Atlas Sound XLT - Manuals - manualsarea.com

Page 3 - complete; Community’s History of Technological Firsts Include:

PAGE 1 Community XLT / XLTE Series Owner’s Manual COMMUNITY PROFESSIONAL LOUDSPEAKERSA TRADITION OF EXCELLENCE AND INNOVATION FOR OVER 30 YEARS Before 1967, most sound reinforcement systems were made up of components designed for use in movie theaters. Although these components worked well in theate...

Page 4 - EC STATEMENT OF CONFORMITY; USA

PAGE 2 Community XLT / XLTE Series Owner’s Manual EC STATEMENT OF CONFORMITY This document confirms that the range of products of Community Professional Loudspeakers bearing the CE label meetall the requirements in the EMC directive 89/336/EEC laid down by the Member States Council for adjustment of...

Page 5 - TABLE OF CONTENTS; CHAPTER; DIAGRAMS and TABLES

PAGE 3 Community XLT / XLTE Series Owner’s Manual TABLE OF CONTENTS CHAPTER PAGE Community Professional Loudspeakers..................................................................................................................... 1 EC Statement of Conformity ........................................

Page 6 - COMMUNITY XLTTM AND XLTETM SERIES OWNER’S MANUAL; INTRODUCTION; COMMUNITY XLT AND XLTE SERIES LOUDSPEAKER SYSTEMS; to potential damage or danger.

PAGE 4 Community XLT / XLTE Series Owner’s Manual COMMUNITY XLT™ AND XLTE™ SERIES OWNER’S MANUAL 1 INTRODUCTION Welcome! You’ve joined the group of people that have chosen high quality Community loudspeaker systems andcomponents for over 30 years. We’re gratified you did and we will do our best to m...

Page 7 - UNPACKING AND INSPECTION; The shipping carton contains the following items:

PAGE 5 Community XLT / XLTE Series Owner’s Manual 2 UNPACKING AND INSPECTION The Community XLT and XLTE loudspeakers are inherently rugged and are carefully packed in well-designed cartons.It is a good idea to inspect the unit carefully after it has been removed from the packaging, as sometimes ther...

Page 10 - Figure 1: Physical Features

PAGE 8 Community XLT / XLTE Series Owner’s Manual Figure 1: Physical Features NOTE: These are composite, generalized drawings showing features for both XLT and XLTE products. Refer to TABLE 1 to determine which of these features apply to your particular loudspeaker model.

Page 11 - PHYSICAL FEATURES; FEATURES MATRIX

PAGE 9 Community XLT / XLTE Series Owner’s Manual 3 PHYSICAL FEATURES (See FIGURE 1) 3.1 FEATURES MATRIX TABLE 1 lists various features that vary between XLT and XLTE models. Refer to the Features Descriptions chart inSECTION 3.2 for details about each feature. PHYSICAL FEATURES ENCLOSURE MATERIAL F...

Page 12 - Footnotes for Physical Features

PAGE 10 Community XLT / XLTE Series Owner’s Manual OTHER MOUNTING POINTS GRILLE MOUNTING POINTS The grille is fastened to the enclosure with 1-1/2 in. / 38 mm #6 Phillips pan-head screws. INPUT PANELS INPUT PANEL For connecting the power amplifier to the loudspeaker. Also has user adjustable control...

Page 13 - COMMUNITY XLTTM AND XLTETM SERIES GENERAL DESCRIPTION; ABBREVIATED OPERATING INSTRUCTIONS; Table 2: Product Listing

PAGE 11 Community XLT / XLTE Series Owner’s Manual 4 COMMUNITY XLT™ AND XLTE™ SERIES GENERAL DESCRIPTION The XLT loudspeaker systems have features and functions designed primarily for portable applications. The XLTEsystems are suitable for both heavier-duty portable use and for permanent installatio...

Page 14 - Ferrofluid Cooling

PAGE 12 Community XLT / XLTE Series Owner’s Manual 4.3.4 Ferrofluid Cooling All XLT and XLTE low frequency drivers and the 46 mid frequency driver are specifically designed to be Ferrofluid-cooled. Ferrofluid is a viscous liquid that is attracted by magnetic fields. The liquid is injected into the v...

Page 15 - Subwoofer Full-Range Output

PAGE 13 Community XLT / XLTE Series Owner’s Manual 4.6.3 Subwoofer Full-Range Output The subwoofers have a FULL-RANGE OUTPUT designed to connect to a full-range loudspeaker. This outputfunctions as a high pass filter. The signal from the power amplifier connected to the subwoofer passes through this...

Page 16 - Permanent Mounting; Each enclosure has provisions for permanently installing it.; Corner Protectors and Stacking (XLT only); enclosures when stacking.; Carrying Handles; load rated for these purposes.; Stand / Pole Mounting

PAGE 14 Community XLT / XLTE Series Owner’s Manual 4.8.1 Permanent Mounting Each enclosure has provisions for permanently installing it. XLT: These models have four 5/16-18 threaded T-nuts - one each in the top, sides, and bottom. The XLT48 has two mounting points - one on each of the two sides. The...

