Niles Audio Speaker CM760DSC User's Manual
Contents
1. NILES amma gamer OS Vi TECHNICAL SUPPORT N LES IF YOU HAVE QUESTIONS ABOUT THE INSTALLATION OR OPERATION OF THIS OR ANY OTHER NILES PRODUCT PLEASE CALL OUR TECHNICAL SUPPORT DEPARTMENT AT 1 800 BUY HIFI 1 800 289 4434 SUPPORT IS AVAILABLE WEEKDAYS 8 00 A M TO 7 00 P M EASTERN TIME WITH THE EXCEPTION OF HOLIDAYS Left and Right speakers LIMITED WARRANTY NILES AUDIO CORPORATION NILES WARRANTS ITS LOUDSPEAKER PRODUCTS TO THE ORIGINAL PURCHASER TO BE FREE OF MANUFACTURING DEFECTS IN MATERIAL AND WORKMANSHIP FOR A PERIOD OF FIVE YEARS FROM DATE OF PURCHASE INSTALLATION GUIDE THIS WARRANTY IS SUBJECT TO THE FOLLOWING ADDITIONAL CONDITIONS AND LIMITATIONS THE WARRANTY IS VOID AND INAPPLICABLE IF NILES DEEMS THAT THE PRODUCT HAS BEEN USED OR HANDLED OTHER THAN IN ACCORDANCE WITH THE INSTRUCTIONS PROVIDED BY THE MANUFACTURER INCLUDING BUT NOT LIMITED TO DAMAGE CAUSED BY ACCIDENT MISHANDLING IMPROPER INSTALLATION ABUSE NEGLIGENCE OR NORMAL WEAR AND TEAR OR ANY DEFECT CAUSED BY REPAIR TO THE PRODUCT BY ANYONE OTHER THAN NILES OR AN AUTHORIZED NILES DEALER TO OBTAIN WARRANTY SERVICE TAKE THE UNIT TO THE NEAREST AUTHORIZED NILES DEALER WHO WILL TEST THE PRODUCT AND IF NECESSARY FORWARD IT TO NILES FOR SERVICE IF THERE ARE NO AUTHORIZED NILES DEALERS IN YOUR AREA YOU MUST WRITE TO NILES AND INCLUDE YOUR NAME ADDRESS MODEL AND SERIAL NUMBER OF YOUR UNIT2. thin or less than full voices particularly when the loudspeaker is placed in the middle of a ceiling Use the 3dB Dialog boost position to correct See Figure 7 13 Install the MicroPerf grille Start by positioning one edge of the grille slightly inside the loudspeaker Gently work around the loudspeaker a little at a time until the grille is fully seated Don t try to insert the grille fully in any one area as this will make complete installation more difficult Don t force the grille to fit as you may damage the grille if you apply too much force 14 Connect the other end of each loudspeaker wire to the receiver or amplifier carefully observing polarity 15 Turn on the home theater receiver and calibrate all loudspeakers in the system according to the receiver manufacture s instructions PAINTING THE GRILLE AND FRAME The CM760DSC loudspeaker frame and flush mount metal grille may be painted without the need for primer The frame may be painted prior to installation if desired 1 Install loudspeaker frame into ceiling or wall following the previous steps 1 4 2 Paint the frame of the loudspeaker 3 Paint the grille separately from the loudspeaker frame For best results when painting the grille use a spray gun or airless sprayer Thin the paint to prevent clogging of the grille holes and apply several light coats instead of one heavy one 4 Finish installation of the loudspeaker following the previous steps 5 15 PAINTING IN
3. AGES Twist and Lock mechanism with 90 dB with SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND e ee otu 8 ohm 2 83 V pink YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE assembly featuring one per channel pae iets ae ea ha t 11 inches 9 3 4 inches 5 7 8 inches 7 Interlaced glass fiber inimi tak FOR THE NAME OF YOUR NEAREST AUTHORIZED NILES DEALER CONTACT Aamo on axis NILES AUDIO CORPORATION P 0 BOX 160818 MIAMI FLORIDA 33116 0818 surround and one pivoting 1 Teteron tweeter with fluid cooling NILES LENDING GE FIDELITY AND ARCHITECTURE Niles Audio Corporation 12331 S W 130 Street Miami Florida 33186 Phone 305 238 4373 Fax 305 238 0185 www nilesaudio com HIGH PERFORMANCE CEILING LOUDSPEAKERS 2007 Niles Audio Corporation All rights reserved Niles and the Niles logos are registered trademarks of Niles Audio Corporation All other trademarks are the property of their respective owners U S Patent 6 683 963 DS00538A NILES CONGRATULATIONS Thank you for choosing a CM760DSC loudspeaker from Niles With proper installation and operation you will enjoy years of trouble free use Niles manufactures the industry s most complete line of custom installation components and accessories for audio video systems To see the complete Niles product assortment visit us on the Internet at www nilesaudio com PACKAGE CONTENTS Each package c
