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Mackie SA1521 manual

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Table of contents for the manual

  • Page 1

    SA 1 521 2-W A Y ACTIVE SPEAKER SYSTEM USER’S MANUAL[...]

  • Page 2

    2 PORTABLE CART WARNING Carts and stands - The Component should be used only with a cart or stand that is recommended by the manufacturer. A Component and cart combination should be moved with care. Quick stops, excessive force, and uneven surfaces may cause the Component and cart combination to overturn. SAFETY INSTRUCTIONS 1. Read Instructions ?[...]

  • Page 3

    3 Lend Me Y our Ears Exposure to e xtremely high noise lev els may cause permanent hearing loss. In- dividuals vary consider ably in susceptibility to noise- induced hearing loss, but nearly ev eryone will lose some hearing if exposed to suffi- ciently intense noise for a period of time . The U.S. Gov ernment’s Occupational Safety and Health A dm[...]

  • Page 4

    4 REAR P ANEL DESCRIPTION MAIN INPUT This is a female XLR -type connector that accepts a balanced line-lev el signal from a mixing console or other signal source . LOOP OUT This is a male XLR -type connector that produces e xactly the same signal that is connected to the MAIN INPUT jack. Use it to daisy-chain sev eral SA152 1s together off the same[...]

  • Page 5

    5 SIGNAL Present Indicator This LED illuminates whenev er there is a signal pr esent at the MAIN INPUT connec- tor on the rear panel. It senses the signal just after the Le vel control, so if the Le vel control is turned do wn, the SIGNAL Present indicator turns off. LIMIT Indicator The SA152 1 has a built-in limiter that pre vents the amplifier ou[...]

  • Page 6

    6 THERMAL CONSIDERA TIONS The SA152 1 has two pow erful built-in amplifiers capable of pr oducing a combined 500 watts of po wer . As amplifiers produce heat, it is important to dissipate the heat as quickly as possible . This results in incr eased r eliability and longevity for the amplifier . The amplifier module is mounted on a lar ge heatsink, [...]

  • Page 7

    7 • Is the THERMAL indicator lit red on the r ear panel? Make sur e there is at least six inches of fr ee space behind the SA152 1. Poor bass performance • Check the polarity of the connections between the mix er and the loudspeak- ers. Y ou may ha ve your positiv e and negativ e connections rev ersed at one end of one cable , causing one loud-[...]

  • Page 8

    8 CARE AND MAINTENANCE environment, w arm up the voice coils slowly b y sending a low-le vel signal through them for about 15 minutes prior to high-pow er operation. • Use a slighty damp cloth with a mild soap solution to clean the cabinets. Only do this when the po wer is turned off. A v oid getting moisture into an y of the openings of the cabi[...]

  • Page 9

    9 SA1521 SPECIFICA TIONS System Specifications Frequency Range (–10 dB) : 49 Hz–20 kHz Frequency Response (–3 dB): 57 Hz–18 kHz Horz. Coverage Angle (–6 dB) : 75 ° averaged 1 kHz to 6 kHz Vert. Coverage Angle (–6 dB) : 65 ° averaged 1 kHz to 6 kHz Sensitivity (1W@1m): 100 dB Maximum SPL Long-term : 130 dB @ 1m Maximum SPL Peak : 133 d[...]

  • Page 10

    10 Architects and Engineers’ Specifications Thermal protection shall be pr ovided b y a thermal sensor mounted on the heatsink, which monitors the heatsink temper ature and triggers the thermal pr otection circuit should the temper ature e xceed 140º F (60º C). The thermal LED shall light and the input signal shall be muted until the heatsink c[...]

  • Page 11

    11 SA1521 LIMITED W ARRANTY 4. If the Authorized Mackie Service Center is lo- cated in another city, pack the loudspeaker in its original shipping carton. More information on packing can be found in the Service section of this manual. 5. Contact the Authorized Mackie Service Center to arrange service or bring the loudspeaker to them. F. LOUD Techno[...]

  • Page 12

    16220 W ood-Red Road NE • W oodinville , W A 98072 • USA US and Canada: 800.898.3211 Europe , Asia, Central and South America: 425.487.4333 Middle East and Africa: 31.20.654.4000 F ax: 425.487.4337 • www .mack ie.com E-mail: sales@mack ie.com[...]