Daewoo DT-4220NH Service Manual download pdf (Page 2)

Contents

I. Parts with the exception of MODULE

1. Safety Precautions 2

2. Product Specification 3

2-1. SPECIFICATION 3

2-2. Available Input Signal 5

2-3. Remote Control Setup Code 6

3. BLOCK DIAGRAM 14

4. Description Of A/V and power 15

4-1. Block Diagram of main IC and TP 15

4-2. Overview 16

4-3. POWER PCB 24

4-4. Interface with PDP module 26

5. SERVICE MODE 27

5-1. Checking initial menu data 27

5-2. Entering SERVICE MODE 28

5-3. Description Of SERVICE MODE Items 30

6. Adjusting Method 33

6-1. Adjusting WHITE BALANCE 33

6-2. Adjusting POWER PCB 34

7. SOFTWARE UPGRADE Method 36

8. Main PCB Trouble Diagnosis 39

8-1. MAIN & SUB PCB Trouble Diagnosis 39

8-2. POWER PCB Trouble Diagnosis 46

9. TROUBLE DIAGNOSIS 47

9-1. Facts You Must Know When Diagnosing And Repairing 47

9-2. Typical Symptoms of PCB problem or bad Connection 47

9-3. Trouble Diagnosis and Repairing Method for Representative Symptoms 48

10. ASSEMBLY LIST 53

11. STRUCTURE OF PDP SET 54

12. EXPLODED VIEW 59

II. Parts of MODULE

1. Confirmation Manual

2. Repair Manual

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Daewoo DT-4220NH Service Manual Page 2