1 Applicable signals 5
2 Safety Precautions
6
2.1. General Guidelines
6
2.2. Touch-Current Check
6
3 Prevention of Electrostatic Discharge (ESD) to
Electrostatically Sensitive (ES) Devices
7
4 About lead free solder (PbF)
8
5 Service Hint
9
6 Plasma panel replacement method
10
6.1. Remove the rear cover
10
6.2. Remove the rear terminal cover
10
6.3. Remove the P-Board
10
6.4. Remove the Tuner unit
10
6.5. Remove the DG-Board
10
6.6. Remove the D-Board
11
6.7. Remove the SU-Board
11
6.8. Remove the SD-Board
11
6.9. Remove the SC-Board
11
6.10. Remove the SS-Board
12
6.11. Remove the stand brackets
12
6.12. Remove the C1-Board
12
6.13. Remove the C2-Board
12
6.14. Remove the speaker L, R
12
6.15. Remove the S-Board
13
6.16. Remove the K-Board
13
6.17. Remove the Plasma panel section from the Cabinet assy
(glass)
13
6.18. Replace the plasma panel (finished)
14
7 Caution statement
15
7.1. Caution statement.
15
8 Location of Lead Wiring
16
8.1. Lead of Wiring (1)
16
8.2. Lead of Wiring (2)
17
8.3. Lead of Wiring (3)
18
9 Self-check Function
19
9.1. Check of the IIC bus lines
19
9.2. Power LED Blinking timing chart
20
9.3. No Power
21
9.4. No Picture
22
9.5. Local screen failure
23
10 Service Mode
24
10.1. How to enter into Service Mode
24
10.2. Service tool mode
26
11 Adjustment Procedure
27
11.1. Driver Set-up
27
11.2. Initialization Pulse Adjust
28
11.3. P.C.B. (Printed Circuit Board) exchange
28
11.4. Adjustment Volume Location
29
11.5. Test Point Location
29
12 Adjustment
30
12.1. Sub-Contrast adjustment
30
12.2. PAL panel white balance adjustment
31
12.3. HD white balance adjustment
32
13 Hotel mode
33
14 Conductor Views
35
14.1. P-Board
35
14.2. DG-Board
38
14.3. D-Board
41
14.4. C1-Board
43
14.5. C2-Board
44
14.6. SC-Board
45
14.7. SU-Board
48
14.8. SD-Board
49
14.9. SS-Board
50
14.10. K, and S-Board
52
15 Schematic and Block Diagram
53
15.1. Schematic Diagram Note
53
15.2. Main Block Diagram
54
15.3. P-Board Block Diagram
55
15.4. P-Board (1 of 6) Schematic Diagram
56
15.5. P-Board (2 of 6) Schematic Diagram
57
15.6. P-Board (3 of 6) Schematic Diagram
58
15.7. P-Board (4 of 6) Schematic Diagram
59
15.8. P-Board (5 of 6) Schematic Diagram
60
15.9. P-Board (6 of 6) Schematic Diagram
61
15.10. DG-B oard (1 of 4) Block Diagram
62
15.11. DG-B oard (2 of 4) Block Diagram
63
15.12. DG-B oard (3 of 4) Block Diagram
64
15.13. DG-B oard (4 of 4) Block Diagram
65
15.14. DG-B oard (1 of 16) Schem atic Diagra m
66
15.15. DG-B oard (2 of 16) Schem atic Diagra m
67
15.16. DG-B oard (3 of 16) Schem atic Diagra m
68
15.17. DG-B oard (4 of 16) Schem atic Diagra m
69
15.18. DG-B oard (5 of 16) Schem atic Diagra m
70
15.19. DG-B oard (6 of 16) Schem atic Diagra m
71
15.20. DG-B oard (7 of 16) Schem atic Diagra m
72
Note:
·
· ·
· Design and Specifications are subject to change without notice. Weight and Dimensions shown are approximate.
CONTENTS
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TH-42PX7A / TH-42PV7AZ / TH-42PV7HS / TH-42PV7M / TH-42PV7MR
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