Ld-Board Schematic Diagram - Panasonic TH-L55WT50M Service Manual

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12.19. LD-Board Schematic Diagram

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LD-BOARD
A
L9514
L9517
G1C330MA0490
G1C330MA0490
L9516
C9586
G1C330MA0490
80V
56u
R9626
68
B
R9605
68
D9530
DB2J41100L
R9618
C9579
15
25V
4.7u
C9578
16V
C9577
0.027u
10V
4.7u
18
17
16
15
14
13
12
11
10
IC9502
C0ZBZ0001828
R9616
LED POWER
680k
C
R9623
C9581
680k
1
2
3
4
5
6
7
8
9
50V
1000p
C9594
R9615
16V
330k
1u
R9614
C9576
300k
25V
1u
D9531
D9528
B0BC6R2A0337
B0BC6R2A0337
L9500
L9503
G1C330MA0490
G1C330MA0490
L9502
C9549
G1C330MA0490
80V
D9524
56u
DB2J41100L
D
R9601
68
R9557
68
D9525
DB2J41100L
R9588
C9535
15
25V
4.7u
C9530
16V
C9529
0.027u
10V
4.7u
18
17
16
15
14
13
12
11
10
IC9501
C0ZBZ0001828
R9578
E
LED POWER
680k
R9594
680k
1
2
3
4
5
6
7
8
9
C9531
R9577
C9528
330k
16V
25V
1u
R9576
1u
300k
D9526
D9522
B0BC6R2A0337
B0BC6R2A0337
K1KY10BA0319
TO
P-BOARD
LD4
(P4)
TP9581
1
VLED
TP9582
2
VLED
3
NC
4
GND
TP9520
TP9521
5
16V
6
GND
F
TP9519
7
3D_on/off_signal
8
GND
TP9522
9
BL_ON
TP9523
10
BL_SOS
TP9524
TP9525
1
2
TO
LCD PANEL
TP9572
TP9571
LED-K16
TP9570
TP9569
LED-K15
SUFFIX JW
TP9568
TP9567
LED-K14
TP9566
TP9565
R9705
R9712
LED-K13
0
0
TP9564
TP9563
LED-K12
TP9562
TP9561
LED-K11
TP9560
TP9559
LED-K10
TP9558
TP9557
LED-K9
C9580
L9515
630V
0
470p
=
TP9579
D9527
B0FCAM000001
C9573
C9591
TP9586
160V
D9529
160V
27u
DB2J41100L
27u
Q9526
R9604
R9613
R9632
B1CFRM000024
TP9585
470k
10k
47
D
D
Q9525
R9600
R9631
G
G
130k
B1CFRM000024
C9588
47
S
S
250V
0.1u
R9599
130k
TP9580
R9606
R9627
47k
47k
R9628
0.2
R9598
10k
R9619
R9620
R9621
R9622
R9607
0.2
0.2
0.2
0.2
30k
C9582
50V
3300p
C9585
10V
0.047u
D9532
DZ2J039M0L
R9625
100
C9539
630V
L9501
470p
0
=
D9517
TP9573
B0FCAM000001
C9522
C9590
160V
160V
27u
27u
Q9524
R9556
R9575
470k
R9630
B1CFRM000024
10k
TP9587
TP9588
47
D
D
R9555
130k
G
R9629
G
S
C9572
Q9517
47
S
R9554
250V
B1CFRM000024
130k
0.1u
R9558
R9602
TP9578
47k
47k
R9553
10k
R9590
R9591
R9592
R9593
R9603
R9569
0.2
0.2
0.2
0.2
0.2
30k
C9541
50V
3300p
C9548
10V
0.047u
D9523
DZ2J039M0L
R9597
100
C9540
50V
1000p
3
4
K1KY16BA0394
K1KY20BA0394
TO
LD1
LD2
LCD PANEL
1
1
TP9517
TP9518
TP9556
2
2
TP9555
3
3
LED-K8
TP9583
TP9584
4
TP9554
4
5
TP9553
5
LED-K9
LED-K7
6
TP9552
6
Q9509
TP9551
7
7
B1CFRL000021
LED-K6
8
TP9550
8
TP9549
9
9
TP9509
LED-K5
TP9548
10
10
11
TP9547
11
R9516
LED-K4
3.3
12
TP9546
