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Installation and Operation Manual
FOM-E1/T1
E1/T1 Fiber Optic Modem
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FOM-E1/T1 E1/T1 Fiber Optic Modem Installation and Operation Manual Notice This manual contains information that is proprietary to RAD Data Communications Ltd. ("RAD"). No part of this publication may be reproduced in any form whatsoever without prior written approval by RAD Data Communications. Right, title and interest, all information, copyrights, patents, know-how, trade secrets and other intellectual property or other proprietary rights relating to this manual and to the FO
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Limited Warranty RAD warrants to DISTRIBUTOR that the hardware in the FOM-E1/T1 to be delivered hereunder shall be free of defects in material and workmanship under normal use and service for a period of twelve (12) months following the date of shipment to DISTRIBUTOR. If, during the warranty period, any component part of the equipment becomes defective by reason of material or workmanship, and DISTRIBUTOR immediately notifies RAD of such defect, RAD shall have the option to choose th
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General Safety Instructions The following instructions serve as a general guide for the safe installation and operation of telecommunications products. Additional instructions, if applicable, are included inside the manual. Safety Symbols This symbol may appear on the equipment or in the text. It indicates potential safety hazards regarding product operation or maintenance to operator or service personnel. Warning Danger of electric shock! Avoid any contact with the marked sur
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Handling Energized Products General Safety Practices Do not touch or tamper with the power supply when the power cord is connected. Line voltages may be present inside certain products even when the power switch (if installed) is in the OFF position or a fuse is blown. For DC-powered products, although the voltages levels are usually not hazardous, energy hazards may still exist. Before working on equipment connected to power lines or telecommunication lines, remove jewelry or any oth
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Connection of Data and Telecommunications Cables Data and telecommunication interfaces are classified according to their safety status. The following table lists the status of several standard interfaces. If the status of a given port differs from the standard one, a notice will be given in the manual. Ports Safety Status V.11, V.28, V.35, V.36, RS-530, SELV Safety Extra Low Voltage: X.21, 10 BaseT, 100 BaseT, Ports which do not present a safety hazard. Usually Unbalanced E1, E2, E3
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Caution To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cords. Attention Pour réduire les risques s’incendie, utiliser seulement des conducteurs de télécommunications 26 AWG ou de section supérieure. Some ports are suitable for connection to intra-building or non-exposed wiring or cabling only. In such cases, a notice will be given in the installation instructions. Do not attempt to tamper with any carrier-provided equipment or connection har
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Canadian Emission Requirements This Class A digital apparatus meets all the requirements of the Canadian Interference-Causing Equipment Regulation. Cet appareil numérique de la classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada. Warning per EN 55022 (CISPR-22) Warning This is a class A product. In a domestic environment, this product may cause radio interference, in which case the user will be required to take adequate measures. Cet apparei
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Declaration of Conformity Manufacturer's Name: RAD Data Communications Ltd. Manufacturer's Address: 24 Raoul Wallenberg St. Tel Aviv 69719 Israel declares that the product: Product Name: FOM-E1/T1 conforms to the following standard(s) or other normative document(s): EMC: EN 55022 (1994) Limits and methods of measurement of radio disturbance characteristics of information technology equipment. EN 50082-1 (1992) Electromagnetic compatibility – Generic immunity stan
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Quick Start Guide Installation of FOM-E1/T1 should be carried out only by an experienced technician. If you are familiar with FOM-E1/T1, use this quick start guide to set it up for operation. This guide describes the standalone version of the modem. Perform the installation procedures for both the local and the remote units. 1. Installing FOM-E1/T1 Configuring FOM-E1/T1 1. Open the modem’s case. 2. Select the E1/T1 electrical interface (JP2, JP4, JP5, JP6, JP7 and JP8). 3. If using
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Quick Start Guide FOM-E1/T1 Installation and Operation Manual Connecting the Cables To connect cables: 1. Connect the E1/T1 electrical interface. 2. Connect the fiber optic interface. 3. Connect the power cable (first to the modem, then to the mains). Operation starts when the power is applied to the rear panel power connector. 2. Operating FOM-E1/T1 1. Check that the TEST switch is set to the NORM position. 2. Verify LED status. All the LED indicators should be OFF, except for the P
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Contents Chapter 1. Introduction 1.1 Overview..................................................................................................................... 1-1 Versions................................................................................................................................1-1 Application...........................................................................................................................1-2 Features.......................................
