Skyworth 8M29B, Service Manual, Page: 39 / 45

5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
HD1-Pb HD1-Pr HD1-Y
AV2-Lin AV2-Rin
VGA-VS
HD1-Y HD1-Pb HD1-Pr
RCA-R
RCA2-R
VGA
_
5V
VGA-R
VGA
_
RX
VGA-G
DDC-SCLIN DDC-SDAIN
VGA-B
VGA
_
TX
VGA-HS VGA-VS
VGA-G VGA-B VGA-R
HD-Lin HD-Rin
VGA-Lin1
VGA-R
VGA
_
RX
VGA-G VGA-B
VGA
_
TX
DDC-SDAIN DDC-SCLIN
VGA
_
5V
DDC-SCL DDC-SDA
VGA-HS VGA-VS DDC-SDA DDC-SCL
RCA-L
RCA2-L
VGA-Rin1
Y Pb
VGA
_
RX
VGA-HS VGA-VS DDC-SCLIN
Pr
DDC-SDAIN
VGA
_
TX
VGA-HS
Videoin
AVOUT-V
Videoin
RCA-L RCA-R
HD1-Y
HD1-Pb HD1-Pr
RCA2-R RCA2-L
5VA
3
.
3VA
VGA-5V
VGA-5V
5VA
COMP
_
SOG+
2
COMP
_
R+
2
RGB1
_
SOG
2
COMP
_
B+
2
COMP
_
Y+
2
RGB1
_
R+
2
RGB1
_
G+
2
COMP
_
R-
2
COMP
_
Y-
2
COMP
_
B-
2
RGB1
_
B+
2
RGB
0_
RIN-
2
RGB
0_
BIN-
2
RGB
0_
GIN-
2
RGB
0
-SOG
2
RGB
0_
BIN+
2
RGB
0_
GIN+
2
RGB
0_
RIN+
2
HD-Rin
2
AV2-Rin
2
CVBS
_
OUT
2
ISP-RXD
2
ISP-TXD
2
AV2-Lin
2
AV4-Vin+
2
HD-Lin
2
SPDIFO
2
SV2-Yin
2
SV2-Cin
2
RGB1
_
R-
2
RGB1
_
B-
2
RGB1
_
G-
2
VGA
_
HSYNC
2
VGA
_
VSYNC
2
VGA-Lin
2
VGA-Rin
2
Title Size
Document Number
Rev
Date:
Sheet
of
7/1
0
0.
1
AV IN & OUT
A1
71
0
Friday, March
0
4, 2
0
11
Title Size
Document Number
Rev
Date:
Sheet
of
7/1
0
0.
1
AV IN & OUT
A1
71
0
Friday, March
0
4, 2
0
11
Title Size
Document Number
Rev
Date:
Sheet
of
7/1
0
0.
1
AV IN & OUT
A1
71
0
Friday, March
0
4, 2
0
11
VIDEO_OUT
AV-IN & Audio-out
FOR UN-USED PORTS
If U6=24C01/24C02,solder R125 and left R120 float
Analog Video & Audio in
YPbPr IN
CLOSED TO MSD309
SPDIF_Optical Out
VGA INPUT
2010-4-22
2010-4-22
2010-4-22
C91
47n
C91
47n
D48 BAT54C D48 BAT54C
3
1
2
DD1
0
1
NC/ESD-
0
4
0
2
DD1
0
1
NC/ESD-
0
4
0
2
C121
2
.
2u
C121
2
.
2u
DD65
NC/ESD-
0
4
0
2
DD65
NC/ESD-
0
4
0
2
C71 2
00
p
C71 2
00
p
R1
0
6
12K R1
0
6
12K
DD19
ESD-
0
4
0
2
DD19
ESD-
0
4
0
2
P16AP16A
1
1
2
2
3
3
4
4
6
6
5
5
7
7
C59
47n
C59
47n
C62
1n
C62
1n
R117
68R
R117
68R
DD74
NC/ESD-
0
4
0
2
DD74
NC/ESD-
0
4
0
2
U6
NC/24C
0
2
U6
NC/24C
0
2
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
VCLK
7
VCC
8
C46
47n
C46
47n
DD23
ESD-
0
4
0
2
DD23
ESD-
0
4
0
2
C125
2
.
2u
C125
2
.
2u
C48
47n
C48
47n
R51
33R
R51
33R
R1 0 9
1 0 K
R1 0 9
1 0 K
R138
0
R
R138
0
R
R97
0
R
R97
0
R
C92
47n
C92
47n
R1
0
31
00
R
R1
0
31
00
R
DD75
NC/ESD-
0
4
0
2
DD75
NC/ESD-
0
4
0
2
R121 1 0 K R121 1 0 K
R94
33R
R94
33R
C5
0
2
00
p
C5
0
2
00
p
R56 22
0
R
R56 22
0
R
R122 1 0 K R122 1 0 K
DD77
NC/ESD-
0
4
0
2
DD77
NC/ESD-
0
4
0
2
L44
FB
L44
FB
R98
68R
R98
68R
DD16
ESD-
0
4
0
2
DD16
ESD-
0
4
0
2
C43
1n
C43
1n
C1
0
1
47n
C1
0
1
47n
R241 75R R241 75R
P5
PHONEJACK STEREO SW 18
0
d
P5
PHONEJACK STEREO SW 18
0
d
1 2 3
R214
1
0
K
R214
1
0
K
R63 75R R63 75R
C96
47n
C96
47n
P15AP15A
1
1
2
2
3
3
4
4
6
6
5
5
7
7
R113
1
00
R
R113
1
00
R
C126
2
.
