Black Box LE1502A-R3 Installation And User Manual
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Black Box LE1502A-R3 Installation And User Manual

10 mbps economy media converters
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© Copyright 2003. Black Box Corporation. All rights reserved.
1000 PARK DRIVE • LAWRENCE, PA 15055-1018 • 724-746-5500 • FAX 724-746-0746
10 Mbps Economy Media Converters
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Economy BNC
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Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX
SUPPORT
FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
INFORMATION
Mail order: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
Web site: www.blackbox.com • E-mail: info@blackbox.com
August 2005
LE1502A-R3
LE1502AE-R4
LE1508A
LE1508AE
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Hardened BNC
Media Converter
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  • Page 1 Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX SUPPORT FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 INFORMATION Mail order: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018 Web site: www.blackbox.com • E-mail: info@blackbox.com...
  • Page 2 Ethernet is a trademark of Xerox Corporation Velcro is a trademark of Velcro U.S.A. ® Important: BLACK BOX 10 Mbps Economy or Hardened Media Converters contain no user serviceable parts. Attempted service by unauthorized personnel shall render any and all warranties null and void. If problems are experienced with a 10 Mbps Economy or Hardened Media Converter, consult Section 5, Troubleshooting, of this User Guide.
  • Page 3 ® BLACK BOX 10Mbps Economy BNC Media Converters Installation & User Guide Contacting Black Box Corporation Please use these mailing address and phone and fax numbers: Black Box Corporation 1000 Park Drive Pittsburgh, PA 15055 Phone: (724) 746-5500 Fax: (724) 746-0746 E-mail: info@blackbox.co...
  • Page 4 ® BLACK BOX 10Mbps Economy BNC Media Converters Installation & User Guide FEDERAL COMMUNICATIONS COMMISSION CANADIAN DEPARTMENT OF COMMUNICATIONS RADIO FREQUENCY INTERFERENCE STATEMENTS This equipment generates, uses, and can radiate radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause interference to radio communication.
  • Page 5 ® BLACK BOX 10Mbps Economy BNC Media Converters Installation & User Guide This digital apparatus does not exceed the Class A limits for radio noise emission from digital apparatus set out in the Radio Interference Regulation of the Canadian Department of Communications.
  • Page 6 ® BLACK BOX 10Mbps Economy BNC Media Converters Installation & User Guide El aparato eléctrico no deberá ser usado cerca del agua—por ejemplo, cerca de la tina de baño, lavabo, sótano mojado o cerca de una alberca, etc.. 6. El aparato eléctrico debe ser usado únicamente con carritos o pedestales que sean reconnendados por el fabricante.
  • Page 7 ® BLACK BOX 10Mbps Economy BNC Media Converters Installation & User Guide Precaución debe ser tomada de mal manera que la tierra fisica y la polarización del equipo no sea eliminada. Los cables de la fuente de poder deben ser guiados de tal manera que no sean pisados ni pellizcados por objetos colocados sobre o contra ellos, poniendo particular atención a los...
  • Page 8 ® BLACK BOX 10Mbps Economy BNC Media Converters Installation & User Guide Certification Notice for Equipment Used in Canada The Canadian Department of Communications label identifies certified equipment. This certification means that the equipment meets certain telecommunications-network protective, operation, and safety requirements. The Department does not guarantee the equipment will operate to the user’s satisfaction.
  • Page 9 ® BLACK BOX 10Mbps Economy BNC Media Converters Installation & User Guide Users should ensure for their own protection that the electrical ground connections of the power utility, telephone lines, and internal metallic water pipe system, if present, are connected together. This precaution may be particularly important in rural areas.

  • Page 10: Table Of Contents

    Applications ..................18 INSTALLATION................. 20 Locating the Media Conv. Unit ............20 Rack Mount of LE1502A-R3 and LE1508 hardened M.C’s .... 21 Rack Mount Tray, Model with Power Supply included ....23 Calculating Overall Cable Segment Distance ........25 Connecting Ethernet Media ............... 28 3.5.1...
  • Page 11 Before Calling for Assistance ............42 When Calling for Assistance ............. 44 Shipping and Packaging Information..........45 09/05- Changed the universal 100-240V AC power supply option model no from R3 to R4. Black Box reserves the right to change specifications, performance and models without notice.

