Dg-Board (2 Of 13) Schematic Diagram - Panasonic TH-42PV500E Service Manual

14.27. DG-Board (2 of 13) Schematic Diagram

1
2
MAIN9V
L1170
J0JHC0000078
R1171
2.2k
R1173
0
R1172
0
Q1170
2SA207700L
R1170
100
3
4
AA
TH-37/42PV500E/B
DG-Board (2 of 13) Schematic Diagram
9
8
DG-BOARD (2/13)
TNPA3519 (PV500E)
TNPA3519AC (PV500B)
STB5V
C1150 C1152
R1152 STB3.3V
25V 16V
4.7k
33u
0.1u
R1153
Q1150
47k
C1153
B1ABCF000138
50V
220p
R1150
100
Q1151
R1157
B1ABCF000138 22k
R1151
2.2M
R1155
100 R1158
100k
C1171
C1172
16V 16V
R1177 R1180 R1188
47u 0.1u
47k 0 470
Q1172
NP
B1ABCF000138
R1175
C1170
16V 3.9k
10u
R1185
100
R1186
R1187
330 0
R1178
22k
R1189
10k
C1174 C1175
16V 50V
0.1u 150p
AB AC AD AE AF
10 11
R1164
27k
R1168 C1141 MAIN3.3V
R1160
R1159 R1162 0
50V
220k 0
100k
0.01u
C1154 IC1105
1 5
50V Q1153
220p
B1ABCF000138 C0JBAS000160 C1155
16V
2
0.1u
Q LINK SW
Q1152
3 4
B1ABCF000138
1 IN/OUT1
Vcc 14
CLKOD1
VDD
R1161
ENBID
220
2 OUT/IN1 13
R1322
CONT1
0
OUT/IN2
3 12
CONT4
4 IN/OUT2 11
IN/OUT4
TP1021
5 CONT2 10
OUT/IN4
6 CONT3 9
1
OUT/IN3 A0
7 8
GND 2
IN/OUT3 A1
3
A2
R1165
820
Q1154
4
GND
B1ABCF000138
R1166 R1246
2.2k
1k
TO
AG AH AI AJ
DG-BOARD
(9/13)
12
121
TH-42PV500E / TH-42PV500B / TH-37PV500E / TH-37PV500B
IC1117
C0JBAZ001769
INVERTER
TP1029 C1198
16V
0.1u
R1149
22
IC1108
RST C0EBE0000436
TP1026 RESET
R1340 R1342
0 5.6k
C1197
R1327
C1193 16V
0
16V
0.1u
0.1u
R1334
47k
8
Vcc
TP1023
7
WP
TP1025
6
SCL
R1330
TP1024
100
5 Q1178
SDA
UNR521100L
R1331 R1341
0
100
AS_M2_WP
AK AL AM AN AO AP
TH-37/42PV500E/B
DG-Board (2 of 13) Schematic Diagram
13 14
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
AQ AR AS AT AU AV AW AX
15