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Sony KDL-32EX550 Service Manual

Sony KDL-32EX550
45 pages
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LCD DIGITAL COLOR TV
SERVICE MANUAL
AZ3F
CHASSIS
9-883-883-53
LEVEL
3
CONFIDENTIAL
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
CONFIDENTIAL
ELECTRICAL SERVICE MANUAL
INTERNAL ONLY
ORIGINAL MANUAL ISSUE DATE: 2/2012
REVISION DATE SUBJECT
2/3/2012 Original Manual Release Date
3/5/2012 Added KDL-32HX757/40HX757/46HX757/55HX757 models.
3/30/2012 Added KDL-46HX850/55HX850 models.
Added KDL-46HX855/KDL-55HX855 models.
Added KDL-46HX857/KDL-55HX857 models.
Added KDL-32HX750/KDL-32HX755 models.
Added KDL-32EX550/32EX555/32EX655/40EX655/46EX655 models.
Added KDL-32EX557 model.
Self Diagnosis
Supported model
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Sony KDL-32EX550 Specifications

General IconGeneral
BrandSony
ModelKDL-32EX550
CategoryLCD TV
LanguageEnglish

Summary

CAUTIONS AND WARNINGS

CAUTION

General caution for service personnel regarding electric shock.

WARNING!!

Warning about using an isolation transformer for shock hazard prevention.

SAFETY-RELATED COMPONENT WARNING!!

Identifies critical safety components and replacement requirements.

SETTING UP AND CARRYING THE TV

USE CAUTION WHEN HANDLING THE LCD PANEL

Precautions for safe handling and repair of the LCD panel.

CLEANING THE LCD PANEL

Instructions for cleaning the TV cabinet and LCD screen.

SAFETY CHECK-OUT

LEAKAGE TEST

Procedure to measure and limit AC leakage current from exposed metal parts.

HOW TO FIND A GOOD EARTH GROUND

Method to verify proper earth ground connection for safety.

SECTION 1: DIAGRAMS

PRINTED CIRCUIT BOARDS AND SCHEMATIC DIAGRAMS INFORMATION

Explains symbols, notations, and conventions for PCBs and schematics.

BLOCK DIAGRAM

Overview of the TV's internal functional blocks and signal flow.

CONNECTOR DIAGRAMS

Pin assignments and connections for various internal boards and modules.

SCHEMATICS AND SUPPORTING INFORMATION

Detailed circuit diagrams and related technical data.

HEM3 BOARD SCHEMATIC DIAGRAM

HL BOARD SCHEMATIC DIAGRAM

SECTION 2: ELECTRICAL PARTS LIST

KDL-32EX550/32EX555/32EX557 Parts

Lists replacement boards for specific KDL models.

KDL-32HX750/40HX750/46HX750/55HX750 Parts

Lists replacement boards for specific KDL models.

KDL-32EX655/40EX655/46EX655 Parts

Lists replacement boards for specific KDL models.

KDL-46HX751/55HX751 Parts

Lists replacement boards for specific KDL models.

KDL-32HX755/40HX755/46HX755/55HX755 Parts

Lists replacement boards for specific KDL models.

KDL-46HX850/55HX850 Parts

Lists replacement boards for specific KDL models.

KDL-46HX855/55HX855 Parts

Lists replacement boards for specific KDL models.

KDL-32HX757/40HX757/46HX757/55HX757 Parts

Lists replacement boards for specific KDL models.

ACCESSORIES AND PACKING FOR US ONLY

PROTECTION BAGS

Details on protective bags for TV packaging.

INDIVIDUAL CARTONS

Information on cartons for individual TV units.

ENERGY GUIDE LABELS

Specifications for energy guide labels included with the product.

APPENDIX A: ENCRYPTION KEY COMPONENTS

Handling Encryption Key Components

Guidelines for servicing boards with encryption key components.

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