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Blaupunkt MPA400 manual

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Table of contents for the manual

  • Page 1

    MPA 400us 3/2 Channel Mobile Audio Amplifier with 400 W atts Max. Power Amplificateur audio mobile de 400 watts de puissance maximum à 3/2 canaux Amplificador Móvil de Áudio de 31 Canales con Potencia Máx. de 400 vatios Amplificador Móvel de Áudio de 3/2 Canais com Potência Máx. de 400 W atts MP A MUL TI-CHANNEL POWER AMPLIFIER M P A 400us [...]

  • Page 2

    Below is a basic trouble-shooting guide to assist in seeking out and corr ecting a problem that may occur in the installation process. Although lengthy , this chart cannot address every single pr oblem possible but mainly the ones most common. P ARAMETER/FEA TURE V ALUE Channels 3/2 active channels Size ( W x H x D) 8.69 x 2.19 x 11.82 inches (220 [...]

  • Page 3

    Congratulations! Y ou are the now the owner of an exceptional car audio amplifier fr om the audio enthusiasts at Blaupunkt. Our engineering staff has spent considerable time r efining our MP A series amplifiers in order to introduce gr eat sound to the consumer at an affor dable price. With these products we focus on sonic performance but balanced [...]

  • Page 4

    W e always recommend you have your Blaupunkt amplifiers pr ofessionally installed but the installation process is oft en so easy that the average consumer can achieve success with little trouble. Regar dless of the person installing, you should be sure to review the following points before pr oceeding with the installation: ■ READ THE MANUAL! Und[...]

  • Page 5

    Before wiring up an audio syst em that may not achieve the sound quality you want, be sure to choose a syst em concept that fits your listening r equirements. Basic systems, a receiver with int er nal 4x20 watts and 4 coax speakers, are adequate for many list eners. But, when you want to really “feel” the music, you will need some kind of subwo[...]

  • Page 6

    VEHICLE FUSING For safety purposes, a high current fuse (or cir cuit breaker) MUST be installed in line with the amplifiers(s) immediately at the battery to pr event vehicle damage should the battery line in advertently shorted to the vehicle chassis. The char t at the right shows the recommended mast er fuse sizes for an average audio system with [...]

  • Page 7

    The inputs and controls for this amplifier ar e explained in the summaries below and refer ence the numbered call-outs above. 1.) LOW-P ASS CROSSOVER CONTROL (ch 1 & 2) - Once the “crossover frequency setting” is set to “LOW-P ASS”, this control adjusts the frequency for which all signals BELOW this setting are passed on to the speakers[...]

  • Page 8

    1.) POWER CONNECTIONS - GROUND - This is the high current gr ound connection to the chassis of the car . It should be fastened to a clean ground connection in the car , capable of handling high current loads and within 3 feet (absolut ely no longer than 3 feet). TRIGGER - This allows the amp to be remot ely switched on from the radio and normally u[...]

  • Page 9

    This amplifier offers a very unique installation advantage by including 3 independent amplifier channels with 2 active crossover sections. The inputs r equire only 2 signal leads (left and right) and derive the bass signal fr om these two. The final installation is most commonly configured with the two st ereo channels driving satellit e speakers i[...]

  • Page 10

    S YSTEM C ONFIGURA TION #2 – 10 – The lar gest improvement in sound quality always comes when adding some kind of subwoofer via a dedicated subwoofer amplifier and electronics cr ossover . The electronic crossover ensur es minimal overlap of the bass response with the mid and high frequencies fr om the other speakers resulting in a more accurat[...]

  • Page 11

    SYMPTOM No power (power light not on) Power but no sound (power light is on) No sound from one channel or entir e side V ery low sound level Power amplifier turns on and off repeat edly (motor -boating sound) Amplifier turns off during loud or distorted passages Amplifier performs fine but gets very hot to the touch Amplifier turn-on/turn-off pops [...]

  • Page 12

    Robert Bosch Corporation warrants new Blaupunkt car audio pr oducts it distributes in the United States thr ough authorized Blaupunkt dealers, or which are import ed as original vehicle equipment by the automobile manufactur er , to be free from defects in mat erial and workmanship, in accordance with the following: For twelve (12) months after del[...]

  • Page 13

    Robert Bosch Corporation Sales Gr oup - Blaupunkt Division 2800 S. 25th A venue, Br oadview , Illinois 60153 U.S.A. http://www .blaupunkt.com Copyright 1998 by the Robert Bosch Corporation No portion of this work may be reproduced in any form without the written consent of the Rober t Bosch Corporation Printed in China (8/98)[...]