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INSTALLATION & OPERATION GUIDE
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MODEL
MODEL
BG525
BG525
BACKGROUND
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B LENDING H IGH F IDELITY AND A RCHITECTURE
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Congratulations! ® Thank you for choosing a Blueprint Series In-Wall Loudspeaker from Niles. With proper installation and operation, you'll enjoy years of trouble-free use. Niles manufactures the industry's most complete line of custom installation components and accessories for audio/video systems. For a free full-line catalog write: Niles, Catalog Request, P.O. Box 160818, Miami, Florida 33116-0818 TABLE OF CONTENTS INTRODUCTION 2 FEATURES AND BENEFITS 2 INSTALLATION CONSIDERATIONS 4 SPEAKER P
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Features and Benefits Introduction Features and Benefits The BG Background group of Blueprint PointSource™ Full-Range Driver ® Series Loudspeakers offers a product The PointSource driver of the BG-525 is expressly designed for quality back- constructed with a woven fiber cone sup- ground music reproduction. This speaker ported by a treated foam surround. This is perfect for hallways, laundry rooms, gives the driver rigidity for fast transients. entryways or other areas where critical The frequ
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Features and Benefits sandwiching the drywall between them. Infrared Sensor Mount The speaker baffle attaches to the frame, The speaker baffle has a locator designed and the grille mounts over the speaker. for the Niles MS-1 MicroSensor,™ a miniature infrared sensor. The MS-1 Three Stage Installation System for installs discreetly behind the aluminum Remodels or New Construction grille and therefore minimizes wall clut- You install only the parts you need for a ter in your home. When you want t
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Installation Considerations Figure 1 New Construction Wings Bracket Frame Speaker Baffle IR Knockout Grille Installation Considerations Recommended Amplifier Power Incorporating a Local Volume Control For satisfactory performance, we recom- In a multi-room system there is one indis- mend an amplifier with a power rating of pensible control for true convenience—a five to fifty watts for the BG-525. local volume control. It allows you to Curiously, most speakers are not damaged adjust the volume
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Installation Considerations light switches and dimmers). Volume con- trol all of the functions of your system trols are connected in line with the speak- from the room with the remote pair of er, so you must connect the wire from the speakers. Niles makes a number of IR sen- amplifier to the volume control and then sors which install in the wall, in the ceiling, from the volume control to the speaker. in cabinetry, on tabletops, or even behind the grille of your Niles BG speakers. Speaker Wire U
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Speaker Placement sound and you will create still more Speaker Placement sonic ambiance while maintaining clarity and a rich sound everywhere. The Boundary Effect You can make listener position still less Corners can affect the bass response of critical by using mono rather than stereo. the speaker powerfully! This is called the This can be difficult to achieve with nor- boundary effect. You will emphasize par- mal stereo amplifiers. However, Niles ticular bass frequencies and cancel out manufa
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Speaker Placement This huge array of speakers assures that Of course, the best way to emulate the you will feel completely surrounded by sound of multiple speakers is to use multi- the ambient soundtrack of the movie. ple speakers. In large or unusually shaped Film makers try to use the “surround” rooms this might be the only way to soundtrack to envelope you in the envi- achieve a good effect. If you like to listen ronment on screen. They will place back- to music surround modes which emulate g
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Installation Fundamentals Side-by-side wiring is unavoidable in par- Installation ticular spots in every house, just move the speaker wire route away as soon as possi- Fundamentals ble. If construction forces a side by side run for more than ten feet, install metal Running the Speaker Wire in New conduit or shielded speaker wire. Low- Construction voltage wires such as doorbells, inter- If you have doubts about whether you are coms, telephone, security, or television capable of installing a Nile
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Installation Fundamentals Try to line the holes up perfectly, because cable around the house. What you see it makes pulling the wire much easier. A when you look at the painted wall good technique is to snap a chalk line board, plaster, or paneling is only the across the face of the studs or against the skin of the wall. Behind the skin is the bottom of the ceiling joists. Then work skeleton; two-by-four wood or metal backward so that you can always see the “studs” running vertically from the fl
