+
+
+
+
+
+
+
+
NP
+
+
+
+
NP
+
+
LOADER_IN_SEL
KEY_SCAN1
AUDIO_MUTE25
OSD_R
GC_HFR
KEY_SCAN1
SCL2
AFC2
HDMIINT
TEST_SW
AUDIO_MUTE
SDA1
SBTJPG
SCL1
MAIN_DEF
SCL1
FA1
REMOTE_BC
MAIN_Y_1
SDA1
XRSTJPG
VAO_MUTE
AC_TVON
SDA2
INT0JPG
REMOTE_BC
INT1JPG
SDA2
JPGINT
SCL2
RESET
HDMIWP
SDA1
SCL1
SCL2
FA1
2RF_SW
SDAHDMI
SDA2
SUB_Y_1
SBIJPG
AFC2
POFF_DEF
AUDIO_MUTE
RXD_TU1
AD_MODE
SDA2
RXD_TU0
REMOTE
SCLHDMI
SCL2
TXD_TU0
FM_TRAP
OSD_YS
TXD_TU1
MAIN_Y_1
GC_HP
GC_VP
VIDEO_MUTE
AUDIO_MUTE25
SBOJPG
SOS2
SUB_Y_CC
OSD_YM
SUB_Y_1
OSD_G
LOADER_MODE
MAIN_Y_CC
KEY_SCAN2
VPP12V
LOADER_IN_SEL
LOADER_IN_SEL
OSD_B
LEDCTRL_SOS
STB3.3V
STB3.3V
STB3.3V
STB3.3V
OSD_CLK
MAIN_5V
C018 100P
R3806
1K
R077
10K
C019
0.01
C021
1/50V
50V
R3803
27K
R3812
22
R149
4700
R138
4700
D002
MAZ30910ML
C022
100P
R031
47K
R028
100
C0JBAR000241
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
R032
100
C047
0.01
C3804
16V
0.1
R066
1K
R3819
10K
C3811
2.2
Q3802
2SD1819A-TX
R045
0
R158
1200
R3801
5600
R044
100
C044
470P[JC]
C2252
0.01
R038
220
C049
0.1
R166
6800
R2260
1K
1%
R052
510
R104
220
D2251
MA3X152K0L
Q2254
2SB1218A-TX_M
D2252
MA3X152K0L
C024
0.01
R3811
10K
C002
0.01
Q001
2SD1819A-TX
C0JBAR000241
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Q006
2SD1819A-TX
R123
100K
R099
10K
C023
27P
Q2255
2SB1218A-TX_M
R070
0
R3815
0
R3810
10K
R3817
10K
R3822
100
R3804
220K
PQ1L333M2SP
1
2
3
5
4
R018
100
R060
1200
C033
1/50V
50V
R013
0
R004
10K
R062
1K
R042
220
C004
50V
1/50V
C3816
1000P
R086
1K
R3831
0
R162
56
R093
100
Q024
2SD1819A-TX
C014
3900P
R2254
22K
R039
0
Q3804
2SB1218A-TX_M
Q005
2SB1218A-TX_M
R130
47K
PST9128NR
1
2
3
5
4
C043
470P[JC]
R103
220
C009
0.01
C3815
0.056
R080
1K
C028
100P
Q004
2SB1218A-TX_M
R3836
1K
C034
6.8
6.3V
R092
10K
C3801
16V
0.1
R3820
10K
1
2
C050
0.1
R048
2700
R030
3300
D2255
MA3X152K0L
R054
2700
R063
1K
TVRN013
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
R3824
10K
R046
100
C026
1/50V
50V
R3837
1M
R140
0
Q2258
2SD1819A-TX
Q008
2SD1819A-TX
C011
4R7[KB]
C042
560P[JC]
R074
1K
R043
0
C3814
33P[JC]
R027
220
R165
6800
R2259
270
Q3801
2SB1218A-TX_M
B1ADCC000004
Q2253
2SD1819A-TX
R3829
10K
R098
240
C027
1000P[KB]
16V
