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AEM LSC22 Installation And Operation Manual

Loudspeaker controller
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ASM-LSC22
LSC22
Loudspeaker Controller
INSTALLATION AND OPERATION MANUAL
REV 1.00 January 24, 2017
Anodyne Electronics Manufacturing Corp.
15-1925 Kirschner Road
Kelowna, BC, Canada.
V1Y 4N7
Telephone (250) 763-1088
Facsimile (250) 763-1089
Website: www.aem-corp.com
© 2017 Anodyne Electronics Manufacturing Corp. (AEM),
All Rights Reserved
CONFIDENTIAL AND PROPRIETARY TO ANODYNE ELECTRONICS MANUFACTURING CORP.

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  • Page 1 REV 1.00 January 24, 2017 Anodyne Electronics Manufacturing Corp. 15-1925 Kirschner Road Kelowna, BC, Canada. V1Y 4N7 Telephone (250) 763-1088 Facsimile (250) 763-1089 Website: www.aem-corp.com © 2017 Anodyne Electronics Manufacturing Corp. (AEM), All Rights Reserved CONFIDENTIAL AND PROPRIETARY TO ANODYNE ELECTRONICS MANUFACTURING CORP.
  • Page 2 © 2017 Anodyne Electronics Manufacturing Corp. (AEM), All Rights Reserved This publication is the property of AEM and is protected by Canadian copyright laws. No part of this document may be reproduced or transmitted in any form or by any means including electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of AEM.
  • Page 3 LSC22 Loudspeaker Controller ASM-LSC22 Installation and Operation Manual Prepared By: Checked By: Approved By: Steve Kempf Tony Pearson Todd Blackstock Tom Betzelt Designer Designer R&D Manager Product Support Manager Feb 1, 2017 Feb 2/17 Jan 24, 2017 Feb 1/17 The status of this installation and operation manual is controlled by the revision shown on the title page.

  • Page 4: Table Of Contents

    LSC22 Loudspeaker Controller ASM-LSC22 Installation and Operation Manual Table of Contents Section Title Page Description Introduction Product Description Design Features Specifications 1.4.1 Electrical Specifications 1.4.2 Physical Specifications 1.4.3 Environmental Specifications 1.4.4 Product Approval/Certification Unit Nomenclature Installation Introduction Unpacking and Inspection 2.2.1...

  • Page 5: Description

    The LSC22 provides selection and control of internal or external PA system(s) installed in an aircraft. An integrated 25W speaker driver circuit is designed to drive one 8 Ohm speaker arrangement for internal paging. The LSC22 also provides one low level audio signal external output that can drive the input on a remote mounted power amplifier.

  • Page 6: Specifications

    The amplifier is thermal and short circuit protected to prevent damage. The built in power supply is overcurrent and reverse polarity protected. Front panel switches provide selection of the various operational modes of the LSC22 including a VOL/PWR which provides volume control of the selected output and a means of turning off the system.
  • Page 7 LSC22 Loudspeaker Controller ASM-LSC22 Installation and Operation Manual 1.4.1.3 Input Signals Microphone Audio (MIC HI) Quantity: Microphone Type: Amplified dynamic/electret Circuit Type: Single-Ended Rated Level: 250 mVrms (TBD) ± 10% Impedance: 150 Ohm ± 10% Mic Bias: +12Vdc min Compression: 85 mVrms rotation point, 1.5:1 compression ratio...
  • Page 8 LSC22 Loudspeaker Controller ASM-LSC22 Installation and Operation Manual 1.4.1.3 Output Signals Internal PA Audio (INT PA HI/LO) Quantity: Circuit Type: Differential Rated Level: 25W (14.15 ± 10% Vrms) Rated Load Impedance: 8 Ohms ± 10% ≤ 3 Ohms Output Impedance: ≤...

  • Page 9: Physical Specifications

    DO-160G category ‘S’ curves B & M Vibration DO-160G category ‘U2’ curves F & F1 Qualification of the LSC22 Loudspeaker Controller was completed in accordance with DO-160G Env. Cat. C4-BAB[SBM][U2FF1]XXXXXXZ[BXX]AB[ACE]XMXXXAX. Note: Refer to Environmental Qualification Form located in Section 2 of this Manual for complete details of the environmental categories.

  • Page 10: Product Approval/Certification

    LSC22 Loudspeaker Controller ASM-LSC22 Installation and Operation Manual 1.4.4 Product Approval/Certification None Unit Nomenclature LSC22-001 Dzus mount Loudspeaker Controller Blue/White Panel Lighting LSC22-001N Dzus mount Loudspeaker Controller NVIS Green A Panel Lighting End of Section 1.0 January 24, 2017 Rev: 1.00 Page 1-6 ENG-FORM: 800-0100.DOTX...

  • Page 11: Installation

    Verify that all items are present before proceeding and report any shortage immediately to your supplier. 2.2.1 Warranty All Anodyne Electronics Manufacturing Corp. (AEM) products are warranted for 2 years. See the website www.aem-corp.com/warranty for complete details. Installation Procedures 2.3.1...

  • Page 12: Cabling And Wiring

    2.3.4.2 Power On Checks Power up the aircraft’s systems and confirm normal operation of all functions of the LSC22. Refer to Section 3 (Operation) for specific operational details. Upon satisfactory completion of all performance checks, make all required log book entries, electrical load, weight and balance amendments and other documentation as required by your local regulatory agency before releasing the aircraft for service.

  • Page 13: Adjustments And Connections

    Messages Played on INT PA Microphone Key Input Type Live Keyed* * - Default Position Accessories Required But Not Supplied Installation kit p/n LSC22-IKC (crimp) is required to complete the installation. The kits consists of the following: LSC22-IKC consists of Quantity Description Part No.

