Yamaha NS-B150 Owner's Manual

To connect your Yamaha NS-B150 speakers to an AV receiver, use standard speaker wire. Connect the red wire to the positive terminal and the black wire to the negative terminal on both the speakers and the receiver. Ensure the receiver is powered off during this process to prevent any damage.
The recommended amplifier power for Yamaha NS-B150 speakers is between 10 to 30 watts per channel. Using an amplifier within this range ensures optimal performance and prevents damage to the speakers.
To clean your Yamaha NS-B150 speakers, use a soft, dry cloth to wipe the exterior surfaces. Avoid using any harsh chemicals or abrasive materials as they can damage the finish. For the grille, gently vacuum or use a lint roller.
If there is no sound coming from your Yamaha NS-B150 speakers, check the speaker connections to ensure they are secure. Verify that the receiver or amplifier is powered on and set to the correct input source. Also, check the volume settings and ensure the mute function is not activated.
Yamaha NS-B150 speakers are designed for indoor use and should not be used outdoors. Exposure to moisture, direct sunlight, and extreme temperatures can damage the speakers.
For optimal sound quality, place your Yamaha NS-B150 speakers at ear level when seated, equidistant from your primary listening position, and at least a few inches away from the wall to enhance bass response. Angling them slightly towards the listening area can also improve sound staging.
Use 16-gauge speaker wire for runs up to 25 feet, and 14-gauge wire for longer runs to ensure minimal signal loss and optimal performance with Yamaha NS-B150 speakers.
Yamaha NS-B150 speakers do not come with built-in mounting brackets. However, you can use third-party wall mounts designed for bookshelf speakers. Ensure the mounts are rated for the weight of the NS-B150 and follow the mounting instructions carefully.
If your Yamaha NS-B150 speakers produce distorted sound, check the speaker connections and ensure the wires are not frayed or damaged. Verify that the amplifier or receiver's output is not set too high, as this can cause distortion. Also, check for any debris or obstructions on the speaker drivers.
To improve the bass response of your Yamaha NS-B150 speakers, try repositioning them closer to walls or corners. You can also consider adding a subwoofer to your system to enhance the lower frequencies.