Read Panasonic TH-37PW4 / TH-37PWD4 Service Manual online
1
Safety Precautions
4
1.1.
General Guidelines
4
2
Prevention of Electro Static Discharge (ESD) to
Electrostatically Sensitive (ES) Devices
5
3
PCB Structure sheet of GP4D chassis
6
4
Service Hint
7
5
Location of Lead Wiring
8
6
Adjustment Procedure
9
6.1.
+B Set-up
9
6.2.
Driver Set-up
9
6.3.
Initialization Pulse Adjust
10
6.4.
P.C.B. (Printed Circuit Board) exchange
11
6.5.
Adjustment Volume Location
11
6.6.
Test Point Location
11
7
Serviceman mode
12
7.1.
CAT (computer Aided Test) mode
12
7.2.
IIC mode structure (following items value is sample data.)
14
8
Alignment
15
8.1.
NTSC panel white balance
15
8.2.
PAL/SECAM panel white balance
16
8.3.
Pedestal setting
18
8.4.
PC/RGB panel white balance
19
8.5.
HD/ 525i /525p panel white balance
21
8.6.
625i panel balance
23
8.7.
Sub brighness setting
24
9
Trouble shooting guide
26
9.1.
Self Check
26
9.2.
No Power (US model)
27
9.3.
No Power (Except US)
28
9.4.
No Picture
29
9.5.
Local screen failure
29
9.6.
D-Board
30
10 Option Setting
32
11 IC Block Diagram
35
12 Conductor Views
37
12.1. F-Board
37
12.2. P-Board (US model)
38
12.3. P1-Board (Except US)
41
12.4. P3, P5, P6, P7 and P8-Board (Except US)
44
12.5. HX-Board
46
12.6. HZ-Board (Option TY-37TM4Z)
47
12.7. J-Board
49
12.8. D-Board
51
12.9. C1, C2, C3 and C4-Board
54
12.10. SC-Board
56
12.11. SU and SD-Board
59
12.12. SS, SS2 and SS3-Board
61
12.13. H3, S1 and V1-Board
64
13 Block and Schematic Diagrams
65
13.1. Schematic Diagram Notes
65
13.2. Main Block (US model) Diagrams
66
13.3. Main (Except US) Block Diagram
67
13.4. Power (US model) Block Diagram
68
13.5. P-Board (US model) Schematic Diagrams
69
13.6. Power (Except US) Block Diagram
70
13.7. P1-Board (Except US) Schematic Diagrams
71
13.8. F and P3-Board (Except US) Schematic Diagram
72
13.9. P5, P6, P7 and P8-Board (Except US) Schematic diagram
73
13.10. HX and H Block Diagram
74
13.11. HX-Board Schematic Diagrams
75
13.12. H-Board (Option TY-42TM4H) Schematic Diagram
76
13.13. HZ Block Diagrams
77
13.14. HZ-Board (1/2) (Option TY-37TM4Z) Schematic Diagram
78
13.15. HZ-Board (2/2) (Option TY-37TM4Z) Schematic Diagram
79
13.16. J-Board Block Diagrams
80
13.17. J-Board (1/5) Schematic Diagrams
81
13.18. J-Board (2/5) Schematic Diagrams
82
13.19. J-Board (3/5) and H3-Board Schematic Diagrams
83
13.20. J-Board (4/5) Schematic Diagrams
84
13.21. J-Board (5/5) Schematic Diagrams
85
13.22. D-Block Diagrams
86
13.23. D-Board (1/14) Schematic Diagrams
87
13.24. D-Board (2/14) Schematic Diagrams
88
13.25. D-Board (3/14) Schematic Diagrams
89
13.26. D-Board (4/14) Schematic Diagrams
90
13.27. D-Board (5/14) Schematic Diagrams
91
13.28. D-Board (6/14) Schematic Diagrams
92
13.29. D-Board (7/14) Schematic Diagrams
93
13.30. D-Board (8/14) Schematic Diagrams
95
13.31. D-Board (9/14) Schematic Diagrams
96
13.32. D-Board (10/14) Schematic Diagrams
97
13.33. D-Board (11/14) Schematic Diagrams
98
13.34. D-Board (12/14) Schematic Diagrams
99
13.35. D-Board (13/14) Schematic Diagrams
100
13.36. D-Board (14/14) Schematic Diagrams
101
13.37. C1-Board Schematic Diagrams
102
CONTENTS
Page
Page
2
TH-37PW4 / TH-37PWD4
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