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Black Box Universal Video and Stereo Audio Fiber Optic Transmission System manual

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Table of contents for the manual

  • Page 1

    Universal V ideo and S ter eo Audio Fiber Optic T ransmission System P/N122669 AUGUST 2003 AC300A-TX AC300A-RX CUSTOMER SUPPORT INFORMATION Order toll-free in the U.S. 24 hours, 7 A.M. Monday to midnight Friday: 877-877-BBOX FREE technical support, 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746 Mail order: Black Box Corporatio[...]

  • Page 2

    TRADEMARKS USED IN THIS MANUAL F EDERAL COMMUNICA TIONS COMMISSION AND CANADIAN DEP AR TMENT OF COMMUNICA TIONS RADIO FREQUENCY INTERFERENCE ST A TEMENTS TRADEMARKS FCC ST A TEMENT AC300A-TX / AC300A-RX This equipment generates, uses, and can radiate radio frequency energy and if not installed and used properly , that is, in strict accordance with [...]

  • Page 3

    NOM ST A TEMENT Normas Oficiales Mexicanas (NOM) Electrical Safety Statement INSTRUCCIONES DE SEGURIDAD 1. T odas 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. T odas las advertencias en[...]

  • Page 4

    1 1. El aparato eléctrico deberá ser connectado a una fuente de poder sólo del tipo descrito en el instructivo de operación, o como se indique en el aparato. 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 qu[...]

  • Page 5

    4 ITEMS INCLUDED AC300A-TX / AC300A-RX Included with this product, you should have received: 1) 1 - AC300A Transmitter or Receiver unit 2) 1 - Universal input AC power supply 3) 1 - North American line cord 4) 1 - 2 x BNC to 4-pin Mini-DIN cable for S-V ideo 5) 1 - BNC to BNC cable for composite video (if using this system to transmit composite vid[...]

  • Page 6

    V ideo: Bandwidth ........................................... Y : 14 MHz; R-Y and B-Y : 7 MHz (-3dB) Input/output Impedance ...................... 75 Ohms Input/output V oltage ............................ 1 V p-p nom., 1.1 Vp-p max. Differential Phase ............................... 0.5° typical Differential Gain .................................[...]

  • Page 7

    AC300A-TX / AC300A-RX GENERAL INFORMA TION CAUTION! The transmitting element in some versions of the AC300A-V/A Trans- mitter is a solid-state Laser Diode located in the optical connector on the unit. This device emits invisible infrared electromagnetic radiation which can be harm- ful to human eyes. The radiation from this optical connector , if v[...]

  • Page 8

    The audio interface circuit used in this product has external switches that are used to configure the various signal options. If you wish to make changes to the factory default settings, please refer to the charts below: Audio Input (T ransmitter Unit) 2. Connect the fiber optic cable or cables between the two AC300A-V/A units. See page 4 for a lis[...]

  • Page 9

    Notes: On the receiver unit in the AC300A-V/A system, switches 3 and 4 ar e not used and should be left in the off position. Audio Output (Receiver Unit) Audio Output Switch Channel Position On Of f 1 1 unbalanced output balanced output 2 2 unbalanced output balanced output AC300A-TX / AC300A-RX INST ALLA TION 8[...]

  • Page 10

    The various input and output connections for the AC300A-V/A system are as follows: Balanced Unbalanced Position 1- Channel 1 Input (-) Channel 1 Ground Position 1+ Channel 1 Input (+) Channel 1 Signal Position G Ground Position 2- Channel 2 Input (-) Channel 2 Ground Position 2+ Channel 2 Input (+) Channel 2 Signal V ideo Input or Output: BNC (3) C[...]

  • Page 11

    Indicator LEDs and Alarm Circuitry: The AC300A-V/A system h as integral indicator LEDs that are used to monitor the state of the units. T ransmitter and receiver units each feature one V ideo LED, one Audio LED and one Power LED. Following is an explanation of each LED’ s indicator conditions. AC300A-TX / AC300A-RX INST ALLA TION TRANSMITTER and [...]

  • Page 12

    Multimode fiber optic cable contains an optical fiber with a light carrying “core” that is only .0025 inches (62.5 microns) in diameter . Single-mode fiber optic cable has an even smaller “core”, only 00032 to .0004 inches (8-10 microns). This is smaller than a human hair! As a result, any minute particles of dirt or dust can easily block t[...]

  • Page 13

    The only maintenance that can be provided by the user is to ascertain that optical connectors are free of dust or dirt that could interfere with light transmission and that electrical connections are secure and accurate. All other questions or comments should be directed to Black Box Customer Service. It should be noted that many “problems” can[...]

  • Page 14

    © Copyright 2003. Black Box Corporation. All rights reserved. 1000 Park Drive • Lawrence, PA 15055-1018 • 724-746-5500 • Fax: 724-746-0746[...]