Yamaha NS-555 Owner's Manual
Contents
1. View from the bottom of the speaker Use the 8 specified holes located on the base of the speaker Procedure First put the screw through the washer then through the inner hole of the stand and screw it into the outside hole of the speaker Do not tighten too much at this point Outer hole Inner hole Put a screw through the outer hole on the stand and screw it into the other hole on the base of the speaker Tighten both of the screws firmly Attach a pad to the bottom of the end portion of the stand Attach the other stands to the other corners of the base of the speaker in the same way and confirm that all 4 stands have been firmly attached Note Be carefull not to apply force to the side of the speaker otherwise the speaker may fall causing damage to the speaker or personal injury CONNECTIONS TO YOUR AMPLIFIER This speaker system is capable of standard connections and bi wired connections Before making connections make sure that the amplifier is switched off Standard Connection How to Connect Leave the short Remove the insulation coating at the extremity of each bars in place when speaker cable by twisting the coating off connecting KARK Short bar a Good No Good Loosen Loosen the terminal knob 3 Insert the bare wire Tighten the knob and secure the cable Test the firmness of the connection by pulling lightly on the cable at the terminal2. z B l Amplifier or l Amplifier or Receiver l Receiver Both SPEAKERS A and B should be selected This speaker system is capable of bi wired connections To connect the speaker to the output terminals of the amplifier or receiver two pairs of cables for each of mid woofer woofer and tweeter used instead of standard connections This type of connection decreases the modulation distortion caused by electric resistance of the cables and driving current of the speakers Consequently purer sound quality can be expected To utilize bi wired connections remove the short bars from the terminals first and then connect the mid woofer woofer and tweeter to the amplifier separately using two pairs of cables PLACING THE SPEAKERS Place the speakers on a sturdy vibration free surface on a well built stand EUsing as 2ch stereo speakers Better stereo images will be obtained when the speakers are slightly angled in towards the listeners Using as main speakers in a multi channel system Position the speakers on both sides of the TV The positioning of speakers is important because it controls the whole sound quality of a multi channel system Set up the speakers on the basis of your listening position by following the owner s manual supplied with your amplifier Rear effect Note This speaker features a magnetically shielded design but there is still a chance that placing it too close to a TV set might impair pi
3. Note Do not let the bare speaker wires touch each other to avoid damaging the speaker or the amplifier or both of them SPEAKERS Speaker output A Ay do terminals of the 22 OO l amplifier O 00 Using a Banana Plug Banana Plug Amplifier or Receiver ECONNECTIONS e Connect the screw type input terminals at the rear of the speaker to the speaker output terminals of the amplifier or receiver with the speaker cable e Connect the terminals on the amplifier or receiver and the speaker using one side of the cable Connect the terminals on both components using the other side of the cable e Connect one speaker to the left marked L terminals of Remove the speaker terminal cover by gently pulling it your amplifier and another speaker to the right marked toward you R terminals making sure not to reverse the polarity Tighten the terminal knob If one speaker is connected with reversed polarity the sound will be unnatural and lack bass Simply insert the banana plug into the terminal Bi Wired Connection Tweeter terminals Remove the short bars before connecting Mid woofer woofer terminals NS 777 NS 777 NS 777 NS 777 NS 555 R NS 555 L NS 555 R NS 555 L l i l s e l G o l l SPEAKERS SPEAKERS l a L R 5 A l
4. RY REX Ta XL ana 276 mm X 1100 mm X 390 mm ia eta ace tase AESI Sed ee 24 4 kg Wife Sauce aer a an AX 2 AX 2 thx 4 NS 555 WR22 X 8 Diese 4 NS 555 E a 3 ERRARE RRA ape PG SR 16 cm HEIR ETA 28 X 2 FAY 13 cm el EA WFW 2 5 om AYR A AS its a BOC Rae WAS aa eR AOE AE 88 dB 2 83 V m Mie n TE ccccccssessssnennennnesens VER 4s RSF T mIRE A RS IER RADAR WER ae BE X THI X YE o EN 12X 8 IREX 4 PA x4 au AN LAN FFT AM wie ER H YAMAHA 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 VASTRA FROLUNDA SWEDEN YAMAHA MUSIC AUSTRALIA PTY LTD 17 33 MARKET ST SOUTH MELBOURNE 3205 VIC AUSTRALIA YAMAHA CORPORATION Printed in Indonesia 2 WB39000
5. YAMAHA OWNER S MANUAL PRECAUTIONS Read these precautions carefully before using your speakers To assure the finest performance please read this manual carefully Keep it in a safe place for future reference e Install the speaker in a cool dry clean place away from windows heat sources sources of excessive vibration dust moisture and cold Avoid sources of humming transformers motors To prevent fire or electrical shock do not expose the speaker to rain or water To prevent the enclosure from warping or discoloring do not place the speaker where it will be exposed to direct sunlight or excessive humidity e Do not place the following objects on the speaker Glass china small metallic etc If glass etc falls by vibrations and breaks it may cause bodily injury A burning candle etc If the candle falls by vibrations it may cause fire and bodily injury A vessel with water in it If the vessel falls by vibrations and water spills it may cause damage to the speaker and or you may get an electric shock e Do not place the speaker where foreign objects such as water drips might fall It might cause a fire damage to the speaker and or bodily injury e Do not place the speaker where it is liable to be knocked over or struck by falling objects Stable placement will also ensure better sound performance e Placing the speaker on the same shelf or rack as the turntable can result in feedback e Never put