  • Page 12: Technical Specifications

    ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide TECHNICAL SPECIFICATIONS Models LE1502A-R3 and hardened LE1508A, standard TP and BNC media Performance: Data Rate: 10 Mbps (IEEE 802.3), half duplex mode Network Standards: Ethernet: IEEE 802.3, 10BASE2, 10BASE-T (Black Box Media Converters are physical layer standard Ethernet products, and operate independently of all software.)
  • Page 13 100 m (328 ft) 10BASE2 ThinNet (BNC): 185 m (607 ft) Note: Black Box Media Converters DO NOT support full length Ethernet segments. See Section 3.2 of this manual for media lengths and segment distance calculations. Operating Environment: Ambient Temperature: (0ºC to 40ºC) LE1502A-R3, LE1502AE-R4...
  • Page 14 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Power Supply ( AC External): Power input 12V DC jack is 2.5mm center +ve jack, with 6ft. cord 120V AC at 60 Hz, for “A” North American models 230V AC at 50 Hz, IEC built-in, for “AE”...
  • Page 15 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Power Supply ( DC Internal): Model LE1508D12 12V DC internal (range of 8 to 15V DC), built-in terminal block for +, -, ground. The 12V DC jack is also present.
  • Page 16 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Connectors, for Media: RJ-45 Port: Modular 8-Pin female, with “cross-over” up-link switch BNC Port: Standard BNC connector, RG-58 ThinNet with internal term sw. Packaging: Enclosure: Rugged sheet metal (Steel).
  • Page 17 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Media Converter LED Indicators: LE1502A-R3 LE1508 Description unit unit Steady ON when power is applied Link Steady ON when proper link is established at both ends of the segment.*...
  • Page 18 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Metal Mounting clips : included Agency Approvals: UL Listed (UL 1950 and cUL) and CE Certified. Emissions: Meets FCC Part 15 Class A, CE Warranty: Three years, return to factory...

  • Page 19: 1.2 Summary Of Models And Descriptions

    10Mb Economy BNC Media Converters Installation & User Guide 1.2 Summary of models and descriptions: LE1502A-R3 = TP to BNC, half-duplex, 115V 60Hz AC power supply LE1502AE-R3 = TP to BNC, half-duplex, 230V 50Hz AC power supply LE1508A = Hardened unit, TP to BNC, half-duplex, hardened (to 55`C) ext’l AC power supply LE1508AE = Hardened unit, TP to BNC, half-duplex, hardened (to 55`C) ext’l AC power supply...

  • Page 20: Introduction

    BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide INTRODUCTION This section describes the, LE1502A-R3 regular and LE1508A hardened media converter models, including appearance, features and typical applications. Inspecting the Package and the Product Examine the shipping container for obvious damage prior to installing this product;...

  • Page 21: Product Description

    BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Remove the Black Box 10Mb BNC Media Converter from the shipping container. Be sure to keep the shipping container should you need to ship the unit at a later date.
  • Page 22 V1.0 / 2.0 specifications and the IEEE 802.3 standards. Power consumed in use is only 3 watts. TWISTED PAIR COAX BLACK BOX Black Box LE1508 shown -> (724) 746-5500 JAB POL The LE1502A-R3 regular- Hardened BNC package units are for office and wiring...
  • Page 23 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide ambient temperature. A rugged metal case with convection cooling is featured. The units can be mounted securely on a closet wall or the side of cabinet, or by using the metal mounting clips included.
  • Page 24 Mounting options include panel- mounting or rack-mount tray. The LE1502A-R3 office series offer a graceful way to convert and transmit data among twisted pair, and thin coaxial network cabling environments. LE1502A-R3 Media Converters cost significantly less than full repeaters and can be used whenever media distance limitations will not be exceeded in the segment.
  • Page 25 See Section 4.1 and 4.4, for power supply and LED function specifications. All of the Black Box LE1502’s and LE1508’s Media Converters comply with the IEEE 802.3 10BASE-T specification for 10 Mb/sec traffic via shielded (STP) or...
  • Page 26 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide eliminate the need for a special cross-over cable when connecting to a hub or concentrator and also an ( ∝ - 50Ω ) internal termination switch to control the BNC port by eliminating the TEE –...

