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Extron Electronics, USA
Extron Electronics, Europe
1230 South Lewis Street
Beeldschermweg 6C
Anaheim, CA 92805
3821 AH Amersfoort
USA
The Netherlands
714.491.1500
+31.33.453.4040
www.extron.com
Fax 714.491.1517
Fax +31.33.453.4050
© 2006 Extron Electronics. All rights reserved.
Extron Electronics, Asia
Extron Electronics, Japan
135 Joo Seng Road, #04-01
Kyodo Building
PM Industrial Building
16 Ichibancho
Singapore 368363
Chiyoda-ku, Tokyo 102-0082 Japan
+65.6383.4400
+81.3.3511.7655
Fax +65.6383.4664
Fax +81.3.3511.7656
User's Manual
MPA 181T
Mini Power Amplifier
68-1082-01
Rev. A
02 06
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Related Manuals for Extron electronics MPA 181T
Summary of Contents for Extron electronics MPA 181T
- Page 1 Fax 714.491.1517 Fax +31.33.453.4050 Fax +65.6383.4664 © 2006 Extron Electronics. All rights reserved. User’s Manual Extron Electronics, Japan Kyodo Building 16 Ichibancho Chiyoda-ku, Tokyo 102-0082 Japan +81.3.3511.7655 Fax +81.3.3511.7656 MPA 181T Mini Power Amplifier 68-1082-01 Rev. A 02 06...
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Page 2: Fcc Class A Notice
Precautions Safety Instructions • English Warning This symbol is intended to alert the user of important Power sources • This equipment should be operated only from the power source indicated on the product. This equipment is intended to be used with a main operating and maintenance (servicing) instructions power system with a grounded (neutral) conductor. - Page 4 Turn all of the equipment off and disconnect it from the power source. Step 2 Mount the MPA 181T on a rack, under a desk, or on a projector, as illustrated below. Step 3 Attach the speakers to the MPA 181T.
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Page 5: Table Of Contents
Quick Start Guide — MPA 181T, cont’d Step 5 Connect power cords to the MPA 181T and other audio equipment. Step 6 Adjust the MPA 181T input level, bass and treble. If connecting to a projector, ensure that the volume on the... -
Page 6: Chapter One
Table of Contents, cont’d MPA 181T Chapter One Introduction About this Manual About the MPA 181T Features ii MPA 181T • Table of Contents MPA 181T • Introduction... -
Page 7: About This Manual
Class D audio amplifier — The MPA 181T features improved, class D technology for high efficiency and low distortion. Compact size — The MPA 181T is housed in a 1U high, 1/4 rack width, 6" deep, metal enclosure, allowing this amplifier to fit in many unique applications. -
Page 8: Installation And Operation
Introduction MPA 181T Chapter Two Installation and Operation Installation Overview Mounting the MPA 181T Rear Panel Features Front Panel Features Setting up the MPA 181T Amplifier MPA 181T • Introduction... -
Page 9: Chapter 2 • Installation And Operation Installation Overview
Installation and Operation Installation Overview To install and set up an MPA 181T, follow these steps: Turn all of the equipment off. Make sure that the input devices (DVD, VCR, PC, etc.), the MPA 181T unit, and the output devices are turned off and disconnected from their power source(s). -
Page 10: Under-Desk Mounting
RSU shelf Under-desk mounting In addition to using the MPA 181T unit on a rack or projector, it can also be mounted under furniture (or under a desk). Mount the unit by using the optional mounting kit (part #70-077-01) for... -
Page 11: Rear Panel Features
VOL/MUTE POWER (MONO) 4/8 Ohms 3A MAX Figure 2-5 — MPA 181T back panel Power input Power connection — Plug the external 12 VDC power supply into this connector. The power supply is included with the unit. MPA 181T • Installation and Operation... -
Page 12: Audio Inputs
RCA input connector — Plug an RCA audio source to this line level input. 3.5 mm stereo input — Plug a 3.5 mm audio micro cable into this stereo jack. MPA 181T • Installation and Operation 0.2” (5 mm) MAX Remote control Captive Screw... -
Page 13: Front Panel Features
When setting up volume control, ensure that the projector output is set to variable out. Consult the projector’s user manual for detailed instructions on its calibration. To adjust the MPA 181T input level, bass, and treble, do the following: 2-10 MPA 181T •... -
Page 14: Chapter 3 • Remote Operation
Figure 2-12 — Pinout diagram for a third party volume potentiometer See Chapter 3, Remote Operation for more information on the three options (IR remote, MLC series, or DC volume/mute controller) for remote control. MPA 181T • Installation and Operation 2-12 MPA 181T Chapter Three Remote Operation... -
Page 15: Remote Control Options
Using a MediaLink™ Controller — For a projector with variable audio output, use a MediaLink controller to control the projector’s volume via RS-232 or the projector’s IR remote to effectively control the MPA volume. MPA 181T • Remote Operation Extron SI 26CT Two-way Ceiling... - Page 16 Level pot. at 9 o’clock ... +16 dBV (unbalanced), +23 dBu (balanced) at 1% THD+N MPA 181T • Specifications, Part Numbers, and Accessories Input level sensitivity ... -16 dBV (158 mV) from unbalanced input for maximum output (18 watts at 70 V...
- Page 17 Vibration ... ISTA 1A in carton (International Safe Transit Association) MPA 181T • Specifications, Part Numbers, and Accessories Included Parts These items are included in each order of a MPA 181T unit: Included parts MPA 181T Mini Power Amplifier 12 VDC, 3 A external power supply (2) 5-pin, 3.5 mm captive screw conn.
- Page 18 Specifications, Part Numbers, Accessories, cont’d MPA 181T • Specifications, Part Numbers, and Accessories...
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