Skyworth 43PTV300S Schematic
1
TNR001 DTA21L
VTVSSCL
1112131415
C004
A A
0.1uF
TNR-GND
C008
100pF
TNR-GND TNR-GND
100R001
470uFC006
SDA
AS
TNR-GND
100R002
NC
SIF
2122232425
C009
100pF
SDA1
CVBS
VIF
470uFC007
TNR-GND
SCL1
A14
AD7
14
AD6
13
AD5
12
AD4
B B
11
AD3
10
AD2
9
AD1
8
AD0
7
6
ALE
5
WR
4
RD
3
INT
2
PS
1
CON14
L2705
5VD1
5VD2
C C
EXCML45A910H
C2713
C2714
0.1uF
0.1uF
D1GND D1GND D1 GND
L2705
EXCML45A910H
C2713
C2714
0.1uF
0.1uF
D3GND D3GND D3 GND
L2705
EXCML45A910H
C2713
C2714
0.1uF
0.1uF
D2GND D2GND D2 GND
C2719
100uF
C2719
100uF
C2719
100uF
12VD
D1GND
5Vdmm 5Vdmm
SCL1 SDA1
D3GND
DPTVH
DPTVV
75
75R30 53
R3052
D D
Y
L3011 L3012 L3013 L3014 L3015L3010
13
14
15
1
2
AUDIO
C005
0.1uF
L002
EXCML45A910H
L001
EXCML45A910H
48 49
GNDNCGND
47
AD7
46
AD6
45
AD5
44
AD4
43
AD3
42
AD2
41
AD1
40
AD0
39
38
ALE
37
WR
36
RD
35
INT
34
PS
33
16
+12V
15
GND
14
+5Vddm
13
SCL0
12
SCL1
11
AGND3
10
HSYNC
9
VSYNC
8
V_OUT
7
CVBS2
6
C
5
Cb
4
CVBS4
3
NC
5Vddd
2
+5Vddd
5Vdda
1
+5VddaNCGND
CF32ACT
75R30 48
75R30 49
75R30 50
Cb
Cr
9
10
11
12
A8 2.5 B-1 -15Y
2
A7
VPORT
HSMP
VSMP
+5Vddm
SDA0
SDA1
RESET
AGND4
CVBS1
CVBS3
AGND2
AGND1
C_OUT
75R30 47
8
FBL
GND
B/Y
B/Pb
R/Pr
GND
GND
GND
GND
GND
GND
NC
GND
GND
GND
75R30 46
C
3
TVS
4.7KR2010
C2030
100pF
SGND
SGND
5VTNR
D1GND
50
DP-B/Y
51
52
DP-G/P b
53
54
DP-R/Pr
55
56
57
58
59
60
61
62
63
64
D1GNDD1GND
C1108
17
0.1uF
18
19
20
21
DPTVRES
22
23
A3GND
24
TV
25
26
A1GND
27
28
Cr
29
30
31
32
A2GND
R1115
10K
A1-GND
R3043
75
75R1403
75R1402
G/Pb
75R1401
R/Pr
D1GND
B/Y
L2003
LCXR 4X3.5
15V
C2000
470uF
C2012
0.1uF
SGNDSGND
IC2002
L7809
SDA1
SCL1
C2033
8200P
4.7K
R2014
R2011
C2035
1000P
4.7K
L2005
1uH
75R3042
C2034
8200P
L-AUDIO
R-AUDIO
4.7K
R2015
SGNDSGND
R2012
4.7K
C2036
1000P
SGNDSGND
L2006
1uH
TVOUT
75R30 45
75R30 51
75R30 44
A1GNDA1GND A1GNDA1GNDA1GND
S-V
5
6
7
A2GND
2
3
4
1
9V
GND
L3020 L3016 L3017 L3018 L3019
14
15
3
C2038
1000P
SGND
8
9
10
11
12
13
A9 2.5 B-1 -15Y
C2037
1000P
SGND
5
6
7
GND
4
R2017
4.7uF
ROUT
3
4
LV1116
1
1uFC2015
1uFC2016
ROUT LOUT
C2031
100pF
SGND
4.7uFC2002
5600pFC20 05
0.01uFC2006
2700pFC2003
SGND
R2003
3.6K
C2021
1uF
0.1uFC2008
0.1uFC2017
RD
C2013
0.1uF
S-GND
100uF
S-GND
10uH
C2001
100uF
4.7uF
S-GND
S-GND
C2023
L2001
C2001
100R2002
100R2001
15V
D2301
1N4148
R2317
2.2K
R2316
2.2K
C2318
100uF
SGND
Q2302
2SA1 015
R2318
18K
R2319
10K
SGNDSGND
SGND
Q2301
C1815
R2320
GND
2
S-GND
RIN1
3
RIN2
4
RIN3
1R2013
5
RlineO
6
R-DC
7
ST-1
8
LPFC
9
R-TC1
10
R-BC1
11
R-BC2
12
R-OUT
13
R-VRIN
14
R-VROUT L-VROUT
C2026
