Mackie ART300A Service Manual
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Mackie ART300A Service Manual

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ART300A
Active Loudspeaker
Service Manual
2002 MACKIE DESIGNS, INC.

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Summary of Contents for Mackie ART300A

  • Page 1 ART300A Active Loudspeaker Service Manual 2002 MACKIE DESIGNS, INC.

  • Page 2: Safety Instructions

    ART300A Service Manual SERVICE ON THIS EQUIPMENT IS TO BE PERFORMED BY EXPERIENCED REPAIR TECHNICIANS ONLY...

  • Page 3: Table Of Contents

    ART300A Service Manual CONTENTS Safety Instructions ............2 Introduction ..............4 Active Speaker Safety Test ..........5 Overview................7 Rear Panel ............... 8 Specifi cations ..............9 Parts ................10 Final Assembly............10 Amplifer Assembly ............. 11 Amplifi er PCB Assembly ..........12 Input Board Assembly and PCB.......

  • Page 4: Introduction

    Mackoid will return your call asap. Disclaimer The information contained in this manual is proprietary to Mackie Designs, Inc. The entire manual is protected under copyright and may not be reproduced by any means without express written permission from Mackie Designs, Inc.

  • Page 5: Active Speaker Safety Test

    ART300A Service Manual Active speaker safety test You must perform the following leakage test before returning any active speakers to your customer. Take every safety precaution to protect yourself while doing this test. 1. Make a small loading RC circuit as shown in the diagram below, and connect the AC volt meter between the AC power source ground and any exposed metal on the unit under test.
  • Page 6 Mackie Industrial strongly recommends that this equipment be installed only by a professional sound installer or contractor.

  • Page 7: Overview

    ART300A Service Manual Overview The ART300A is a full-range two-way professional active speaker system that combines high power and wide bandwidth in a light-weight enclosure for fi xed-installation systems. The 12" low-frequency transducer, in combination with a 1" compression driver coupled to an integral 90º x 70º...

  • Page 8: Rear Panel

    POWER switch turns the AC power on and off. 10. AC OUTLET for connecting AC power to an additional Mackie Industrial active speaker system. 11. Grounding Terminal provides an additional safety grounding point. 12. IEC AC Socket. Connect the detachable power cord to the socket.

  • Page 9: Specifi Cations

    ART300A Service Manual Specifi cations System: Amplifi ers: Freq. Range (–10 dB): LF Amplifi er Power: 55Hz-19kHz 300 watts RMS Freq. Response (±3 dB): HF Amplifi er Power: 75Hz-16kHz 60 watts RMS Horz. Coverage Angle (–6 dB): Distortion: 90°, averaged 1kHz-10kHz <...

  • Page 10: Parts

    ART300A Service Manual ART300A Parts 13112024 ART300A Final Assembly PART # DESCRIPTION QUANTITY NOTES 21111060 WOOFER L12....................1 23103350 INPUT ASSEMBLY ................... 1 See page 14 23103360 AMPLIFIER ASSEMBLY ................... 1 See next page 23103450 ACCESSORY (FLOOR WEDGE ANTI-TIP-OVER THINGY) ......1 23103620 WIRE ASSEMBLY ....................

  • Page 11: Amplifer Assembly

    Boxed Recone kit 15420008 Tweeter ART 300/300A Boxed Tweeter (25110480 plus shipping box, packing) 15410084 Tweeter diaphragm M84 Boxed Tweeter diaphragm 23103360 ART300A Amplifi er Assembly 115 VAC PART # DESCRIPTION QUANTITY NOTES 23020400 AMPLIFIER PCB ASSEMBLY ................1 See next page 23102640 WIRE ASSEMBLY UL ..................

  • Page 12: Amplifi Er Pcb Assembly

    ART300A Service Manual 23020400 ART300A Amplifi er PCB Assembly PART # DESCRIPTION QUANTITY NOTES 32030380 BARE CIRCUIT BOARD MR 31851-6 ............. 1 See pages 16-20 32180670 SUPPORT 13391..................... 4 33120240 HEATSINK 32922 .................... 1 33120250 HEATSINK 32923 .................... 1 33910140 INSULATORS 33912 ..................
  • Page 13 ART300A Service Manual PART # DESCRIPTION QUANTITY NOTES 81413013 CAPACITOR, FILM, C1C13-101K104-COND.FILM100V10% 100N ... 17 81413017 CAPACITOR, FILM, C1C13-630K683-COND.FILM63V10% 68N ....2 81413022 CAPACITOR, FILM, C1C13-630K474-COND.FILM63V10% 470N ....2 81421007 CAPACITOR, CERAMIC, C1C21-500K100 50V10% 10 P ......4 81421013 CAPACITOR, CERAMIC, C1C21-500K330 50V10% 33P ......1 81421017 CAPACITOR, CERAMIC, C1C21-500K680 50V10% 68 P ......

  • Page 14: Input Board Assembly And Pcb

    ART300A Service Manual 23103350 Input Assembly PART # DESCRIPTION QUANTITY NOTES 22040930 WIRE ASSEMBLY POWER ................1 23020360 INPUT PCB ASSEMBLY................... 1 SEE BELOW 23102780 WIRE ASSEMBLY UL ..................1 33170050 COVER PLATE 34675 ..................1 51240211 Screw, cylindrical, blck galv, point, 2.9 x 9.5 mm, U6954 12600 1/2 ..4 83881020 KNOB C3A81-020 ..................

  • Page 15: Rcf Parts Differences

    The main differences between the RCF brand and the Mackie brand ART300A are: the rear panel silkscreens, the front badges, the shipping boxes and literature. The following parts are used in the RCF brand ART300A US model. The other parts, not shown, are the same as the Mackie model.

  • Page 22: Pcb Layout

    Traces and pads looking from the top, through the board. ART 300A Input Board 31850...

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