Page 17 - or ceilings. Not usable with the XLT41E.

PAGE 15 Community XLT / XLTE Series Owner’s Manual 4.8.6 41 Positioning and Horn Rotation The 41 can be positioned in several ways. When used as a floor monitor either of the two backs may be placed onthe floor to vary the aiming angle. One provides an up-angle of 30 degrees from the floor and the o...

Page 18 - SETUP AND OPERATION; CHOOSING A POWER AMPLIFIER

PAGE 16 Community XLT / XLTE Series Owner’s Manual 5 SETUP AND OPERATION A variety of topics are covered in these sections concerning the use of the loudspeakers. Please read themthoroughly to ensure proper set-up, operation, and the best performance, sound quality, and reliability from yourloudspea...

Page 19 - Table 4: Recommended Amplifier Power for Full-Range in BIAMP Mode; Using one amplifier channel

PAGE 17 Community XLT / XLTE Series Owner’s Manual MODEL LOUDSPEAKER PROGRAM RATING REC. POWER AMP RANGE POWER AMP LOAD IMPEDANCE 41, 42, 43, and 48 500W 420W to 600W 8 Ohm 46 500W 420W to 600W 4 Ohm 47 1000W 830W to 1200W 4 Ohm Table 3: Recommended Amplifier Power for Full-Range in PASSIVE Mode MOD...

Page 20 - FIGURE 2: PASSIVE Mode Configurations

PAGE 18 Community XLT / XLTE Series Owner’s Manual specific crossover settings for all possible combinations and situations. Therefore, if the crossover allows arange of filter adjustments, you should experiment for the best sound. Here are some general recommendations: The crossover frequency can b...

Page 21 - FIGURE 3: BIAMP Mode Configurations

PAGE 19 Community XLT / XLTE Series Owner’s Manual FIGURE 3: BIAMP Mode Configurations

Page 22 - ELECTRICAL INSTALLATION; LOUDSPEAKER CABLE; Table 6: Loudspeaker Wire Gauge Selection

PAGE 20 Community XLT / XLTE Series Owner’s Manual 6 ELECTRICAL INSTALLATION 6.1 LOUDSPEAKER CABLE To get the maximum performance from your loudspeaker, copper wire and good quality connectors must be used. 6.1.1 Loudspeaker Wire Gauge The most important factor in selecting loudspeaker cable is its ...

Page 23 - Choosing an Input Jack

PAGE 21 Community XLT / XLTE Series Owner’s Manual 6.2.1 Choosing an Input Jack The 1/4 in. connector has been adopted for use as a loudspeaker connector primarily because of its low cost andready availability. It has relatively low current handling and low mechanical contact force. This can result ...

Page 24 - CONNECTING THE LOUDSPEAKERS; Be sure to observe proper polarity; FIGURE 4: Wiring for PASSIVE Mode Full-Range

PAGE 22 Community XLT / XLTE Series Owner’s Manual in CHAPTER 11, they indicate the load will be below 3 ohms (except for the 51 models). Because this occurs onlyover a small range of frequencies and because of the nature of audio signals, a 4 Ohm amplifier should be able todrive this load with no p...

Page 25 - FIGURE 5: Wiring for BIAMP Mode Full-Range

PAGE 23 Community XLT / XLTE Series Owner’s Manual 6.4.2 BIAMP Mode Wiring (See FIGURE 5) Installing and operating loudspeakers in BIAMP mode requires putting the slide switch on the input panel in theBIAMP (up) position. In this mode the LF and HF connections must be made using either of the Neutri...

Page 26 - PHYSICAL INSTALLATION; FRONT GRILLE

PAGE 24 Community XLT / XLTE Series Owner’s Manual 7 PHYSICAL INSTALLATION 7.1 FRONT GRILLE The grille is painted using a powder coating process that bonds the paint to the steel. This prevents the paint fromeasily chipping and the resulting matte finish reduces reflection of ambient light sources. ...

Page 27 - Model 41 Horn Orientation

PAGE 25 Community XLT / XLTE Series Owner’s Manual 7.3.1 Model 41 Horn Orientation The 41 is shipped from the factory for monitor use meaning that when in a horizontal position its HF pattern is 90degrees horizontal by 40 degrees vertical. For operating it in an upright position as a PA loudspeaker,...

Page 28 - FIGURE 8: XLT Mounting Points

PAGE 26 Community XLT / XLTE Series Owner’s Manual quite strong, these points do NOT have a WLL (Working Load Limit) rating. For this reason always take the followingprecautions: ALWAYS use at least two mounting points on opposite sides of the enclosure.ALWAYS pull in a direction parallel to the sur...

Page 29 - Using the Community WB1 Mounting Accessory

PAGE 27 Community XLT / XLTE Series Owner’s Manual 7.4.3 Using the Community WB1 Mounting Accessory The WB1 mounting bracket kit consists of two steel brackets that can be attached to the mounting points forpermanent attachment of the loudspeaker to architectural structures. Because of the angled si...

