Page 2 - TABLE OF CONTENTS
Congratulations! Thank you for choosing a High Definition Ceiling Mount 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 com-ponents and accessories for audio/video syste...
Page 3 - Limited Warranty; an
Limited Warranty Niles Audio Corporation ("NILES") warrants its loudspeaker products to the original purchaserto be free of manufacturing defects in material and workmanship for a period of five yearsfrom date of purchase. This Warranty is subject to the following additional conditions and l...
Page 4 - WA R R A N T Y R E G I ST R AT I O N C A R D
DETACH HERE AND RETURN TO: Niles Audio Corporation Warranty Registration Dept. P .O. Box 160818 Miami, Florida 3 3 116 -0818 Model Purchased___________________________________ _________________________________________________ Serial Number_____________________________________________________________...
Page 5 - Introduction; No-Strip Speaker Terminal
2 Fea tur es and Bene fit s Introduction Features and Benefits Injection Molded TCC Woofer withButyl Rubber Surround The CM High Definition series loudspeak-ers employ a newly developed cone mate-r i a l t h a t c o m b i n e s i n j e c t i o n m o l d e dp o l y p r o p y l e n e w i t h t a l c ,...
Page 6 - Easy Installation; Fea
Installer Selectable Acoustic Fine Tuning Installers can select to de-emphasize thebass or treble by 2dB to accommodatereflective surfaces and corner loading.This selection is accomplished via baffle-mounted controls that are accessible afterthe speaker has been installed. MicroPerf ™ Grilles T h e ...
Page 8 - Specifications; Specifica
19 Specifications CM8HD Driver Compliment 8" injection-molded TCC (talc, carbon andceramic filled) with rubber surround 1" fluid-cooled ultra-wide dispersion tri-laminate Teteron tweeter in a custompivoting coaxial enclosure Recommended Amplifier Power 10 to 150 watts per channel Nominal Imp...
Page 9 - Ins; Figure 1; Installation Considerations; Figure 2
Recommended Amplifier Power For satisfactory performance, we recom-mend an amplifier with a power rating of10 to 100 watts for the CM5HD; 10 to125 watts for the CM6HD and 10 to 150watts for the CM8HD. Curiously, mostspeakers are not damaged by large ampli-fiers but by small amplifiers. If your syste...
Page 10 - Speaker Wire; Insulation Behind The Speaker; TECH TIP
In a multiroom system there is one indis-pensible device for true convenience—alocal volume control. It enables you toadjust the volume of the speakers withoutleaving the room. Plan to wire the system so that each pairof speakers has its own volume controlbuilt into the wall (think of a volume con-t...
Page 12 - Operation; Listening at Higher Volumes
17 Operations Operation Listening at Higher Volumes It requires more power to achieve a reason-able volume of sound in a large room thanit does in a small room. It is possible (even ifyou are not a teenager) to turn the volumeso high that the amplifier runs out of power.This creates “clipping” disto...
Page 13 - Placement for Critical Listening; Placement for Varying; Speak; Figure 4; Speaker Placement
6 A l t h o u g h t h e C M 5 H D , C M 6 H D a n dCM8HD have extensive ability to compen-sate for unusual placements with theirunique pivoting tweeters and acoustic fine-tuning switches; placement is still the pri-mary tool for satisfying your particular lis-tening needs. In the following section, ...
Page 14 - Listening Positions
Listening Positions If you want the freedom to sit anywhere ina room facing any direction, and/or findthat you prefer the “all around you” soundof some car stereos to a conventional“sound stage” facing you, consider thespeaker placement techniques profession-al installers use in restaurants and bars...
Page 15 - Final Ins
9. Setting the Bass and Treble cut switch- es. Listen to a well-recorded piece ofmusic at the user’s favorite listeningposition. a) Listen for bass boominess,particularly when the speaker is placednear a corner. Use the -2dB Bass cut tocorrect. b) Listen for treble harshness orringing, particularly ...
Page 17 - The Boundary Effect; Figure 5; Figure 6
However, as you move the speaker far-ther away from the listener, both thereflected and the direct sound will dissi-pate, requiring more power from yoursurround sound amplifier channels. If thesurround sound system you are using hasa small five or ten watt amplifier for therear speakers, stay within...
Page 18 - Scheduling and Preparation; Drilling
Installation Fundamentals Running the Speaker Wire in NewConstruction If you have doubts about whether you arecapable of installing a Niles ceiling mountloudspeakers, consult a Niles dealer orprofessional installer. They have specialtools, techniques, and experience to makethe impossible possible. T...
Page 20 - Insulating the Ceiling Cavity; Concealing Speaker Wire for a
Installation in New Construction Insulating the Ceiling Cavity If feasible, fill the ceiling cavity with insu-lation at this point . M o u n t i n g T h e N e w C o n s t r u c t i o nBracket The hole saving bracket enables a fasterand cleaner final installation of the speak-er. It forces the drywal...
Page 21 - Pulling the Cable
of your contractor.Try to line the holes up perfectly, becauseit makes pulling the wire much easier. Agood technique is to snap a chalk lineacross the face of the studs or against thebottom of the ceiling joists. Then workbackward so that you can always see theholes you have already drilled. Payingc...
Page 22 - Figure 8
allel to power cables at least three feetaway. To find exactly where an electricalcable is routed, try inspecting the inside ofthe wall by turning off the breaker for aparticular power outlet or switch, remov-ing the cover plate and switch or recepta-cle, and shining a penlight into the wall. Ifyou ...
Page 24 - Printed in Taiwan
© 2001 Niles Audio Corporation. All Rights Reserved. Niles, the Niles logo, and BlendingHigh Fidelity and Architecture are registered trademarks of Niles Audio Corporation.MicroPerf is a trademark of Niles Audio Corporation. All other trademarks are the propertyof their respective owners. Because we...
