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Sony STR-W555 Service Manual

Sony STR-W555
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STR-W555
AEP Model
UK Model
E Model
Australian Model
Chinese Model
Tourist Model
SPECIFICATIONS
SERVICE MANUAL
FM STEREO/FM-AM RECEIVER
STR-W555 is the tuner and amplifier
section in MHC-W555.
MICROFILM
Photo : E model
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Sony STR-W555 Specifications

General IconGeneral
Power Output100W per channel (8 ohms, 20Hz-20kHz, 0.09% THD)
Frequency Response10Hz-100kHz (+0.5dB, -3dB)
Total Harmonic Distortion0.09%
Input Sensitivity (phono)2.5mV
Signal-to-Noise Ratio85dB (phono), 100dB (line)
Dimensions430 x 157 x 370 mm
Weight11.5 kg
Input sensitivity (MM)2.5mV
Input sensitivity (line)150mV
Impedance8 ohms
Speaker load impedance8 ohms

Summary

Specifications

Amplifier Section Specifications

Detailed power output, RMS power, and music power ratings for the amplifier.

Tuner Section Specifications

Tuning ranges, aerial types, and intermediate frequencies for FM, UKV, and AM tuners.

Video Section Specifications

Input specifications for video signals, including voltage and impedance.

General Front Panel Information

Front Panel Controls and Indicators

Identifies and describes all controls and indicators on the front panel of the unit.

Disassembly Procedures

Sliding Panel Assembly Procedure

Step-by-step instructions for disassembling the sliding panel mechanism.

Service Mode Operations

Connections for Unit Operation

Diagrams and notes on connecting the unit for servicing or standalone operation.

Cold and Hot Reset Procedures

Instructions for performing cold and hot resets to restore initial conditions or memory.

Special Service Modes

Details on CD Delivery Mode, Sled Servo Mode, and function name changes.

Electrical Adjustment Procedures

AM Tuned Level Adjustment

Procedure for adjusting the AM tuner's signal level for optimal performance.

FM Tuned Level Adjustment

Procedure for adjusting the FM tuner's signal level for optimal performance.

FM Polar Adjustment (East European, CIS)

Specific FM tuning adjustments for certain regional models.

Diagrams and Schematics

Circuit Boards Location Diagram

Diagram showing the physical placement of all circuit boards within the unit.

Block Diagrams

High-level functional diagrams illustrating signal paths and major circuit blocks.

Schematic Diagrams

Detailed electronic circuit schematics for various sections of the unit.

Printed Wiring Boards

Layout diagrams showing component placement and routing on printed circuit boards.

IC Block Diagrams and Pin Functions

Functional diagrams and pin assignments for integrated circuits used in the unit.

Exploded Views

Case and Sliding Panel Section

Exploded view of the outer casing and the sliding panel mechanism.

Front Panel Section

Exploded view of the front panel components and assembly.

Slide Mechanism Section

Detailed exploded view of the unit's slide mechanism components.

Circuit Boards and Back Panel Section

Exploded views showing circuit boards and the back panel assembly.

Electrical Parts List

Detector, Front AV, Headphone, Loading Panel Parts

List of electronic components for detector, AV, headphone, and loading panel boards.

Power Amp, Primary, Secondary, and Surr SPK Parts

Parts list for power amplifier, primary, secondary, and surround speaker sections.

TCB Board Parts List

Comprehensive parts list for the TCB board, including components, filters, and connectors.

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