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Installation Fundamentals Speaker Volume Location Control Location Stereo Location Figure 3 Identify where all of your electrical, cover plate and switch or receptacle, and phone, and TV wiring is likely to be and shining a penlight into the wall. If you have plan to route around it all. You can acci- access to an attic or basement space you dentally induce 60 Hz hum on your can quickly see which part of the wall speakers if you run your speaker wire right space the wire is free of obstructions
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Installation Fundamentals conduit, vents or drain pipe will be visible Sometimes, an under-the-carpet run is that give useful information. Choose the possible (there are special flat speaker route with the fewest potential obstacles. wires made for under-the-rug wire runs). As a last resort, heating and air condition- If your house is built on a slab or you are ing vents can be used as wire raceways for wiring between two finished floors, look plenum rated wire (check your local for baseboards w
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Installation Fundamentals Figure 6 In traditional wood stud/drywall construc- When you are dealing with the unknown tion you can cut the hole for the speaker because of the structure of your home, or and utilize the large hole to auger holes with difficult to patch wall materials like across, up or down the wall for as far as plaster, lath and plaster, faux finishes, your drill bit will take you. If you have wallpaper etc., be patient. A careful study matching paint and take reasonable care in o
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Installation of Brackets, Frames and Grilles in New Construction Screw one side of the assembled bracket Installation of with wings to the stud using one of the supplied screws. Level the bracket. Screw Brackets, Frames the other side of the bracket to the stud. Two screws on each side makes for a very and Grilles in New secure installation. Attach the wire to the bracket at the indicated wire tie points Construction (See Figure 9). Stage One: Before Drywall is Hung Stage Two: Before Paint Insu
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Installation of Brackets, Frames and Grilles in New Construction ed of aluminum with a perfectly even powder coat overall. This powder coat is an ideal primer. Remove the grilles before painting. If you are using spray paint, use two thin coats without any primer. If you are using a compressor and a spray gun, use the finest, most diffuse setting. Practice first on some paper if you have no experience painting with spray paint. If you are using an applicator or brush, and a can of paint, thin th
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Installation of Brackets, Frames and Grilles in Existing Walls Figure 11 Installation of Brackets, Frames and Grilles in Existing Walls IMPORTANT: Before you cut into any wall, review the sections on running wire and speaker placement. 1. Drill a 1/8” pilot hole just barely through the wallboard or drywall (1/2” to 5/8” deep in most homes) about an inch below the center of your proposed speak- in a complete circle. If it turns freely, er location (an inch to the side if you are repeat the proc
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Installation of the Speaker and Grille in New or Existing Construction the drywall section can be replaced clean- Installation of the ly if there is an unseen obstruction behind the wall. BE VERY CAREFUL NOT TO Speaker and Grille SAW THROUGH EXISTING WIRES, PIPES, OR STRUCTURE. IF YOU FEEL ANY in New or Existing EXTRA RESISTANCE AS YOU ARE CUT- TING, STOP. Construction 4. If you are cutting into lath and plaster walls, use masking tape to outline your Setting the Acoustic Fine Tuning penciled m
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Installation of the Speaker and Grille in New or Existing Construction Installing the Speaker a stripe on one wire, a ribbed area of one If the grille is already installed, remove it conductor you can only feel, different col- by using a bent paper clip or the tip of a ors of metal wire on each conductor, or corkscrew and pulling it away from the there might be a fabric strand or string frame (See Figure 13). wound into one of the conductors. Of course, there are some wires which appear 1. Separ
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Specifications Operation Specifications Listening at Higher Volumes Model BG-525 It requires more power to achieve a rea- sonable volume of sound in a large room Driver Complement TM than it does in a small room. It is possi- 5 1/4” woven fiber full-range PointSource ble (even if you are not a teenager) to driver turn the volume so high that the amplifi- Design Principle er runs out of power. This creates “clip- Infinite baffle for large and varying air ping” distortion. volumes Clipping disto
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Limited Warranty 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. 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, inc