4. ALONG WITH A BRIEF DESCRIPTION OF THE PROBLEM A FACTORY RETURN AUTHORIZATION NUMBER WILL BE SENT TO YOU DO NOT RETURN ANY UNIT WITHOUT FIRST RECEIVING WRITTEN AUTHORIZATION AND SHIPPING INSTRUCTIONS FROM NILES CM 60DSC IF THE ABOVE CONDITIONS ARE MET THE PURCHASER S SOLE REMEDY SHALL BE TO RETURN THE PRODUCT TO NILES IN WHICH CASE NILES WILL REPAIR OR REPLACE AT ITS SOLE OPTION THE DEFECTIVE PRODUCT WITHOUT CHARGE FOR PARTS OR LABOR NILES WILL RETURN A UNIT REPAIRED OR REPLACED UNDER WARRANTY BY SHIPPING SAME BY ITS USUAL SHIPPING METHOD FROM THE FACTORY ONLY AT ITS EXPENSE WITHIN THE UNITED STATES OF AMERICA THERE ARE NO OTHER WARRANTIES INCLUDING WITHOUT LIMITATION EITHER EXPRESS OR IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE PRODUCT Figure 3 Installing the loudspeaker Figure 4 Tweeter adjustment Figure 5 Woofer adjustment Figure 7 Dialog level control SPECIFICATIONS REPAIR OR REPLACEMENT AS PROVIDED UNDER THIS WARRANTY IS THE EXCLUSIVE REMEDY OF THE CONSUMER Recommended Normal Frequency Sensitivit Frame Hole Cut Out Depth Behind PURCHASER NILES SHALL NOT BE RESPONSIBLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES EXCEPT TO Amplifier Power Impedance Response ensitivitY Dimensions Dimensions Ceiling THE EXTENT PROVIDED OR PROHIBITED BY APPLICABLE LAW ONIA SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAM
5. AREFUL NOT TO SAW THROUGH EXISTING WIRES PIPES OR STRUCTURE IF YOU FEEL EXTRA RESISTANCE AS YOU ARE CUTTING STOP NEW CONSTRUCTION INSTALLATION INSULATING THE WALL CAVITY If feasible fill the wall cavity with insulation at this point MOUNTING THE NEW CONSTRUCTION BRACKET The optional CM700DS BKT can be used with the CM760DSC loudspeaker The hole saving bracket enables a faster and cleaner final installation of the loudspeaker It forces the drywall installer to cut out the loudspeaker hole for you and provides wire ties for the loudspeaker wire reducing the risks of accidental loss or movement of the wire In addition it enables you to align your loudspeaker with other ceiling fixtures with great accuracy since you can really see exactly where the loudspeaker will be To install the bracket first pivot the long wing out until it stops which will be in straight line with the short wing The wings and brackets have centering lines to simplify placement of the loudspeaker Screw one side of the assembled bracket with wings to the joist using one of the supplied screws Level the bracket Screw the other side of the bracket wing assembly to the joist Two screws on each side make for a very secure installation Secure the wire to the bracket using bracket s wire tie tab The drywall installers will cut the drywall to the exact size of the bracket See Figure 2 CONCEALING LOUDSPEAKER WIRE FOR A FUTURE INSTALLATION Attach the loudspeaker wir
6. STRUCTIONS IF FRAME AND LOUDSPEAKER MODULE ARE INSTALLED 1 Remove the smallest perforated circle from the cardboard square template This is the paint mask that protects the loudspeaker from paint Gently press it into place inside the baffle 2 Paint the frame of the loudspeaker 3 Paint the grille separately from the loudspeaker frame For best results when painting the grille use a spray gun or airless sprayer Thin the paint to prevent clogging of the grille holes and apply several light coats instead of one heavy one Do not attempt to paint the plastic and cloth grille 4 Gently remove the paint mask after paint has dried by pressing in the tab in the center and carefully pulling out the mask with your finger Be very careful not to poke the tweeters with your finger 5 Finish installation of the loudspeaker following the previous steps 9 15