15
L+R
1uF
16
VREF
17
VCC
18 19
VDD
C2025
4.7uF
GND
C2028
GND
100pF
C2311
2700pF
R2301
5.6K
R2314
10K
MUTE'
R2310
R2309
18K
220
MUTE
SGND SGND
100
LOUT
SGND
2
1
C2316
1000pF
5
IC2001
36
AGND
35
LIN1
34
LIN2
33
LIN3
32
LlineO
31
L-DC
30
ST-2
29
HPFC
28
L-TC1
27
L-BC1
26
L-BC2
25
L-OUT
24
L-VRIN
23
22
LPF
21
VSS
20
S-GND
SCL
SDA
C2027
100pF
GND
R2315
10K
C2302
LCXR 4X3.5
1000uF
SGND SGND
C2312
22uF
R2313
22K
TPA16 TPA17
0.1uFC2307
R_OUT
L2303
TLS159054E
C2022
LD
L2301
C2309
0.1uF
2.2R2304
SGND
LCXR 4X3.5L2304 LCXR 4X3.5L2 305
S-GND
321
A22 TJC3-3A
4
5
100pFC2015
4.7KR20 14
4.7uFC2010
0.068uFC2004
1uF
R2302
SGND
R2308
100K
0.1uFC2007
2700pFC2009
0.1uFC2019
0.1uFC2020
5.6K
C2310
2700pF
C2304
100uF
VPS-35V
C2317
1000pF
S-GND
L-AUDIOR-AUDIO
C2032
0.01uF
R2004
3.6K
0.1uFC2018
10KR2006
SGND
R2311
C2313
0
100uF
10uFC2306
C2305
10uF
SGND
100uFC2314
100uFC2315
1000uFC23 01
R2306
0
SGND
1000uFC23 03
22KR2303
0.1uFC2308
L_OUT
L2302
TLS159054E
1234
A23 TJC3-4A
C2011
0.01uF
0R2312
2.2R2305
S-GND
TA8200AH
1
MPF
2
IN2
3
PRE_GND
4
IN1
5
MPF
6
FILTER
7
OUT1
8
POP
9
VCC
10
POW_GND
11
MUTE
12
OUT2
SGND
6
IC2301
TUCOA633
6
S1
2.5B-1-15A
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
8VAV3
S2
2.5B-1- 15A
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
12V
8VAV3
R1
G1
B1
HSYNC
VSYNC
YOSD
ROSD
GOSD
BOSD
SDA1
SCL1
EWOUT
HDRV
VGASW
HFB
ACL
EHT
V+
V-
L1301
33uH
A3GND
8VAV312V
A3GND
R1422
A3GND
A3GND
10K
C1409
C1306
0.1uF
8VAV3
A3GND
R1430
100
R1431
100
R7749
6.8K
A3GND
47pF
C1307
47uF
R1432
100
A3GND A3 GND
R out
G out
B out
R550
A3GND
R1409
C1405
C1407
R1413
R1414
R1415
C1415
10uF
0
2.2K
R1410
100
A3GND
C1401
47pF
10pFC140 8
0.1uF
0.1uFC1406
0.1uF
100R140 7
100
100
100
R1714
C1414
10K
470pF
A3GND
34
35
36
37
38
39
40
41
42
43
44
8VAV3
A3GND
C401
1000pF
R1412
R1411
R1
G1
B1
0.1uF
0.1uF
0.1uF
C1404
C1403
C1402
33
F1 in
PWL
R2 Iin
G2 in
B2 in
F2 in
Vcc
R out
G out
B out
Beam cur re nt limite r in
Black cu rr ent in
vdr out1vdr out2EW o ut3EHT in4Flash in5Vss6Digital supply7H out8SCL10Sandcast out9SDA
R751
15K
R750
10K
A3GND
29
32
R1 in30G1 in31B1 in
Fixe d sw itch off
IC1315
TDA9332
A3GND
C544
0.1uF
C543
0.1uF
A3GND
C402
1000pF
A3GND
C546
10uF
28
A3GND
100
100
C1411
27pF
V in26U in27Y in
A3GND
25
24
DAC out
Low po wer sta t up
Bandgap
Dynamic phase shift in
H flybac k
11
8VAV3
R555
100K
R557
27K
A3GND
R551
A3GND
VD23HD
Xtal o ut
Xta l in
Ground
V saw
H sele ct
1K
Vcc
I ref
R1302
R1301
C1410
27pF
R556
100K
8VAV3 12V
ROUT
R7704
680
R7720
680
R7736