  • Page 14: Continued Airworthiness

    LSC22 Loudspeaker Controller ASM-LSC22 Installation and Operation Manual Continued Airworthiness Maintenance of the LSC22 Loud Speaker Controller is ‘on condition’ only. Periodic maintenance of this product is not required. Installation Drawings Use of the "#" symbol in the REV. column indicates that the document is listed elsewhere in the manual.
  • Page 15 DRAWING IS THE SOLE PROPERTY OF PAPER SIZE: CAGE CODE PART No.: REVISION ANODYNE ELECTRONICS MANUFACTURING. FINISH: L9015 LSC22-001 1.00 ANY REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE WRITTEN PERMISSION OF ANODYNE ELECTRONICS MANUFACTURING IS SCALE: DO NOT SCALE DRAWING DRAWING No.:...
  • Page 16 DRAWING IS THE SOLE PROPERTY OF PAPER SIZE: CAGE CODE PART No.: REVISION ANODYNE ELECTRONICS MANUFACTURING. FINISH: L9015 LSC22-001 1.00 ANY REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE WRITTEN PERMISSION OF ANODYNE ELECTRONICS MANUFACTURING IS SCALE: DO NOT SCALE DRAWING DRAWING No.:...
  • Page 17 DRAWING IS THE SOLE PROPERTY OF PAPER SIZE: CAGE CODE PART No.: REVISION ANODYNE ELECTRONICS MANUFACTURING. FINISH: L9015 LSC22-001 1.00 ANY REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE WRITTEN PERMISSION OF ANODYNE ELECTRONICS MANUFACTURING IS SCALE: DO NOT SCALE DRAWING DRAWING No.:...
  • Page 18 DRAWING IS THE SOLE PROPERTY OF PAPER SIZE: CAGE CODE PART No.: REVISION ANODYNE ELECTRONICS MANUFACTURING. FINISH: L9015 LSC22-001 1.00 ANY REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE WRITTEN PERMISSION OF ANODYNE ELECTRONICS MANUFACTURING IS SCALE: DO NOT SCALE DRAWING DRAWING No.:...
  • Page 19 DRAWING IS THE SOLE PROPERTY OF PAPER SIZE: CAGE CODE PART No.: REVISION ANODYNE ELECTRONICS MANUFACTURING. FINISH: L9015 LSC22-001 1.00 ANY REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE WRITTEN PERMISSION OF ANODYNE ELECTRONICS MANUFACTURING IS SCALE: DO NOT SCALE DRAWING DRAWING No.:...
  • Page 20 ENVIRONMENTAL QUALIFICATION FORM Description: Loudspeaker Controller Document: LSC22-001-521-0100 Part #: LSC22-001 TSO #: Manufacturer’s Specification and/or Other Applicable Specification: Manufacturer: Anodyne Electronics Manufacturing Corp. Address: #15 - 1925 Kirschner Rd., Kelowna, BC, Canada. V1Y 4N7 DO-160 Rev: Prepared By: Checked By:...
  • Page 21 LSC22-001 Environmental Qualification Form Conditions Section Description of Conducted Tests Vibration Equipment tested to Category S Profiles B and M. Equipment tested to Category U2 Profiles F and F1. Explosive Atmosphere Category X, no test performed. Waterproofness 10.0 Category X, no test performed.
  • Page 22 LSC22-001 Environmental Qualification Form Conditions Section Description of Conducted Tests Voltage Spike 17.0 Equipment tested to Category A 600 Vpp for 10 μs Positive and negative spikes Audio Frequency Conducted 18.0 Equipment tested to Category B Susceptibility 1.6 Vpp 0.2 to 1 kHz 4.0 Vpp 1 to 15 kHz...
  • Page 23 REMARKS Sections 4 to 8, 15 to 19, 21.4 and 25 tests were conducted at Anodyne Electronics Manufacturing Corp. (AEM) in Kelowna BC. Section 16.6.1 part (b) Requirement for Equipment with Digital Circuits and (d) Double Interrupt Requirement for dc Equipment with Digital or Memory Devices were tested.
  • Page 24 PAPER SIZE: CAGE CODE PART No. : REVISION FINISH: ELECTRONICS MANUFACTURING. ANY L9015 LSC22-001 1.00 REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE WRITTEN PERMISSION OF ANODYNE ELECTRONICS MANUFACTURING IS PROHIBITED. SCALE: 3:5 DO NOT SCALE DRAWING DRAWING No. : 922-0...

  • Page 25: Operation

    3.3.1.1 Messages 1 & 2 Messages 1 and 2 are stored in the LSC22 non-volatile memory and are each up to 30 seconds in length. These messages are recorded with the unit powered on. The source input is from either the MIC or AUX audio inputs and are supplied from factory as empty (blank).
  • Page 26 Message 3 Message 3 is stored in other dedicated non-volatile memory in the LSC22 and is up to a 120 seconds in length. This message can only be recorded with the unit powered off. The source input is from the AUX connector (USB input) using the supplied USB Type A to 3.5mm 4 conductor cable and the LSC-APS...

  • Page 27: Aux Input

    ASM-LSC22 Installation and Operation Manual 3.3.2 AUX Input The LSC22 front panel AUX connector serves a dual purpose. One with the unit powered on as a stereo audio input source. The other with the unit powered off as a USB configuration port.

  • Page 28: Siren Selection

    When switched out of the detent position, the LSC22 unit is turned on and provides a discrete SWITCHED POWER output for remote amplifier activation. Sidetone The LSC22 has a sidetone output derived solely from the microphone input and is activated by the MIC KEY discrete input. -3dB Select The LSC22 can provide a partial muting function by activating the -3DB SELECT discrete input.

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