Summary of ART300A
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Art300a active loudspeaker service manual 2002 mackie designs, inc..
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2 art300a service manual service on this equipment is to be performed by experienced repair technicians only.
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3 art300a service manual contents safety instructions ........................................................... 2 introduction ..................................................................... 4 active speaker safety test ............................................ 5 overview....................
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4 art300a service manual introduction about this manual this manual contains the basic repair information for the art series loudspeakers. For each model, the following information is supplied: • safety information • overview • rear panel view and features • specifi cations and test details • parts ...
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5 art300a service manual 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 ...
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6 art300a service manual safety first! Before connecting and using the equipment, please read the quick-start guide carefully and keep it for future reference. Warning this equipment has been designed to be installed by qualifi ed professionals only! There are many factors to be considered when inst...
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7 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 a...
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8 art300a service manual rear panel 1. Input is a balanced xlr input jack that accepts mic-level or line-level signals. 2. Output is a balanced xlr output jack in parallel with the input jack, allowing the signal to “loop through” for daisy-chaining speakers together. 3. Line/mic switch for mic-leve...
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9 art300a service manual specifi cations system: freq. Range (–10 db): 55hz-19khz freq. Response (±3 db): 75hz-16khz horz. Coverage angle (–6 db): 90°, averaged 1khz-10khz vert. Coverage angle (–6 db): 70°, averaged 1khz-10khz directivity factor q (di): 10.0 (10.0), averaged 1khz-10khz system sensit...
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10 art300a service manual art300a parts 13112024 art300a final assembly part # description quantity notes 21111060 woofer l12................................................................................................. 1 23103350 input assembly ......................................................
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11 art300a service manual 23103360 art300a amplifi er assembly 115 vac part # description quantity notes 23020400 amplifier pcb assembly ........................................................................... 1 see next page 23102640 wire assembly ul ................................................
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12 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.............................................................
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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 8142100...
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14 art300a service manual 23103350 input assembly part # description quantity notes 22040930 wire assembly power ............................................................................. 1 23020360 input pcb assembly...................................................................................
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15 art300a service manual 23102460 rcf art300a input assembly these parts differ from the mackie art300a input assembly: part # description quantity notes 33170820 input board cover plate 33270............................................................ 1 13110049 rcf art300a final assembly these pa...
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Art300a service manual 16 r126 2k2 r127 2k2 r129 100k q29 bc560 1 2 q30 bc550 2 q31 bc550 2 q32 bc550 2 r131 1m d39 r130 3k3 r128 100 +15v -15v 1 3 1 1 3 3 note: all diodes not specified are 1n4148 3 r104 10k c47 470n r105 100 r119 10k r120 10k r121 10k r122 1m r123 1m r124 1m r125 1m r132 10k r134 ...
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Art300a service manual 17 d22 1n4007 d30 1n4007 d31 1n4007 r67 2k2 +15v r56 2k2 2 dl3 led d24 r54 2k2 q17 2n5551 r57 6k8 c30 33p r59 2k2 q16 2n5401 r55 2k2 r58 2k2 d23 2 dl4 led 3 d26 r82 0.33 5w q23 tip35c 2 3 r77 q27 bd179 2 1 r72 22 2r7 1/2w r80 2k2 1/2w r76 47 r69 1k r62 100 r68 470 d25 q21 bc55...
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Art300a service manual 18 r5 2k2 c7 100p r9 r10 2k2 r11 390 r12 100 r15 560 r21 1k d4 d5 d6 d9 d10 bav21 r37 1k8 r48 6k8 q15 bf872 q7 mje15030 560 q2 2n5551 q4 2n5551 q6 bc550 dl1 led dl2 c8 100n c11 100n r18 2r2 3w c10 10p r17 2k2 q13 bc550 r36 1k d1 1n4007 d11 1n4007 d12 1n4007 +15v r20 470 r22 1k...
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Art300a service manual 19 c63 10n r139 4.7m d46 1n4007 d47 1n4007 d48 1n4007 d49 1n4007 cf18 lm1 lm7905 vin 3 gnd vout lm2 lm7805 vin 1 gnd vout 2 +40v +80v +40v -40v -80v -5v +5v 1 3 c59 6800u 50v + c60 6800u 50v + c61 6800u 50v + c62 6800u 50v + db2 gbu4d 1 - 2 3 4 100 2 2 3 3 r152 100 1,6w q33 ti...
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Art300a service manual 20 art 300a main circuit board 31851.
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Art300a service manual 21 art 300a input board.
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Art300a service manual 22 xlr input xlr output v oice switch music switch limiter led opera te led v olume po t line/micr o switch traces and pads looking from the top, through the board. Art 300a input board 31850