Extron electronic MPA 152 PLUS User Manual

MPA 152 Plus

ENERGY STAR® Qualified Stereo Mini Power Amplifier

User Guide

Audio

68-1320-03 Rev. A

11 13

Safety Instructions

Safety Instructions • English

WARNING: This symbol, D, when used on the product, is intended

to alert the user of the presence of uninsulated dangerous voltage
within the product’s enclosure that may present a risk of electric
shock.

ATTENTION: This symbol, I, when used on the product, is

intended to alert the user of important operating and maintenance
(servicing) instructions in the literature provided with the equipment.

For information on safety guidelines, regulatory compliances, EMI/EMF
compatibility, accessibility, and related topics, see the Extron Safety and
Regulatory Compliance Guide, part number 68-290-01, on the Extron
website, www.extron.com.

Instructions de sécurité • Français

AVERTISSEMENT: Ce pictogramme, D, lorsqu’il est utilisé sur

le produit, signale à l’utilisateur la présence à l’intérieur du boîtier
du produit d’une tension électrique dangereuse susceptible de
provoquer un choc électrique.

ATTENTION: Ce pictogramme, I, lorsqu’il est utilisé sur le

produit, signale à l’utilisateur des instructions d’utilisation ou de
maintenance importantes qui se trouvent dans la documentation
fournie avec le matériel.

Pour en savoir plus sur les règles de sécurité, la conformité à la
réglementation, la compatibilité EMI/EMF, l’accessibilité, et autres sujets
connexes, lisez les informations de sécurité et de conformité Extron,
réf. 68-290-01, sur le site Extron, www.extron.com.

Sicherheitsanweisungen • Deutsch

WARNUNG: Dieses Symbol D auf dem Produkt soll den Benutzer

darauf aufmerksam machen, dass im Inneren des Gehäuses dieses
Produktes gefährliche Spannungen herrschen, die nicht isoliert sind
und die einen elektrischen Schlag verursachen können.

Инструкция по технике безопасности • Русский

ПРЕДУПРЕЖДЕНИЕ: Данный символ, D, если указан

на продукте, предупреждает пользователя о наличии
неизолированного опасного напряжения внутри корпуса
продукта, которое может привести к поражению
электрическим током.

ВНИМАНИЕ: Данный символ, I, если указан на продукте,

предупреждает пользователя о наличии важных инструкций
по эксплуатации и обслуживанию в руководстве,
прилагаемом к данному оборудованию.

Для получения информации о правилах техники безопасности,
соблюдении нормативных требований, электромагнитной
совместимости (ЭМП/ЭДС), возможности доступа и других вопросах
см. руководство по безопасности и соблюдению нормативных
требований Extron на сайте Extron: www.extron.com, номер по
каталогу - 68-290-01.

Chinese Simplified（简体中文）

警告：D产品上的这个标志意在警告用户该产品机壳内有暴露的危险

电 压 ，有 触 电 危 险 。

注意：I 产品上的这个标志意在提示用户设备随附的用户手册中有

重要的操作和维护(维修）说明。

关于我们产品的安全指南、遵循的规范、
使用的特性等相关内容，敬请访问 Extron 网站 www.extron.com，参见 Extron
安全规范指南，产品编号 68-290-01。

EMI/EMF 的兼容性、无障碍

Chinese Traditional（繁體中文）

警告: D 若產品上使用此符號，是為了提醒使用者，產品機 殼內存在著

可能會導致觸電之風險的未絕緣危險電壓。

VORSICHT: Dieses Symbol I auf dem Produkt soll dem Benutzer in

der im Lieferumfang enthaltenen Dokumentation besonders wichtige
Hinweise zur Bedienung und Wartung (Instandhaltung) geben.

Weitere Informationen über die Sicherheitsrichtlinien, Produkthandhabung,
EMI/EMF-Kompatibilität, Zugänglichkeit und verwandte Themen finden Sie
in den Extron-Richtlinien für Sicherheit und Handhabung (Artikelnummer
68-290-01) auf der Extron-Website, www.extron.com.

