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Exacom Ears-104 Installation And Operation Manual

4-ch instant recall recorder
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Ears-104
Ears-104™
4-Ch Instant Recall Recorder Series
Installation and Operation Manual
Revision 10
Document Number 7000339
This document contains proprietary information, which belongs to Exacom, Inc., and is provided in commercial confidence. Disclosure,
reproduction, transmission or storage on any electronic device or medium in any form in part or in whole without the written permission of
Exacom, Inc. is strictly prohibited.
Commercial in Confidence
Copyright © 2021, all rights reserved by Exacom, Inc.

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Summary of Contents for Exacom Ears-104

  • Page 1 Document Number 7000339 This document contains proprietary information, which belongs to Exacom, Inc., and is provided in commercial confidence. Disclosure, reproduction, transmission or storage on any electronic device or medium in any form in part or in whole without the written permission of Exacom, Inc.
  • Page 2 LIMITATION OF LIABILITY Exacom will not be liable f or any damages, including any lost prof its, lost savings or other incidental or consequential damages arising out of the use or inability to use this product, even if Exacom or its authorized reseller has been advised of the possibility of such damages, or f or any claim by any other party.

  • Page 3: Preface

    Exacom, Inc. No part of this document may be reproduced or transmitted in any f orm or by any means, electronic or mechanical, including photocopying and recording, f or any purpose without the express written permission of Exacom, Inc.

  • Page 4: Table Of Contents

    All parameters that specif y a def ault may be omitted or commented out if the def ault value is the one required..........12 Appendix B – Included utilities ..............22 Appendix C – Conf iguration overview ............23 Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

  • Page 5: Chapter 1. Introduction

    Chapter 1. Introduction 1.1 Purpose of Manual This manual provides the basic instructions on the operation of the Exacom Model: Ears Digital Voice Recorders Series. It is designed to be a comprehensive guide f or installation and maintenance personnel covering installation procedures, maintenance steps and other technical matters. In addition, it provides detailed inf ormation on the f eatures and operation of the Ears.

  • Page 6: Chapter 2. Product Overview

    Ears Analog to VoIP/RoiP Acquisition Module 4-Channel Digital Voice Recorder The Exacom model Ears Digital Voice Recorders Series uniquely addresses applications requiring a one (1) to f our (4) channel Recorder, such as would be used by public saf ety 911 and related dispatch centers.

  • Page 7: Features

    OLED f or Quick Inf ormation Retrieval and Health Monitoring Push button f or OLED Control Status indicators f or System Power, Network Activity and File Transf ers Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

  • Page 8: Specifications

    Once the shutdown has completed, LED Indicators #1-4 will be of f while LED Indicators #5-8 will be lit amber. At this time, the power may be saf ely removed f rom the device. To restart the device, simply re-apply power. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

  • Page 9: Chapter 3. Installation

    Upon request, a Console Cable can be purchased f rom Exacom, Inc. to allow serial communication f rom the device to a PC.
  • Page 10 Audio Output Jack – As denoted by the headphones, this 3.5mm port is used f or Audio Playback by an Ears IR Control Module, or by the Mobile streaming server. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 11 Power Input: The provided AC to 12V DC Converter can be plugged directly to this device. There is also a location available f rom the supplies plug to attach a grounding wire via a screw terminal. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

  • Page 12: Chapter 4. Recorder Setup And Programming

    Modif y the Network section to ref lect any network conf iguration changes f or Ethernet or 4 .4 .2 . Wi-Fi. Ref er to Appendix A f or more details. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 13 Execute reload_ears in /opt/ears/scripts to load configuration changes, i.e. “sudo 4 .4 .5 . ./reload_ears”. For more details on conf iguring the device and additional settings, ref er to Appendix A. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

  • Page 14: Chapter 5. System Testing And Adjustments

    In some cases, a 4-wire audio interf ace is required. This is conf igurable per channel. Ref er to appendix A f or details on how to enable 4-wire. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

  • Page 15: Appendix A - Configuring The Device

    Wi-Fi as needed based on the network conf iguration as described below. NOTE: This functionality only exists if the WiFi addon for the Ears unit has been purchased. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 16 Warning line below. Address - The Ipv4 Address of the Streaming Server. It must be a valid Ipv4 address wrapped in quotations. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 17 Channel object f or the corresponding channel. Warning: Do not leave a Streaming Server entry in the configuration file if it is not being used. This Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 18 Header - Is the unique name of an EarsWaveHeader entry def ined within this conf iguration f ile. This should be wrapped in quotations. DataFormat - (default “PCM”) Currently the only f ormat supported. FileNameFormat - (default “%P/Line%C-%d.cap”) Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 19 // Header for this stream (no default) Server = "TestRack"; // Server connection (no default) Triggers - Any number of triggers can be def ined in this section and used interchangeably with a Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 20 -1000mV. For a recording to trigger, V+ must drop below 2500mV. Note: The def aults f or ContactTrigger are Active = “THRL” and both threshold voltages at 2500mV. DifferentialTriggers have the following settings available for configuration: Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 21 StopDelay = 100; TipThreshold = 2500; RingThreshold = -1000; ContactTriggerHasBias = { Type = "Contact"; Line = 1; Active = "TLRL"; StopDelay = 100; TipThreshold = 7000; RingThreshold = 2500; Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 22 FilterMode - (default 3) With Filter Mode greater than 0, a High Pass f ilter is applied ef f ectively blocking f requencies lower than the cut-of f point. The cut-of f frequencies f or the various modes are def ined as f ollows: Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 23 // The system will consider this channel 3 Source = "Port3"; // This tells where to capture data from Trigger = [ "VoxTrigger3" // Enable recording based on signal power Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.
  • Page 24 EARS_Channel_Name = "Line 1"; Source_ID = 2011; Chan1Stream: { Type = "EarsStreamHeader"; EARS_Source = "Port1"; EARS_Chan = 1; EARS_Chan_Name = "Line 1"; Source_ID = 2011; }; // Header Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

  • Page 25: Appendix B - Included Utilities

    If the version is unknown it will report “vUnk”, which means the unit has likely been tampered with, as all Exacom f irmware correctly report a version number when ECO’d. Binary reports the contents of the /opt/ears/bin directory, where all the compiled code resides.

  • Page 26: Appendix C - Configuration Overview

    Appendix C – Configuration overview All data required to load an Ears-104 is contained in a pair of conf iguration f iles, with ears.conf being the customer-f acing f ile where all site-specif ic setup resides. Conf iguration def ines a number of labelled objects and their relationship to each other, using the object label.
  • Page 27 IP addresses must be supplied as a string using standard octet notation, which means they must be enclosed in quotation marks. Commercial in Confidence Copyright © 2021, all rights reserved by Exacom, Inc.

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