Sony SA-WPFT1 User Manual

SERVICE MANUAL
Sony Corporation
Home Audio Division
Published by Sony Techno Create Corporation
US Model
Canadian Model
9-887-229-01
2006D04-1
© 2006.04
Ver. 1.0 2006.04
SPECIFICATIONS
SA-FT1H/WPFT1/
SS-CNPFT1/MSPFT1/SRPFT1
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION:
With 6 ohm loads, from 45 – 180 Hz; rated 120 watts per
channel minimum RMS power, with no more than 10% total
harmonic distortion from 250 milliwatts to rated output.
SS-MSPFT1 (front speakers)
Speaker system 2 way, magnetically
shielded
Speaker units Woofer: 8 cm, cone type
Tweeter: 2.5 cm, balanced
dome type
Enclosure type Bass reflex
Rated impedance 8 ohms
Power handling capacity
Maximum input power: 110 W
Sensitivity level 84 dB (1 W, 1 m)
Frequency range 140 Hz - 50,000 Hz
Dimensions (w/h/d) Approx. 108 × 215 × 44 mm
with table top stand Approx. 108 × 224 × 44 mm
(Diameter of base:
150 mm)
Mass Approx. 0.5 kg
with table top stand Approx. 0.6 kg
SS-SRPFT1 (surround speakers)
Speaker system 1 way, magnetically
shielded
Speaker units Full range: 8 cm, cone type
Enclosure type Bass reflex
Rated impedance 8 ohms
Power handling capacity
Maximum input power: 110 W
Sensitivity level 84 dB (1 W, 1 m)
Frequency range 140 Hz - 20,000 Hz
Dimensions (w/h/d) Approx. 108 × 215 × 44 mm
with table top stand Approx. 108 × 224 × 44 mm
(Diameter of base:
153 mm)
Mass Approx. 0.45 kg
with table top stand Approx. 0.55 kg
• SA-FT1H is composed of following models.
COMPONENT MODEL NAME
FRONT/SURROUND SPEAKER SS-MSPFT1/SRPFT1
CENTER SPEAKER SS-CNPFT1
SUBWOOFER SA-WPFT1
– Continued on next page –
SA-WPFT1 SS-MSPFT1
SS-SRPFT1
SS-CNPFT1
HOME THEATRE SPEAKER SYSTEM
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Sony SA-WPFT1 Specifications

General

Speaker Type	Subwoofer
Speaker System	1-way
Driver Size	6.3 inches
Frequency Response	20 Hz - 200 Hz
Speaker Size	6.3 inches

Summary

Speaker System Disassembly Procedures

Back Panel Section Disassembly

Detailed procedure for accessing and removing the back panel of the speaker unit.

Amplifier (AMP) Section Disassembly

Steps for disassembling the amplifier module from the main chassis.

Heat Sink Section Disassembly

Instructions for removing and handling the heat sink assembly.

Control/AC Board Removal

Guide for detaching the control and AC power supply board.

Main Board Removal

Procedure for removing the central main processing board.

System Diagrams and Schematics

Circuit Board Locations Overview

Overview of the physical placement of various circuit boards within the system.

System Block Diagram

Visual representation of the system's signal flow and functional blocks.

Main Section Printed Wiring Boards

Layout diagram of the main circuit board's component and trace side.

Control Section Printed Wiring Boards

Layout diagram for the control circuit board.

Main Section Schematic Diagram

Detailed electrical schematic of the main audio processing circuitry.

Exploded Views of Speaker Components

Subwoofer Front Section Exploded View

Exploded view showing the assembly of the subwoofer's front panel and speaker.

Subwoofer Amplifier Section Exploded View

Exploded view detailing the subwoofer's amplifier module components.

Center Speaker Section Exploded View

Exploded view of the center speaker's internal parts and assembly.

Front/Surround Speaker Section Exploded View

Exploded view of the front and surround speaker assemblies.

Electrical Parts List and Accessories

Control/AC Board Components List

List of electrical parts for the control and AC power board.

Capacitors and Diodes Inventory

Inventory of capacitors and diodes used in the system.

Integrated Circuits (ICs) and Transistors

List of integrated circuits and transistors found in the unit.

Resistors List

Comprehensive list of resistors with their specifications.

Miscellaneous and Accessory Parts

Parts list for non-electronic items and accessories.

Revision History