 2. Place one Velcro half on the TRFOT-2 and the other half on the mounting surface. 3. Press firmly on each Velcro strip, then press the TRFOT-2 onto the mounting surface. -
Page 17: Using Lanview Leds
2. Check the FO LED. If it is not on, check the fiber optic connections as detailed in Section 3.4. 3. Check the copper cable connecting the TRFOT-2 to the device. Verify that it is installed correctly, see Section 3.3. - Page 18 INSTALLING THE TRFOT-2 5. Reboot the PC containing the station adapter card and reload the adapter card software. Page 3-8...
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