C006
47/16V
35V
R159
56
R3816
10K
R121
100K
R100
12K
R141
5600
Q020
2SD1819A-TX
B1ABCC000004
R037
0
Q030
2SD1819A-TX
R050
4700
Q2252
2SB1218A-TX_M
R024
1K
C3805
47/16V
16V
MN102HF75KBF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
C3813
33P[JC]
R065
10K
R034
47K
C3812
16V
0.1
R3814
100
C2253
0.01
R087
1K
C003
100/10V
6.3V
R161
56
R2265
47K
D3801
MA3X152K0L
C3809
0.01
1
2
3
4
5
6
7
8
9
R094
100
R148
220
R3805
22K
R2251
22K
R3832
0
C020
22P[JC]
R131
47K
C3803
6.3V
100
C041
560P[JC]
R097
240
R008
2700
C007
16V
0.1
R073
0
C030
22P[JC]
Q007
2SD1819A-TX
C3806
0.01
R3835
10K
R3802
3300
R3813
22
R023
10K
Q027
2SD1819A-TX
R001
22
R025
1K
R058
1K
BR24C64F-E2
24LC64T-I/SN
1
2
3
4
5
6
7
8
R016
150
Q029
2SD1819A-TX
R3818
10K
Q023
2SD1819A-TX
C015
6.3V
6.8
C040
10V
1[ZF]
R101
10K
R072
47K
1
2
3
4
5
6
7
8
9
C029
47/6.3V
16V
R069
100
1%
R051
910
R017
100
R3825
10K
C2251
220/10V
25V
C001
100/10V
6.3V
L3801
10U
R102
12K
R036
47K
C012
100P
R160
56
R128
47K
R3809
330
D001
MAZ30360HL
C016
100P
R152
22K
R137
4700
R3821
3300
R078
10K
R120
100
C3802
16V
0.1
R122
10K
C3808
16V
47/16V
R015
220
R2258
47K
Q009
2SD1819A-TX
R047
0
Q2251
2SB1218A-TX_M
R059
2700
R3826
47K
R068
10K
X3801
NX1255GA9.216MHZ
R3834
10K
M51957BFP-600C
1
2
3
4
5
6
7
8
R3830
10K
R081
1K
R163
4700
R096
1K
R2252
22K
C017
0.01[ZF]
R164
15K
R2257
18K
C3810
1000P
R067
33K
X001
LN-M8-335
R040
100
C035
16V
0.1
R095
1K
R009
2700
JS001
C005
16V
0.1
1%
R055
680
C031
22P[JC]
R071
1K
Q3803
2SD1819A-TX
C008
47/16V
35V
R3823
3300
C3807
0.01
C039
10V
1[ZF]
D3802
MA3X152K0L
R022
100
R049
1K
R012
0
C032
47/6.3V
16V
R057
6800
R003
22K
R132
2200
C037
100/6.3V
6.3V
R3827
10K
R010
1K
R085
1K
C038
1
R2261
2200
C013
100P
R007
3900
R026
100
R129
47K
D2254
MA3X152K0L
R3828
0
C025
47/16V
6.3V
YM
VDD
AUDIO_MUTE
X1
(CEC_OUT)
SDHD_DET
B
AD_MODE
VREFLS
VSS
HP_DET(RELAY)
CLL
X2
STB_3.3V
AVDD
X
AC OFF MUTE
COMP
X0
EEPROM
IREF
Y1
VSS
VREF
Y0
A1
WP
Y
A2
SOS2
X3
A0
KEYSCAN1
EXRGBMUTE
INH
SCL
KEYSCAN2
(HFR)
Y2
SDA
GREEN_LED
(XRSTPKS)
Y3
VCC
AFC1
[XRSTJPG]
A
HDMIINT
[INT0JPG]
VEE
NC
[JPGINT]
[INT1JPG]
MAIN_DEF
SOS_COVER
T_SENSOR
(TVON_OPT)
VAO SOUND DEFEAT
VDD(VPP)
SCL1
NC
CLH
SDA1
NC
