Black Box LE7401A-R2 User Manual
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Black Box LE7401A-R2 User Manual

Modular media converters
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Modular Media Converters
User Manual
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Information
LE7401A-R2 LE740-TPSTM-R2 LH740-TPSCM-R3
LE7404A
LH742-TPSTM-SX LH740-TPSTS20-R3 LH741-TPSTM
LE7408A
LH740-TPSTM-R3 LH740-TPSCS20-R3 LH741-TPSCM
LE7412A
LH742-TPSCM-SX LH741-TPSTSXM
LH741-TPSCSXM
LG741-TXSXSC
LG741-TXLXSC
PS7412A
LH741-TPSM

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Summary of Contents for Black Box LE7401A-R2

  • Page 1 LE7401A-R2 LE740-TPSTM-R2 LH740-TPSCM-R3 LH741-TPSCSXM LG741-TXSXSC LE7404A LH742-TPSTM-SX LH740-TPSTS20-R3 LH741-TPSTM LG741-TXLXSC LE7408A LH740-TPSTM-R3 LH740-TPSCS20-R3 LH741-TPSCM PS7412A LE7412A LH742-TPSCM-SX LH741-TPSTSXM LH741-TPSM Modular Media Converters User Manual Absolute flexibility for your network connections. Order toll-free in the U.S. or for FREE 24/7 technical support: Call 877-877-BBOX Customer (outside U.S.
  • Page 2 Trademarks Used in this Manual Trademarks Used in this Manual Black Box and the Double Diamond logo are registered trademarks of BB Technologies, Inc. Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners.

  • Page 3: Compliance Information

    Disclaimer: Black Box Network Services shall not be liable for damages of any kind, including, but not limited to, punitive, consequential or cost of cover damages, resulting from any errors in the product information or specifications set forth in this document and Black Box Network Services may revise this document at any time without notice.
  • Page 4 NOM Statement Instrucciones de Seguridad (Normas Oficiales Mexicanas Electrical Safety Statement) 1. Todas las instrucciones de seguridad y operación deberán ser leídas antes de que el aparato eléctrico sea operado. 2. Las instrucciones de seguridad y operación deberán ser guardadas para referencia futura. 3.

  • Page 5: Table Of Contents

    Table of Contents Table of Contents 1. Specifications ..................................6 2. Overview ....................................7 2.1 About the Modular Media Converters and Chassis .......................7 2.1.1 .................................7 Chassis 2.1.2 Conversion Modules ............................7 2.1.3 Redundant Power Supply Module ........................8 2.2 What's Included ................................8 3. Configuration ..................................9 3.1 Configuring Media Conversion Modules ........................9 3.2 LinkLoss, FiberAlert, and Link Fault Passthrough ......................

  • Page 6: Specifications

    SC single- or multimode, depending on the module ® Dimensions LE7401A-R2: 1.6"H x 4.8"W x 4.5"D (54 x 12.1 x 11.5 cm); LE7404A: 1.7"H x 9.1"W x 5"D (4.4 x 23.1 x 12.6 cm); LE7408A: 1.7"H x 17.4"W x 5"D (4.4 x 44.2 x 12.8 cm);...

  • Page 7: Overview

    10-/100-Mbps TP-TX/FX switching modules, and 1.25-Gbps Ethernet modules. All chassis include internal AC power and a country-specific power cord. 2.1.1 Chassis Four Modular Media Converter chassis sizes are available: • 1-Slot (LE7401A-R2) • 4-Slot (LE7404A) • 8-Slot (LE7408A) • 12-Slot (1U High) (LE7412A) 2.1.2 Conversion Modules...

  • Page 8: Redundant Power Supply Module

    A redundant power supply module is available: • Redundant Power Supply Module for 1U, 12-Slot Chassis, 40 Watts, 120/240-VAC (PS7412A) 2.4 What's Included Your package should contain the following items. If anything is missing or damaged, contact Black Box Technical Support at 877-877-2269 or info@blackbox.com. Chassis: LE7401A-R2: •...

