Panasonic TH-42PX20U-P Service Manual page 257

14.36. DG-Board (5 of 7) Schematic Diagram
51
52
53
54
55
56
57
58
59
60
R4643
RCF
10k
61
GCF
1%
BCF R4636
10k
62
D4503
MA3X70400L
AP_BLK
AP_HCLP
R4637
AP_RDV
R4638
AP_BDV
R4639
AP_OSDCNT R4640
63
M_YS
64
65
SUB_PB
SUB_PR1
SUB_Y
!
66
67
68
69
70
TH-42PX20U-P
DG-BOARD (5 of 7) Schematic Diagram
37
C4684
16V
0.1
R4642 R4645 R4647
33k 33k RGB AMP
33k
IC4512
C4663 C4665 C4666
6.3V AN15935A-VF
6.3V 6.3V
1 1
1
Rin
13 9v
1%
COF-R ROUT
14
Gin OUTPUT9v
15
R4644
10k
GOUT
16 COF-G
1%
BrightS/H
17 Bin
COF-B BOUT
18
R4652
19 BLK SPOTkiller
0
100
CLP OSD-Rin
20
10k
Drv-R OSD-Gin
1% 21
10k
Drv-B OSD-Bin
22
1%
10k
CONTRAST
23
1%
R4648 GND
R4650 R4651 24
33k
33k
33k
C4667 C4668
C4669
6.3V 6.3V
6.3V
1 1 1
C4695
Q4522
6.3V
R4677
C4805
16V 2SD1819A-TX 2.2k
R4653
0
220
C4678 C4696
6.3V
50V 22p
R4656 R4662 R4667
L4520
0 220
1% 5.6 330
Q4526
1%
2SB1218A-RTX
C4671 C4685
R4674
R4657
50V 50V
2.4k
680
47p 120p
1%
C4670
10V
1[ZF] C4693
Q4523
6.3V
C4807 R4678
2SD1819A-TX
16V R4654
2.2k
C4694
0 220
C4679
6.3V
50V 22p
R4658 R4663 L4521 R4668
0 220 5.6 330
1%
Q4527
1%
C4672 C4686 R4675 2SB1218A-RTX
R4659
50V 2.4k
50V
680
47p 120p 1%
C4682
10V
Q4524
R4681
C4809 33/10V
2.2k
16V R4655
2SD1819A-TX
0 220
6.3V
C4680
50V 5P[CC]
R4660 L4522 LC4523
R4664 R4679
0 4.7 0
240 220
Q4529
1%
2SB1218A-RTX
1%
R4661 C4673
C4691
680 50V 50V R4680
100p 750
33p 1%
DG-BOARD
TNPA2816AB
(5/7)
38
C4687 C4683
C4820
16V C4819
16V R4779
16V
0.1 16V
10
1K
0.1
47
R4780
1800
R4776 R4781
120 1K
Q4553
2SB1218A-RTX
R4782
R4777 1800
12
120
11
Q4554
10
2SB1218A-RTX
9
C4674
R4778
16V 0.1 R4673
120
8
0
Q4555
7
2SB1218A-RTX
6
M_OSD_R
C4675
5 16V 0.1
M_OSD_G
C4676
4 16V 0.1
M_OSD_B
C4677
3
16V 0.1
M_YS
R4669
YS 2
0
M_YM
R4670
YM 1
150
MAIN9V
R4689
0 AQ_UCLP
Q4533
C4700
R4690 C4701
10V
1 2SD10300TL 16V
10K
1[ZF] 47
R4685
R4692
1 33
33
Q4531
R4694
2SB1218A-RTX
470
R4682
0
AQ_VCLP
1
Q4530
1
2SD10300TL
R4683
33
R4686
470
AQ_YCLP
R4687
0
MAIN9V
Q4532
R4688
2SD10300TL
C4697
33
6.8
R4693
330
39
Q4556
2SD1819A-TX
C4821
6.3V
4R7[KB]
GC_B
R4788
2200
C4823
6.3V
Q4557
4R7[KB]
GC_R
2SD1819A-TX
R4789
2200
R4783
1K
C4825
6.3V
4R7[KB]
GC_G
R4784
Q4558
1800
2SD1819A-TX
R4790
2200
R4704
L4524
J0JGC0000021
5V 3.3V
5V
1 5
Vin Vo
C4706
C4702
16V
16V
2
GND 1
1
C4704
3 4
33/10V
Nr
C4707
10V ON/OFF
16V
IC4514
0.1
C0CBCBD00006
PQ1X331M2ZP
AVR 3.3V
J0JCC0000241
J0JCC0000241
AVR 2.5V
IC4513
PQ07VZ012ZP
PQ07VZ012ZP
IN SW OUT Vadj GND
L4525
10
1% C4708
C4703 10V
C4705
R4695
10V 1[ZF]
0.1
1.5k
33/10V
C4709
R4696
1.5k
1%
R4697
0
R4698
0
R4699
120
40
MAIN2.5V
L4528
J0JGC0000021
C4659
4V
56
R4715
470
470
MAIN2.5V
C4735
C4734
50V 50V
68p 33p
C4711 C4712
C4736 C4738
10V 4V
16V
1[ZF] 16V
220
0.1
0.1
C4715
C4714
4V
10V
220
1[ZF]
C4710
R4700
1
330 65
66
67
C4729
68
10V 1[ZF]
C4717
L4526 R4705
1[ZF] 69
10V 2.7K
R4702
R4701 1%
70
1.4k 1% 1K[F]
71
1%
C4730
L4527
72
10V 1[ZF]
73
74
R4711
470
75
1%
76
C4731
16V 0.1 77
AQ_UCLP
78
AQ_VCLP
79
AQ_YCLP
80
C4718
16V 0.1 81
R4706
82
33
1%
83
AD2.5V R4712
84
150 1%
C4724
85
0.1
16V
86
4V R4707
1%
100
87
33
88
C4719
0.1
16V
89
90
91
C4720
R4708
92
33 16V 0.1
1%
93
R4713
150 94
1%
C4725
0.1 95
16V
96
C4721
97
0.1
16V
98
1% 99
R4709
33
100
101
C4722
102
16V 0.1
103
R4710
1% 104
33
C4726
105
16V 0.1
106
1%
107
C4723
R4703 1% R4714
33 16V 150 108
0.1
109
110
C4727
111
0.1
16V C4732
112
16V 0.1
113
114
115
116
C4728
117
16V 0.1
118
119
C4733
120
16V 0.1
121
122
123
124
125
126
127
128
C4762 C4741 C4744 C4
C4755
16V 16V 16V
16V
0.1
0.1 0.1
0.1
MAIN2.5V
MAIN3.3V
41
98
A
A
V
V
A
A
A
A
A
U
V
Y
V
A
A
V
V
V
A
A
V
V
V
V
A
A
V
V
V
V
T
I
S
S
M
X
X
1
0.