PrecautionsReadthis before operating this unit

Precautions:Readthis before operating this unit

•To assure the finest performance, please read this manual carefully. Keep it in a safe place for future reference.

•Install this unit in a cool, dry, clean place - away fi'om windows, heat sources, sources of excessive vibration, dust, moisture and cold. Avoid sources of hulnming (transformers, motors). To pl'event fire or electrical shock, do not expose this unit to rain or water.

•Never open the cabinet. If any l\_l'eign objects drop into the set, contact your dealer.

•Tile voltage to be used must be the same as that specified on the rear panel. Using this unit with a higher voltage than specified is dangerous and may cause a fire and/or electric shock.

•To reduce the risk of fire or electric shock, do not expose this unit to rain or moisture.

•Do not use force on switches, COl]trois,o1"COlmection wires. When moving the unit, first disconnect the power plug and the wires connected to other equipments. Never pull the wires themselves.

•When not planning to use this unit for a long period (i.e.,

vacation, etc.), disconnect the AC power plug from the wall outlet.

•Since this trait has a built-in power amplifier, heat will radiate from the rear panel. Place the unit apart from the walls, allowing at least 20 cm of space above, behind and on both sides of the unit to prevent fire or damage. Furthermore, do not position with the rear panel facing down on the floor or other surfaces.

•Do not cover the rear panel of this unit with a newspaper, a tablecloth, a curtain, etc. in order not to obstruct heat radiation. If the temperature inside the unit rises, it may cause fire, damage to the unit and/or personal injury.

•Do not place the t\_llowing objects on this unit: 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.

•Do not place this unit where foreign objects such as water drips might falh It might cause a fire, damage to this unit, and/or personal injury.

•Never put a hand or a foreign object into the YST port located on the right side of this unit. When moving this unit, do not hold the port as it might cause personal injury and/or damage to this unit.

•Never place a fragile object near the YST port of this unit. lfthe object falls or drops by the air pressure, it may cause damage to the unit and/or personal injury.

•Never open the cabinet. It might cause an electric shock since this unit uses a high voltage. It might also cause personal injury and/or damage to this unit.

•When usiug a hulnidifier, be sure to avoid condensation inside this unit by allowiug euough spaces arouud this trait or avoiding excess humidification. Condensation might cause a fire, damage to this unit, and/or electric shock.

•Snper-bass frequencies reproduced by this unit may cause a turntable to generate a howling sound. In such a case, move this unit away from the turntable.

,This unit may be damaged if certain sounds are continuously outputted at high volume level. For example, if 20 Hz-50 Hz sine waves from a test disc, bass sounds from electronic instruments, etc. are continuously outputted, or when the stylus of a turntable touches the surface of a disc, reduce the volume level to prevent this unit from being damaged.

,If you hear distorted noise (i.e., mmamral, intermittent "rapping" or "hammering" sounds) coming I'rom this unit, reduce the volume level. Extremely loud playing of a movie sonndtrack's low frequency, bass-heavy sounds or similarly loud popular mnsic passages can damage this snbwoofcr system.

•Vibration generated by super-bass frequencies may distort images on a TV. In such a case, move this unit away froln the TV set.

•Do not attempt to clean this unit with chemical solvents as this might damage the finish. Use a clean, dry cloth.

•Be sure to read the "TROUBLESHOOTING" section regarding common operating errors before concluding that the unit is faulty.

•Install this unit near the wall outlet and where the AC power plug can be reached easily.

•Secure placement or installation is the owner's responsibility. YAMAHA shall not be liable fnr any

accident caused by improper placement or installation of the subwoofer.

WARNING

TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE.

As long as this unit is connected to the AC wall out-

let, it is not disconnected fl'om the AC power source even if you turn off this unit by POWER.

This unit t'catnres a magnetically shielded design, but there is still a chance that placing it too close to a TV set might impair picture color. Should this happen, move this unit away from the TV set.

iii

SW012 specifications

The Yamaha SW012 is an impressive addition to Yamaha's lineup of professional audio equipment, specifically designed for sound reinforcement in a variety of settings. This subwoofer is part of a series that emphasizes power, precision, and portability, making it a fantastic choice for live sound, events, and installations.

One of the standout features of the Yamaha SW012 is its dual 12-inch drivers, which enable it to deliver a powerful low-frequency response that can enhance any audio experience. With a frequency response that extends down to 45 Hz, the SW012 ensures that deep bass notes are reproduced with clarity and impact, making it ideal for music genres that prioritize low-end frequencies, such as electronic dance music or hip-hop.

The SW012 also incorporates advanced technology, including a built-in high-efficiency Class-D amplifier. This not only provides ample power while maintaining a lightweight design but also enhances the overall efficiency of the system. The combination of a lab-tested amplifier with the drivers allows the SW012 to produce high sound pressure levels, making it suitable for larger venues without compromising sound quality.

In terms of connectivity, the Yamaha SW012 is designed for versatility. It features both XLR input and output connections, allowing for easy integration with a wide range of audio sources and other speakers. Additionally, the subwoofer’s onboard crossover control offers flexibility in adjusting the frequency settings, optimizing the blend between the subwoofer and the main speakers for a more cohesive sound.

Another noteworthy characteristic of the SW012 is its robust construction. The enclosure is built from high-quality materials designed to withstand the rigors of touring and live events. The durable construction not only contributes to its longevity but also helps reduce unwanted vibrations that can compromise audio fidelity.

Portability is also a key consideration in the design of the Yamaha SW012. With convenient handles and a relatively compact footprint, the subwoofer can be transported easily, making it an excellent choice for mobile sound applications.

In summary, the Yamaha SW012 is a powerhouse subwoofer that combines advanced technology, robust design, and ease of use. Whether for live performances, DJ setups, or fixed installations, the SW012 provides deep, impactful bass, making it a valuable asset for any audio professional looking to elevate their sound system.