Niles CM8SW Installation & Operation Manual Download | Manualshive

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Summary of Contents for CM8SW

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Page 2: ...s 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 PO Box 160818 Miami Florida 33116 0818 TABLE OF CONTENTS FEATURES AND BENEFITS 2 HOW MANY SUBWOOFERS 4 CONNECTIONS 5 IMPEDANCE 7 TREATMENT PLACEMENT 9 INSTALLATION FUNDAMENTALS 10 INSTALLATION IN NEW CONSTRUCTION 14 INST...

Page 3: ...ing celllngs Figure 1 Model CM8SW Shown Knockout wire tie allows the wire to be secured to the bracket throughout the new constructton process It knocks out cleanly when the speaker is installed New construction w ngs Instantly snap Into the bracket wthout screws Wings easy s Brackets and wings attach to the ceiling oists wtth natlsor screws Figure 2 Figure 3 The CM8SW ceiling mount subwoofer incl...

Page 4: ...or installations are perfectly suited for the CM8SW MicroPerf Grilles The CMBSW employs Niles exclusive MicroPerf grille construction The excep tionally tight hole pattern provides acoustic transparency at all audio frequen cies and enables the woofer element to remain invisible MicroPerf grilles can be painted to blend seamlessly with the surrounding decor No Strip Speaker Wire Terminals Dual Nil...

Page 5: ...to 6dB Single Stereo Subwoofer One CMBSW can produce the bass sound from both the left and the right channels because of its unique dual voice coil design One voice coil powers the left chan nel and the other powers the right channel A stereo crossover divides the signal and fil ters it according to the position of the switches on the front panel A single stereo subwoofer is compatible with any 4 ...

Page 6: ... is now connected so that the crossover switches can be adjusted Dual Subwoofer Systems A four conductor Left Left Right and Right wire 16 gauge or larger see side bar on speaker wire gauge is run from the amplifier location to the local volume control See Figure 5 Amplifier Q 000 0000 0 00 Figure 5 A Dual CMBSW Hook Up From the local volume control a two con ductor cable is run to each of the CM8...

Page 7: ... and compensation for placement Figure 6 Connecting the two wee COIISm parallel with a jumper a piece of speaker wire Very Large Subwoofer Array VLW Using four or more CM8SW subwoofers in a system creates a system of unprece dented clarity with stunning bass impact and potentially extraordinary maximum volume capability Because of the extremely low impedance of a parallel VLSA system multiple chan...

Page 8: ...ications Check your owner s manual to determine whether or not your amplifier is cartable of driving a four ohm load This specification may also be noted on the rear panel of the amplifier If your amplifier is not able to drive a four ohm load it may only be used to power a CMSSW satelIite subwoofer system when an imped ance magnifying volume control is incor porated into the system An amplifier s...

Page 9: ...LEFQ RIGHT JP2 In a multi room system there is one indis pensible control for true convenience a local volume control It allows you to adjust the volume of the speakers and the subwoofer without leaving the room Niles makes a wide range of high perfor mance indoor and outdoor volume controls in Standard or Decora style face plates just like your light switches and dimmers All of these volume contr...

Page 10: ...s between the ceiling sheetrock and the floor above if possible Do not use too long of a piece as you could create a bulge in the ceiling surface Enclosure Lining Purchase some subwoofer damping mate rial from a car stereo store there are vari ous brands available e g Dynamat Apply the damping material to the bottom of the floor above the CM8SW and to the top of the surrounding sheetrock ceiling b...

Page 11: ...e inter ference or hum on your speaker wires so you can safely run all of them at the same time through the same holes side by side Before you drill any holes mount open backed j boxes where the volume controls and stereo equipment will be If you are using the optional hole saving brackets CM8 Series New Construction Bracket kit FG006S6 attach the wings and install them See figure 15 and 16 Safety...

Page 12: ...the skeleton two by four wood or metal studs running vertically from the floor to the ceiling in walls and two by six or larger joists running horizontally in the ceilings and floors In between the studs and the joists is the space for the wiring and plumb ing of your home Exterior walls are different They must insu late the house from the heat and cold out side so they are stuffed with insulation...

