Audio international AV-4590-0x-x Installation & Operation Manual

Audio/video distribution unit

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Installation & Operations
Manual
Model #: AV-4590-0x-x
Audio/Video Distribution Unit
Document #540108
7300 Industry Drive, North Little Rock, AR 72117
Phone: 501-955-2929 Fax: 501-955-2988

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Summary of Contents for Audio international AV-4590-0x-x

  • Page 1 Installation & Operations Manual Model #: AV-4590-0x-x Audio/Video Distribution Unit Document #540108 7300 Industry Drive, North Little Rock, AR 72117 Phone: 501-955-2929 Fax: 501-955-2988...
  • Page 2 Audio International, Inc. Neither this document nor the data contained herein shall be reproduced, used or disclosed to anyone without the written authorization of Audio International, Inc. Document #540108, Rev. IR, 11/1999...
  • Page 3: Table Of Contents

    Audio International, Inc. AV-4590-0x-x Installation & Operation Table of Contents Section Description Page General Information ……………………………………………. Introduction ……………………………………………………….. Purpose of the Equipment ………………………………………. Operational Features …………………………………………….. Optional Equipment ……………………………………………… Application ……………………………………………………….. Introduction ……………………………………………………….. Typical Application………………………………………………... Block Diagram – Typical Application ……………………………...
  • Page 4: General Information

    Operational Features The AV-4590-0x-x allows up to eight (8) entertainment audio inputs plus thirteen (13) independent Audio-on-Demand inputs, and twenty-four (24) audio outputs. Dual ten-band graphic equalizers and audio mute input are provided along with two ID inputs to allow up to four units to be installed on the same data bus.
  • Page 5: Optional Equipment

    Optional Equipment The following entertainment units are typical of those which can be installed in the aircraft and utilized with the AV-4590-0x-x: Video Cassette Player, CD Player, Cassette Tape Player, Audio Amplifier, Digital Equalizer, Page/Chime Unit, Touch Screen LCD Monitor, and Digital Video Disc Player.
  • Page 6: Block Diagram - Typical Application

    AI’s RS-485 data bus. This allows independent selection of any audio/video sources from any station. Up to four (4) AV-4590-0x-x Audio/Video Distribution Units may be used on the same data bus yielding a large number of potential inputs and outputs. Data Bus Control There are no accessible controls on the AV-4590-0x-x.
  • Page 7: Installation

    • available power supply • length of cable runs • environmental conditions (humidity, temperature, etc.) 3.1.2 The AV-4590-0x-x installation must conform to standards designated by the customer, installing agency, and existing conditions as to location and type of installation. 3.1.3 Select a mounting location for the distribution unit. Refer to Section 7.0 for dimensions and attachment points.
  • Page 8: Cautions & Warnings

    Audio International, Inc. AV-4590-0x-x Installation & Operation Cautions and Warnings 3.3.1 All audio output lines from the AV-4590-0x-x should be shielded and properly grounded. Audio input lines should be shielded and grounded at the source, unless indicated otherwise. Avoid placing cables too near to high power wires.
  • Page 9: Physical Characteristics

    All video input and output lines require coaxial cable, RG-179 or equivalent. 3.4.5 RS-485 Data Bus The AV-4590-0x-x is designed to interface with other AI equipment via AI’s proprietary RS-485 serial data bus. This is a bi-directional data bus that allows multiple units to be connected simultaneously.
  • Page 10: Electrical Characteristics

    AV-4590-0x-x Installation & Operation Electrical Characteristics 3.6.1 Refer to Section 6.0 for electrical specifications. 3.6.2 The AV-4590-0x-x utilizes eleven (11) connectors. The connectors will be utilized per aircraft configuration requirements. • P1, P2, and P3 are 8-pin connectors. The signals interfaced through the pins are video output and video input.
  • Page 11: Mating Connector Information

    Audio International, Inc. AV-4590-0x-x Installation & Operation • P9 is a 25-pin connector that provides inputs for an additional five (5) Audio-on-Demand channels. The input levels are 1 to 5V RMS at 4.7 K-ohms (2V RMS optimal). • P10 is a 15-pin connector that provides outputs for five (5) audio stations.
  • Page 12: Pinout Assignment Descriptions

    Audio International, Inc. AV-4590-0x-x Installation & Operation Pinout Assignment Descriptions Pin # Description Pin # Description Video Input #1 Chassis Ground Video Input #2 Audio Input Left HI CH 1 Video Input #3 Audio Input Right HI CH 1 Video Input #4...
  • Page 13 Audio International, Inc. AV-4590-0x-x Installation & Operation Pin # Description Pin # Description Left FWD Cabin Audio Out (Equalizer) AOD Shield Input COMM FWD Cabin Audio Out (Equalizer) AOD Input Left HI Pos 0 Right FWD Cabin Audio Out (Equalizer)
  • Page 14 Audio International, Inc. AV-4590-0x-x Installation & Operation Pin # Description Pin # Description AOD Shield Input Left Audio Output 10 AOD Input Left HI Pos 8 Common Audio Output 10 AOD Input Right HI Pos 8 Right Audio Output 10...
  • Page 15: Post-Installation Test

    3.9.3 With the aircraft power “ON”, select a control unit (switch panel, touch-screen, etc.) and operate the unit to create a signal to the AV-4590-0x-x. Verify operations at each of the control units. 3.9.4 Activate the audio briefer and ensure the briefer overrides the entertainment audio.
  • Page 16: Troubleshooting Chart

    Audio International, Inc. AV-4590-0x-x Installation & Operation Troubleshooting Chart Problem Possible Cause Solution Audio is not present Audio source not Ensure an active audio source input is in the speakers selected or activated present and/or headphones Unit is improperly Ensure unit has been properly...
  • Page 17: Specifications

    Audio International, Inc. AV-4590-0x-x Installation & Operation Specifications Unit Specifications Physical Specifications Housing Black Brushed Aluminum Dimensions Length-13.76”, width-8.72”, height-3.50” Weight 7.10 lbs Electrical Specifications Operating Voltage Range +18 to +32 VDC, +28 VDC Nominal Current Draw 5 A, maximum...
  • Page 18: Reference Drawings

    Audio International, Inc. AV-4590-0x-x Installation & Operation Reference Drawings The following diagrams show the unit dimensions and connector locations for the AV-4590-0x-x. Document #540108, Rev. IR, 11/1999 Page 18 of 18...

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