Sony SS-EC719iP - User Manual

SERVICE MANUAL
Sony Corporation
Published by Sony Techno Create Corporation
HOME AUDIO SYSTEM
9-893-792-01
2013H33-1
©
2013.08
US Model
MHC-EC619iP/EC719iP
Canadian Model
AEP Model
UK Model
E Model
MHC-EC619iP
Australian Model
MHC-EC619iP/EC719iP/EC919iP
Ver. 1.0 2013.08
4-467-785-11 MANUAL, INSTRUCTION (ENGLISH)
(EC619iP: US, CND, UK, E2, AUS)
4-467-785-21 MANUAL, INSTRUCTION (FRENCH)
(EC619iP: CND, AEP, E2)
4-467-785-31 MANUAL, INSTRUCTION (SPANISH)
(EC619iP: US, AEP, E2)
4-467-785-41 MANUAL, INSTRUCTION (GERMAN)
(EC619iP: AEP)
4-467-785-51 MANUAL, INSTRUCTION (DUTCH)
(EC619iP: AEP)
4-467-785-61 MANUAL, INSTRUCTION (ITALIAN)
(EC619iP: AEP)
4-467-785-71 MANUAL, INSTRUCTION (POLISH)
(EC619iP: AEP)
4-467-786-11 MANUAL, INSTRUCTION (ENGLISH)
(EC719iP/EC919iP)
4-467-786-31 MANUAL, INSTRUCTION (SPANISH)
(EC719iP: US)
• The service policy of these models are Product Exchange.
The following parts are available for service parts of these models.
PARTS LIST
Ref. No. Part No. Description Remark
MHC-EC619iP/EC719iP/EC919iP
HCD-EC619iP/EC719iP/EC919iP/SS-EC719iP/ECL5/WG919iP
• MHC-EC619iP/EC719iP/EC919iP are composed of following models.
MHC-EC619iP MHC-EC719iP MHC-EC919iP
Compact Disc Receiver HCD-EC619iP HCD-EC719iP HCD-EC919iP
Front Speaker SS-ECL5 SS-EC719iP SS-EC719iP
Subwoofer – – SS-WG919iP
• Abbreviation
AUS : Australian model
CND : Canadian model
E2 : 120V AC area in E model
Note 1: The speaker (SS-ECL5) supplied with MHC-EC619iP has a different service policy
from the speaker (SS-ECL5) supplied with other models. For SS-ECL5 supplied with
models other than MHC-EC619iP, refer to the separate SS-ECL5 service manual.
Be sure to check the system model name before beginning service.
Note 2: The speaker (SS-EC719iP) supplied with MHC-EC719iP (US and Australian models)
and the speakers (SS-EC719iP/WG919iP) supplied with MHC-EC919iP (Australian
model) have different service policies from speakers (SS-EC719iP/WG919iP) sup-
plied with different models (or intended for different regions).
For SS-EC719iP or SS-WG919iP supplied with models other than MHC-EC719iP (US
and Australian models) and MHC-EC919iP (Australian model), refer to the separate
SS-EC719iP/WG919iP service manual.
Be sure to check the system model name before beginning service.
1 A-1970-520-A REMOTE COMMANDER (RM-AMU185)
(Remote control) (EC619iP)
1 A-1970-521-A REMOTE COMMANDER (RM-AMU186)
(Remote control) (EC719iP/EC919iP)
2 4-486-327-01 SPEAKER PAD (PORON T2) (Speaker pads)
(4 pieces, 1 sheet) (EC619iP)
2 4-486-328-01 SPEAKER PAD (SILICON T4) (Speaker pads)
(4 pieces, 1 sheet) (EC719iP/EC919iP)
3 9-885-189-78 AM ANTENNA (AM loop antenna)
(EC719iP/EC919iP)
4 9-885-189-79 FM ANTENNA (FM lead antenna)
Ref. No. Part No. Description Remark
1
RM-AMU185
2
Speaker pads
3
AM loop antenna
(MHC-EC719iP/EC919iP)
4
FM lead antenna
1
RM-AMU186

Summary

System Specifications and Model Identification

Model Identification and Regional Variants

Audio Power Specifications

Details power output and harmonic distortion metrics for various models.

Technical Specifications Overview

Lists key parameters for inputs, outputs, CD player, tuner, dock, and USB interfaces.

Safety Precautions and Testing

Safety Check-out Procedures

Outlines essential safety checks, including AC leakage testing, before returning the unit.

AC Leakage Test Methodology

Explains how to perform AC leakage tests using various measurement instruments.

Safety-Related Component Warning

Highlights critical components marked with ▲ that require exact replacement for safety.

Servicing Notes and Procedures

Handling Precautions for Components

Provides guidelines for handling optical pick-up blocks, laser diodes, and unleaded solder.

Capacitor Discharge Safety Procedure

Details the necessary process for safely discharging capacitors to prevent electric shock.

Model Identification Guide

Distinguishing Unit Models and Labels

Disassembly Overview and Flow

Unit Disassembly Flowchart

Presents a clear flowchart detailing the sequential steps for disassembling the unit.

Disassembly: Covers and Front

Removing Side and Top Covers

Disassembly: Rear Panel and Power

Removing Rear Panel Block

Disassembly: Front Components

Front Panel Block Removal

Disassembly: Main Board Access

Main Board Block Removal

Provides instructions for the safe removal of the main board assembly.

Main Board Removal Steps

Details the procedure for detaching the main board, including connectors and heatsinks.

Disassembly: Power Board

Power Board Removal Instructions

Details the steps and components involved in safely removing the power board.

Disassembly: Front Board

Front Board Removal Guide

Disassembly: Peripheral Boards

Loader Mechanism Removal

Test Modes and Operations

Software Version and Factory Reset

Electrical Performance Checks

RF Signal Check Procedure

Outlines the method for checking the RF signal using an oscilloscope for diagnostics.

System Diagrams and Board Layout

Main Board Schematic (1;7)

Power Input and Control Circuits

Details the power input section and various voltage control circuits on the main board.

Main Board Schematic (2;7)

MPEG Decoder and Interface Circuits

Illustrates the MPEG decoder, USB, and tuner interface circuits.

Main Board Schematic (3;7)

Memory and USB Control Circuits

Main Board Schematic (4;7)

MCU and Control Circuits

Shows the microcontroller, mute circuit, and Apple authentication circuits.

Main Board Schematic (5;7)

Tuner and Audio Input Circuits

Main Board Schematic (6;7)

Audio Amplifier and Fan Control

Illustrates the audio amplifier driver stages and fan control circuits.

Main Board Schematic (7;7)

PBTL Amplifier Output Stages

Front Board Schematic

Key Part and Button Schematics

Power Board Schematic

Power Supply Circuit Details

Illustrates the detailed circuitry of the power supply unit.

Peripheral Board Schematics

USB, Tuner, and Docking Board Circuits

Electrical Parts List

Component Part Numbers and Details

Sony SS-EC719iP Specifications

General

Type	Stereo System
Brand	Sony
Model	SS-EC719iP
Speaker Configuration	2-way
iPod Dock	Yes
Tuner	FM/AM
RMS Output Power	100 Watts
Frequency Response	40 Hz - 20 kHz
Connectivity	iPod Dock, USB
Playable Media	CD, USB
Playable File Formats	MP3, WMA
Frequency Response (Speaker)	40 Hz - 20 kHz