680
R7705
220
Q7703
2SB709ATX
R7706
R7721
220
Q7709
2SB709ATX
R7722
R7737
220
Q7715
2SB709ATX
R7738
R7707
560
R7708
470
470
470
470
Q7704
2SB709ATX
R7723
560
R7724
Q7710
2SB709ATX
R7739
560
R7740
Q7716
2SB709ATX
470
470
R7702
270
R out
Q7701
2SD601ATX
R1303
SDA1
SCL1
8VAV3
C1305
X1301
12MHz
39K
0.1uFC1309
A3GND
R558
1K
0.1uFC1308
C1301
C1302
0.1uF
C1303
30pF
30pF
0.1uF
A3GND A3GN D
C545
0.1uF
A3GND
8VAV3
A3GND
R559
D541
1N4148
D542
1N4148
C1304
47uF
100K
33uHL13 02
A3GND
A3GND A3GND A3 GND
8VAV3
8VAV3
G out
2SD601ATX
8VAV3
B out
2SD601ATX
22
21
20
19
18
17
16
15
14
13
12
100
100
R7701
470
Q7707
R7717
470
Q7713
R7733
470
Q7702
2SD601ATX
R7703
330
12V
R7718
270
Q7708
2SD601ATX
R7719
330
12V
R7734
270
Q7714
2SD601ATX
R7735
330
8VAV312V
C7701
C7702
0.33uF
47uF
A3GND A3GND A3GND A3GND
C7704
47uF
C7703
0.33uF
A3GND
A3GND
A3GND
S4
1
2
TJC3-2A
R7710
1.5K
R7711
Q7705
2SB709ATX
R7726
1.5K
R7727
Q7711
2SB709ATX
R7742
1.5K
R7743
Q7717
2SB709ATX
VM
A3GND
R7714
R7715
0
220
R7712
150
A3GND A3GNDA3GND
220
R7728
150
A3GND A3GNDA3GNDA3GND A3GND A3 GND
Q7706
2SC35 26H
R7713
150
R7730
0
Q7712
2SC35 26H
R7729
150
350
C7705
270pF
R7716
33
GOUT
R7731
350
C7706
270pF
R7732
33
A3GND
IK
S-ABL
12V
S3
TJC3-11A
1
2
3
4
5
6
7
8
9
10
11
BOUT
R7746
R7747
0
220
R7744
150
A3GND A3GNDA3GNDA3GND A3GND A3 GND
Q7706
2SC35 26H
R7745
150
350
C7707
270pF
R7748
33
1
2
3
4
5
6
7
8
R7142
10K
GND
R7148
10K
GND
GND
R7191
12K
2.2KR7147
2.2KR7153
C7151
100pFC7105
R7101
2.2K
C7112
560pF
C7101
0.1
R7167
10K
2.2KR7102
C7113
560pF
GND GND
R7103
2.2K
C7114
560pF
10KR7154
0.01
GND
-18V
R7106
47K
out
1
2
3
IC7105A
4
V+
1ACFV1K
5
6
7 8
R7104
10K
R7105
R7168
R7169
10K
10K
10K
100pFC7106
47K
R7107
out
1
2
3
4
0.1C7104
V+
5
6
7 8
47K
GND
R7108
33R7172
100pFC7107
IC7108
AN78L12M
C7150
47uF
GND GND
C7168
0.01
GND
1
IN3OUT
COMMON
2
GND
AN79L12M
IN2OUT
C7165
47uF
GND GND
IC7106A
1ACFV1K
680pFC7166
IC7109
COMMON
1
GND
10KR7166
10KR7165
GND
C7135
0.01
33R7125
RH-OUT
C7158
680pF
GND
33R7163
RV-OUT
C7160
680pF
R7114
47K
out
V-
outout
R7118
14
C7131
13
560pF
12
11
10
47KR7116
9
2.2KR7145
R7115
47K
out
V-
outout
R7120
14
C7133
13
560pF
12
11
10
47KR7117
9
2.2KR7151
100pFC7137
33R7164
GV- OUT
R7144
10K
GNDGND
R7150
10K
GNDGND
R7146
R7152
C7163
680pF
C7142
0.1
GND
C7138
100pF
R7143
10K
2.2K
33R7124
GH-O UT
C7159
680pF
GND
33R7170
BH-O UT
C7161
680pF
100pFC7139
33R7171
BV-OUT
C7164
680pF
C7149
0.1
GND
C7140
100pF
R7149
10K
2.2K
2.2K
GND
R7119
2.2K
C7132
560pF
2.2K
GND
R7121
2.2K
C7134
560pF
+12V
D7102
?