7. e IMPORTANT DO NOT OVER TIGHTEN THE SCREWS OVER TIGHTENING THEM MAY MAKE THE GRILLE DIFFICULT TO INSTALL 5 At each loudspeaker location route the wire through the installed frame then separate the loudspeaker wire so that at least 2 inches of each conductor are free Strip away 1 4 inch of insulation from each individual loudspeaker wire 6 Retrieve the loudspeaker module removed from the frame in step 2 7 Press down each spring loaded connector one at a time insert the appropriate conductor and then release the connector Check to be sure that the connector is making contact with stripped wire and not the wire jacket Gently tug on the loudspeaker wire to make sure it is held in place If not repeat this procedure until it is IMPORTANT DO NOT OVER TIGHTEN THE SCREWS OVER TIGHTENING THEM MAY MAKE THE GRILLE DIFFICULT TO INSTALL 8 Insert the loudspeaker module into the frame by carefully holding it with both hands and angling it slowly into the frame until the module is seated in the frame Holding it in place carefully use the same tabs used to remove it from the frame to turn it clockwise until you feel a click which should be approximately an 1 8th of a turn Take care not to push against the woofer or tweeter as you are inserting the loudspeaker module 9 Direct the tweeter The tweeter is directed by gently pressing on the outer edge of the tweeter housing It will move up to 20 degrees in any direction and can be positi
8. e determined a possible position for the cutout drill a 1 8 pilot hole just barely through the ceiling 1 2 to 5 8 deep in most homes in the center of your proposed loudspeaker location BE VERY CAREFUL NOT TO DRILL THROUGH EXISTING WIRES PIPES OR STRUCTURE IF YOU FEEL ANY EXTRA RESISTANCE AS YOU ARE DRILLING STOP 3 Cut a foot long piece of coat hanger Bend the wire creating a right angle leaving 6 at one end this allows for the extra width of the mounting dogs Poke the L shaped wire into the pilot hole and turn it in a complete circle and move it into the ceiling cavity to make sure you have approximately 5 7 8 of depth If the wire s movement is obstructed by anything fill the hole s with spackle and try another location 4 If the coat hanger moves freely in a complete circle and you have sufficient depth hold the template up to the ceiling surface The cardboard square with the circular hole is the template The inner perforated circle within the larger circle that was removed in step 1 earlier is the paint mask Keep it for painting the loudspeaker later Outline the circular cutout on the ceiling surface lightly with a pencil Drill the starting point of your cut with a 1 4 bit 5 If you are cutting drywall use a sheetrock or keyhole saw cut the hole with the saw at a 45 angle That way the drywall section can be replaced cleanly if there is an unseen obstruction behind the wall IMPORTANT BE VERY C
9. e in a loop between the ceiling joists and carefully mark the exact location of the wire on a set of plans Ask the general contractor to inform the drywall installers that the loudspeaker wire loops are concealed for future installations UNPACKING AND FINAL INSTALLATION 1 Remove the top piece of styrofoam from the box You will find one loudspeaker bagged in a lower portion of packing Remove the loudspeaker from the bag The metal grille is installed on the loudspeaker and will need to be removed This is easily done by pulling on the small black fabric strap 2 Remove the loudspeaker module from the frame by turning the loudspeaker assembly counter clockwise using the two tabs provided Place the loudspeaker assembly to the side when removed for installation after the frame has been mounted Take care to place it so that the woofer tweeter or crossover on the rear are not damaged See Figure 3 3 Insert the frame into the hole by carefully holding it with both hands and angling it slowly into the hole until the frame is flush with the ceiling Holding it in place carefully with one hand use a cordless drill to begin mounting the frame 4 Tighten the four dog screws using a 2 Phillips bit Use low torque and low speed or you may damage the frame This should pull the frame and mounting dog together sandwiching the drywall so that the frame is absolutely flush with the wall surface There should be no gaps between the wall and the fram