Page 30 - Using the Community EYBLTKIT

PAGE 28 Community XLT / XLTE Series Owner’s Manual 7.5.1 Using the Community EYBLTKIT The Community EYBLTKIT has four drop-forged, load-rated, 3/8-16 eyebolts with locking washers. They are designedfor use in the mounting/rigging points on the XLTE loudspeakers. Refer to the instructions that are in...

Page 31 - ACOUSTICAL ADJUSTMENTS; INITIAL TESTING

PAGE 29 Community XLT / XLTE Series Owner’s Manual 8 ACOUSTICAL ADJUSTMENTS Once the loudspeaker has been connected according to your configuration, it is ready for acoustical adjustments.This is normally a one-time procedure. Once set, you should not need to change these adjustments. However,when u...

Page 32 - Residual Noise

PAGE 30 Community XLT / XLTE Series Owner’s Manual WARNING: Before setting gain structure, disconnect the loudspeaker(s) from the amplifier(s). 2. The basic procedure is to use a test signal and set the first piece of equipment in the signal chain (usually themixer) so it is just below its maximum v...

Page 33 - EQUALIZATION; Use the FLAT position:; Equalization Tips

PAGE 31 Community XLT / XLTE Series Owner’s Manual 8.3 EQUALIZATION Once volume level balances are set, you can then equalize the loudspeaker, if desired, using the loudspeaker’s HFLevel switch and/or a graphic or parametric equalizer or tone controls on the mixer. Bear in mind that Communityloudspe...

Page 34 - OPERATING PRECAUTIONS; POWERSENSE DDP

PAGE 32 Community XLT / XLTE Series Owner’s Manual 9 OPERATING PRECAUTIONS The following sections detail certain operating precautions for the loudspeaker that will aid in achieving andmaintaining its maximum performance and reliability. They also include important information for situations andusag...

Page 35 - FIGURE 11: Amplifier Clipping

PAGE 33 Community XLT / XLTE Series Owner’s Manual When operating a full-range loudspeaker or subwoofer with a lower power amplifier and without any sort ofelectronic limiting protection, ensure that the amplifier’s limits are not exceeded. Most amplifiers have some type ofindicator that shows when ...

Page 36 - FIGURE 12: Sound Exposure Limits

PAGE 34 Community XLT / XLTE Series Owner’s Manual FIGURE 12: Sound Exposure Limits 9.4 TESTING AND TEST SIGNALS (Refer to CHAPTER 12 for troubleshooting methods)To test a full-range loudspeaker or subwoofer or to reproduce test signals or tones through it for other purposes,certain precautions must...

Page 37 - SERVICING THE LOUDSPEAKER; ACCESSING THE DRIVERS

PAGE 35 Community XLT / XLTE Series Owner’s Manual 10 SERVICING THE LOUDSPEAKER 10.1 ACCESSING THE DRIVERS The drivers (LF, MF, or HF) are accessed by removing the grille (See SECTION 7.1.1). This is done by removing allthe screws that hold the grille to the enclosure then carefully pulling the gril...

Page 38 - TECHNICAL SPECIFICATIONS; MODELS

PAGE 36 Community XLT / XLTE Series Owner’s Manual 11 TECHNICAL SPECIFICATIONS (Note: Specifications subject to change without notice) 11.1 FULL-RANGE MODELS Model: 42 43 46 47 System Type 2-Way Trapezoidal 2-Way Trapezoidal 3-Way Trapezoidal 2-Way Trapezoidal Frequency Response 70 Hz - 18 kHz 50 Hz...

Page 39 - MONITOR SPEAKERS AND SUBWOOFERS

PAGE 37 Community XLT / XLTE Series Owner’s Manual 11.2 MONITOR SPEAKERS AND SUBWOOFERS 1 Model: 41 48 51 55 System Type 2-Way Monitor wedge and upright PA 2-Way Monitor wedge Trapezoidal Subwoofer Trapezoidal Subwoofer Frequency Response 70 Hz - 18 kHz 50 Hz - 18 kHz 40 Hz - 250 Hz 40 Hz - 150 Hz S...

Page 40 - IN CASE OF DIFFICULTY

PAGE 38 Community XLT / XLTE Series Owner’s Manual 12 IN CASE OF DIFFICULTY Should you have a problem with your Community loudspeaker, find the symptom and follow the associated “What To Do” instructions. Be aware that a particular symptom may have several possible causes. Please refer to appropriat...

Page 43 - WARRANTY INFORMATION AND SERVICE; Transferable Limited Warranty

PAGE 41 Community XLT / XLTE Series Owner’s Manual 13 WARRANTY INFORMATION AND SERVICE Transferable Limited Warranty Community products are guaranteed to be free from defects in manufacturing materials and factory workmanship for a specified period as noted, by product group, below: CSX-S2 Loudspeak...

Page 46 - INDEX

PAGE 44 Community XLT / XLTE Series Owner’s Manual INDEX A Abbreviated Operating Instructions ......................................... 11Accessories .............................................................................. 15Acoustic Level Precautions..............................................