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Black Box IC443A-R2 Manual
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Black Box IC443A-R2 Manual

Black Box IC443A-R2 Manual

Video mono audio baluns
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JUNE 2002
IC443A-R2
Video Mono Audio Baluns
CUSTOMER
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
SUPPORT
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
INFORMATION
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
Web site: www.blackbox.com • E-mail: info@blackbox.com

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Summary of Contents for Black Box IC443A-R2

  • Page 1 Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500) SUPPORT FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 INFORMATION Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018 Web site: www.blackbox.com • E-mail: info@blackbox.com...
  • Page 2 B prescrites dans le Règlement sur le brouillage radioélectrique publié par Industrie Canada. TRADEMARKS USED IN THIS MANUAL BLACK BOX and the logo are registered trademarks of Black Box Corporation. VELCRO ® is a registered trademark of Velcro USA Inc.
  • Page 3 VIDEO MONO AUDIO BALUNS NORMAS OFICIALES MEXICANAS (NOM) ELECTRICAL SAFETY STATEMENT INSTRUCCIONES DE SEGURIDAD 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.
  • Page 4 NOM STATEMENT 12. Precaución debe ser tomada de tal manera que la tierra fisica y la polarización del equipo no sea eliminada. 13. 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 contactos y receptáculos donde salen del aparato.

  • Page 5: Table Of Contents

    Contents Chapter Page 1. Specifications ..................... 5 2. Introduction ....................7 3. Installation ....................8 4. Troubleshooting ..................11 4.1 Things to Try If Problems Occur ............. 11 4.2 Calling Black Box ................12 4.3 Shipping and Packaging ..............12...

  • Page 6: Specifications

    CHAPTER 1: Specifications 1. Specifications Between Balun pairs: Unshielded twisted pair (UTP): Cable Required: Construction Standard: Category 3 or higher; Gauge: 24 AWG or lower; Termination: RJ-45 plugs; Pairs: Four (8 wires used) to carry all video and audio channels; Impedance: 100 ohms at 1 MHz;...
  • Page 7 VIDEO MONO AUDIO BALUNS (1) RJ-45 female and (4) RCA female Connectors: RJ-45 Pins Used: All: Pin 1 is video 2, Pin 2 is video 2 ground, Pin 3 is audio 2, Pin 4 is audio 1,. Pin 5 is audio 1 ground, Pin 6 is audio 2 ground, Pin 7 is video 1, and Pin 8 is video 1 ground Temperature Tolerance:...

  • Page 8: Introduction

    CHAPTER 2: Introduction 2. Introduction With the Video Mono Audio Balun, you can transmit two pairs of composite baseband video and mono audio signals across Category 3 or better unshielded twisted-pair (UTP) cable, which is already wired into most commercial sites. Use pairs of Baluns to transmit composite video with mono audio: In a normal two-way (full-duplex) application, the Balun on each end takes a single composite baseband video signal and a monaural audio signal from 600-ohm RCA type phono...

  • Page 9: Installation

    VIDEO MONO AUDIO BALUNS 3. Installation To install a pair of Video Mono Audio Baluns, take these steps: CAUTION! Do not attempt to open the housing. There are no user-serviceable parts inside the Video Mono Audio Balun. Opening the unit will void your warranty.
  • Page 10 CHAPTER 3: Installation 6A. If your application is two-way (that is, one pair of audio/video signals going one direction and one pair going the other direction): Run four RCA phono cables from each Balun to the attached device: • one from the Balun’s VIDEO 1 port to the device’s VIDEO AUX IN port; •...
  • Page 11 VIDEO MONO AUDIO BALUNS 8. Plug the other end of each UTP cable into the appropriate video wall outlet or patch panel. When this is done, a complete cabling circuit should run between the two baluns, as shown in Figure 3-2. Category 3 or higher UTP Video Mono...

  • Page 12: Troubleshooting

    Video Mono Audio Baluns that are known to be working, one at a time. If at any point the problem goes away, there is probably a defect in the Balun you just replaced. 7. If you still cannot diagnose the problem, call Black Box for technical support as described in the next section.

  • Page 13: Calling Black Box

    If you need to transport or ship your Video Mono Audio Balun: • Package it carefully. We recommend that you use the original container. • If you ever ship the Balun back to us for any reason, contact Black Box to get a Return Authorization (RA) number.
  • Page 14 Doc. No. 94000130A © Copyright 2002. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...