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Service Manual
Model No.:
- 30 -
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
AU_SW0
SIDE-Lin
SIDE-Rin
PH_DETECT
HD_Pb
HD_Pb
REAR_CVBS
HD_Y
SCART-Lin
REAR_A-Rin
REAR_AUDIO_R
HD_Pr
REAR_AUDIO_L
REAR_CVBS
REAR_A-Lin
AU_SW1
HD_Prin
HD_Pr
HD_Y
REAR_AUDIO_L
REAR_AUDIO_R
HD_Yin
HD_Pbin
SIDE-Rin
SIDE-Lin
SIDE_CVBS
SCART-Rin
DVD-Lin
DVD-Rin
Scart1_R
SC_Yin
SC_Prin
Scart1_Lout
SCART_R
SCART_B
SCART_G
SC_FS_IN
SC_FB_IN
SC_FB
SC_FS
SC_Pbin
HD_Yin
HD_Pbin
SC_CVBS
HD_Prin
DVD-Lin
AV1-L
SC_FB_IN
DVD_ON/OFF
SCART1_VOUT
SC_CVBS
DVD_AR
DVD_AL
SCART_B
IR_in
SCART_G
Scart1_Rout
SCART_R
AV1-R
Scart1_Lout
SC_FS_IN
Scart1_L
DVD-Rin
SCART-Rin
SCART-Lin
AV1-R
CVBS_OUT
SCART1_VOUT
SC_Yin
SC_Pbin
DVD_CVBS
HD_Pbin
SC_Pbin
HD_Prin
SC_Prin
SC_Yin
HD_Yin
SC/HD_SW
Scart1_Rout
AV1-L
MUX_VS
SC_FB
VGA_VS
MUX1_YIN
MUX1_PBIN
MUX1_PRIN
HD_Pbin
HD_Prin
HD_Yin
SC_Prin
VGA_VS
+8V
+8V
+8V
+8V
+5V_LDO
+5V_LDO
+3.3V_SB
+8V
+3.3V
+5V_LDO
MUX_Rin
HD_AUD_SW0
PH_DETECT
HD_AUD_SW1
REAR_AV
REAR_A-Lin
SIDE_AV
REAR_A-Rin
MUX_Lin
PH_R
PH_L
AUOutL2
SCART_AV
DVD_ON/OFF
AUOutR2
SC_FS
DVD_AV
CVBS_OUT
IR_in
VGA_VS
MUX1_YIN
MUX1_PBIN
MUX1_PRIN
MUX_VS
HD_AUD_SW0
PIN9
PIN10
AU_SW1
AU_SW0
INput
0
11
10
0
DVD
SIDE-AV
SCART
Location
Near RCA.
SCART Input
Blanking I/O
Switch
DVD
YPbPr/SCART Input 2:1 Switch
2K
560R
01
SCART RGB/FS
0
1
YPbPr/VS
DESIGN:George Guo
MODEL: MSTV2203-N1
TITLE: VIDEO IN&OUT
CHECKED:
Date: DEC. 12,2009
APPRD:
SHEET: 4 OF 9
VER:1.0
SC/HD_SW
AV
ৠ
ℹ
᳝
༅
ⳳ
ˈ
ⷁ
EC4
R67
75R
R67
75R
R123
220R
R123
220R
E25
V800AA
E25
V800AA
R84
10K
R84
10K
R121
22K
R121
22K
E31
NC
E31
NC
C170
2.2uF
C170
2.2uF
C50
2.2uF
C50
2.2uF
E41
V800AA
E41
V800AA
R93
75R
R93
75R
E26
V800AA
E26
V800AA
R102
10K
R102
10K
Q7
3904
Q7
3904
1
2
3
R89
75R
R89
75R
R301
100K
R301
100K
Q11
3904
Q11
3904
1
2
3
R78
100R
R78
100R
C66
2.2uF
C66
2.2uF
E35
V800AA
E35
V800AA
R90
75R
R90
75R
R109
47R
R109
47R
E37
NC
E37
NC
C166
2.2uF
C166
2.2uF
C57
2.2uF
C57
2.2uF
R117
10K
R117
10K
R66
47R
R66
47R
R83
75R
R83
75R
R68
12K
R68
12K
C56
2.2uF
C56
2.2uF
C63
2.2uF
C63
2.2uF
R88
75R
R88
75R
R79
4.7k
R79
4.7k
R11
NC/33R
R11
NC/33R
C52
2.2uF
C52
2.2uF
U6
74HC4052
U6
74HC4052
X0
12
X1
14
X2
15
X3
11
Y0
1
Y1
5
Y2
2
Y3
4
A
10
B
9
X
13
Y
3
VCC
16
GND
8
INH
6
VEE
7
R104
22K
R104
22K
E27
V800AA
E27
V800AA
R113
0R
R113
0R
C64
2.2uF
C64
2.2uF
E36
NC
E36
NC
C55
2.2uF
C55
2.2uF
C165
2.2uF
C165