Q7103
270R7189
R7188
10KR7185
180
R7186
2.7K
GND
GND GN D
PNP1
R7187
Q7102
NPN1
10K
C7136
100uF
GND
C7152
0.01
3
GND
C7152
100uF
-12V
IC7180
A A
C7162
10KR7157
ACKM
TSTOP
ACKM
BUSY
I2CRES
MUTE
RAMCLR
RESET
GND1
DFDET
GND1
C7129
0.01
C7130
0.01
R7135
GND1
GND1
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
150
C7141
10KR7158
10KR7111
DFDET
BUSY
BUSY
IC7121
1
SW1
DFDET
2
SW0
RAMCLR
3
DAC4
I2CRES
4
DAC3
MUTE
5
DAC2
RESET
6
DAC1
TSTOP
7
DAC0
GND8SW2
GND1
CXA1876AM
ACKM
B B
1
2
3
GND
IC7102
24LC64
A0
A1
A2
VSS4SDA
VCC
16
VCC
SCL
15
SCL
SDA
14
SDA
13
SAD2
12
SAD1
11
SAD0
10
SW3
9
C7119
0.01uF
8
7
GND
WP
6
SCL
5
F3
123
C7191
1uF
GND1
5V
10KR7155
2.7KR7109
WP
SCLM
SDAM
GND
4
WP
SDAM
SCLM
GND1
SDA
SCL
3.3V
47uFC7157
0.01
C7156
47uF
C7155
47uF
GND1
GND1
93
100
99
92
9494959596969797989899
100
TEST
VDDI1
VSS1
XWC
SDAM
SCLM
XSTOP
XACKM
XBUS Y
XI2CRES
XMUTE
XRAM CLR
XRES ET
VSS2
VDDI2
XOFDE T
SDAS
SCLS
VBLKO UT1
VBLKO UT2
VBLKO UT3
VBLKO UT4
HBLKO UT
PWM1
0.01
DAVSS2
PWM2
CLKOUT
VDDE 1
VSS3
262627272828292930303131ODEV OUT32ODEV IN33XTEST 334E035VVSS36HBLKI N37E138ROUT39VSS440EXCKI N41EXCKS EL42VCOS EL43GOUT44VVDD45464647474848494950
GND1 GN D1 GN D1 GN D1
GND1
4.7KR7195
R657
1.2K
OSD-B
R658
330
GND
R656
1.2K
OSD-GOSD-R
R653
C C
330
R655
GND
1.2K
R652
330
GND
C7196
2200pF
GND GND
GND
VIN
HIN
1C7145
16
B OSD
15
GND
14
DG G
0.01C7153
13
VCC
12
YS
1C7147
11
G OSD
10
GND
1C7148
9
R OSD
IC7110
BA7603
IC7103
1
2
3
4 5
GND
GND
H04
J7103
000
C7195
100pF
1
DG B
2
YS
3
OUT B
4
GND
5
GND
OUT G
6
OUT R
7
YS
8
DG R
OSD_YS
8
VCC
7
6
GND1
R7133
1K
OSD-YS
5V
R7202
R7203
10K
10K
C7198
100P
100R7201
SDA1
100R7200
SCL1
GND
HIN
OSD-YS
123456789
OSD-B
OSD-G
OSD-R
SDA
SCL
C7199
D D
100P
GND
GND
B-OS D
G-OS D
R-OSD
3.3V
C7120
0.1uF
R-OSD
G-OSD
1011121314
C7146
R7197
1
270
GND
C7144
R7198
1
270
GND
C7143
R7196
1
270
GND
470R7129 1KR7122
B-OSD
YS-OSD
15
F1
4.7KR7194
4.7KR7123
5V
100R7130
Q7101
2NPN
R7126
470
GND
SG2
VBLKI N
91
90
AOUT2
DDEV SEL
C7155
89
VRP2
CM0021AF
47uFC7157
C7156
47uF
47uF
GND1
5V
GND1 GN D1
88
86
84
87
85
SG1
VRN2
DAVSS1
DAVD D2
IC7107
10KR7199
GND1
5V
AOUT1
XYEST 4
J7102
C7172
0.01
GND1
C7174
0.01
GND1
81
82
83
80
78
79
7676777778
RHOUT2
VSS7
VRP1
VRN1
BVOUT2
TEST1
GVOU T2
DAVD D1
RVOUT2
BHOUT1
GHOU T1
VDDE 2
BHOUT2
GHOU T2
RHOUT1
BVOUT1
GVOU T1
VDDI4
VSS6
RVOUT1
WCL K2
WCL K1
BCLK
YSIN
YMIN
BIN
GIN