  • Page 27: Features And Benefits

    10Mb Economy BNC Media Converters Installation & User Guide Features and Benefits Reduces Network Costs Black Box Media Converters offer the ideal solution to efficiently and inexpensively connect Twisted Pair with ThinNet media within an expanding Ethernet network where full repeaters are not required.
  • Page 28 Compact design, mount anywhere Featuring a compact steel case with an external AC power supply, Black Box LE1502A-R3 and LE1508 Hardened Media Converters can be installed in minimal space in rack mount cabinets like LE1505-RACK, on table-tops or wall-mounted.

  • Page 29: Applications

    BNC. The wide variety of options of AC and DC power supply qualify the LE1502A-R3 regular and LE1508 hardened series for use in office locations as well as industrial and even outdoor applications.
  • Page 30 BNC network needs to connect with RJ-45 ports in a hub / switch to expand the existing application. The rugged Black Box LE1508’s with various extended temperature features easily qualifies to be deployed in this requirement and smoothly serve the needs by changing BNC media to RJ-45.

  • Page 31: Installation

    BNC cabling. Their operation is half-duplex in all situations. See Section 3.5 for calculations of cable distance limits. INSTALLATION This section describes the installation of the Black Box LE1502A-R3’s and LE1508’s Economy Media Converters, including location, segment distance calculation and media connection.

  • Page 32: Rack Mount Of Le1502A-R3 And Le1508 Hardened M.c's

    Alternatively, metal mounting clips and screws are included for a rugged and secure mounting in any orientation. Installation of Black Box BNC Media Converters is a simple procedure. The installation location is dependent upon the physical layout of the Ethernet network and associated cabling.
  • Page 33 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide and DC power jack in the back, with either fiber or BNC cable in the front. Any mix of the Economy BNC or fiber-type Media Converters may be placed on a tray, up to a maximum of 16 units.

  • Page 34: Rack Mount Tray, Model With Power Supply Included

    LH1505P-RACK, with expansion space left available. The LH1505P-RACK holds up to 10 mix-match of 10Mbps and 100Mbps Black Box Economy & Crossover Media Converters. (The MC mounting spaces of the LH1505P-RACK are specific to the 10Mb “Economy”- series and the 100Mbps...
  • Page 35 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide The side-view picture shown here is an example of an installation of the model LH1505P- RACK, 19” rack-mount tray, holding a few 10Mbps Economy Media Converters, each with their power...

  • Page 36: Calculating Overall Cable Segment Distance

    ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Calculating Overall Cable Segment Distance Important Note: Special consideration must be given to maximum cable segment lengths on each side of a 10 Mbps Economy Media Converter. It is recommended that IEEE 802.3 specifications for overall maximum segment distances be...
  • Page 37 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Media Distance Formula for 10 Mbps Economy Media Converters: X% + Y% < 100% Where X = The segment distance on one side of the Media Converter divided by the Standard Maximum Media Distance for that media type, x 100%.
  • Page 38 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide A Distance Calculation Example: Connectivity between ThinNet and TP Ethernet Media. In the figure shown above, the length of Segment X is 72m (216 ft). This is 39% of the maximum allowable distance for 10BASE2 media (185 m) [72/185 x 100% = 39%].

  • Page 39: Connecting Ethernet Media

    Connecting Twisted Pair (RJ-45 ports) The following procedure describes how to connect a 10BASE-T twisted pair segment to the RJ-45 port on the Black Box Media Converters. The procedure is the same for both unshielded and shielded twisted pair segments.
  • Page 40 10Mb Economy BNC Media Converters Installation & User Guide Using standard 10BASE-T media, insert either end of the cable with an RJ-45 plug into the RJ-45 connector of the Black Box Media Converter. Connect the other end of the cable to the corresponding device.

  • Page 41: Connecting Thinnet (10Base2)

    BNC connection. Be sure that the BNC segment is properly terminated using a standard “T” connector. The LE1502A-R3 regular and LE1508A hardened BNC media converters are also equipped with “Terminator Switch” (∝-50Ω), which can be used to eliminate the standard “T”...