6. a hand or a foreign object into the port located on the rear of the speaker as this might cause bodily injury and or damage to the speaker e When moving the speaker do not hold the port as it might cause bodily injury and or damage to the speaker e Any time you note distortion reduce the volume control on your amplifier to a lower setting Never allow your amplifier to be driven into clipping Otherwise the speaker may be damaged e When using an amplifier with a rated output power higher than the nominal input power of the speaker care should be taken never to exceed the speaker s maximum input e Do not attempt to clean the speaker with chemical solvents as this might damage the finish Use a clean dry cloth NS 777 NS 555 Thank you for selecting a YAMAHA speaker system URG Speaker System Do not attempt to modify or fix the speaker Contact qualified YAMAHA service personnel when any service is needed The cabinet should never be opened for any reasons Secure placement or installation is the owner s responsibility YAMAHA shall not be liable for any accident caused by improper placement or installation of speaker PRECAUTIONS WHEN POSITIONING THE SPEAKERS The speaker is constructed with the majority of the weight located in its upper portion and is thus susceptible to falling over if proper care is not taken to insure its stability If the speaker falls over it may damage the speaker or be th
7. c ture color Should this happen move the speaker away from the TV set REMOVING THE FRONT COVER The front cover is fastened to the enclosure at six 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 six pegs on the inside surface of the cover with the six corresponding holes on the speaker and push gently NS 555 Note When the cover is removed take care not to touch the speaker units with your hands or to exert excessive force with tools SPECIFICATIONS NS 777 Typu 3 way bass reflex speaker system Magnetic shielding type Driver eisss spodne 20 cm 8 cone woofer x 2 Wave guide horn 13 cm 5 cone mid range Wave guide horn 2 5 cm 1 dome tweeter Frequency response sessseeersesereesneee 30 Hz 35 kHz Nominal impedance s ssseseeeeeseseeeeseeesssesrsrerrrersese 6 ohms Nominal input pOWer sse ssessessseseesessssresreesererereesees 100 W Maximum input power s sessseeesesesseersssreeresrsrsrsesee 250 W Sensitivity ccc a E ER eh 89 dB 2 83 V m Crossover frequency s sseseseesseesreeereeererese 1 kHz 4 kHz Dimensions W x H x D EE E anodes 276 mm x 1100 mm x 390 mm 10 9 x 43 3 x 15 4 24 4 kg 53 lbs 13 oz E ENAT Stand R x 2 L x 2 Washer x 4 Screw x 8 Pad x 4 NS 555 OEY PCr avec saaie 3 way bass reflex speaker system Magnetic shielding type Drivers ew Ruel 16
8. cm 6 5 cone woofer x 2 Wave guide horn 13 cm 5 cone mid range Wave guide horn 2 5 cm 1 dome tweeter Frequency reSpOnse ccceceeeseeseeeeeee 35 Hz 35 kHz Nominal impedance 0 cee eeseeeseeeneteeeeeeneeeees 6 ohms Nominal input pOWer 0 cece eeeeeseeeeteeeeneteeees 100 W Maximum input poWer cee eeecseseeeeeeeeeeeseeeens 250 W DENSTELVILY 2 artim vices hi eee Pace ies 88 dB 2 83 V m Crossover frequency cceeeseeeseeseeeeeees 1 kHz 4 kHz Dimensions W x H x D 222 mm x 980 mm x 345 mm 8 74 x 38 6 x 13 6 Weight enana a 20 kg 44 1 lbs AGCESSOLIES 0255 68 a es aS Stand R x 2 L x 2 Washer x 4 Screw x 8 Pad x 4 e Specifications subject to change without notice due to product improvements e Care should be taken not to exceed the input power values noted above EI T ail ze Wa ROA BNE T o E a NS 777 EPO Mae ARH OK We eat J BOs eer eae Sa eA Has aeRO Sia pg ME E EE E 3 PERERA IE Ao Cele EA TON 20 cm BERETE RX 2 FAY 13 cm el EA AY NS 777 ORI 2 5 om ARREARS ENA AE BAD Pe set ohedten aa haBan audi eae 100 W E E ON dr E 250 W PIU JS AEA ATS 89 dB 2 83 V m AR AR DAE TE T 1 kHz 4kHz
9. e cause of injury or even death to persons and or damage to personal property lt a i a For safe and proper use of the speaker e Position the speaker in a location that is solid level smooth and low with respect to the floor e Do not push or apply pressure to the side of the speaker when moving or lean objects against the side of the speaker e Do not sit on or set objects on top of the speaker Vibrations or jolts associated with earthquakes and other phenomena or activities may cause the speaker to fall over For safety reasons using commercially available products that increase stability in the speaker is recommended metal fittings or chains etc Use the stands included with the speaker to increase stability Be sure to use the stands regardless of where the speaker is positioned Attaching the stands included with the speaker reinforces the base of the speaker not to fall over Please be cautioned that even though the stands are connected this does not guarantee that the speaker will not fall over ATTACHING THE STANDS When placing the speakers be sure to use the stands to increase stability L R Stand R x 2 L x 2 Pad x 4 Washer x 4 a Screw 25mm x 8 Note The provided stands are in two types Two stands are for the right side and others are for the left side Attach each stand to the proper position on the bottom of the speaker by following the figure below
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