Extron electronics MPA 401-70V User Manual
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Extron electronics MPA 401-70V User Manual

Extron electronics MPA 401-70V User Manual

Mini power amplifier
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MPA 401-70V
Mini Power Amplifier
68-1436-01
Rev. A
01 10

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Summary of Contents for Extron electronics MPA 401-70V

  • Page 1 MPA 401-70V Mini Power Amplifier 68-1436-01 Rev. A 01 10...
  • Page 2 Precautions Safety Instructions • English Warning Power sources • This equipment should be operated only from the power source indicated on the product. This This symbol is intended to alert the user of important operating and maintenance equipment is intended to be used with a main power system with a grounded (neutral) conductor. The (servicing) instructions in the literature provided with the equipment.
  • Page 3 FCC Class B Notice This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.

  • Page 4: Important Safety Instructions

    Important Safety Instructions Read these instructions. Keep these instructions. Heed all warnings. Follow all instructions. Do not use this apparatus near water. Clean only with dry cloth. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.

  • Page 5: Table Of Contents

    Appendix B • Mounting .........................B-1 Plenum Placement ........................B-2 Tabletop Placement ........................B-2 Rack Mounting ..........................B-2 UL.guidelines.for.rack.mounting .....................B-2 Rack.mounting.procedure ......................B-3 Under-desk Mounting .......................B-3 Through-desk Mounting ......................B-3 Pole Mounting ..........................B-3 All trademarks mentioned in this manual are the properties of their respective owners. 68-1436-01 Rev. A 01.10 MPA 401-70V • Table of Contents...
  • Page 6 Table of Contents, cont’d MPA 401-70V • Table of Contents...

  • Page 7: Chapter One • Introduction

    MPA 401-70V Chapter One Introduction About.This.Manual MPA.401-70V.Description MPA.401-70V.Features...
  • Page 8 Unless otherwise specified, references in this manual to the “amplifier” or “MPA” relate to the features or operation of the MPA 401-70V. The following symbols are used throughout the manual and carry the following meanings: N A Note icon draws attention to important information.
  • Page 9 Extron power amplifiers to be situated near wireless A/V devices without RF interference. UL 2043 plenum rated — The MPA 401-70V meets UL 2043 for smoke and heat release for installation within a plenum airspace above a drop ceiling. Above- the-ceiling placement conceals the amplifier to prevent theft and is convenient for installing equipment when space inside the room is limited.
  • Page 10 Introduction MPA 401-70V • Introduction...

  • Page 11: Chapter Two • Cabling

    MPA 401-70V Chapter Two Cabling Rear.Panel.Cabling...
  • Page 12 Cabling Rear Panel Cabling The illustration below shows the rear panel of the MPA 401-70V: MPA 401-70V CLASS 2 WIRING INPUTS DO NOT GROUND ® OR SHORT LISTED SPEAKER OUTPUTS! AUDIO/VIDEO (MONO) APPARATUS 17TT 50mA OUTPUT POWER VOL/MUTE REMOTE (MONO) 1.5 A MAX...
  • Page 13 • Pin 3 is ground. All nominal levels are at ± 10% More information about remote control of the MPA 401-70V can be found on page 3-3. Speaker connection — Connect the speakers to this socket using the 2-pole, 5 mm screw-lock captive screw connector. OUTPUT...
  • Page 14 Cabling, cont’d MPA 401-70V • Cabling...

  • Page 15: Front Panel Features

    MPA 401-70V Chapter Three Setup and Operation Front.Panel.Features Setting.Input.Level Setting.Bass.and.Treble Remote.Control.Options...
  • Page 16 If connecting the amplifier to a system MINI POWER AMPLIFIER with adjustable volume, set the volume to its lowest point. Then adjust the MPA 401-70V level potentiometer fully counterclockwise to its minimum setting. Set the system volume to its maximum level. No sound should come out.

  • Page 17: Remote Control Options

    10 V Extron VCM 50 volume and mute control — For a system designed to control the Volume Pot Vol/Mute MPA 401-70V volume directly, use a 10 k Ohm 10K Ohms Mute potentiometer to control volume via the remote Switch port on the amplifier.
  • Page 18 Setup and Operation, cont’d MPA 401-70V • Setup and Operation...

  • Page 19: Appendix A • Specifications, Part Numbers, Accessories

    MPA 401-70V A ppendix A Specifications, Part Numbers, Accessories Specifications Part.Numbers.and.Accessories...
  • Page 20 Pin configuration ......Pin 1 = +10 VDC (50 mA max.), pin 2 = volume/mute control (variable voltage), pin 3 = GND Volume control voltage range ..0 V (mute) to 10 V (maximum volume) MPA 401-70V • Specifications, Part Numbers, Accessories...
  • Page 21 Environmental ....Complies with the appropriate requirements of CEC, ENERGY STAR ® (ENERGY STAR qualified amplifier), EU code of conduct, RoHS, WEEE ® MTBF ..........30,000 hours Warranty ......... 3 years parts and labor All nominal levels are at ±10% Specifications are subject to change without notice. MPA 401-70V • Specifications, Part Numbers, Accessories...

  • Page 22: Included.parts

    SPK 18 Pre-cut speaker cable 25' (7.6 m) 26-627-25 SPK 18 Pre-cut speaker cable 35' (10.6 m) 26-627-35 SPK 18 Pre-cut speaker cable 50' (15.2 m) 26-627-50 SPK 18 Pre-cut speaker cable 100' (30.4 m) 26-627-100 MPA 401-70V • Specifications, Part Numbers, Accessories...

  • Page 23: Appendix B • Mounting

    MPA 401-70V A ppendix B Mounting Plenum.Placement Tabletop.Placement Rack.Mounting Under-desk.Mounting Through-desk.Mounting Pole.Mounting...

  • Page 24: Ul.guidelines.For.rack.mounting

    Mounting Plenum Placement The MPA 401-70V amplifier meets UL 2043 requirements for heat and smoke release. It can be installed in the ceiling, out of sight, with reduced risk of theft. Although the amplifier is plenum rated, the power supply provided with it is not. The power supply must not be placed in the plenum space. Cables to and from the amplifier must also be plenum rated. Tabletop Placement Attach the four provided rubber feet to the bottom of the unit and place it in any convenient location.

  • Page 25: Rack.mounting.procedure

    The amplifier can be mounted above a projector using either of these optional Extron Pole Mounting Kits: • PMK 100 Pole mount kit (part # 70-217-01) • PMK 350 Pole mount kit (part # 70-563-03) Follow the instructions provided with each kit. MPA 401-70V • Mounting...
  • Page 26 Mounting, cont’d MPA 401-70V • Mounting...

  • Page 27: Extron Warranty

    Extron Warranty Extron Electronics warrants this product against defects in materials and workmanship for a period of three years from the date of purchase. In the event of malfunction during the warranty period attributable directly to faulty workmanship and/or materials, Extron Electronics will, at its option,...
  • Page 28 +971.4.2991880 FAX Inside USA / Canada Only Inside Europe Only Inside Asia Only Inside USA / Canada Only +1.919.863.1794 +31.33.453.4040 +65.6383.4400 +86.21.3760.1568 +1.714.491.1500 +1.919.863.1797 FAX +31.33.453.4050 FAX +65.6383.4664 FAX +86.21.3760.1566 FAX +1.714.491.1517 FAX © 2010 Extron Electronics. All rights reserved.

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