Page 3 - Table of Contents
Table of Contents Metrobility, Metrobility Optical Systems, Lancast, and “twister” are registered trademarks of Metrobility OpticalSystems, Inc. The Metrobility Optical Systems logo is a trademark of Metrobility Optical Systems, Inc. The information contained in this document is assumed to be correc...
Page 4 - Introduction
4 Introduction The Metrobility Gigabit “twister” and SONET “twister” represent the latesttechnology available for extending Gigabit Ethernet, OC-3/STM-1 and OC-12/STM-4 networks. Since Metrobility first developed “twister” media conversion, it has setthe standard for providing affordable means of in...
Page 5 - Gigabit “twister” and SONET “twister” 5; Overview
Gigabit “twister” and SONET “twister” 5 Overview The Metrobility “twister” provides seamless integration between fiber opticmultimode and singlemode segments in Gigabit Ethernet, OC-3/STM-1 or OC-12/STM-4 environments. It supports copper to fiber translation as well as wavelengthconversion from 850n...
Page 6 - Installation Guide; Unpack the “twister” and Accessories; Choose an Appropriate Location
6 Installation Guide Installation Guide Follow the simple steps outlined in this section of the guide to install and startusing your Metrobility “twister”. Unpack the “twister” and Accessories Check that the following components have been included: • Metrobility “twister” • Power supply • Power cord...
Page 7 - Gigabit “twister” and SONET “twister” 7
Gigabit “twister” and SONET “twister” 7 NOTE: The ON/OFF positions are not the same on all units. By default, all DIP switches are disabled. Link Loss Return (LLR) Switch The Metrobility “twister” incorporates Link Loss Return functionality as anaid in troubleshooting remote fiber connections. When ...
Page 8 - Connect to the Network
8 Installation Guide LLCF is enabled when the LLCF switch is in the ON position. The fiber-to-fiber repeater is shipped with LLCF disabled. On the fiber-to-fiber convert-ers (2151-AD-, 2125-xx- and 2135-34-01), LLCF is always enabled andcannot be disabled. Sliding the LLCF switch up and down on thes...
Page 9 - Gigabit “twister” and SONET “twister” 9; Metrobility; Apply Power
Gigabit “twister” and SONET “twister” 9 Fiber Optic InterfaceMultimode ports are labeled MM. Singlemode ports are labeled SM.Extended distance ports are labeled LH (Long Haul) or ELH (ExtendedLong Haul). Each fiber port provides an SC or LC connector. For informa-tion about the cable lengths support...
Page 11 - Gigabit “twister” and SONET “twister” 11; User Guide; LED Indicators; Power
Gigabit “twister” and SONET “twister” 11 User Guide This section contains more detailed information regarding the operating featuresof the Metrobility “twister”. LED Indicators The Metrobility “twister” provides three LEDs on the front panel for the visibleverification of unit status and proper func...
Page 13 - Gigabit “twister” and SONET “twister” 13
Gigabit “twister” and SONET “twister” 13 Link Loss Carry Forward (LLCF) The fiber-to-fiber “twister” units incorporate LLCF functionality to assist in trouble-shooting a remote connection. When LLCF is enabled * , the ports do not transmit link signals until they receive link signals from the opposi...
Page 15 - Gigabit “twister” and SONET “twister” 15; Topology Solutions; Twisted-Pair Interface
Gigabit “twister” and SONET “twister” 15 Topology Solutions Enterprise Switch Singlemode F/O Links Multimode F/O Links Switch Switch singlemode F/O singlemode F/O singlemode F/O Servers “twister” “twister” “twister” “twister” Enterprise Technical Specifications Twisted-Pair Interface Connector _____...
Page 16 - Fiber Optic Interface
16 User Guide l e d o M r e b i F e p y T e v a W h t g n e L e l b a C h t g n e L e l b a C e z i S / e r o C d a l C X R t u p n I r e w o P ) n i m ( X R t u p n I r e w o P ) t a s ( X T t u p t u O r e w o P ) n i m ( X T t u p t u O r e w o P ) x a m ( r e w o P * t e g d u B 4 3 - 5 2 1 2 7 ...
Page 17 - Gigabit “twister” and SONET “twister” 17; BWDM Interface
Gigabit “twister” and SONET “twister” 17 BWDM Interface Connector ________________________________________________________ SCSupported Link Length ________________________________________ up to 20kmCable Type _______________________________________________ 9/125 µ m F/O Output Power ________________...
Page 18 - Product Safety, EMC and Compliance Statements; USA FCC Radio Frequency Interference Statement
18 User Guide Product Safety, EMC and Compliance Statements This equipment complies with the following requirements: • UL• CSA• EN60950 (safety)• FCC Part 15, Class A• EN55022 Class A (emissions)• DOC Class A (emissions)• EN55024: 1998 (immunity)• IEC 825-1 Classification• Class 1 Laser Product This...
Page 19 - Gigabit “twister” and SONET “twister” 19; Warranty and Servicing
Gigabit “twister” and SONET “twister” 19 Warranty and Servicing Three-Year Warranty for the Metrobility “twister”Metrobility Optical Systems, Inc. warrants that every “twister” product will be freefrom defects in material and workmanship for a period of THREE YEARS. Thiswarranty covers the original ...