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EAW SMS1990 Instruction Manual

Compact two-way loudspeaker
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1990
SMS
Compact two-way loudspeaker
INSTRUCTION MANUAL

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Summary of Contents for EAW SMS1990

  • Page 1 1990 Compact two-way loudspeaker INSTRUCTION MANUAL...

  • Page 2: Safety Instructions

    When a EAW Commercial product capable of producing high sound levels is being used, it is therefore necessary to wear ear plugs or protective earphones when the limits shown in the table are exceeded.

  • Page 3: Table Of Contents

    14. Rigging Precautions: When mounting or suspending EAW Commercial loudspeaker enclosures, it is essential that load ratings, rigging techniques, and special safety considerations be appropriate for the installation. Use only the mounting/rigging points on the loudspeaker enclosure intended for this purpose. The user must determine the load requirements, dynamic loading, and any other contributing factors affecting the loudspeaker installation.

  • Page 4: Introduction

    These “clip-fit” brackets allow the SMS1990 to be easily clipped in place and adjusted within a wide range of angles. One bracket (CF-1TX) includes an internal transformer for constant voltage applications, and the other (CF-1LZ) is for constant impedance applications.

  • Page 5: Installation

    Although EAW Commercial will help in any way possible, it is always the responsibility of the receiving party to file any shipping damage claim. The carrier will help prepare and file this claim.
  • Page 6 Wall bracket mounting instructions Follow these instructions to mount the SMS1990 loudspeaker using the supplied wall mount bracket. Warning: Installation should only be done by an experienced technician. Improper installation may result in damage to the equipment, injury or death.
  • Page 7 Lock washer Rubber washer M5 Acorn nut a. On each side of the SMS1990, undo two screws as shown. Remove the small trim pieces and keep them safe. b. Use the same screws, and the lock washers provided in the accessories box, to attach a side bracket to each side of the SMS1990.

  • Page 8: Electrical Installation

    B (+) B (-) (-) A (+) A (-) The SMS1990 loudspeakers have a nominal impedance of 8 ohms. If you connect other loudspeakers in parallel, make sure that the overall impedance does not drop below the minimum required by your power amplifier.
  • Page 9 Slide the red plastic tab towards the center of the loudspeaker, and hold while you press the red center button inwards. The input connector can then be removed. 1. Slide this spring-loaded tab to the left. 2. Press this button in. 3. Pull out the connector. SMS1990–...

  • Page 10: Optional Clip-Fit Wall Brackets

    They also allow you to wire all the brackets in your system, and add the loudspeakers at a later time. Once the bracket has been wired and mounted to the wall, the SMS1990 can be quickly pressed onto the input connector and held securely in place. It can be easily adjusted in vertical and horizontal angle, and locked in place with a locking wheel.
  • Page 11 Note: Observe all local and national codes when installing the CF-1TX. All connections must be made with the power amplifier turned off. The following examples of 70 V and 100 V connections show an EAW Commercial CAM160, a typical mixer/amplifier. Its speaker-level output is a screw terminal strip, with outputs for 25 V, 70 V, 100 V, ground, and 4 ohm.
  • Page 12 To avoid overloading, make sure that the selected taps on the loudspeakers add up to no more than 80% of the rated power of the amplifier being used. – SMS1990...
  • Page 13 B (+) B (-) (-) A (+) A (-) The SMS1990 loudspeakers have a nominal impedance of 8 ohm. If you connect other loudspeakers in parallel, make sure that the overall impedance does not drop below the minimum required by your power amplifier.

  • Page 14: Mechanical Installation

    Rotating the loudspeaker’s input section (if required): The SMS1990 loudspeaker can be mounted vertically (as shown) onto the clip-fit bracket, or horizontally. If you want to change the orientation, follow these steps: a. Remove the four screws holding the circular input section in place.
  • Page 15 Find the desired loudspeaker position, and then rotate the locking wheel until it locks this position. Slots are provided in the locking wheel to allow further tightening with a flathead screwdriver if required. b. Perform a listening test to verify that the coverage is acceptable. SMS1990–...
  • Page 16 Unmounting the loudspeaker from the bracket: a. Slide the red plastic tab towards the center of the loudspeaker, and hold while you press the red center button inwards. Pull the SMS1990 off the bracket. 1. Slide this spring-loaded tab to the left.

  • Page 17: Specifications

    Design refinements are introduced into existing products without notice as a routine expression of that philosophy. For this reason, any current EAW Commercial product may differ in some respect from its published description, but will always equal or exceed the original design specifications unless otherwise stated.

  • Page 18: Dimensions

    SMS1990 Dimensions 6.35 in/ 161.3 mm 5.50 in/ 4.05 in/ 139.6 mm 102.8 mm 4.64 in/ 117.8 mm 6.17 in/ 156.7 mm 9.24 in/ 234.6 mm With side brackets fitted 3.44 in/ 4.04 in/ 87.3 mm 102.5 mm 4.88 in/ 124.0 mm...

  • Page 19: Performance Graphs

    Performance Graphs 1000 SMS1990 Impedance vs Frequency Frequency (Hz) 1000 Frequency (Hz) SMS1990 Axial Response vs Frequency 1000 Frequency (Hz) Vert SMS1990 Beamwidth vs Frequency 1000 Frequency (Hz) Vert 1000 Frequency (Hz) 1000 Frequency (Hz) SMS1990–...
  • Page 20 -135° -45° -90° -90° 630 H z 10000 H z 800 H z 12500 H z 90° 90° 1000 H z 1250 H z 135° 45° 135° 45° 180° 0° 180° 0° -135° -45° -135° -45° -90° -90° – SMS1990...
  • Page 21 -90° -90° 630 H z 10000 H z 800 H z 12500 H z 90° 90° 1000 H z 16000 H z 1250 H z 135° 45° 135° 45° 180° 0° 180° 0° -135° -45° -135° -45° -90° -90° SMS1990–...

  • Page 22: Service Information

    In the event that your SMS1990 should require servicing, please follow these instructions: 1. Call EAW Commercial Tech Support at 1-888-337-7404, 7 am to 5 p.m. PST (Monday- Friday), to verify the problem and obtain a Return Authorization (RA) Number. Be sure to have the serial number of the unit when you call.

  • Page 23: Eaw Commercial Warranty

    EAW Commercial brand products (all dates are from the date of delivery from an Authorized EAW Commercial Distributor to the end user/installation site): Loudspeakers – 5 years; Active Electronics – 5 years; Accessories –...
  • Page 24 EAW Commercial | One Main Street | Whitinsville, MA 01588 USA TEL toll free within US/Canada 888.337.7404 | TEL outside US 425.892.6503 | FAX 425.485.1152 www.eawcommercial.com ©2007 LOUD Technologies Inc. All Rights Reserved. EAW Commercial is a registered trademark of LOUD Technologies Inc.

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