Haier HL37XLE2 HL37XLE2a Chassis ZORAN745 Service Manual


To see what contain, please read table of contents:

Chapter 1. General Information
1-1. Document Information
1-2. General Guidelines
1-3. Important Notice
1-3-1. Follow the regulations and warnings
1-3-2. Be careful to the electrical shock
1-3-3. Electro static discharge (ESD)
1-3-4. About lead free solder (PbF)
1-3-5. Use the genewing parts (specifi ed parts)
1-3-6. Safety check after repairment
1-3-7. Ordering Spare Parts
1-3-8. Photo used in this manual
1-4. How to Read this Service Manual
1-4-1. Using icons:

Chapter 2. Specification
2-1. Specifi cation list
2-2. External pictures (four faces)

Chapter 3. Disassemble and Assemble
3-1. Remove the Stand
3-2. Remove the Back Cover
3-3. Remove the Adhesive Tape
3-4. Remove the Mainboard
3-5. Remove the Power Supply Modules
3-6. Remove the Terminal Bracket
3-7. Remove the Remote Control Board
3-8. Remove the Speaker
3-9. Remove the Stand Backstop
3-10. Remove the Indicator Light

Chapter 4. Location of Controls and Components
4-1. Board Location
4-2. Main Board & AV Board
4-2-1. Function Description:
4-2-2. Connector defi nition
4-3. Power Supply Board
4-3-1. Function description:
4-3-2. Connector defi nition:
4-4. LCD Panel
4-4-1. Function Description: Display the signal
4-4-2. Connector defi nition:

Chapter 5. Installation Instructions
5-1. External Equipment Connections

Chapter 6. Operation Instructions
6-1. Front Panel Controls
6-2. Back Panel Controls
6-3. Setting Up Your Remote Control

Chapter 7. Electrical Parts
7-1. Block Diagram
7-2. Circuit Diagram
7-2. Circuit Diagram

8-1. Service Mode
8-1-1.How to enter into Service Mode
8-1-2.How to exit

8-2. Measurements and Adjustments
8-2-1. Software Upgrade
(See picture on the next page.)
8-2-2. Auto Color
8-2-3. white Balance/Color Temp
8-2-4. Picture Mode
8-2-5. Audio Mode
8-2-6. SSPLL Setting
8-2-6. Aging Mode
8-2-7. Reset to default
8-2-8. Reset all settings to default

Chapter 9. Trouble shooting
9-1. Simple check
9-2. Mainboard Failure Check
9-3. Pannel Failure