Haier HL32K2, Service Manual, Page: 3 / 61

Service Manual
Model No.: HLC32K2
2
4-2-1. Function Description: ........................................................................... 14
4-2-2. Connector definition ............................................................................. 14
4-3. Power Supply Board ..............................................................16
4-3-1. Function description:............................................................................ 16
4-3-2. Connector definition: ............................................................................ 16
4-4. LCD Panel ...............................................................................16
4-4-1. Function Description: Display the signal..............................................17
4-4-2. Connector definition: ............................................................................ 17
Chapter 5. Installation Instructions......................18
5-1. External Equipment Connections .........................................18
Chapter 6. Operation Instructions ........................23
6-1. Front Panel Controls ..............................................................23
6-2. Back Panel Controls ..............................................................24
6-3. Setting Up Your Remote Control ..........................................25
Chapter 7. Electrical Parts.....................................26
7-1. Block Diagram ........................................................................26
7-2. Circuit Diagram.......................................................................27
7-3. Wiring Connection Diagram ..................................................44
Chapter 8. Measurements and Adjustments........45
8-1. Service Mode .........................................................................45
8-1-1.How to enter into Service Mode............................................................ 45
8-1-2.How to exit ............................................................................................ 45
8-2. Measurements and Adjustments ..........................................45
8-2-1. Version, S/N, Panel Resoution ............................................................ 45
8-2-2. Video .................................................................................................... 46
8-2-3. Audio .................................................................................................... 47
8-2-4. Channel ............................................................................................... 47
8-2-5. Gamma ................................................................................................ 48
8-2-6. Panel Index .......................................................................................... 48
8-2-7. Function ............................................................................................... 49
Chapter 9. Trouble shooting..................................52
9-1. Simple check ..........................................................................52
9-2. Power Supply Board Failure Check......................................53
9-3. Mainboard Failure Check ......................................................54