10. oned independent of the woofer assembly For critical listening direct the tweeter towards the user s favorite listening position For surround sound or low volume background listening create more reflections and thus more ambiance by directing the tweeter towards the sidewalls See Figure 4 10 Direct the woofer The woofer assembly is directed by gently pressing on one or two points of the woofer housing using the edges of the tweeter bridge that are near the blue plastic visible at the outer edge of the woofer It will move up to 20 degrees in any direction For critical listening direct the woofer assembly towards the user s favorite listening position For surround sound or low volume background listening create more reflections and thus more ambiance by directing the woofer towards the sidewalls See Figure 5 11 Set the Treble level control Listen to a well recorded movie or piece of music at the user s favorite listening position Listen for treble harshness or ringing particularly when the loudspeakers are placed in a room without carpet Use the 3dB Treble cut position to correct Listen for dull or muffled upper frequencies particularly when the loudspeakers are installed in an area with thick carpet or fabric wall coverings Use the 3dB Treble boost position to correct See Figure 6 12 Set the Dialog level control Listen to a well recorded movie featuring mostly dialog at the user s favorite listening position Listen for
11. ontains one CM760DSC loudspeaker 1 Aluminum MicroPerf Grille and 1 cardboard paint mask hole cutout template INSTALLATION CONSIDERATIONS We recommend using the following tools and material to install your Niles CM loudspeaker e Cordless drill with 1 4 and 1 2 inch drill bits and a 1 inch paddle drill bit for drilling through studs e Keyhole or drywall saw e Phillips screwdriver set e Stiff wire fish tape or glow rods e Wire stripper for routing cables e Stud finder e Rubber gloves and protective e Cable ties eyewear e Pencil Before starting the installation please observe the following precautions e Turn off all system power before e Make sure hands are clean before making any connections installation e Always wear protective eyewear when using tools RUNNING WIRES IN WALLS OR CEILINGS e Wear gloves when working with fiberglass insulation When running loudspeaker wire inside walls or ceilings use special jacketed cable a minimum of 18 to 16 gauge two conductor CL 2 or CL 3 rated loudspeaker wire to protect the wire and for fire prevention In some areas conduit is also required For a trouble free installation low voltage wire such as loudspeaker wire must be run in accordance with the National Electrical Code and any applicable provisions of the local building code If you are unsure of the correct installation techniques wire jacket or type of conduit to use consult a professional audio video ins
12. taller building contractor or the local building and inspection department SELECTING THE LOCATION FOR YOUR LOUDSPEAKERS The CM760DSC center channel loudspeaker is designed to be installed in any standard ceiling There are two considerations for placing the loudspeaker ease of running the cable to the loudspeaker and coverage of the loudspeaker The CM760DSC is best placed as close to the video display as possible centered as seen from the listening position Avoid installing the loudspeaker near corners to prevent a boomy or diffracted sound The CM760DSC loudspeaker will cover an area of a circle with a 16 foot diameter when mounted at an 8 foot height and pointed straight down See Figure 1 EXISTING CONSTRUCTION INSTALLATION IMPORTANT BEFORE YOU CUT INTO ANY WALL REVIEW THE PRIOR SECTION ON LOUDSPEAKER PLACEMENT WHEN SELECTING THE LOCATION FOR YOUR LOUDSPEAKERS 1 When determining the location of the loudspeaker cutout keep in mind that the mounting dogs will extend 3 4 beyond the cutout Make sure that you do not place the edge of the cutout directly next to a ceiling joist Locate the joists using a stud sensor or by hand knocking Use the supplied cutout template remove the largest perforated circle and use cardboard square with hole as the template to determine how large of a hole you will need to cut These templates are packed with your loudspeakers between the styrofoam packing and the ends of the box 2 Once you hav
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