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Sony KDL-42W650A User Manual

Sony KDL-42W650A
29 pages
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REPAIR MANUAL
Self Diagnosis
Supported model
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
LCD Digital Color TV
9-883-551-02
RB1G Chassis
Segment: LW
Version Date Subject
1.0 10/15/2013 Original Manual Release Date.
2.0 12/16/2013 Updated Section 3 - Repair Information. Replaced page 13.
Updated Section 5 - Optional Accessory included. Replaced page 24.
MODEL COMMANDER DESTINATION
KDL-42W650A RM-YD089 CND
KDL-42W650A

Questions and Answers:

Sony KDL-42W650A Specifications

General IconGeneral
Screen Size42 inches
Resolution1920 x 1080
Display TypeLCD
Backlight TypeLED
HDMI Ports2
USB Ports1
Smart TVYes
Wi-FiYes
Ethernet PortYes
Refresh Rate60 Hz
3D CapableNo
Audio Output10W + 10W
Motionflow XR240 Hz

Summary

Cautions and Warnings

CAUTION!!

General servicing safety precautions for qualified personnel.

WARNING!!

Requirement for an isolation transformer during service.

SAFETY-RELATED COMPONENT WARNING!!

Importance of specific safety-related components for safety.

ATTENTION!! (Prohibited Repairs)

Prohibition of component-level repair on power/inverter boards.

Cautions and Warnings

SAFETY CHECK-OUT

Post-repair safety checks before releasing the set to the customer.

LEAKAGE TEST

Procedure for measuring AC leakage from exposed metal parts.

HOW TO FIND A GOOD EARTH GROUND

Method to verify the earth ground connection of an AC outlet.

Section 1 - Specifications and Layouts

SPECIFICATIONS

Detailed technical specifications of the television model.

CHECKING THE ACCESSORIES

List of included accessories and their quantities.

Section 1 - Specifications and Layouts

BOARD LAYOUT

Diagrams showing the placement of main boards and modules.

SMART CORE BLOCK

Visual representation of the Smart Core Block components.

Section 1 - Specifications and Layouts

WIRE DRESSING

Illustration of internal wiring management within the TV.

Section 2 - Troubleshooting

DIAGNOSING THE ERROR

Steps to diagnose issues before servicing the television.

VIEWING THE SELF CHECK DIAGNOSIS HISTORY

How to access and interpret self-check error logs.

Section 2 - Troubleshooting

TRIAGE CHART

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

Section 2 - Troubleshooting

FLOWCHARTS AND DIAGRAMS

Overview block diagram of the TV's internal system connections.

Section 2 - Troubleshooting

POWER AND CONTROL BLOCK DIAGRAM

Diagram illustrating power and control signal flow to LED backlights.

Section 2 - Troubleshooting

NO POWER FLOWCHART

Troubleshooting guide for the "no power" symptom.

Section 2 - Troubleshooting

STANDBY LED BLINKING FLOWCHART

Troubleshooting guide for standby LED blinking errors.

Section 2 - Troubleshooting

NO VIDEO FLOWCHART

Troubleshooting guide for the "no video" symptom.

Section 2 - Troubleshooting

VIDEO DISTORTION FLOWCHART

Troubleshooting guide for video distortion issues.

Section 3 - Repair Information

REPAIRING THE TV

General steps for repairing the TV, including software updates.

REMOVING THE TABLE-TOP STAND

Instructions for detaching the TV's table-top stand.

REMOVING THE CHASSIS BOX

Steps to remove the main chassis box from the TV.

Section 3 - Repair Information

REPLACING THE MAIN BOARD

Detailed steps for replacing the main board.

Section 3 - Repair Information

Software Update Procedure

Steps to update the TV's software via USB.

Destination Data Value Setting

Instructions for setting the correct destination data value.

Section 3 - Repair Information

Model Name and Serial Number Setting

Procedure to set the TV's model name and serial number.

Section 3 - Repair Information

Clearing Self Check Screen

How to clear error history and count from the self-check screen.

REMOVING THE SPEAKERS

Instructions for removing the TV speakers.

REPLACING THE SWITCH UNIT

Steps for replacing the TV's switch unit.

Section 3 - Repair Information

REMOVING THE SMART CORE BLOCK

Detailed instructions for removing the Smart Core Block assembly.

Section 4 - Exploded View/Part Number Information

Exploded View of Main Unit

Diagram showing external parts with reference numbers.

Part Number List (Main Unit)

List of part numbers for external components.

Section 4 - Exploded View/Part Number Information

Exploded View of Internal Components

Diagram showing internal parts with reference numbers.

Part Number List (Internal Components)

List of part numbers for internal components.

Section 4 - Exploded View/Part Number Information

Smart Core Block Exploded View

Diagram of the Smart Core Block assembly with part references.

Smart Core Block Part Numbers

List of part numbers for Smart Core Block components.

Section 4 - Exploded View/Part Number Information

Connectors Exploded View

Diagram showing various connectors with part references.

Connectors Part Numbers

List of part numbers for connectors.

Section 4 - Exploded View/Part Number Information

Smart Core Block Connectors

Diagram showing connectors on the Smart Core Block.

Smart Core Block Connector Part Numbers

Part number for a specific Smart Core Block connector.

Section 4 - Exploded View/Part Number Information

SCREWS

List of screw types and their usage with part numbers.

Section 5 - Accessories/Part Number Information

ACCESSORIES AND PACKAGING

List of included accessories and packaging items with part numbers.

OPTIONAL ACCESSORIES

List of optional accessories available for purchase.

REMOTE COMMANDER

Part number for the remote commander.

MISCELLANEOUS

List of miscellaneous items like tape and flyers.

Appendix A: Encryption Key Components

Confidentiality and Handling Instructions

Guidelines for handling confidential encryption key components.

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