  • Page 42: Operation

    10Mb Economy BNC Media Converters Installation & User Guide OPERATION This section describes the operation of the Black Box LE1502A-R3 regular and LE1508 hardened 10Mb BNC Media Converters , including power supply requirements, up-link switch functionality, and a description of all LEDs.
  • Page 43 OFFICE INDUSTRIAL Black Box BNC Media Converters are power-efficient and can work with an external AC power supply. Black Box BNC Media Converters require a nominal 12VDC input. The “A” regular PS version is used for light duty offices, whereas the extended temperature LE1508 version (-40°...
  • Page 44 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide temp. AC version of LE1508 uses the external power supply with (100-240v) AC range at 50-60 Hz. 12VDC 24VDC -48VDC The Internal 12V DC (8 – 15V DC) has a built-in terminal block for +, -, ground. The 12V DC jack is also present.
  • Page 45 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide The various models of power type and extended ambient temperature AC power supplies are optional for use as spares and in special situations.
  • Page 46 Powering the LE1508Dxx (DC internal) with 12V, 24V or –48V DC (LE1508D12 for 12VDC, LE1508D24 for 24VDC, LE1508D48 for 48VDC) Each Black Box LE15Dxx is equipped with an internal DC power supply, and has built-in screw terminals for secure attachment of the power leads. The three models support a range of power input types.
  • Page 47 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide DC Power Terminals: “+”, “-”, floating GND: Terminal for “earth” or ground wire connection to the LE15XX chassis Input Voltage: 8 - 15V DC (12V DC) 18 – 26V DC (24V DC) 30 –...

  • Page 48: Le1508Dxx, Dc-Powered, -48Vdc, 24Vdc And 12Vdc Instal

    This section describes the proper connection of the -48VDC leads (or 24VDC, 12VDC leads) to the DC power terminal block on the Black Box LE15Dxx hardened media converter (as shown in Figure 4.2 above). The DC terminal block on the Black Box LE1508Dxx models is located on the left side of the unit and is equipped with three (3) screw-down lead posts.
  • Page 49 ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide NOTE: Always use a voltmeter to measure the voltage of the incoming power supply and figure out the +ve potential lead or -ve potential lead. The more +ve potential lead will connect to the post labeled “+ve”...

  • Page 50: Leds, Dual For Front-Panel And Side-Panel (Regular And Hardened)

    ® BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide LEDs, dual for front-panel and side-panel Description Illuminates GREEN to indicate power applied. LINK/L (TP) Illuminates GREEN, to indicate proper connectivity on the 10BASE-T network segment. LINK will turn off in the event connectivity is lost between the ends of the twisted pair segment or a loss of power occurs in the unit or remote device.

  • Page 51: Bnc Port, Internal Termination Switch (For Regular And Hardened)

    "tee" connector when the BNC cable is ending at the RJ45 LE1502A-R3. When the switch is in the “50Ω” 50Ω position, the connection is internally terminated. When switched to the “∝” position, external termination (using ∝...

  • Page 52: Up-Link (Cross-Over) Switch

    BLACK BOX 10Mb Economy BNC Media Converters Installation & User Guide Up-Link (Cross-over) Switch The LE1502A-R3 and LE1508’s Media Converters are equipped with an Up-Link slide switch. When set to the UP position RJ45 (X), the Media Converter is wired with...

  • Page 53: Troubleshooting

    However, if you are unsure of any procedure described in this section, or if the Economy BNC Media Converter is not operating as expected, do not attempt to repair or alter the unit. Contact Black Box for assistance. Before Calling for Assistance If difficulty is encountered when installing or operating the Economy Media Converter, refer back to Section 3.0, Installation and Section 4.0, Operation.
  • Page 54 Verify whether or not the problem is corrected. If not, go to Step 5 below. If the problem is corrected, the Media Converter and its associated cables are functioning properly. If the problem continues after completing Step 4 above, contact Black Box.

  • Page 55: When Calling For Assistance

    Black Box by phone at (724) 746-5500 or by other appropriate method . Before you do, make a record of the history of the problem. Black Box will be able to provide more efficient and accurate assistance if you have a complete description, including: •...

  • Page 56: Shipping And Packaging Information

    10Mb Economy BNC Media Converters Installation & User Guide Shipping and Packaging Information Should you need to ship the unit back to Black Box Corporation, please follow these instructions: 1. Package the unit carefully. It is recommended that you use the original container if available.

This manual is also suitable for:

Le1508aLe1508aeLe1502ae-r4

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