Read Panasonic TH-50PHD3 / TH-50PHW3 Service Manual online
1 Plasma Display Technology
4
1.1.
Plasma display panel
4
1.2.
Plasma display panel structure
4
1.3.
Rear Glass Structure
4
1.4.
Front Glass Structure
4
1.5.
Pixel Structure
5
1.6.
Sub Field Drive system
5
1.7.
Initialization
5
1.8.
Write
5
1.9.
Wall Voltage
6
1.10. Sustain Step 1
6
1.11. Sustain Step 2
6
1.12. Sustain Step 3
6
1.13. Sustain Step 4
7
1.14. Sustain Step 5
7
1.15. Repeat Step 1 to Step 5
7
1.16. Sub-Field drive
7
1.17. Dual Scan
8
1.18. Plasma AI (Adaptive brightness Intensifier)
8
1.19. Real Black drive
8
2 Service Hint
9
3 Adjustment Procedure
10
3.1.
+B Set-up
10
3.2.
Driver Set-up
10
3.3.
Adjustment Volume Location
11
3.4.
Test Point Location
11
3.5.
Initialization Pulse Adjust
12
4 Alignment Setting
13
4.1.
How to access Alignment
13
4.2.
Exit
13
4.3.
IIC menu structure
14
5 Alignment
16
5.1.
DG contrast
16
5.2.
DVCO adjust
16
5.3.
NTSC panel white balance
17
5.4.
PAL/SECAM panel white balance
18
5.5.
Pedestal setting
20
5.6.
PC/RGB panel white balance
21
5.7.
HD/ 525i /525p panel white balance
23
5.8.
625i panel balance
25
5.9.
Sub brighness setting
26
5.10. Pos./Size setting
28
5.11. Panel APL/ABL
28
5.12. SG Hold
28
5.13. Aging
28
5.14. LSI 33 Adjust
28
5.15. CAT (Computer Aided Test) mode
28
6 Self Check
29
6.1.
Display Indication
29
7 Trouble shooting guide
30
7.1.
No Power
30
7.2.
No Picture
31
7.3.
Local screen failure
31
8 P.C.B. (Printed Circuit Board) exchange
32
8.1.
Caution
32
8.2.
Quick adjustment after P.C.B. exchange
32
9 Location of Lead Wiring
33
10 Basic Circuit Explanation
34
10.1. Power Supply Circuit
34
10.2. Energy Recovery Drive Pulse Output
35
11 IC Block Diagram
36
12 Conductor Views
39
12.1. F-Board
39
12.2. P1-Board
40
12.3. P4-Board
43
12.4. P3, P5, P6, P7, P8, P9 and T11-Board
45
12.5. H, H3, S1 and V1-Board
47
12.6. DG-Board
50
12.7. D-Board
52
12.8. C1-Board
55
12.9. C2-Board
56
12.10. C3-Board
57
12.11. C4-Board
58
12.12. C5-Board
59
12.13. C6-Board
60
12.14. C7-Board
61
12.15. C8-Board
62
12.16. SC-Board
63
12.17. SD-Board
66
12.18. SU-Board
67
12.19. SS, SS2 and SS3-Board
68
13 Block and Schematic Diagrams
71
13.1. Schematic Diagram Notes
71
13.2. Main Block Diagram
72
13.3. Power (F, P1, P3, P4, P5, P6, P7, P8 and P9 Board)
Block Diagram
73
13.4. P1-Board (1/2) Schematic Diagram
74
13.5. P1-Board (2/2) Schematic Diagram
75
13.6. P3 and P4-Board Schematic Diagram
76
13.7. P5, P6, P7 and P8-Board Schematic Diagram
77
13.8. P9 and F-Board Schematic Diagram
78
13.9. H-Board Block Diagram
79
CONTENTS
Page
Page
2
TH-50PHD3 / TH-50PHW3
Click on the first or last page to see other TH-50PHD3 / TH-50PHW3 service manuals if exist.