Sony SA-WMS356 User Manual

SERVICE MANUAL
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
AEP Model
UK Model
SUBWOOFER
9-877-843-01
2004E0478-1
© 2004.05
Ver 1.0 2004.05
SPECIFICATIONS
SA-WMS356/WMS556
• SA-WMS356/WMS556 are the subwoofer
section in SA-VE356T/VE556H.
Speaker system Active subwoofer,
magnetically shielded
Speaker unit Woofer: 15 cm × 2, cone type
Enclosure type Acoustically loaded
Bass Reflex
Reproduction frequency range
28 Hz - 200 Hz
Amplifier section
Continuous RMS power output
SA-WMS356:
120 W (6 ohms, 100 Hz,
10 % THD)
SA-WMS556:
150 W (6 ohms, 100 Hz,
10 % THD)
Inputs
INPUT (input pin jack)
General
Power requirements
230 - 240 V AC, 50/60 Hz
Power consumptions
120 W
1 W (standby mode)
Dimensions (w/h/d)
Approx. 180 × 405 × 501 mm,
including front grille
Mass Approx. 12 kg
Design and specifications are subject to change
without notice.

Sony SA-WMS356 Specifications

General

Type	Active
Amplifier Power	100 watts
Frequency Response	28 Hz - 200 Hz
Inputs	Line Level
Driver Size	8 inch

Summary

General Information and Specifications

Product Specifications

Lists key technical parameters and features of the subwoofer.

Safety Component Warning

Highlights critical components for safe operation and replacement guidelines.

Unleaded Solder Handling

Details characteristics and handling of unleaded solder.

Diagrams and Circuit Board Locations

Circuit Boards Location

Illustrates the physical placement of various circuit boards within the unit.

IC Block Diagram - POWER AMP Board

Shows the functional block diagram for the power amplifier IC.

Printed Wiring Board - Main Section

Depicts the component layout and traces for the main circuit board.

Schematic Diagram - Main Section

Provides the electrical schematic for the main circuit board.

Printed Wiring Board - Control Section

Shows the component layout and traces for the control circuit board.

Schematic Diagram - Control Section

Provides the electrical schematic for the control circuit board.

Exploded Views and Parts

Front Panel Section

Details the parts and assembly of the front panel.

Rear Cover Section

Lists components and assembly for the rear cover.

Bottom Panel Section

Shows parts and assembly for the bottom panel of the unit.

Electrical Parts List by Board

Control Board Parts

Lists electrical components for the control board.

LED Board Parts

Lists electrical components for the LED board.

Power Amplifier Board Parts

Lists electrical components for the power amplifier board.

Power Supply Board Parts

Lists electrical components for the power supply board.

Power Switch Board Parts

Lists electrical components for the power switch board.