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TO
PA-BOARD
(PA2)
A
C1004
16V
0.1u
+
C1005
16V
47u
B
TO
H-BOARD
DG1
(H1)
B1
JS192
30V
JS195
0
A1
SUB5V
B2
0
MAIN9V
A2
SUB5V
B3
MAIN9V
A3
SUB9V
B4
MAIN3.3V
POWER
A4
SUB9V
B5
MAIN3.3V
A5
GND
B6
GND
A6
C
GND
B7
GND
A7
SDA1
IIC
B8
SDA0
A8
SCL1
B9
SCL0
A9
GND
B10
GND
A10
GND
B11
GND
A11
MAIN-L
Audio Out
B12
MAIN-R
A12
A_GND
MainVideo
B13
MAIN_Y/VBS
A13
A_GND
B14
MAIN_C
A14
A_GND
SubVideo
B15
SUB_Y/VBS
A15
A_GND
B16
SUB_C
A16
A_GND
B17
AV4_Y
AV4_YUV
A17
A_GND
B18
AV4_Pb
A18
A_GND
B19
D
AV4_Pr
A19
A_GND
B20
VS
A20
A_GND
HS
B21
A21
NC
B22
NC
A22
AV_MUTE
JS029
B23
Controll
SOUND_DEF
A23
AFT2
JS019
B24
AFT1
A24
A_GND
B25
IDTV_R
A25
IDTV_V
IDTV
B26
IDTV_L
A26
A_GND
B27
AV3_R
AV3_R
A27
AV3_L
B28
(AGC2)
A28
A_GND
AV3_C
B29
AV3_C
A29
AV3_V_GND
AV3_input
B30
AV3_V
A30
AV3_C_GND
AV3_Y
B31
AV3_Y
A31
E
AV3_Y_GND
AV3_S
B32
AV3_S
A32
AGC1
JS025
B33
NC
A33
AV2_Y
JS014
B34
AV2_Pr
A34
AV2_YUV
AV2_Pb
JS044
ZA1003
ZA1004
ZA1000
K4ZZ01000121
K4ZZ01000121
F
K4ZZ01000121
TH-42PA20A/F/M/H/R DG-BORAD (1 of 8) Schematic Diagram
1
2
C1009
C1006
C1002
C1000
16V
16V
16V
16V
0.1u
0.1u
0.1u
0.1u
C1001
C1007
+
4V
+
6.3V
100u
47u
+
+
C1003
C1008
4V
16V
220u
47u
R1068
10k
R1075
R1071
1k
10k
R1213
1k
Q1007
2SD0601A0L
R1215
10k
SUB5V
JS020
SDA1
SCL1
Q1025
R1235
R1236
2SD0601A0L
4.7k
4.7k
C1234
1
Vcc2
8
R1237
50V
Vcc
JS030
10k
0.01u
2
SCLOUT
7
SDAOUT
SDA0
C1235
C1236
3
SCLIN
6
SDAIN
JS039
50V
50V
270p
4
GND
5
270p
ACC
SCL0
C1238
C1239
JS021
IC1235
50V
50V
100p
100p
C0ZBZ0000800
5V<=>3.3V
JS031
JS040
JS015
MAIN_YV
JS026
MAIN_C
JS035
SUB_YV
JS016
SUB_C
JS027
AV4_Y
JS036
AV4_PB
JS052
AV4_PR
JS018
AV_MUTE
MSP_DEF
JS038
AFC2
AFC1
EC_GREEN
EC_RED
D1000
EC_BLUE
MA3X152K0L
SUBON
R1000
47k
AGC2
JS154
KEY
JS182
AGC1
JS207
ZA1002
ZA1005
K4ZZ01000121
K4ZZ01000121
3
4
TO
PA-BOARD
(PA6)
DG6
TO
D-BOARD
(D3)
DG3
R1005
R1224
10k
0
R1214
47
Q1026
2SD0601A0L
JS071
R1222
L1270
0
MAIN9V
J0JCC0000241
C1270
C1274
16V
16V
0.1u
47u
C1275
16V
1u
AV4_Y
R1279
100
R1280
1
36
G/Y/CV-1
SDA
C1276
1u
AV4_PB
R1278
100
R1281
2
35
B/U/SC-1
SCL
16V
R1276
AV4_PR
100
3
34
R/V/CY-1
GND2
C1277
4
33
R1282
L1
Y/SY/CV OUT1
16V
1u
C1271
5
32
R1283
R1
U/SC OUT1
16V
EC_GREEN
R1277
100
1u
6
31
R1284
Y/CV-2
V/SY OUT1
EC_BLUE
R1275
C1272
1u
100
7
30
U/SC-2
L OUT1
16V
EC_RED
R1274
100
8
29
V/SY-2
R OUT1
C1273
9
28
L2
VCC2
16V
1u
R1285
10
27
R2
Y/SY/CV OUT2
R1286
11
26
R1270
VCC1
U/SC OUT2
16V
100
MAIN_YV
C1278
1u
R1287
12
25
Y/CV-3
V/SY OUT2
MAIN_C
C1279
1u
13
24
U/SC-3
L OUT2
16V
R1271
14
23
100
V/SY-3
R OUT2
15
22
L3
GND1
16
21
R1272
R3
L4
16V
100
C1280
1u
SUB_YV
17
20
Y/CV-4
R4
C1281
1u
SUB_C
18
19
U/SC-4
V/SY-4
16V
R1273
100
IC1270
AN15851A-E1
AV SW
SUB5VGK
DG18
DG7
DG12
TO
TO
TO
G-BOARD
K-BOARD
G-BOARD
(G7)
(K12)
(G18)
5
TO
PA-BOARD
(PA8)
DG8
SRQ
TP47R
TP47B
TP47G
REMOCON
TU_RXD
SOS-INFO
TU_TXD
SOS_PANEL
47
SDA0
47
SCL0
100
TP012
MAIN_Y_VBS
100
TP017
MAIN_C_PB
TP016
100
MAIN_PR
TP014
0
SUB_Y_VBS
TP015
100
SUB_C_PB
TP013
100
SUB_PR
JS172
JS170
JS169
JS168
DG-BOARD (1/8)
!
TXNDG1QCSA(FOR TH-42PA20A)
TXNDG1QCSF(FOR TH-42PA20F)
TXNDG1QCSH(FOR TH-42PA20H/M/R)
TH-42PA20A/F/M/H/R DG-BORAD (1 of 8) Schematic Diagram
6
7
1
2
3
4
5
6
7
8
9
DG32
10
11
12V
Q1000
2SB0709A0L
R1013
5.6k
R1015
3.3k
Q1001
R1022
27k
2SD0601A0L
R1019
Q1002
0
12
2SD0601A0L
C1010
16V
13
0.1u
R1018
220k
14
15
16
17
18
19
8
9
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