Read Panasonic TX-43P250 / TX-51P250 / TC-43P250 / TC-51P250 Service Manual online
24 W [2-way, 4-speakers; 12 W+12 W] (10% THD)
Video/Audio Terminals:
AV1, 2, 3, 4 IN Video
1 Vp-p 75
9
S-Video
Y: 1.0 Vp-p 75
9
C: 0.3Vp-p 75
9
Audio
Approx. 0.4V 47k
9
Monitor OUT
Video
1Vp-p 75
9
Audio
Approx. 0.4V 1k
9
Dimensions:
Type 51
Type 43
Height:
1385 mm
1260 mm
Width:
1095 mm
932 mm
1 Safety Precautions
4
1.1. General Guide Lines
4
1.2. Leakage Current Cold Check
4
1.3. Leakage Current Hot Check (See Fig.1)
4
1.4. X-Radiation
4
2 Chassis Board Layout
5
3 Disassembly for Service
6
3.1. Disassembly Flowchart
6
3.2. Ornament Panel
7
3.3. Cabinet (Top)
7
3.4. Speaker Grille
7
3.5. Speaker Ass
ｴ
y
7
3.6. Screen
8
3.7. Mirror
8
3.8. Rear Cover (Top)
8
3.9. Rear Cover (Bottom)
8
3.10. Disassembly For CRT Removal
9
4 Service Hints
10
4.1. Service position for Main chassis
10
4.2. Service Position for DG-Board
10
4.3. Service Position for M-Board
10
5 Self Check
11
6 Service Mode Function
12
6.1. How to enter SERVICE 1
12
6.2. How to enter SERVICE 2
12
6.3. Option Descrition
13
7 CRT Set Up
16
7.1. Dynamic Focus Adjustment
16
7.2. Electrical Focus Adjustment
16
7.3. Optical Lens Focus Adjustment
16
7.4. Centering Magnet Adjustment
17
7.5. Alignment magnet Adjustment
18
8 Deflection Adjustment
19
Depth:
500 mm
500 mm
Mass:
Type 51
Type 43
58 kg
54 kg
Accessories Supplied:
Remote Controller x 1
"R6" Battery x 2
75
9
coaxial aerial plug
Design and Specifications are subject to change without notice.
Mass and dimensions shown are approximate.
8.1. PAL 100Hz mode (100i)
19
8.2. PAL Progressive mode (50p)
20
8.3. NTSC Progressive mode (60p)
20
8.4. NTSC 120Hz mode (120i)
21
8.5. 525p Deflection Adjustment / Confirmation
22
8.6. 625p Deflection Adjustment / Confirmation
22
9 Adjustment Procedure
23
9.1. SECAM Black Level Adjustment
23
9.2. Cut off Adjustment
24
9.3. Sub Contrast / G-Limit Adjustment
25
9.4. Sub Picture Contrast Adjustment
25
9.5. NTSC Tint Adjustment
26
9.6. Sub Color Adjustment
26
9.7. Blue Focus / Gamma Adjustment
27
9.8. White Balance Adjustment
27
9.9. Sub Bright Adjustment
28
9.10. Blue Limit Adjustment
28
10 Convergence Adjustment
29
10.1. Convergence Adjutment Sheet
29
10.2. Convergence Adjustment Procedure
31
10.3. Coarse Convergence Adjustment mode
32
10.4. Fine Convergence Adjustment
38
11 Location of Lead Wiring
42
11.1. Location of Lead Wiring (1)
42
11.2. Location of Lead Wiring (2)
44
12 Conductor Views
47
12.1. A-Board
47
12.2. D-Board
50
12.3. DG-Board
53
12.4. H-Board
54
12.5. LB-Board and LR-Board
55
12.6. LG-Board and M-Board
56
12.7. P-Board
57
CONTENTS
Page
Page
2
TX-43P250 / TX-51P250 / TC-43P250 / TC-51P250
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