Page 13: ...nduit vents or drain pipe will be visible giving useful information Choose the route with the fewest potential obstacles Ii your house is built on a slab or you are wiring between two finished Sometimes an under the carpet run is pos floors look for baseboards which could sible there are special flat speaker wires be removed and replaced with the wire made for under the rug wire runs As a last beh...

Page 14: ...ly cut a rectangular hatch in the drywall you will make your patch at the same time you cut your hole Notch the bottom of the joists and run the wire through the notches Protect the wire with nail plates Once you ve run your wire replace the hatch you cut using standard drywall joint tape and joint compound to hold the patch in place let dry sand the surface and touch up the wall with paint See Fi...

Page 15: ...s are installed and the speaker wrre ISattached to the bracket breaking them along the scored lines if their length will interfere with a corner or eaves The wings and brackets have centering lines to simplify the placement of the speaker 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 assem...

Page 16: ...th spat kle and try another location See Figure 17 4 If the coat hanger moves freely in a complete circle hold the supplied tem plate up to the ceiling surface Outline the circular cutout on the ceiling sur face with a pencil Drill a starting point with a 114 drill bit Feeling for obstructions behind the ceiling surface 5 If you are cutting into drywall use a sheetrock or keyhole saw Cut the hole ...

Page 17: ...r first rotate the dogs inward Insert the speaker into the cutout and tighten the dogs by turning the screws clockwise DO NOT OVER TIGHTEN THESE SCREWS Over tightening the clamps may make the grille difficult to install See Figure18 NOTE The screws will be easier to turn if you prime them first Before installing each speaker turn the screws in and then turn them back out to their original position...

Page 18: ...r Input Phase Reversai The Left Input of the Subwoofer is out of Phase with the Right Input if this is the case you will hear almost no output out of the subwoofer when playing a loud bass passage Try reversing one of the subwoofer inputs If the sound gets a great deal louder that was the problem If bass sound was reduced return the connections to their original state 2 Subwoofer Satellite Relativ...

Page 19: ...ier it may be possible to hear c lrcking or buzzing sounds from the subwoofer IS it tries to reproduce too loud a sound If you 1car these sounds turn the volume down IMore typically you will hear clipping distortion through your satellite speakers Clipping distor tion makes treble sound very harsh and unmusi cal When you hear harsh sounding treble from any good speaker turn the volume down immedia...

Page 20: ...mes Recommended Amplifier Power 10 to 150 watts per channel Impedance 8 ohm Frequency Response 35 140Hz I 3dB Sensitivity 90 dB for 2 83 volts of pink noise measured at 1 meter on axis Overall Exterior Frame Dimensions 10 j 8 diameter Depth Behind Wall 4 based on l 2 drywall Wall Cut Out Dimensions 9 l 2 diameter Connections Dual patented two piece no strip speaker wire terminal accommodates 1 2 1...

Page 21: ...PLEASEFILL OUT THE WARRANTY REGISTRATION CARD ON THE REVERSESIDE DETACH AND MAIL TO Niles Audio Corporation Warranty Registration Dept P O Box 160818 Miami Florida 33116 0818 NILE ...

Page 22: ...stes Please check all that aw44 I Alternative 3 Classical i Country 3 Jazz i New Age A Popular 3 R B J Rock i Other How did you hear about Niles 0 Architect Developer I Custom Installer 3 Direct Mail _lFriend Family U In Store Display 2 Interior Desrgner 7 Magazine Ad 0 Mail Order Catalog ti Newspaper Ad 1 Product Brochure i Product Review Cl Retail Salesperson What magazines do you read 1 2 3 Who...

Page 23: ...G WRITTEN AUTHORIZATION AND SHIPPING INSTRUCTIONS FROM NILES 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 facto...

Page 24: ...orporation All other trademarks are the property af their respectwe owners Because we constantly strive to improve our products Niles resewes the right to change product specifications without notce The technIcal and other Information contained hewn 1snot Wended to set forth all techmcal and other specifications of Niles products AddItIonal information can be obtained on line PrInted in Tawan DS00...

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