Instrucciones de seguridad • Español

ADVERTENCIA: Este símbolo, D, cuando se utiliza en el producto,

avisa al usuario de la presencia de voltaje peligroso sin aislar dentro
del producto, lo que puede representar un riesgo de descarga
eléctrica.

ATENCIÓN: Este símbolo, I, cuando se utiliza en el producto, avisa

al usuario de la presencia de importantes instrucciones de uso y
mantenimiento recogidas en la documentación proporcionada con
el equipo.

Para obtener información sobre directrices de seguridad, cumplimiento
de normativas, compatibilidad electromagnética, accesibilidad y
temas relacionados, consulte la Guía de cumplimiento de normativas
y seguridad de Extron, referencia 68-290-01, en el sitio Web de Extron,

www.extron.com.

注意I 若產品上使用此符號，是為了提醒使用者，設備隨附的用戶手冊中有重要

的 操 作 和 維 護（ 維 修 ）説 明 。

有關安全性指導方針、法規遵守、EMI/EMF 相容性、存取範圍和相關主題的詳細
資訊，請瀏覽 Extron 網站：www.extron.com，然後參閱《Extron 安全性與法規
遵守手冊》，準則編號 68-290-01。

Japanese

警告: この記号 D が製品上に表示されている場合は、筐体内に絶縁されて

いない高電圧が流れ、感電の危 険があることを示しています。

注意:この記 号 I が 製 品 上 に 表 示 さ れ て い る 場 合 は 、 本 機 の 取 扱 説 明 書 に 記 載 さ れ て

いる重要な操 作と保 守(整 備)の指 示に ついてユーザー の注 意を 喚起するも のです。

安全上のご注意、法令遵守、EMI/EMF適合性、その他の関連項目に
つ い て は 、エ ク スト ロ ン の ウ ェ ブ サ イト www.extron.comより

『Extron Safety and Regulatory Compliance Guide』 (P/N 68-290-01) をご覧く

ださい。

Korean

경고: 이 기호 D, 가 제품에 사용될 경우, 제품의 인클로저 내에 있는

접지되지 않은 위험한 전류로 인해 사용자가 감전될 위험이 있음을
경고합니다.

주의: 이 기호 I, 가 제품에 사용될 경우, 장비와 함께 제공된 책자에 나와

있는 주요 운영 및 유지보수(정비) 지침을 경고합니다.

안전 가이드라인, 규제 준수, EMI/EMF 호환성, 접근성, 그리고 관련 항목에 대한
자세한 내용은 Extron 웹 사이트(www.extron.com)의 Extron 안전 및 규제 준수
안내서, 68-290- 01 조항을 참조하십시오.

FCC Class B Notice

ClassB digital device, pursuant to part15 of the FCC rules. These limits 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. There is no guarantee that interference will not occur. If this equipment
does cause interference to radio or television reception, which can be determined by turning
the equipment off and on, you are encouraged to try to correct the interference by one or
more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which the

receiver is connected.

• Consult the dealer or an experienced radio/TV technician for help.

This equipment has been tested and found to comply with the limits for a

NOTE: For more information on safety guidelines, regulatory compliances, EMI/

EMF compatibility, accessibility, and related topics, see the Extron Safety and

Regulatory Compliance Guide on the Extron website.

Copyright

© 2013 Extron Electronics. All rights reserved.

Trademarks

All trademarks mentioned in this guide are the properties of their respective owners.

The following registered trademarks(®), registered service marks(SM), and trademarks(TM) are the property of
RGBSystems, Inc. or Extron Electronics:

Registered Trademarks (®)

AVTrac, Cable Cubby, CrossPoint, eBUS, EDID Manager, EDID Minder, Extron, Flat Field, GlobalViewer, Hideaway, Inline,
IPIntercom, IPLink, Key Minder, LockIt, MediaLink, PlenumVault, PoleVault, PowerCage, PURE3, Quantum, SoundField,
SpeedMount, SpeedSwitch, System Integrator, TeamWork, TouchLink, V‑Lock, VersaTools, VN‑Matrix, VoiceLift, WallVault,
WindoWall, XTP and XTP Systems

