User manual YAMAHA NS-525

[. . . ] 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. 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 personal injury. Do not place the speaker where it is liable to be knocked over or struck by falling objects. [. . . ] · Do not push or apply pressure to the side of the speaker when moving, or lean objects against the side of the speaker. · Do not sit on or set objects on top of the speaker. E-1 SUPPLIED ACCESSORIES (L) (R) Stand (R x 2, L x 2) Screw (6mm) x 4 Wood screw (4mm) x 4 Pad x 4 ATTACHING THE STANDS When placing the speakers, be sure to use the stands to increase stability. 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. · When attaching the stands to the speaker, have another person support it. · To attach the stands to the speaker, be sure to lay down the speaker while the front is facing up. We recommend using a blanket or cushion (thickness of 3 cm or more) to raise the speaker from the floor. Procedure: 1 Put the 6mm screw through the large hole on the stand, and screw it into the speaker at one of the outside holes on the base of the speaker. At this time, screw it untightly so that the stand can still be moved. 2 Put the 4mm wood screw through the other hole on the stand, and screw it into the other hole on the base of the speaker. 4 Attach a pad to the bottom of the end portion of the stand. 5 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. (L) Back (R) 2 1 (R) (L) Front View from the bottom of the speaker 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. Use the 8 specified holes located on the base of the speaker. 3cm E-2 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. English <Standard connections> Leave the short bars in place when connecting. Short bar Loosen Black (­) Insulation coating Tighten Red (+) Bare wire · Connect the screw-type input terminals at the rear of the speakers to the speaker output terminals of the amplifier (or receiver) with the speaker cable. · Connect the (+) terminals on the amplifier (or receiver) and the speakers using one side of the cable. Connect the (­) terminals on both components using the other side of the cable. · 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. 2 Remove the insulation coating at the extremity of each speaker cable by twisting the coating off. NS-525F NS-525F (R) SPEAKERS R L (L) Speakers output terminals of the amplifier A + ­ ­ + B 3 Insert the bare wire. 4 Tighten the knob and secure the cables. Test the firmness of the connection by pulling lightly on the cables at the terminal. [. . . ] 35 Hz to 50 kHz (-10dB) Nominal Input Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 W Maximum Input Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 W Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 dB/2. 83 V/m Crossover Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]