Dg-Board (1 Of 9) Schematic Diagram - Panasonic TH-50PV30E Service Manual

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15.31. DG-Board (1 of 9) Schematic Diagram

TO
PA-BOARD
(PA2)
DG2
A
TO
H-BOARD
(H1)
JS193
K1KB50A00127
0
DG1
JS192
0
9.0
1
SUB9V
30.0
2
30V
9.0
3
SUB9V
5.0
4
MAIN5V(SUB5V)
3.3
5
MAIN3.3V
5.0
6
B
SUB5V
3.3
7
MAIN3.3V
8
9.0
MAIN9V
0
9
GND
9.0
10
MAIN9V
3.3
JS030
11
SDA0
0
12
GND
JS021
0
13
SCL0
4.9
JS020
14
SDA1
0
15
GND
0
JS039
16
SCL1
17
0
AV3_C
0
18
GND
0
19
AV3_C_GND
3.9
20
JS031
MAIN-L
0
21
AV3_Y
0
22
GND
0
23
AV3_Y_GND
JS040
0
24
MAIN-R
0
25
AV3_V
26
0
GND
0
27
AV3_V_GND
JS015
0
28
MAIN_Y_VBS
0
29
GND
0
30
GND
0
JS017
31
C
AV2_QLINK
JS026
7.1
32
MAIN_C
0
JS028
33
AV4_QLINK
0
34
GND
JS037
4.4
35
QLINK_SEL
7.1
JS035
36
SUB_Y_VBS
0
JS018
37
AV_MUTE
0
38
GND
JS029
39
3.2
SOUND_DEF
0
JS016
40
SUB_C
0
41
GND
0
42
GND
4.3
JS019
43
AFT1
3.4
JS027
44
AV4_Y
0
45
GND
0
46
GND
0.2
JS038
47
AFT2
JS036
48
3.5
AV4_PB
0.2
49
GND
0
50
GND
R1000
47k
TO
D
H-BOARD
(H4)
K1KB50A00127
DG4
0
JS034
1
EC_FB
3.4
JS052
2
AV4_PR
0
3
GND
0
4
GND
JS025
1.2
5
EC_G
0
JS041
6
DVB_V
0
7
GND
0
8
GND
JS044
9
1.2
EC_B
0
JS013
10
DVB_L
0
11
GND
0
12
GND
JS014
1.2
13
EC_R
0
JS032
14
DVB_R
0
15
GND
0
16
GND
5.0
17
AV3_S
E
0
18
AV3_R
0
19
GND
0
20
GND
3.9
21
JPEG_Y
22
0
AV3_L
0
23
JPEG_YGND
0
24
GND
3.8
25
JPEG_C
4.0
JS182
26
AGC1
0
27
JPEG_CGND
0
28
GND
0
JS154
29
AGC2
5.0
30
STB5V
STB5V_A
31
0
0
32
0
33
0
34
0
35
0
36
0
37
0
38
JS226
0
39
40
0
JS227
0
41
JS228
0
42
F
0
43
0
44
0
45
0
46
DG-BOARD
0
47
0
48
TNPA3114AC (1/9)
0
49
0
50
TH-50PV30E
DG-Board (1 of 9)
1
JS186
0
C1004
C1002
C1009
16V
0.1u
16V 0.1u
16V
C1008
C1003
C1005
220u
16V
47u
4V
16V
+
+
+
SUB5V
SUB9V
MAIN3.3V
MAIN9V
AV3_C
AV3_CGND
AV3_Y
SUB5V
AV3_YGND
R1235
R1236
4.7k
4.7k
AV3_VGND
MAIN_YV
C1235
C1236
50V
50V
270p
270p
JS176
AV2_QLINK
MAIN_C
JS209
AV4_QLINK
QLINK_SEL
SUB_YV
AV_MUTE
MSP_DEF
SUB_C
AFC1
AV4_Y
AV4_PB
D1000
MA3X152K0L
SUBON
EC_FB
EC_GREEN
EC_BLUE
EC_RED
AV3_S
AV3_R
JPEG_Y
AV3_L
JPEG_YGND
JPEG_C
AGC1
JPEG_CGND
AGC2
SOS
JS229
JS230
JS232
TO
G-BOARD
(G7)
Schematic Diagram
2
C1006
C1000
C1094
0.1u
0.1u
16V 0.1u
16V
0.1u
16V
C1001
C1095
C1007
47u
6.3V
47u
47u
16V
4V
100u
+
+
+
R1068
4.7k
R1071
R1075
2.0
1k
10k
0
0
Q1007
2SD0601A0L
SDA1
SCL1
SUB5V
5.0
5.0
1
Vcc2
8
C1234
Vcc
R1237
50V
10k
3.8
3.3
0.01u
2
SCLOUT
7
SDAOUT
3.8
3.7
SDA0
3
SCLIN
6
SDAIN
0
5.1
4
GND
5
ACC
SCL0
IC1235
C1238
C1239
50V
50V
C0ZBZ0000800
100p
100p
5V<=> 3.3V
R1205
1%
75
DG7
3
TO
PA-BOARD
(PA6)
DG6
TO
D-BOARD
(D3)
DG3
R1213
R1215
1k
10k
R1005
10k
4.8
R1214
0
47
0
0
0.7
0
Q1026
Q1025
2SD0601A0L
2SD0601A0L
L1270
J0JCC0000241
MAIN9V
C1270
16V
0.1u
AV4_Y
100
R1279
AV4_PB
R1278
100
AV4_PR
R1276
100
MAIN_YV
100
R1270
MAIN_C
R1271
100
SUB_YV
R1272
100
SUB_C
R1273
100
D1311
MAZ31400ML
D1312
MAZ31400ML
L1353
R1212
J0JGC0000021
75
1%
L1354
C1201
J0JGC0000021
16V
1u
TO
G-BOARD
(G18)
4
R1224
0
C1274
16V
47u
4.4
C1275 16V
1
G/Y/CV-1_INPUT
1u
4.4
C1276
16V
2
B/U/SC-1_INPUT
1u
4.4
C1277 16V
3
R/V/SY-1_INPUT
1u
4.6
4
L1_INPUT
Y/SY/C
4.6
5
R1_INPUT
U/S
4.5
6
Y/CV-2_INPUT
V/S
4.5
7
U/SC-2_INPUT
4.5
8
V/SY-2_INPUT
4.7
9
L2_INPUT
4.6
10
R2_INPUT
Y/SY/C
9.0
11
VCC1
U/S
4.4
C1278
16V
12
Y/CV-3_INPUT
V/S
1u
4.4
C1279
16V
13
U/SC-3_INPUT
1u
4.5
14
V/SY-3_INPUT
4.6
15
L3_INPUT
4.6
16
R3_INPUT
R
4.5
C1280
16V
17
Y/CV-4_INPUT
L
1u
4.5
C1281
16V
18
U/SC-4_INPUT V/SY
1u
IC127
AN15851B
VIDEO S
SUB5VGK
DG18
TO
K-B
(K1
5
107

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