TX-PR37C10 - Panasonic Plasma Service Manual (repair manual). Page 2

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1 Safety Precautions -----------------------------------------------3

1.1. General Guidelines ----------------------------------------3
1.2. Touch-Current Check--------------------------------------3

2 Warning --------------------------------------------------------------4

2.1. Prevention of Electrostatic Discharge (ESD)

to Electrostatically Sensitive (ES) Devices ----------4

2.2. About lead free solder (PbF) ----------------------------5

3 Service Navigation------------------------------------------------6

3.1. Service Hint--------------------------------------------------6
3.2. Applicable signals------------------------------------------7

4 Specifications ------------------------------------------------------8
5 Service Mode -------------------------------------------------------9

5.1. How to enter into Service Mode ------------------------9
5.2. Service tool mode---------------------------------------- 11
5.3. Hotel mode------------------------------------------------- 12

6 Troubleshooting Guide---------------------------------------- 13

6.1. Check of the IIC bus lines------------------------------ 13
6.2. Power LED Blinking timing chart --------------------- 14
6.3. No Power--------------------------------------------------- 15
6.4. No Picture -------------------------------------------------- 16
6.5. Local screen failure-------------------------------------- 17

7 Disassembly and Assembly Instructions--------------- 18

7.1. Remove the Rear cover -------------------------------- 18
7.2. Remove the P-Board------------------------------------ 18
7.3. Remove the Side terminal cover and Rear

terminal cover --------------------------------------------- 18

7.4. Remove the Tuner unit --------------------------------- 18
7.5. Remove the A-Board------------------------------------ 19
7.6. Remove the Speakers ---------------------------------- 19
7.7. Remove the Control button unit ---------------------- 19
7.8. Remove the GK-Board --------------------------------- 19
7.9. Remove the SM-Board --------------------------------- 20

7.10. Remove the SC-Board---------------------------------- 20

7.11. Remove the SS2-Board -------------------------------- 20

7.12. Remove the SS-Board---------------------------------- 20
7.13. Remove the Hanger metals --------------------------- 21
7.14. Remove the C1-Board ---------------------------------- 21
7.15. Remove the C2-Board ---------------------------------- 21
7.16. Remove the Plasma panel section from the

Cabinet assy (glass)------------------------------------- 21

7.17. Remove the S-Board------------------------------------ 22
7.18. Remove the Front glass -------------------------------- 23
7.19. Remove the K-Board------------------------------------ 23
7.20. Replace the plasma panel ----------------------------- 23

8 Measurements and Adjustments -------------------------- 24

8.1. Adjustment Procedure ---------------------------------- 24
8.2. Adjustment------------------------------------------------- 27

9 Block Diagram --------------------------------------------------- 31

9.1. Main Block Diagram ------------------------------------- 31
9.2. Block (1/3) Diagram ------------------------------------- 32
9.3. Block (2/3) Diagram ------------------------------------- 33
9.4. Block (3/3) Diagram ------------------------------------- 34

10 Wiring Connection Diagram --------------------------------- 35

10.1. Caution statement.--------------------------------------- 35
10.2. Wiring (1) --------------------------------------------------- 35
10.3. Wiring (2) --------------------------------------------------- 36
10.4. Wiring (3) --------------------------------------------------- 37

11 Schematic Diagram--------------------------------------------- 39

11.1. Schematic Diagram Note ------------------------------ 39
11.2. P-Board (1/4) Schematic Diagram ------------------ 40
11.3. P-Board (2/4) Schematic Diagram ------------------ 41
11.4. P-Board (3/4) Schematic Diagram ------------------ 42
11.5. P-Board (4/4) Schematic Diagram ------------------ 43
11.6. GK, K and S-Board Schematic Diagram----------- 44
11.7. A-Board (1/21) Schematic Diagram----------------- 45
11.8. A-Board (2/21) Schematic Diagram----------------- 46
11.9. A-Board (3/21) Schematic Diagram----------------- 47

11.10. A-Board (4/21) Schematic Diagram----------------- 48

11.11. A-Board (5/21) Schematic Diagram----------------- 49

11.12. A-Board (6/21) Schematic Diagram----------------- 50
11.13. A-Board (7/21) Schematic Diagram----------------- 51
11.14. A-Board (8/21) Schematic Diagram----------------- 52
11.15. A-Board (9/21) Schematic Diagram----------------- 53
11.16. A-Board (10/21) Schematic Diagram --------------- 54
11.17. A-Board (11/21) Schematic Diagram --------------- 55
11.18. A-Board (12/21) Schematic Diagram --------------- 56
11.19. A-Board (13/21) Schematic Diagram --------------- 57
11.20. A-Board (14/21) Schematic Diagram --------------- 58
11.21. A-Board (15/21) Schematic Diagram --------------- 59
11.22. A-Board (16/21) Schematic Diagram --------------- 60
11.23. A-Board (17/21) Schematic Diagram --------------- 61
11.24. A-Board (18/21) Schematic Diagram --------------- 62
11.25. A-Board (19/21) Schematic Diagram --------------- 63
11.26. A-Board (20/21) Schematic Diagram --------------- 64
11.27. A-Board (21/21) Schematic Diagram --------------- 65
11.28. C1-Board (1/2) Schematic Diagram ---------------- 66
11.29. C1-Board (2/2) Schematic Diagram ---------------- 67
11.30. C2-Board (1/2) Schematic Diagram ---------------- 68
11.31. C2-Board (2/2) Schematic Diagram ---------------- 69
11.32. SC-Board (1/3) Schematic Diagram ---------------- 70
11.33. SC-Board (2/3) Schematic Diagram ---------------- 71
11.34. SC-Board (3/3) Schematic Diagram ---------------- 72
11.35. SS-Board (1/2) Schematic Diagram ---------------- 73
11.36. SS-Board (2/2) and SS2-Board Schematic

Diagram ---------------------------------------------------- 74

12 Printed Circuit Board------------------------------------------ 75

12.1. P-Board ---------------------------------------------------- 75
12.2. GK, K, S and SS2-Board ------------------------------ 78
12.3. A-Board ---------------------------------------------------- 79
12.4. C1-Board--------------------------------------------------- 82
12.5. C2-Board--------------------------------------------------- 83
12.6. SC-Board -------------------------------------------------- 84
12.7. SS-Board -------------------------------------------------- 87

13 Exploded View and Replacement Parts List----------- 89

13.1. Exploded View and Mechanical Replacement

Parts List --------------------------------------------------- 89

13.2. Electrical Replacement Parts List ------------------- 96