Yamaha SW-3 User Manual

OWNER’S MANUAL
MODE D’EMPLOI
Active Servo Processing Subwoofer System
Enceinte pour très basses fréquences de traitement à asservissement actif
SW-3
Active Servo
Technology
Thank you for selecting this YAMAHA Subwoofer System.
Nous vous remercions d’avoir porté votre choix sur cette enceinte
pour très basses fréquences YAMAHA.

Yamaha SW-3 Specifications

General

Brand	Yamaha
Model	SW-3
Category	Subwoofer
Language	English

Summary

Safety Instructions

General Safety Precautions

Lists critical safety instructions for operation, installation, and maintenance.

Precautions Before Operation

Heat Dissipation and Placement

Sound and Port Safety

Placement

Subwoofer Positioning

Recommends optimal placement for one or two subwoofers relative to main speakers.

Connections

General Connection Precautions

Emphasizes turning off power and ensuring correct connections before making them.

Connecting to Speaker Terminals

Illustrates how to connect the subwoofer to amplifier speaker terminals.

Connecting to Speaker Terminals

Using Two Sets of Speaker Terminals

Details connection when the amplifier has two sets of speaker terminals.

OUTPUT/INPUT Terminal Connection

Connecting to Line Output Terminals

Connecting to PRE OUT/SUBWOOFER OUT

Explains connecting to amplifier's PRE OUT or SUBWOOFER OUT terminals.

Connecting with YAMAHA DSP Amplifier

Connecting to Line Output (One Unit)

Illustrates connecting a single unit to amplifier line output terminals.

Connecting to Line Output (Two Units)

Illustrates connecting two units to amplifier line output terminals.

Controls and Their Functions

POWER Indicator and Switch

AUTO POWER ON/OFF Switch

INPUT1 (FROM AMPLIFIER) Terminals

POWER Switch

HIGH CUT Control

VOLUME Control

INPUT2 Terminals

OUTPUT (TO SPEAKERS) Terminals

Adjusting Volume

Volume and Balance Adjustment

HIGH CUT Control Adjustment

Active Servo Technology

Theory of Operation

Explains the principles of Helmholtz resonance and negative-impedance drive.

System Components

Troubleshooting

Power and Sound Issues

Addresses problems like no power, no sound, or low sound level.

Automatic Power Function Issues

Troubleshoots problems with automatic power ON/OFF functions not working correctly.

Specifications

System and Speaker Specifications

Details technical specifications like type, frequency response, and impedance.

Power and Dimensions

Lists power supply, consumption, dimensions, weight, and accessories.