12
TP9545
13
13
LED-K3
14
14
TP9544
15
TP9543
15
LED-K10
LED-K2
16
TP9542
16
Q9510
TP9541
17
B1CFRL000021
LED-K1
18
19
TP9510
20
R9518
3.3
L9518
J0JHC0000075
LED-K11
C9587
250V
Q9511
R9612
0.1u
200k
B1CFRL000021
TP9511
R9611
200k
R9520
3.3
R9610
200k
R9633
120k
LED-K12
Q9527
C9584
R9609
50V
B1ABCE000015
R9635
Q9512
12k
2200p
B1CFRL000021
10k
TP9512
R9634
47k
R9522
3.3
LED-K13
Q9513
B1CFRL000021
TP9513
R9524
3.3
LED-K14
Q9514
B1CFRL000021
TP9514
R9526
3.3
LED-K15
Q9515
B1CFRL000021
TP9515
R9528
3.3
LED-K16
L9513
J0JHC0000075
Q9516
B1CFRL000021
C9571
250V
0.1u
R9574
TP9516
200k
1%
R9530
3.3
R9573
200k
1%
R9572
200k
1%
R9580
Q9528
120k
C9545
1%
B1ABCE000015
R9571
50V
R9582
12k
2200p
1%
10k
TO
R9581
LCD PANEL
47k
5
6
63
R9517
1M
D9509
DZ2J360M0L
R9519
1M
D9510
DZ2J360M0L
R9521
1M
D9511
DZ2J360M0L
R9523
1M
D9512
DZ2J360M0L
R9525
1M
D9513
DZ2J360M0L
R9527
1M
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
D9514
41
20
DZ2J360M0L
42
19
43
18
GND3
G5
44
D11
S6
17
S13
G11
D6
GND1
45
16
R9529
NC
G6
D13
S4
1M
46
15
G13
D4
47
14
S14
G4
48
13
D14
IC9500
S3
49
12
G14
D3
50
11
C1ZBZ0004571
S15
G3
D9515
51
10
DZ2J360M0L
D15
S2
LED DRIVER
52
9
G15
D2
53
8
S16
G2
54
7
D16
STB
NC
S1
55
6
R9531
G16
AGND
SDO
D1
1M
56
5
NC
DVDD
GND4
G1
57
4
R9548
58
3
R9549
1
4.7k
59
2
60
1
D9516
61
62
63
64 65 66 67 68 69 70 71 72 73 74 75 76 77 78
79
80
C9500
C9501
DZ2J360M0L
R9550
50V
10V
10k
2.2u
4.7u
C9520
10V
2.2u
K1MN20BA0231
LD3
TP9533
PWMRST8
1
TP9532
VJ9500
PWMRST7
2
TP9531
VJ9501
PWMRST6
3
TP9530
VJ9502
PWMRST5
4
TP9529
VJ9503
PWMRST4
5
TP9528
VJ9504
PWMRST3
6
TP9527
VJ9505
PWMRST2
7
TP9526
VJ9506
PWMRST1
8
VJ9507
GND
9
TP9534
PWMCLK
10
R9551
VJ9508
47k
GND
11
TP9535
SEL
12
VJ9509
GND
13
TP9536
SDI
14
VJ9510
GND
15
TP9537
SCK
16
VJ9511
GND
17
TP9538
LOAD
18
VJ9512
GND
19
TP9539
DVDD
20
VJ9513
7
LED-K8
R9515
1M
Q9508
B1CFRL000021
TP9508
D9508
R9514
DZ2J360M0L
3.3
LED-K7
R9513
1M
Q9507
B1CFRL000021
TP9507
D9507
R9512
DZ2J360M0L
3.3
LED-K6
R9511
1M
Q9506
B1CFRL000021
TP9506
R9510
D9506
3.3
DZ2J360M0L
LED-K5
R9509
1M
Q9505
B1CFRL000021
TP9505
R9508
D9505
DZ2J360M0L
3.3
LED-K4
R9507
1M
Q9504
B1CFRL000021
TP9504
D9504
R9506
DZ2J360M0L
3.3
TP9540
LED-K3
R9505
1M
Q9503
B1CFRL000021
TP9503
R9504
D9503
3.3
DZ2J360M0L
LED-K2
R9503
1M
Q9502
B1CFRL000021
TP9502
R9502
3.3
D9502
DZ2J360M0L
LED-K1
R9501
1M
Q9501
B1CFRL000021
TP9501
D9501
R9500
DZ2J360M0L
3.3
8
9

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