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Table of Contents 5.4 Installing the FOM-E1/T1/R Card ................................................................................. 5-5 Setting Internal Jumpers and Switches ...................................................................................5-5 Installing FOM-E1/T1/R into the ASM-MN-214 Card Cage.....................................................5-6 Connecting the Interfaces ................................................................................................
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Chapter 1 Introduction 1.1 Overview This manual provides information on the technical characteristics, installation and operation of the FOM-E1/T1 fiber optic modem as a standalone unit, and as FOM-E1/T1/R rack-mount card for the ASM-MN-214 modem rack. FOM-E1/T1 is a fiber optic modem for transmission of E1 (2.048 Mbps) or T1 (1.544 Mbps) over multimode or single-mode fiber optic media. The communication equipment is connected to FOM-E1/T1 according to the ITU G.703 standard. The modem
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Chapter 1 Introduction FOM-E1/T1 Installation and Operation Manual Application In the application illustrated, each FOM-E1/T1 receives E1 or T1 signals that are equalized to overcome electrical link distortion. FOM-E1/T1 then converts the E1 or T1 signals into an optical signal. E1/T1 E1/T1 E1/T1 Coax Coax Fiber Optic FOM-E1/T1 FOM-E1/T1 PBX DACS Figure 1-1 FOM-E1/T1 Application Features Fiber Optic Interface Table 1-1 details fiber optic interface types supported by FOM-E1/T1.
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FOM-E1/T1 Installation and Operation Manual Chapter 1 Introduction 1.2 Physical Description FOM-E1/T1 is a compact unit, intended for installation on desktops or shelves. An optional rack-mount adapter kit enables FOM-E1/T1 installation into a 19-inch rack. Figure 1-2 shows a 3D view of FOM-E1/T1. Figure 1-2 FOM-E1/T1 3D View The front panel indicates modem status. The front panel indicators and controls are described in Chapter 3. The rear panel connectors and internal jumpers are
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Chapter 1 Introduction FOM-E1/T1 Installation and Operation Manual Signal Conversion Conversion of the electrical signal into an optical signal takes place by using an infrared light-emitting diode or laser transmitter. At the opposite end of the fiber, the optical signal is converted back into an electrical signal and amplified to the required level. Data/Clock Recovery To recover data and clock from the signal, a Phase Locked Loop (PLL) circuit is utilized. FOM-E1/T1 provides internal
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FOM-E1/T1 Installation and Operation Manual Chapter 1 Introduction 1.4 Technical Specifications Transmission Rates E1: 2.048 Mbps E1/T1 Interface T1: 1.544 Mbps Interface User-selectable: • E1: 120Ω balanced or 75Ω unbalanced • T1: 100Ω balanced Zero Suppression E1: HDB3 T1: B8ZS Connectors Balanced: 15-pin D-type, female Unbalanced: two BNC Operating See Table 1-1 Optical Wavelength Interface -9 Receiver Sensitivity For BER 10 : • -38 dBm at 850 nm • -40 dBm at 13
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Chapter 1 Introduction FOM-E1/T1 Installation and Operation Manual Height 44 mm / 1.7 in (1U) Physical Width 179 mm / 7.0 in Depth 203 mm / 8.0 in Weight 1.1 kg / 3.0 lb AC Voltage Power 115 or 230 VAC (±10%), 50 or 60 Hz, 6W DC Voltage 24 VDC (18 to 36 VDC) or -48 VDC (-36 to -72 VDC) Fuses FOM-E1/T1: • 115 VAC supply: 0.2A T 250V • 230 VAC supply: 0.1A T 250V FOM-E1/T1/R: • 1A 250V and 50 mA 250V Temperature 0°–50°C / 32°–122°F Environment Humidity Up to 90%
