Panasonic TH-42PX20U-P Service Manual page 255

14.35. DG-Board (4 of 7) Schematic Diagram
31
32
33
34
35
36
37
38
39
40
41
42
43
44
DG-BOARD
!
TNPA2816AB
(4/7)
45
46
47
48
49
TH-42PX20U-P
DG-BOARD (4 of 7) Schematic Diagram
28
IC4506
RESET
PST9128NR
R4551
0
3.3V
1 5
VDD
C4559
16V
2
0.1
R4553
1k
3 4
RST
2.5V for A/D
IC4505
PQ07VZ012ZP
PQ07VZ012ZP
IN SW OUT Vadj GND
L4509
10
R4547
C4550 1.5k
C4549 C4561 C4564
10V 16V 16V
4V
5V 1%
33/10V 0.1
1 100
R4550
1.37k
1%
R4549
0
AVR 3.3V
L4510
J0JGC0000021
5V 3.3V
1 5
Vin Vo
C4552 C4560
C4563
C4551 16V
4V
16V
6.3V
1 2 100
GND 1
6.8
3 4
Nr
C4562
ON/OFF
16V
IC4507 0.1
R4548
PQ1X331M2ZP
0
R4552
120
AB_UCLP
AB_VCLP
AB_YCLP
SDA1
SCL1
29
65
C4572
66
16V 0.1
67
C4573
AVSAD11
68
16V 0.1
AVDAD11
69
1%
VRH1
70 NRST
R4559 C4565
NC AVSAD12
33 71
16V 0.1
AVDAD12
VIN1
72
R4563
R4554
1%
VRL1
73
33 150
1%
NC
74
C4566
NC
75
16V 0.1
C4574
AVSAD22
76
0.1
16V
AVDAD22
77
AVSAD21
78
AVDAD21
79
C4575
R4560
NC
80
16V 33
0.1
1%
VRH2
81
C4567
NC
16V 82
0.1
VIN2
83
R4564 1%
R4561 NC
84
33 150
1%
VRL2
85
C4568
NC
86
16V 0.1
NC
87
C4576
AVSAD32
88
16V 0.1
AVDAD32
89
AVSAD31
90
AVDAD31
91
R4555 NC
92
33
1%
VRH3
93
C4570
NC
16V 94
0.1
VIN3
95
R4562
R4556
NC
96
33 150 1%
1%
VRL3
97
C4569
NC
16V 0.1 98
NC
99
AVDCLP
100
C4577
AVSCLP
101
16V 0.1
UCLP
102
VCLP
103
YCLP
104
VSS
105
VDDI_2.5
106
VDDE_3.3
107
MST
108
SMCK
109
C4578
VPD
110
0.1
16V
XTST
111
C4579
VPIN1
112
16V 0.1
HPIN1
113
SCS
114
XSM
115
R4557 56
SDA
116
R4558 56
SCL
117
C4571
VSS
118
16V 0.1
VDDE_3.3
119
AX_FO9
FO9
120
AX_FO8
FO8
121
AX_FO7
FO7
122
AX_FI9
FIN9
123 FIN5
AX_FI8
FO6
FIN8
124
AX_FI7
FIN7
125
AX_FI6
FIN6
126
AX_FI5
127
AX_FO6
128
C4581
C4582
16V
16V
0.1
0.1
5V
C4580 C4583
6.3V 16V
1
6.8
IC4509
PQ1X251M2ZP
AVR 2.5V
30
Global_tvsiginal_processing_CoreLSI
GC2M+
ver.2_for_Main_processor
IC4501
MB87J8641PFF-G-BND
C4597
16V
0.1
C4596
16V
0.1
2.5V
1 5
Vin Vo
C4587 C4588
16V
2 4V
GND
1 100
3 4
Nr
ON/OFF
C4586
16V
R4571
0.1
12k
R4573
PQ1X251M2ZP
10K
R4574
10K
31
For Burs
PL
Mac
C4602
16V
0.1
R45
1
C46
C460
C4601
10
16V
1[ZF]
0.1
C46
5
3
32
97