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Niles Audio IW2770LCR manual

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Table of contents for the manual

  • Page 1

    Inst alla ti on Gui de Pro fess io nal Qu alit y , In-W all, Encl os ed Left/Center/Right Chan nel L ouds peakers IW25 5 0LCR ■ IW26 5 0LCR ■ IW2670LCR ■ IW2770LCR[...]

  • Page 2

    CONGRA TULA TIONS! Thank you for choosing a superior StageFront Home Theater Solutions ® In-Wall LCR loudspeaker from Niles. With proper installation and operation, you should enjoy years of trouble-fr ee use. Niles manufactures the industry’ s most complete line of custom installation components and accessories for audio/video systems. T o see [...]

  • Page 3

    1 INTRODUCTION StageFront Home Theater Solutions loudspeakers ar e expressly designed for superior sonic quality in home theater applications. Each model employs advanced technology components that extract the subtle nuances in recor ded music or the thunderous action sound in a movie. Models ending in “LCR” ar e intended primarily for front ch[...]

  • Page 4

    2 FEA TURES AND BENEFITS DUAL TCC™ (T ALC, CARBON, CERAMIC-FILLED) WOOFERS* *IW2550LCR & IW2650LCR models only Extremely rigid to r educe breakup, lower distortion and pr ovide enhanced bass response DUAL INTERLACED CARBON-FIBER WOOFERS WITH BUTYL RUBBER SURROUNDS* *IW2670LCR & IW2770LCR models only Provide incr eased sound pressur e leve[...]

  • Page 5

    3 INST ALLA TION CONSIDERA TIONS Loudspeaker Baffl e Grille Figure 1 . Mounting an IW2770LCR vertically into a wall. (CONTINUED ON NEXT P AGE) Mounting Screws Dogs swivel 90° TOOLS AND PRECAUTIONS We r ecommend using the following tools to install an In-W all StageFront loudspeaker: ■ Electric drill with 1/4- and 1/2-inch drill bits, and a 1-in[...]

  • Page 6

    4 INST ALLA TION CONSIDERA TIONS (CONTINUED) ■ Phillips screwdriver set ■ Cable ties ■ Pencil ■ Level ■ Rubber gloves and protective eyewear Before starting the installation, please observe the following pr ecautions: ■ T urn off all system power before making any connections ■ Always wear protective eyewear when using tools ■ Make [...]

  • Page 7

    Loudspeaker Placement Zone Loudspeaker Placement Zone 10' 5' 10' Critical Listening Position Plasma TV Figure 2. Recommended loudspeaker placement for front left and right channels. 5 LOUDSPEAKER PLACEMENT NOTE: THE ST AGEFRONT LCR LOUDSPEAKERS ARE DESIGNED FOR USE IN FRONT LEFT , CENTER OR RIGHT -CHANNEL APPLICA TIONS. FOR EFFECT CH[...]

  • Page 8

    6 INST ALLA TION CONSIDERA TIONS (CONTINUED) As for placement height, place front left and right loudspeakers on either side of the picture sour ce so that their tweeters are not mor e than 24 inches above or below the center -channel loudspeaker’ s tweeter (see Figure 3 on page 7 ). If the StageFront LCR loudspeaker is being installed in existin[...]

  • Page 9

    Not Greater than 24" Not Greater than 24" Perforated Screen Figure 4. Recommended center -channel placement behind a perforated projection screen. Loudspeaker may be installed vertically or horizontally . T weeter/Midrange Pod should be positioned as shown. Perforated Screen IW 2770 LCR IW 2770 LCR IW 2770 LCR IW 2770 LCR Pod rotated (twe[...]

  • Page 10

    8 FINISHING THE INST ALLA TION CONNECTING & INST ALLING THE LOUDSPEAKER 1. Remove the magnetic grille by starting at a corner and gently pulling the grille outwards as you work around the edges. 2. At each loudspeaker , route the wire through the provided c hannel to the input connectors, then separate the loudspeaker wire so that at least 2 in[...]

  • Page 11

    9 Figure 6. Installing unit into a wall. P AINTING THE GRILLE AND FRAME Each StageFront FX and LCR frame and grille may be painted without the need for primer . For best r esults 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 o[...]

  • Page 12

    10 Of course, there ar e some wires that appear completely identical. So be car eful, or you might make a connection mistake. If you do, one loudspeaker will be playing “out-of-phase” with the other loudspeaker . A pair of out-of-phase loudspeakers works against each other , and the sound of the two playing together will be lacking in bass and [...]

  • Page 13

    11 OPERA TION LISTENING A T HIGHER VOLUMES Achieving a reasonable volume of sound in a large r oom requir es more amplifi er power than it does in a small room. It is possible to turn the volume up so high that the amplifi er runs out of power . This creates “clipping” distortion, which will make treble sound very harsh and unmusical. When yo[...]

  • Page 14

    12 SPECIFICA TIONS IW2550LCR Recommended Amplifi er P ower 15 to 125 watts per channel Nominal Impedance 6 ohm nominal; 3.2 ohm minimum Frequency Response 80Hz to 20kHz, +/- 3 dB Sensitivity 88 dB with 2.83 V pink noise input measured at 1 meter on axis Frame Dimensions 21-1/2" x 11" (54.6 cm x 27.9 cm) Hole Cut-Out Dimensions 19-7/8&quo[...]

  • Page 15

    13 SPECIFICA TIONS IW2670LCR Recommended Amplifi er P ower 15 to 125 watts per channel Nominal Impedance 6 ohm nominal; 3.2 ohm minimum Frequency Response 70Hz to 20kHz, +/- 3 dB Sensitivity 90 dB with 2.83 V pink noise input measured at 1 meter on axis Frame Dimensions 25-3/4" x 12" (65.4 cm x 30.5 cm) Hole Cut-Out Dimensions 24-1/4&quo[...]

  • Page 16

    NILES AUDIO CORPORA TION 12331 SW 130 Street, Miami, FL 33186 1-800-BUY -HIFI – 305-238-4373 – www .nilesaudio.com ©2008 Niles Audio Corporation. All Rights Reserved. Niles, the Niles logo, and StageFront Home Theater Solutions ar e registered trademarks of Niles Audio Corporation. All other trademarks are the pr operty of their respective own[...]