Yamaha NS-6390 Owner's Manual - Page 2

CONNECTIONS TO YOUR AMPLIFIER Before making connections, make sure that the amplifier is switched off. -+ Red (+) REMOVING THE FRONT COVER The front cover is fastened to the enclosure at four points, and can be removed if desired. To remove the cover, hold on to both sides and slowly pull straight away from the speaker. To reattach, line up the four pegs on the inside surface of the cover with the four corresponding holes on the speaker and push gently. Black (+) Press - + Speaker (R) Speaker (L) (NS-6390/6395 shown) Note When the cover is removed, take care not to touch the speaker units with your hands or to exert excessive force with tools. Speakers output terminals of the amplifier SPEAKERS R +- L A -+ B Amplifier or Receiver sConnections q Connect the push-type input terminals at the rear of the speakers to the speaker output terminals of your amplifier with the speaker cables. q Connect the (+) terminals on both the amplifier and the speakers using one side of the cable. Connect the (-) terminals on both components using the other side of the cable. q Connect one speaker to the left (marked L) terminals of your amplifier, and another speaker to the right (marked R) terminals, making sure not to reverse the polarity (+, -). If one speaker is connected with reversed polarity, the sound will be unnatural and lack bass. Procedure: 1 Press the lever on the speaker terminal down, as shown in the diagram. 2 Insert the bare wire end properly into the terminal hole. 3 Remove your finger from the lever to allow it to lock snugly on the cable's wire end. 4 Test the security of the connection by tugging lightly on the cable at the terminal. Note Do not let the bare speaker wires touch each other as this could damage the speaker and/or the amplifier. SPECIFICATIONS s NS-6390/6395 Type .... 3-way acoustic suspension (Magnetically-shielded type) Driver 20 cm (8") cone woofer 10 cm (4") dome mid-range 2 cm (3/4") balanced dome tweeter Frequency response 45 Hz - 20 kHz Nominal impedance 8 ohms Nominal input power 70 W Maximum input power 140 W Sensitivity 91 dB/2.83 V/m Crossover frequency 2.5 kHz, 8 kHz Dimensions (W x H x D 267 x 411 x 336 mm (10-1/2"x 16-1/5" x 13-1/5") Weight 6 kg (13.2 lbs) Accessories Speaker cable 2.5 m x 2 s NS-5290/5295 Type .... 2-way acoustic suspension (Magnetically-shielded type) Driver 16 cm (6-1/2") cone woofer 2 cm (3/4") balanced dome tweeter Frequency response 60 Hz - 20 kHz Nominal impedance 8 ohms Nominal input power 30 W Maximum input power 60 W Sensitivity 90 dB/2.83 V/m Crossover frequency 4 kHz Dimensions (W x H x D 203 x 305 x 250 mm (8"x 12" x 9-4/5") Weight 3.4 kg (7.5 lbs) Accessories Speaker cable 2.5 m x 2 q Specifications subject to change without notice due to product improvements. q Care should be taken not to exceed the input power values noted above. YAMAHA ELECTRONICS CORPORATION, USA 6660 ORANGETHORPE AVE., BUENA PARK, CALIF. 90620, U.S.A. YAMAHA CANADA MUSIC LTD. 135 MILNER AVE., SCARBOROUGH, ONTARIO M1S 3R1, CANADA YAMAHA ELECTRONIK EUROPA G.m.b.H. SIEMENSSTR. 22-34, 25462 RELLINGEN BEI HAMBURG, F.R. OF GERMANY YAMAHA ELECTRONIQUE FRANCE S.A. RUE AMBROISE CROIZAT BP70 CROISSY-BEAUBOURG 77312 MARNE-LA-VALLEE CEDEX02, FRANCE YAMAHA ELECTRONICS (UK) LTD. YAMAHA HOUSE, 200 RICKMANSWORTH ROAD WATFORD, HERTS WD1 7JS, ENGLAND YAMAHA SCANDINAVIA A.B. J A WETTERGRENS GATA 1, BOX 30053, 400 43 VÄSTRA FRÖLUNDA, SWEDEN YAMAHA MUSIC AUSTRALIA PTY, LTD. 17-33 MARKET ST., SOUTH MELBOURNE, 3205 VIC., AUSTRALIA YAMAHA CORPORATION Printed in Indonesia V700620