RIN
YSOUT
VSS5
VCOI N
PDOUTE2DIVOU T
VDDI3
YMOUT
BOUT
50
3.0KR7128
R7127
3.3V
620
000
C7171
C7173
0.01
0.027
GND1
GND1
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
BHO
GHO
RHO
BVO
GVO
GND
RVO
WCLK
BCLK
GND1
GND1
C7109
C7111
GND GND
GND
C7176
0.01
47uF
C7116
C7110
47uF
C7117
47uF
C7118
5VFA
123456789
+5V
10uHL7180
C7180
0.01
3.3V
0.01C7175
GND1
C7197
0.01
GND1
1
GHO
DIN3
2
RVO
DIN2
3
RHO
DIN1
4
BCLK
BCLK
5
WCLK
WCL K
6
DVSS
7
GV
VSS4
8
GND
OUT4
9
REF4
10
VDD4
IC7104
11
VSS6
BV
12
OUT6
0.01
BH
0.01
0.01
D7101
1N4148
CD0031 AM
13
REF6
14
VDD6
15
VSS5
16
OUT5
17
REF5
18
VDD5
19
NC
20
NC
21
NC
22
NC
23
VSSC1
24
NC
GND
D7103
1N4148
5V
+5V
RH-OUT
RV-OUT
GH-OUT
GV-OUT
BH-OUT
1011121314
BV-OUT
15
F2
+18V
-18V
4
IN1GND2OUT
3
C7182
C7181
47uF
GND1
C7183
0.01
47uF
R7141
2.2K
RH
150R7131
CENTER
GV
RV
GH
12V
48
GVO
DIN4
47
BHO
DIN5
46
BVO
DIN6
45
MUTEB
44
DVDD
43
DVSS
GND
42
VSS1
41
RH
OUT1
40
REF1
39
VDD1
38
VSS3
37
OUT3
36
REF3
35
VDD3
34
VSS2
33
OUT2
32
REF2
31
VDD2
30
NC
29
VSSC2
28
NC
27
NC
26
VDDC
25
OUTC
GND
C7126
C7123
GH
C7127
0.01
C7124
RV
C7128
0.01
C7125
0.01
CENTER
C7122
0.01
DAF
C7121
0.01
GND
BV
BH
47uF
47uF
+18V
47uF
GNDGND
1
2
3
4
5
6
7
8
LG3
LG2
1
2
3
4
5
6
7
8
210V
NC
18V
GND
HEATER
NC
140V
L376
R377
D366
L375
A21
GND
1
GREEN
2
GND
3
BLUE
4
GND
5
RED
6
GND
7
VM
8
1K
9
S-ABL
10
12V
11
LG1
1
2
3
4
5
6
7
D371
LG4
GND
10
NC
9
(G1)
8
S-ABL
7
12V
6
1K
5
HEATER
4
GND
3
NC
2
210V
1
JS11 JS12 JS1 3 JS3
GND11(G1)
NC
C365
2345678910 1
C373
C380
R907
R906
R908
C902
C381
R375
Q903
Q902
C910
C371
R917
C907
C906
C932
Q373
L372
R379R 383
R385
L374
Q908
R952
R3367
D3362
R951
D373
D374
D375
R3366
R914
Q395
Q374
Q951
Q952
R386
R388
R389
R387
R954
R956
D376
C3363
C377
D377
Q376
D3361
R3365
R955
R953
Q3361
D370
D368
C3362
Q953
R960
Q954
D369
D367
L373
R378
L951
C974
C376
R382
!
G1 G2
H
HG
CRT (GRERN)
K
87
9
K
GND
JK371
6
H
H
!
G1
G1
1
R969
C964
R970
Q961
R978
Q955
C973
L953
L956
Q956
C972
Q962
R971
L954
R376
5
4
C958
D962
D953
R977
R961
R976
R975
C961
1
LG20
FOCUS (TO FBT)
LG7
VM COIL( B)
1
2
3
LG6
VM COIL( G)
1
2
3
LG5
VM COIL( R)
1
2
3
EHT
LG13
1
C966
C967
10
G1
G2
11
G1
12
G1
FOCUS
R964
R922
C955
R956
R967
C962
R923
R966
R972
R973
12V
1K
GND
S-ABL
210V
HEATER
L371
L904
18V
C952
R903
R902
R904
R901
C901
C920
R920
R916
R905
C911
JS15
Q907
R915
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