Dg-Board (7 Of 13) Schematic Diagram - Panasonic TH-42PV500E Service Manual

TH-42PV500E / TH-42PV500B / TH-37PV500E / TH-37PV500B

14.32. DG-Board (7 of 13) Schematic Diagram

91
92
93
94
95
MAIN3.3V
96
L4751
97
J0JCC0000241
98
C4855
16V
0.1u
R4952
33
R4756
33
99
DG-BOARD (7/13)
TNPA3519 (PV500E)
TNPA3519AC (PV500B)
TH-37/42PV500E/B
DG-Board (7 of 13) Schematic Diagram
47
3.3V
C4856 C4858
16V
4V R4760
0.1u 220u
10k
1 16
CLKC PD/OE R4763
10k
R4758 95.5MHz
33
2 VDD S2 15
C4863 C4867
16V 50V
0.1u 100p
3 14
AGND AVDD
C4868 C4864
16V
50V
4.7u
100p
4 XTALIN 13
S1
C4859
X4002
50V 15p H0J270500087
R4766
5 12
XTALOUT S0 0
R4769 R4768
C4861
50V 15p 150
6 11
XBUF GND
27MHz
7 CLKD 81MHz 10
CLKA
74.25MHz
8 CLKE 81MHz 9
108MHz CLKB
R4759 R4762
R4757 33
51
33
IC4051
C1ZBZ0002790
CLOCK GENE.
IC4024
C0DBZFG00055
AVR 1.2V
MAIN2.5V
MAIN1.2V
L4862 C4899
C4898
J0JHC0000078
50V 6.3V C4901
16V
0.01u 1u
10u
C4902
50V
0.01u
48 49
0
IC4042
C0DBEJG00001
AVR 2.5V
C4929 C4926
16V 16V
10u 0.1u
R4948 R4949
30k 30k
C4924 C4922
16V
0.1u
MAIN2.5V
MAIN9V
1
C4925
16V
FL4016
47u
J0HABH000012
JTAG_TRST
JTAG_TMS
JTAG_TCK
JTAG_TDI
TDO_BA_JTAG
FOR
FACTORY
USE
R4884 R4888
0 0
JTAG
DG35
1
TDI
R4887
2
0
TMS
3
TCK
4
TDO
50 51
126
ODU_ON/OFF
30
0
29
0
SUB9V SUB9V2
ODU +B
0 28
ODU +B
27
0
JS4901
ERJ3GEY0R00V
26
0
BT30V
25
24
MAIN3.3V 0
FL4017
J0HABH000012 MAIN3.3V(1.55A/1.847A)
23
3.3
G
MAIN3.3V(1.55A/1.847A)
1 G 3 3.3 22
C4939 2
4V
21
220u 0
3.3 20 (SUB3.3V)
6.3V
47u
0 19
SUB9V FL4020
TP4087
J0HABH000012 SUB9V1(1A/0.766A)
18
9.0
G
SUB9V1(1A/0.766A)
1 G 3 9.0 17
TP4080
2
0 16
G
MAIN9V(0.1A/NC)
G 3 15
9.0
2
0 14
MAIN2.5V (0.98A/NC)
2.5 13
MAIN2.5V (0.98A/NC)
SUB5V TP4074
FL4023 12
2.5
J0HABH000012
G 0 11
1 G 3
2 0 10
SUB5V(0.63A)
9
5.0
MAIN5V FL4022 TP4084
J0HABH000012
0 8
G
MAIN5V(0.37A/0.46A)
1 G 3 5.0 7
TP4088
2
6
STB5V 0
FL4021
J0HABH000012
STB_5V
5.0 5
G
1 G 3 0 4
2
TVON
TUNER_MAIN_ON 3
3.3
SOS SOS
0 2
AC_ON/OFF
1
2.6
Q4900
DG20
B1ABCF000138
R4943
1k
TO
PA-BOARD
(PA20)
TH-37/42PV500E/B
DG-Board (7 of 13) Schematic Diagram
52 53 54