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SA-WMS356/WMS556
SERVICE MANUAL
Ver 1.0 2004.05
• SA-WMS356/WMS556 are the subwoofer
section in SA-VE356T/VE556H.
Sony Corporation
9-877-843-01
Home Audio Company
2004E0478-1
Published by Sony Engineering Corporation
© 2004.05
SPECIFICATIONS
Speaker system Active subwoofer,
magnetically shielded
Woofer: 15 cm × 2, cone type
Speaker unit
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.
AEP Model
UK Model
SUBWOOFER
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Table of Contents
Related Manuals for Sony SA-WMS556
Summarization of Contents
Product Specifications
Speaker System and Unit Details
Details active subwoofer, magnetic shielding, and woofer specifications.
Performance and Power Ratings
Covers reproduction frequency range and amplifier power output.
General Product Information
Includes power requirements, consumption, dimensions, and mass.
Important Notes and Safety Information
Unleaded Solder Guidelines
Information on using unleaded solder and its characteristics.
Safety Component Warning
Critical safety component replacement instructions and warnings.
Diagrams and Layout
Diagram Notes and Board Locations
Explains diagram notations and shows circuit board physical placement.
IC Block Diagram - Power Amp
Illustrates the block diagram for the power amplifier IC.
Main Section Printed Wiring Board
PWB layout for the Main Section.
Main Section Schematic Diagram
Schematic diagram for the Main Section.
Control Section Printed Wiring Board
Printed Wiring Board layout for the Control Section.
Control Section Schematic Diagram
Schematic diagram for the Control Section.
Exploded Views
Front Panel Section Exploded View
Exploded view and parts list for the front panel section.
Rear Cover Section Exploded View
Exploded view and parts list for the rear cover section.
Bottom Panel Section Exploded View
Exploded view and parts list for the bottom panel.
Electrical Parts List
Control and LED Board Components
Lists components for control and LED boards, including connectors, capacitors, ICs, transistors, resistors, switches, and diodes.
Main Power Amplifier Components
Lists components for the main power amplifier section, including capacitors, diodes, transistors, resistors, and relay.
Power Supply, Switch Board, and Miscellaneous Components
Lists components for power supply, power switch boards, and miscellaneous items.
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