2u
C126
2
.
2u
R346 NC/1
00
R
R346 NC/1
00
R
R84
33R
R84
33R
R254 75R R254 75R
R66
1
0
K
R66
1
0
K
R326 12K R326 12K
R1
0
4
68R
R1
0
4
68R
R156
0
R
R156
0
R
C97
1n
C97
1n
C67 2
00
p
C67 2
00
p
P5A PHONEJACK P5A PHONEJACK
2 3 5 4 1 7 6
R115 12K R115 12K
R11 0 75R R11 0 75R
DD2
0
ESD-
0
4
0
2
DD2
0
ESD-
0
4
0
2
R242 75R R242 75R
C6
0
47n
C6
0
47n
R327
1
0
K
R327
1
0
K
C81
47n
C81
47n
R167
0
R
R167
0
R
P12
RCA1
P12
RCA1
2
1
3
R119
0
R
R119
0
R
R79
0
R
R79
0
R
R1
00
68R
R1
00
68R
R54
4
.
7k
R54
4
.
7k
C65 2
00
p
C65 2
00
p
R91
33R
R91
33R
C55 2
00
p
C55 2
00
p
DD76
NC/ESD-
0
4
0
2
DD76
NC/ESD-
0
4
0
2
R62
75R
R62
75R
C63
2
. 2u
C63
2
. 2u
DD14
ESD-
0
4
0
2
DD14
ESD-
0
4
0
2
R86 75R R86 75R
C41
0.
1u
C41
0.
1u
C73 0.
1u
C73 0.
1u
C51
47n
C51
47n
R131
33R
R131
33R
R95 75R R95 75R
R1
0
51
00
R
R1
0
51
00
R
R329 12K R329 12K
R92
33R
R92
33R
R111
68R
R111
68R
DD18
ESD-
0
4
0
2
DD18
ESD-
0
4
0
2
R128 75R R128 75R
R168
0
R
R168
0
R
R328 12K R328 12K
R13
0
33R
R13
0
33R
C88
47n
C88
47n
C42
47n
C42
47n
DD25
ESD-
0
4
0
2
DD25
ESD-
0
4
0
2
C124
2
.
2u
C124
2
.
2u
R99
68R
R99
68R
C56
47n
C56
47n
R33
0
1
0
K
R33
0
1
0
K
R114
68R
R114
68R
R129 75R R129 75R
R88 75R R88 75R
C66
2
. 2u
C66
2
. 2u
C61
47n
C61
47n
R1
0
2
68R
R1
0
2
68R
R132
33R
R132
33R
P6
PHONEJACK STEREO SW 18
0
d
P6
PHONEJACK STEREO SW 18
0
d
1 2 3
H17
TPAD
H17
TPAD
1
C94
2
.
2u
C94
2
.
2u
C69 2
00
p
C69 2
00
p
R81
33R
R81
33R
C57
47n
C57
47n
DD24
ESD-
0
4
0
2
DD24
ESD-
0
4
0
2
R59
1
00
R
R59
1
00
R
C76
47n
C76
47n
R1
0
11
0
K
R1
0
11
0
K
P4
VGA
P4
VGA
1 6 2 7 3 8 4 9 5
11 12 13 14 15
1
0
16 17
C27 NC C27 NC
R112
1
0
K
R112
1
0
K
C45
47n
C45
47n
R9
0
33R
R9
0
33R
R331
1
0
K
R331
1
0
K
R48
33R
R48
33R
+
CA53
1
00
uF/16V
+
CA53
1
00
uF/16V
C271 1
0
uF
C271 1
0
uF
DD21
ESD-
0
4
0
2
DD21
ESD-
0
4
0
2
C9
0
47n
C9
0
47n
R1 0 8 1 0 K R1 0 8 1 0 K
DD1
00
NC/ESD-
0
4
0
2
DD1
00
NC/ESD-
0
4
0
2
R78
33
0
R
R78
33
0
R
R125 1
0
k
R125 1
0
k
P4A
VGA
P4A
VGA
1 6 2 7 3 8 4 9 5
11 12 13 14 15
1
0
16 17
C49
47n
C49
47n
Q414 39
0
4
Q414 39
0
4
1
2 3
C58
47n
C58
47n
R12
0
NC R12
0
NC
DD1
0
2
NC/ESD-
0
4
0
2
DD1
0
2
NC/ESD-
0
4
0
2
C77
47n
C77
47n
C12
0
0.
1u
C12
0
0.
1u
Q632 39
0
6
Q632 39
0
6
1
3 2
R332 12K R332 12K
DD22
ESD-
0
4
0
2
DD22
ESD-
0
4
0
2
DD17
ESD-
0
4
0
2
DD17
ESD-
0
4
0
2
R118
1
00
R
R118
1
00
R
DD15
ESD-
0
4
0
2
DD15
ESD-
0
4
0
2
R96
68R
R96
68R
C68 2
00
p
C68 2
00
p
R83
33R
R83
33R
R87 75R R87 75R