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JUNE 2002
IC441A-R2
Video Stereo 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 IC441A-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 STEREO 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.
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Page 5: Table Of Contents
Contents Chapter Page 1. Specifications ..................... 5 2. Introduction ....................7 3. Installation ....................8 4. Troubleshooting ..................10 4.1 Things to Try If Problems Occur ............. 10 4.2 Calling Black Box ................11 4.3 Shipping and Packaging ..............11... -
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: 3 or more (6 wires used) to carry all video and audio channels;... - Page 7 VIDEO STEREO AUDIO BALUNS Maximum Distance: With Category 3 cable: 1200 ft. (365.8 m) for color video, 1500 ft. (457.2 m) for black & white video; With Category 5 cable: 2200 ft. (670.6 m) for color video, 2500 ft. (762 m) for black & white video Connectors: (1) RJ-45 female, (1) BNC female, and (2) RCA female RJ-45 Pins Used:...
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Page 8: Introduction
CHAPTER 2: Introduction 2. Introduction With the Video Stereo Audio Balun, you can transmit composite baseband video and 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 standard NTSC, PAL, or SECAM composite video with stereo audio: The Balun near the media source takes a single composite baseband video signal from 75-ohm coaxial cable, as well as left and right audio signals from two 600-ohm phono... -
Page 9: Installation
VIDEO STEREO AUDIO BALUNS 3. Installation To install a pair of Video Stereo Audio Baluns, take these steps: CAUTION! Do not attempt to open the housing. There are no user-serviceable parts inside the Video Stereo Audio Balun. Opening the unit will void your warranty. - Page 10 CHAPTER 3: Installation RCA phono jacks; you can use one or both of the audio channels, as appropriate for your application. Refer to Figure 3-1. RJ-45 for UTP Video Stereo Audio Balun VIDEO AUDIO(L) AUDIO(R) PAIR 4 PAIR 2 PAIR 3 (7 &...
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Page 11: Troubleshooting
Video Stereo 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. 6. If you still cannot diagnose the problem, call Black Box for technical support as described in the next section. -
Page 12: Calling Black Box
If you need to transport or ship your Video Stereo 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 13 Doc. No. 94000128A © Copyright 2002. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax 724-746-0746...