VREFHS
NC
POWER_LED
CVBS0
PANEL_SOS
[SBIJPG]
CVBS1
AFC2
2RF_SW
VSS
[SBTJPG]
SCLHDMI
POWDET_5V
SCL0
HDMIWP
NC(SBIPKS)
FA1
SBT1
SDA0
MAIN MICON
(HP_DET)
NC
VCC
ATSCONOFF
VSS
VEE
NC
AC_SW(SBOPKS)
RMIN
X
SUB
AUDIO_MUTE
OSC2
X3
GND
POW_ST
OSC1
X1
VO
VDD
VDD
/HSYNC
VSS
KEY1
SYSCLK
X0
STB_LED(RED)
YS
X2
ON_LED(Gr)
SDAHDMI
B
FM_TRAP(DA_SWPKS)
GND
PDO
A
GND
VCOI
Y3
STB5V
/RST
Y
SUB5V
NC
INH
MODEMLED
/TEST
Y0
SW5V
HFR(ATSCINT)
Y2
Y1
/VSYNC
[SBOJPG]
OSDXI
GND
OSDXO
Nr
ON/OFF
Vin
Vo
21.P40/INT40/XCOUT
P21
P44/RXD1
P37/_SRDY3
1.P62/AN2
/CNTR2
P63/AN3
2.P61/AN1
47.P01/AN9
P22
P32/SDA
P47/_SRDY1
P15
P25
18.CNVSS/VPP
P50/_SIN2
P64/AN4
P12
3.P60/AN0
P07/AN15
RESET
P57/INT3
SWITCH
P24
SWITCH
20.P41/INT00/XCIN
RESET
P23
P13
VCC
P34/RXD3
33.P17
P35/TXD3
P20
CONVERT MICON
XOUT
48.P00/AN8
17.P42/INT1
P31/DA2
P27
VSS
P66/AN6
P06/AN14
P54/CNTR0
P52/_SCLK2
P10/INT41
P11/INT01
P05/AN13
P14
P67/AN7
P30/DA1
P56/PWM
P26
P65/AN5
45.P03/AN11
P43/INT2
P36/SCLK3
AVSS
XIN
P33/SCL
P46/SCLK1
19._RESET
VREF
P04/AN12
46.P02/AN10
P16
P45/TXD1
P51/_SOUT2
P55/CNTR1
P53/_SRDY2
MAIN/SUB_Y_CC
VAO MUTE
OSD_R
REMOTE
OSD_G
5V
OSD_B
3.3V
HDMI
TXDRXD
18
15
16
10
13
11
17
14
12
DG-BOARD TNPA2816 (2/8)
15
18
11
19
12
16
14
17
13
20
21
TH-42PA20U DG-Board(2of8)Schematic Diagram
TH-42PA20U DG-Board(2of8)Schematic Diagram
Summary of Contents for TH-42PA25U/P
Page 11: ...4 TH 42PA20U A...
Page 28: ...6 2 Lead of Wiring 2 9...
Page 29: ...6 3 Lead of Wiring 3 10...
Page 30: ...6 4 Lead of Wiring 4 11...
Page 55: ...16 Mechanical Replacement Parts List 36...
Page 61: ...C2342 ECA1HHG100 E 10UF 50V 1 42...
Page 78: ...R416 ERJ6ENF2551 M2 55KOHM 1 10W 1 59...
Page 82: ...R2453 ERJ6GEYJ103 M 10KOHM J 1 10W 1 63...
Page 95: ...76...
Page 225: ...1 Applicable signals 4 TH 42PA20U P...
Page 230: ...6 Location of Lead Wiring 6 1 Lead of Wiring 1 9 TH 42PA20U P...
Page 231: ...6 2 Lead of Wiring 2 10 TH 42PA20U P...
Page 232: ...6 3 Lead of Wiring 3 11 TH 42PA20U P...
Page 233: ...6 4 Lead of Wiring 4 6 5 Lead of Wiring 5 12 TH 42PA20U P...
Page 242: ...9 4 IIC mode structure following items value is sample data 21 TH 42PA20U P...
Page 253: ...32 TH 42PA20U P...