SM

Registered Service Mark(

AAP, AFL (Accu‑Rate Frame Lock), ADSP (Advanced Digital Sync Processing), AIS (Advanced Instruction Set), Auto‑Image,
CDRS (Class D Ripple Suppression), DDSP (Digital Display Sync Processing), DMI (Dynamic Motion Interpolation),
DriverConfigurator, DSPConfigurator, DSVP (Digital Sync Validation Processing), FastBite, FOXBOX, IP Intercom HelpDesk,
MAAP, MicroDigital, ProDSP, QS‑FPC (QuickSwitch Front Panel Controller), Scope‑Trigger, SIS, Simple Instruction Set,
Skew‑Free, SpeedNav, Triple‑Action Switching, XTRA, ZipCaddy, ZipClip

) : S3 Service Support Solutions

Trademarks (

TM

)

Conventions Used in this Guide

Notifications the following are used:

ATTENTION: Attention indicates a situation that may damage or destroy the product

or associated equipment.

NOTE: A note draws attention to important information.

Specifications Availability

Product specifications are available on the Extron website, www.extron.com.

Contents

Introduction............................................................ 1

Important Safety Instructions .............................. 1

About the MPA 152 Plus .................................... 2

MPA 152 Plus Features ...................................... 2

Panels and Cabling .............................................. 4

MPA 152 Plus Rear Panel Features .................... 4

Power Connector ........................................... 4

Audio Inputs ................................................... 6

Remote Control .............................................. 7

Audio Output .................................................. 9

Setup and Operation .......................................... 10

Front Panel Features and Operation ................. 10

Setting Input Level ........................................ 10

Setting Bass and Treble ................................ 11

Remote Control Options ................................... 11

Defeating the Auto Power‑down Timer ............. 12

Troubleshooting ................................................ 13

Amplifier Fails to Exit Standby Mode

Promptly ...................................................... 13

Amplifier Enters Standby Mode Too Early ...... 13

Mounting ............................................................... 14

Rack Mounting ................................................. 14

UL Guidelines for Rack Mounting .................. 14

Rack Mounting Procedure ............................ 15

Back of the Rack Mounting .......................... 15

Other Mounting Options ................................... 15

MPA 152 Plus • Contents v

MPA 152 Plus • Contents vi

Introduction

This manual contains information about the Extron MPA 152 Plus mini power amplifier
with instructions for experienced installers on how to install, configure, and operate the
equipment. Unless otherwise specified, in this manual “amplifier” or “MPA” refer to the
MPA152 Plus.

This section provides the following information:

• Important Safety Instructions

• About the MPA 152 Plus

• MPA 152 Plus Features

Important Safety Instructions

1. Read these instructions.

2. Keep these instructions.

3. Heed all warnings.

4. Follow all instructions.

5. Do not use this apparatus near water.

6. Clean only with dry cloth.

7. Do not block any ventilation openings. Install in accordance with the instructions of the

manufacturer.

8. Do not install near any heat sources such as radiators, heat registers, stoves, or other

apparatus (including amplifiers) that produce heat.

9. Do not defeat the safety purpose of the polarized or grounding‑type plug. A polarized

plug has two blades with one wider than the other. A grounding type plug has two
blades and a third grounding prong. The wide blade or the third prong are provided
for safety. If the provided plug does not fit into the outlet, consult an electrician for
replacement of the obsolete outlet.

10. Protect the power cord from being walked on or pinched particularly at plugs,

convenience receptacles, and the point where they exit from the apparatus.

11. Only use attachments or accessories specified by the manufacturer.

12.

13. Unplug this apparatus during lightning storms or when unused for long periods of time.

14. Refer all servicing to qualified service personnel. Servicing is required when the

apparatus has been damaged in any way, such as if the power‑supply cord or plug
is damaged, liquid has been spilled or objects have fallen into the apparatus, the
apparatus has been exposed to rain or moisture, does not operate normally, or has
been dropped.

Use only with the cart, stand, tripod, bracket, or table specified by the
manufacturer, or sold with the apparatus. When a cart is used, use caution
when moving the cart/apparatus combination to avoid injury from tip‑over.

MPA 152 Plus • Introduction 1