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Table of contents

IMPORTANT SAFETY INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i
CAUTION: Read this before operating your unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
Getting started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Using the subwoofer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Advanced Yamaha Active Servo Technology II . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Back cover
Getting started

Features

• This subwoofer system employs Advanced
Yamaha Active Servo Technology II, which
Yamaha has developed to reproduce higher
quality super-bass sound (see “Advanced
Yamaha Active Servo Technology II” on page 6
for details). This super-bass sound adds a more
realistic, theater-in-the-home effect to your
stereo system.
• Yamaha’s unique and compact design let you
place this unit horizontally.

Supplied accessories

Please confirm that the following items are
included in the package.
Subwoofer cable (5 m)
System control cable (5 m)
Non-skid pad
(1 set, 4 pieces)
Stand (YST-FSW150 only) Screw
(M4, 16 mm) x 2
(YST-FSW150 only)