  • Page 9: Configuration

    Chapter 3: Configuration 3. Configuration 3.1 Configuring Media Conversion Modules The port interface modules and link interface modules can be configured for a variety of features before installation (see board Diagrams/Configuration Table for specific information). The TP-TX/FX link interface modules and Gigabit interface modules have plug-and-play operation and require no configuration.

  • Page 10: Linkloss, Fiberalert, And Link Fault Passthrough

    Chapter 3: Configuration Whether using crossover or straight-through CAT5 twisted-pair cabling, all switching modules will support both types of connections by one of the following methods: AutoCross TX/FX (100 Mbps) link interface modules and Gigabit modules include AutoCross, a feature that automatically selects between a crossover workstation or straight-through connection depending on the connected device.
  • Page 11 Chapter 3: Configuration Link Fault Pass Through Link Fault Pass Through (LFPT) is a troubleshooting feature that combines TX and FX LinkLoss from both the local and remote media converter modules (only available on the link interface module,100 Mbps TX/FX. LFPT is enabled by turning on both FX and TX LinkLoss on each module if installed as a pair.
  • Page 12 Chapter 3: Configuration Local site Cable break Remote site Figure 3-4. Product with Pulsing FiberAlert enabled. Remote site stops transmitting, Local Link LED blinks, indicating a break in the fiber loop. Auto Negotiation The following chart states the availability of the Auto Negotiation feature on media conversion modules. Table 3-2.

  • Page 13: Installation

    Chapter 4: Installation 4. Installation 4.1 Installing Media Converter Modules The media conversion modules can be installed in any available slot in a media converter chassis. Media conversion modules are hot-swappable. Media conversion modules include screws on the faceplate for securing them to the media converter chassis. To install a module, simply unscrew the blank bracket converting the slot where the module is installed.

  • Page 14: Led Operation

    Chapter 5: LED Operation 5. LED Operation Each media conversion module features diagnostic LEDs (see diagrams below) that provide information on features and ports. LEDs on port interface module TP/FO The LED functions for port interface module TP/FO with fiber ports are as follows. Fiber Activity/ FiberAlert LED Twisted Pair (TP)
  • Page 15 Chapter 5: LED Operation LEDs on link interface module TP-TX/FX (10/100Mbps) The LED functions on link interface module TP-TX/FX are described in Table 5-3. Fiber (FX) Twisted Pair (TX) Link/Activity LED Link/Activity LED Figure 5-3. Link interface module TP-TX/FX LEDs. Table 5-3.
  • Page 16 Chapter 5: LED Operation LEDs on Gigabit module The LED functions on Gigabit and link interface TX/FX and TX/SX Modules are as follows. Fiber (FX) Twisted Pair (TP) Link/Activity LED Link/Activity LED Figure 5-5. Gigabit module LEDs. Table 5-5. Gigabit module LED functions. Function FX Link/Act Glows green when link is established on the FX port;...

  • Page 17: Troubleshooting

    Chapter 6: Troubleshooting 6. Troubleshooting The following information assists in troubleshooting the Modular Media Converters: • During installation, first test the fiber and twisted pair connections with all troubleshooting features disabled, then enable these features, if desired, just before final installation. This will reduce the features’ interference with testing. •...

  • Page 18: Appendix A. Fiber Optic Cleaning Guidelines

    2. Dust caps are installed at Black Box to ensure factory-clean optical devices. Do not remove these protective caps until you connect the fiber cable to the device. If you need to disconnect the fiber device, reinstall the protective dust caps.

  • Page 19: Appendix B. Electrostatic Discharge Precautions

    CE: The products described herein comply with the Council Directive on Electromagnetic Compatibility (2004/108/EC) and the Council Directive on Electrical Equipment Designed for use within Certain Voltage Limits (2006/95/EC). Certified to Safety of Information Technology Equipment, Including Electrical Business Equipment. For further details, contact Black Box Technical Support at 877-877-2269 or info@blackbox.com.
  • Page 20 About Black Box Black Box provides an extensive range of networking and infrastructure products. You’ll find everything from cabinets and racks and power and surge protection products to media converters and Ethernet switches all supported by free, live 24/7 Tech support available in 60 seconds or less.

This manual is also suitable for:

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