Yamaha YST-SW90 Owner's Manual

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Yamaha YST-SW90 Subwoofer Specification

The Yamaha YST-SW90 is a compact subwoofer system designed to enhance audio experiences by delivering powerful and precise bass. Featuring Yamaha's Advanced Active Servo Technology, the YST-SW90 optimizes speaker performance through a unique negative-impedance and feedback circuit, ensuring tight and accurate low-frequency reproduction. The subwoofer is equipped with an 8-inch driver, which is capable of handling significant power while maintaining clarity and depth in sound output. With a frequency response range of 25Hz to 180Hz, the YST-SW90 covers a broad spectrum of bass tones, making it suitable for both music and home theater applications.

The subwoofer boasts a built-in amplifier with a power output of 70 watts, providing ample energy to drive the speaker's robust performance. It includes a continuously variable high-cut filter, adjustable between 50Hz and 150Hz, allowing users to tailor the crossover point to integrate seamlessly with other speakers in the system. The phase switch, offering options of normal or reverse phase, enhances the system's flexibility in various acoustic environments.

In terms of connectivity, the YST-SW90 features both line-level and speaker-level inputs, ensuring compatibility with a wide range of audio equipment. The cabinet design is thoughtfully constructed to minimize resonance and distortion, employing high-quality materials that contribute to the subwoofer's durability and aesthetic appeal. Compact dimensions make it versatile for placement in diverse room settings, while its understated black finish complements a variety of home decor styles. Overall, the Yamaha YST-SW90 combines advanced technology and thoughtful design to deliver a reliable and immersive bass experience.

Yamaha YST-SW90 Subwoofer F.A.Q.

How do I connect my Yamaha YST-SW90 subwoofer to my home theater system?

To connect your Yamaha YST-SW90 subwoofer, use an RCA cable to connect the subwoofer output on your AV receiver to the input on the subwoofer. Ensure the subwoofer is set to the correct input mode.

What should I do if there's no sound coming from my Yamaha YST-SW90 subwoofer?

First, check the power connection and ensure the subwoofer is turned on. Verify the RCA connection to the receiver and check the audio settings to ensure the subwoofer output is enabled.

How can I adjust the bass level on my Yamaha YST-SW90 subwoofer?

Use the volume control knob on the back of the subwoofer to adjust the bass level. Start with a low setting and gradually increase until the desired bass response is achieved.

What is the best placement for the Yamaha YST-SW90 subwoofer in a room?

Place the subwoofer near a wall or corner for enhanced bass response. Experiment with different locations to find the spot that provides the best sound quality for your room.

How do I prevent my Yamaha YST-SW90 subwoofer from producing a humming noise?

Ensure all cables are properly connected and grounded. Try plugging the subwoofer and other audio equipment into the same power outlet to reduce ground loop issues.

Can the Yamaha YST-SW90 subwoofer be connected to a stereo system?

Yes, you can connect it to a stereo system using the line input. Use an RCA cable to connect from the stereo's output to the subwoofer's input.

What maintenance does the Yamaha YST-SW90 subwoofer require?

Regularly dust the exterior and ensure vents are clear of obstructions. Check cables for wear and replace if necessary, and avoid exposing the subwoofer to extreme temperatures.

How can I improve the overall sound quality of my Yamaha YST-SW90 subwoofer?

Ensure the subwoofer is properly calibrated with your audio system. Adjust the crossover frequency and phase settings for optimal integration with your main speakers.

Is it possible to repair a damaged cone in the Yamaha YST-SW90 subwoofer?

Repairing a damaged cone is possible but may require professional assistance. It's recommended to consult with a Yamaha service center for a proper evaluation and repair.

What are the ideal settings for the crossover frequency on the Yamaha YST-SW90 subwoofer?

Set the crossover frequency between 80Hz and 120Hz, depending on your main speakers' capabilities. Adjust to find a smooth transition between the subwoofer and the main speakers.