2.2uF
E39
NC
E39
NC
Q9
3906
Q9
3906
1
3
2
R248
100K
R248
100K
Q6
3904
Q6
3904
1
2
3
Q10
3904
Q10
3904
1
2
3
R100
100R
R100
100R
R115
75R
R115
75R
U7
PI5V330
U7
PI5V330
S1A
2
S1B
5
S1C
11
S1D
14
S2A
3
S2B
6
S2C
10
S2D
13
IN
1
DA
4
DB
7
DC
9
DD
12
VCC
16
GND
8
EN
15
Q5
3904
Q5
3904
1
2
3
R10
NC/33R
R10
NC/33R
R98
12K
R98
12K
J3
7pin 2.0mm
J3
7pin 2.0mm
1 2
3 4 5 6 7
R63
100R
R63
100R
R105
15K
R105
15K
R247
100K
R247
100K
C65
0.1uF
C65
0.1uF
R80
100R
R80
100R
R64
22K
R64
22K
R95
22K
R95
22K
C69
0.1uF
C69
0.1uF
R57
100K
R57
100K
75
3
1
8
642
RN3
100KX4
75
3
1
8
642
RN3
100KX4
C67
0.1uF
C67
0.1uF
J5
13pin 1.25mm
J5
13pin 1.25mm
1 2 3 4
5 6 7 8 9
10 11 12 13
R99
75R
R99
75R
R101
22K
R101
22K
R94
47R
R94
47R
R238
100K
R238
100K
E24
V800AA
E24
V800AA
R92
10K
R92
10K
R72
22K
R72
22K
R59
100K
R59
100K
R85
47k
R85
47k
R91
47R
R91
47R
R77
12K
R77
12K
R86
4.7k
R86
4.7k
75
3
1
8
642
RN4
100KX4
75
3
1
8
642
RN4
100KX4
R126
1K
R126
1K
C53
2.2uF
C53
2.2uF
R75
100K
R75
100K
R119
4.7K
R119
4.7K
E33
NC
E33
NC
R107
2.7K
R107
2.7K
E40
NC
E40
NC
E32
NC
E32
NC
R60
12K
R60
12K
C61
2.2uF
C61
2.2uF
+
EC4
220uF/16V
+
EC4
220uF/16V
R71
NC
R71
NC
E23
NC
E23
NC
J4
Link
J4
Link
CVBSIN
1
GND
2
CVBSOUT
3
GND
4
FC_FSW
5
GND
6
R
7
GND
8
G
9
GND
10
SC_FS
11
B
12
GND
13
LIN
14
LOUT
15
RIN
16
ROUT
17
C60
2.2uF
C60
2.2uF
L6
FB120R/200mA
L6
FB120R/200mA
C58
2.2uF
C58
2.2uF
C54
2.2uF
C54
2.2uF
E29
V800AA
E29
V800AA
E30
V800AA
E30
V800AA
R97
4.7k
R97
4.7k
R124
75R
R124
75R
R122
75R
R122
75R
Y
Pb
Pr
V
L
R
CN4
AV-JACK-1
Y
Pb
Pr
V
L
R
CN4
AV-JACK-1
1
1
2
2
9
9
3
3
8
8
4
4
5
5
7
7
6
6
E22
NC
E22
NC
C172
2.2uF
C172
2.2uF
C47
2.2uF
C47
2.2uF
R120
220R
R120
220R
R82
75R
R82
75R
R81
75R
R81
75R
C68
10uF
C68
10uF
R110
10K
R110
10K
R112
47R
R112
47R
R18
NC/33R
R18
NC/33R
R96
75R
R96
75R
R74
150R
R74
150R
R106
12K
R106
12K
C62
2.2uF
C62
2.2uF
R118
4.7K
R118
4.7K
R103
47k
R103
47k
R111
22K
R111
22K
E34
V800AA
E34
V800AA
R55
100K
R55
100K
R87
47R
R87
47R
R125
10K
R125
10K
R70
12K
R70
12K
C59
2.2uF
C59
2.2uF
C171
2.2uF
C171
2.2uF
E28
V800AA
E28
V800AA
R321
4.7k
R321
4.7k
C49
2.2uF
C49
2.2uF
R303
100K
R303
100K
75
3
1
8
642
RN5
100KX4
75
3
1
8
642
RN5
100KX4
R114
12K
R114
12K
R52
100K
R52
100K
R116
10K
R116
10K
R108
12K
R108
12K
Q8
3904
Q8
3904
1
2
3
C51
2.2uF
C51
2.2uF
R320
NC/33R
R320
NC/33R
R127
4.7K
R127
4.7K
E38
NC
E38
NC
R302
100K
R302
100K
R62
100R
R62
100R
R19
100K
R19
100K
C48
2.2uF
C48
2.2uF