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Sony KDL-40HX750 User Manual

Sony KDL-40HX750
56 pages
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SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3F Chassis
Segment: 3a
9-888-462-04
Self Diagnosis
Supported model
Version Date Subject
1.0 2/2/2012 Original Manual Release Date
2.0 2/9/2012 Added Power and Control Block Diagram. Reissue entire manual.
3.0 3/6/2012 Corrected connector on Power and Control Block Diagram. Replaced page 13, 14, & 16.
ModiedUpdatesandAdjustmentssection.Replacedpages28&29.
4.0 5/2/2012 Corrected part number for Support Belt Kit. Replaced page 25.
RemovedBUadjustmentinformation.(Notrequiredforthesemodels.)Replacedpages27-44.
ORIGINAL MANUAL ISSUE DATE: 2/2012
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:

Table of Contents

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Sony KDL-40HX750 Specifications

General IconGeneral
Display diagonal40 \
Native aspect ratio16:9
Native refresh rate60 Hz
LED backlighting typeEdge-LED
Supported video modes1080i, 1080p, 480i, 480p, 576i, 576p, 720i, 720p
Contrast ratio (dynamic)100000000:1
Display diagonal (metric)102 cm
Supported graphics resolutions1920 x 1080 (HD 1080)
Motion interpolation technologyMotionflow 400 Hz
3DYes
3D typeActive
Annual energy consumption92 kWh
Product colorBlack
VESA mounting-
Tuner typeAnalog & digital
Digital signal format systemDVB-C, DVB-T
Audio systemDolby Digital / Dolby Digital Plus / Dolby Digital Pulse
RMS rated power20 W
Number of speakers2
DVI portNo
HDMI ports quantity4
DVI-D ports quantity0
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Component video (YPbPr/YCbCr) in1
Browser supportedOpera
Smart modesCinema, Personal, Photo, Sports, Standard, Vivid
Number of OSD languages29
AC input voltage100 - 220 V
AC input frequency50 - 60 Hz
Power consumption (max)119 W
Power consumption (standby)0.25 W
Power consumption (typical)66 W
Cables includedAC
Operating temperature (T-T)5 - 35 °C
Weight and Dimensions IconWeight and Dimensions
Depth (with stand)241 mm
Height (with stand)596 mm
Weight (with stand)13900 g
Depth (without stand)59 mm
Width (without stand)943 mm
Height (without stand)578 mm
Weight (without stand)11800 g

Summary

Cautions and Warnings

Handling the LCD Panel

Safety precautions for handling the LCD panel to prevent damage.

Cleaning the LCD Panel

Instructions and warnings for cleaning the LCD panel safely and effectively.

Safety Check-Out and Leakage Test

Post-repair safety checks, including AC leakage testing.

Finding Good Earth Ground

Method for verifying proper earth grounding for AC outlets.

Section 1: Features and Overview

Features Overview

Overview of the BRAVIA HX75x series LED LCD HDTV with 3D capabilities.

Specifications

Technical specifications for system, channel coverage, panel, speakers, and I/O jacks.

Chassis Overview

Describes the layout and primary circuits of the AZ3F chassis.

Circuit Board Descriptions

Details the functions of major circuit boards like Main, Power Supply, IR, and TCON.

Section 2: Troubleshooting

Overview and Software Updates

Introduction to troubleshooting and the role of software updates.

Self Diagnosis Function and Blink Codes

Explains TV monitoring, error codes, and Standby LED blink patterns.

Viewing Diagnosis History

How to access and interpret past error codes and dates recorded by the TV.

Triage Chart

A chart to help identify potential causes of errors based on symptoms.

Section 3: Flow Charts and Diagrams

Overall Block Diagram

A block diagram illustrating the main functional units of the TV.

Troubleshooting Flowcharts

Flowcharts for diagnosing common issues like no power, picture, video distortion, and 3D.

Section 4: Disassembly and Part Information

Stand and Rear Cover Removal

Instructions for removing the TV stand and rear cover.

Component Handling and Removal

Procedures for handling connectors and removing internal boards/panel.

Part Number Identification

Lists part numbers for screws, connectors, boards, and accessories.

Section 5: Updates and Adjustments

Software Update Procedures

Explains the importance and methods for updating TV software for customers and servicers.

Service Adjustments and Data Entry

Steps for setting model/destination, entering serial number, and confirming IDs.

Self Diagnosis and Optional Adjustments

Procedures for clearing self diagnosis data and performing optional picture adjustments.

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