Sony KLV-24R402A Service Manual

HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE MANUAL (COMMON)
SERVICE MANUAL (COMMON)
ITC2 CHASSIS
Segment: BA
Version Date Subject
1 6/2013 1
st
Issue.
LCD TV
9-888-144-01
For SM - Unique , please refer :
9-888-144-P1 ( Pan Asia )
9-888-144-A1 ( America )
9-888-144-E1 ( Europe)

Sony KLV-24R402A Specifications

General

Screen Size	24 inches
Resolution	1366 x 768 pixels
Display Type	LCD
HDMI Ports	2
USB Ports	1
HD Technology	HD Ready
Aspect Ratio	16:9
Motion Flow	Motionflow XR

Summary

SAFETY NOTES

1-1. Warnings and Caution

Provides essential safety warnings and precautions for service personnel.

1-2. Caution Handling of LCD Panel

Details safety measures when handling the sensitive LCD panel.

1-3. Safety Check-Out

Outlines safety checks to perform after service before releasing the unit.

1-4. Leakage Test

Explains the procedure and limits for checking AC leakage.

1-5. How to Find a Good Earth Ground

Guides on identifying a proper earth ground connection for safety.

1-6. Lead Free Information

Information regarding lead-free solder used in the circuit boards.

1-7. Handling the FLEXIBLE FLAT CABLE (FFC)

Instructions for safely connecting and disconnecting flexible flat cables.

SELF DIAGNOSTIC FUNCTION

2-1. Overview of Control Buttons

Describes the function of various control buttons on the TV.

2-2. LED Display Control

Explains the LED color indicators and their meanings for different statuses.

2-3. LED Pattern

Illustrates LED blinking patterns indicating shutdown causes.

2-4. Standby LED Error Display

Details the standby LED error codes and corresponding board error items.

2-5. Triage Chart

A chart to help identify potential defective parts based on symptoms.

TROUBLE SHOOTING

3-1. Troubleshooting Flow

Provides a general flowchart for diagnosing TV issues.

3-2. No Power

Guides for diagnosing and resolving issues where the TV does not power on.

3-3. Standby LED Blinking

Troubleshooting steps for specific standby LED blinking error codes.

3-4. No Picture

Steps to diagnose and fix problems related to no video output.

3-5. Audio Problem

Guides for troubleshooting various audio issues.

3-6. Troubleshooting Video Problem

Detailed steps for diagnosing video-related malfunctions.

3-7. HDMI - Troubleshooting flow

Specific troubleshooting procedures for HDMI input problems.

3-8. MHL No picture

Diagnosing and resolving MHL connectivity and picture issues.

3-9. Tuner - Troubleshooting flow

Steps for troubleshooting issues with the TV's built-in tuner.

3-10. IR - Troubleshooting flow

Guides for troubleshooting issues with the infrared remote control.

3-11. Switch Unit Buttons – Troubleshooting flow

Procedures for troubleshooting the physical switch unit buttons.

3-12. RTC Troubleshooting Flow (SU model only)

Troubleshooting steps for Real-Time Clock (RTC) issues.

SERVICE ADJUSTMENTS

4-1. Accessing Service Mode

Instructions on how to enter the TV's service mode.

4-2. Accessing Software Version

Guide to viewing software and hardware version information.

4-3. Accessing Self Diagnostic History

How to view past self-diagnostic test results and error history.

4-4. Accessing Self Diagnostic Menu

Steps to access and interpret the self-diagnostic menu for error codes.

4-5. Accessing Serial Number Edit

Procedure for editing the TV's serial number.

4-6. Accessing Model Name Edit

Procedure for editing the TV's model name.

4-7. Updating the software (For Asia Region Only)

Information on performing software updates for specific regions.

DIAGRAMS

5-1.CIRCUIT BOARD LOCATION

Illustrations showing the location of circuit boards within the TV.

5-2. Block Diagram

High-level overview of the TV's internal components and signal flow.

5-3. Connector Diagram

Detailed pinouts and connections for various TV connectors.