Yamaha NS-90 Owner's Manual

Contents

Read these precautions carefully before using your speaker.l Any time you note distortion, reduce the volume control on youramplifier to a lower setting. Never allow your amplifier to bedriven into “clipping”. Otherwise the speaker may be damaged.l When using an amplifier with a rated output power higher thanthe nominal input power of the speaker, care should be takennever to exceed the speaker’s maximum input.l Do not attempt to clean the speaker with chemical solvents asthis might damage the finish. To clean, wipe with a dry, soft cloth.l To prevent the enclosure from warping or discoloring, do notplace the speaker where it will be exposed to direct sunlight orexcessive humidity.l Do not place the speaker where it is liable to be knocked over orstruck by falling objects. Stable placement will also ensure bettersound performance.l Placing the speakers on the same shelf or rack as the turntablecan result in feedback.l Secure placement or installation is the owner’s responsibility.YAMAHA shall not be liable for any accident caused by improperplacement or installation of the speaker.NS-90 GTRSpeaker SystemThank you for selecting this YAMAHA NS-90 speaker system.PRECAUTIONSOWNER’S MANUALEnglishPLACING THE SPEAKERSPlace the speakers on a sturdy, vibration-free surface, on a well-built stand.n Using as 2ch stereo speakersBetter stereo images will be obtained when the speakers areslightly angled in towards the listeners.n Using as main speakers in a multi channelsystemPosition the speakers on both sides of the TV. The positioning ofspeakers is important, because it controls the whole sound qualityof a multi channel system. Set up the speakers on the basis of yourlistening position by following the owner’s manual supplied withyour amplifier.SubwooferFront EffectSpeakersNS-90(Main L)NS-90(Main R)CenterRear Speakersn Using as front effect or rear speakersInstall on a wall or place on a shelf and angle toward the mainlistening position for a fuller surround sound in a multi channelsystem. Determine the best position and angle for the speakers byfollowing the guidelines in the owner’s manual supplied with youramplifier.l Mounting the speaker on a wallMount the speakers on a wall by using the bracket provided onthe back of the speaker. Fasten screws into a firm wall or wallsupport as shown in the diagram, and hang the holes of themounting bracket on the protruding screws.You can also use the screw holes on the back of the speaker tomount the speakers on a wall.Notesl Be sure to check the wall before attempting to mount thesespeakers on a wall. If necessary, please consult aninstallation specialist or the shop where the speakers werepurchased.l Wall hanging screws are not supplied with these speakers.When installing, please only use screws that are appropriatefor the weight of the speakers, the thickness of the wall, etc.Diam. 4 - 5 mm2 mm40 mmTapping screw(Available at ahardware store)Min.20 mmWall or wall supportA screw with a diameterof 4 mm and a pitch of0.7 mm can be used.(Depth of hole : 10 mm)60 mm

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