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Haier L26F6 Service Manual

Haier L26F6
67 pages
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Order No.
LCD TV
Model No.
Chassis
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair
the product or products dealt with in this service information by anyone else could result in serious injury or death.
Haier Group
©
All rights reserved. Unauthorized copying and distribution is a violation of law.
SERVICE MANUAL
Haier
WARNING
4LQJGDR+DLHU(OHFWURQLFV&R/WG
TV1012S001V0
RTD267 4S
L32F6
L42F6
L26F6

Table of Contents

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Haier L26F6 Specifications

General IconGeneral
Screen Size26 inches
Display TechnologyLCD
Aspect Ratio16:9
Response Time8 ms
Viewing Angle170° (H) / 160° (V)
Resolution1366 x 768
Input PortsHDMI, Component, Composite, VGA

Summary

Chapter 1. General Information

1-1. Document Information

Details about the service manual's format and author.

1-2. General Guidelines

Guidelines for servicing, including safety checks and lead-free solder.

1-3. Important Notice

Crucial notices regarding safety, electrical shock, ESD, lead-free solder, and parts.

1-4. General Servicing Precautions

Essential precautions for performing service safely and correctly.

1-5. How to Read this Service Manual

Explanation of how to interpret icons and structure within the manual.

Chapter 2. Specification

2-1. Specification List

Detailed technical specifications for all models.

2-2. External Pictures

Visual representation of the TV from front, left, right, and back views.

Chapter 3. Disassemble and Assemble

3-1. L26F6 Disassembly

Step-by-step guide for disassembling the L26F6 model, covering stand, back cover, mainboard, and power supply.

3-2. L32F6 Disassembly

Step-by-step guide for disassembling the L32F6 model, covering stand, back cover, mainboard, and power supply.

3-3. L42F6 Disassembly

Step-by-step guide for disassembling the L42F6 model, covering stand, back cover, mainboard, and power supply.

Chapter 4. Location of Controls and Components

4-1. Board Identification

Identifies the main circuit boards (Main, LCD Panel, Power Supply) and their locations for each TV model.

4-2. Mainboard Details

Information on the mainboard's function and detailed connector definitions for various connectors.

4-3. Power Supply Board Information

Details on the power supply board, its function, and connector definitions for different models.

4-4. LCD Panel Details

Information on the LCD panel, including function and connector definitions for various models.

Chapter 5. Installation Instructions

5-1. Included Accessories

Lists the accessories included with the TV.

5-2. External Equipment Connections

Instructions on connecting external devices like antennas and other equipment.

Chapter 6. Operation Instructions

6-1. TV Overview

Overview of the TV's panel controls and rear terminal connections.

6-2. Remote Control Functions

Explanation of the remote control functions and button layout.

Chapter 7. Electrical Parts

7-1. Block Diagram

High-level diagram illustrating the main functional blocks and signal flow of the TV.

7-2. Circuit Diagrams

Detailed schematic diagrams showing the electronic circuits and component connections.

7-3. Wiring Connection Diagrams

Diagrams showing how internal cables are connected between different boards for specific models.

Chapter 8. Measurements and Adjustments

8-1. Service Mode Operations

Instructions on entering, exiting, and navigating the service mode menu.

8-2. Video and Audio Adjustments

Procedures for adjusting video parameters (color, contrast) and audio settings (bass, treble) in service mode.

Chapter 9. Trouble Shooting

9-1. Basic Troubleshooting Steps

Basic troubleshooting steps for common issues like no picture, no sound, or blank screen.

9-2. Power Supply Board Diagnostics

Diagnostic steps for identifying failures related to the power supply board.

9-3. Mainboard Failure Analysis

Diagnostic steps for identifying failures related to the mainboard.

9-4. Panel Failure Identification

Identification and causes of panel-related failures, including visual phenomena.

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