Sony KDL-42W815B User Manual

HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE MANUAL (COMMON)
SERVICE MANUAL (COMMON)
RB2G CHASSIS
Segment: HE-L
Version Date Subject
1 01/2014 1
st
Issue.
LCD TV
LCD
TV
9-888-147-01
For SM
Unique please refer :
For
SM
-
Unique
,
please
refer
:
9-888-147-A1 ( America )
9-888-147-C1 ( China)
9-888-147-E1 ( Europe )
9-888-147-P1 ( Pan Asia )

Sony KDL-42W815B Specifications

General

Brand	Sony
Model	KDL-42W815B
Category	LCD TV
Language	English

Summary

SECTION 1 SAFETY NOTES

1-1. Warnings and Caution

Essential safety guidelines for service personnel.

1-2. Caution Handling of LCD Panel

Precautions for safely handling the LCD panel during repair.

1-5. Leakage Test

Procedure for testing AC leakage to prevent electric shock hazards.

SECTION 2 SELF DIAGNOSTIC FUNCTION

2-1. Overview of Control Buttons

Explanation of the TV's control buttons and their functions.

2-4. Standby LED Error Display

Guide to interpreting LED blinking patterns for error diagnosis.

2-5. Triage Chart

Chart to help diagnose problems based on symptoms and LED codes.

SECTION 3 TROUBLE SHOOTING

3-1. NO POWER

Troubleshooting steps for issues related to the TV not powering on.

3-2. LED BLINKING

Diagnosing problems based on LED blinking patterns.

3-4. NO PICTURE

Steps to resolve issues where the TV displays no picture.

3-11.Bluetooth malfunction

Troubleshooting guide for Bluetooth connectivity failures.

SECTION 4 SERVICE ADJUSTMENTS

4-1. Accessing Service Mode

Steps to enter the service mode for advanced adjustments.

4-3. Change Data by Service Mode 1 (Part A)

Guide for modifying chassis and VPC service mode data.

4-5. Restore WB / Gamma Adj. Data to B board.

Procedure to restore WB/Gamma data after board replacement.

4-10. Reset Panel Operation Time

Procedure to reset the panel operation time, likely after replacement.

SECTION 2 DIAGRAMS

2-1.CIRCUIT BOARD LOCATION

Visual guide to the location of main circuit boards within the TV.

2-2. Block Diagram

Overview of the TV's internal components and their interconnections.

2-3. Connector Diagram

Detailed diagram showing all connectors and their pin assignments.