Sansui HT5002, Service Manual

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A A
深圳兆驰多媒体有限公司
HT5301-ZC01-02 1.0
AV Switch
8 13 Saturday, March 04, 2006
Title
Size Document Number Rev
Date: Sheet of
FL
SEL_A
SEL_A
FL
OP_AUIN_R
AV_VEE
FR
FR
SEL_B
SEL_B
AV_VEE
OP_AUIN_L
AUIN1_L
SEL_B
OP_AUIN_R OP_AUIN_R
AUIN1_R
SEL_A
MIC_INR
MIC_INL
OP_AUIN_L
SEL_A 11
SCART_INL
SCART_VOUT
V_IN1
AINR 6,9
SCART_VOUT
G/Y_O/SY 5
V_OUT
SCART_VIN
DISPLAY_MODE 5
R/V_O/SC 5
V_OUT
SIGNAL_MODE 9
V_IN1
P-12V 1,9
B/U_O 5
AUIN1_R
A5V 1,9,10
MAIN_R 9
COAX 10
OPTI_O 9
MAIN_L 9
R/V_O/SC 5
SCART_INR
AUIN1_L
G/Y_O/SY 5
LFE# 9
SEL_B 11
AUIN1_L
AUIN1_R
AUIN1_L
AUIN1_R
TROUT 7
TLOUT 7
SCART_INL
SCART_INR
MIC_INL
MIC_INR
SCART_VIN
CVB1_O 5
AINL 6,9
AGND
VGND
A5V
VGND
V+5V
A5V
VGND VGND
VGND
AGND
V+5V
VGND
P-12V
VGND
VGND
VGND
P-12V
V+5V
AGND
V+5V
GND
VGND
VGND
VGND
VGND
VGND
VGND
VGND
VGND
AGND
AGND
AGND
AGND
+5AVAA
AGND
AGND
AGND
AGND
AGND
AGND
A5V
AGND
AGND
AGND
AGND
AVCC12
AGND
AGND
AGND
A-12v
AGND
AVCC12
AGND
A-12v
AGND AGND
JR1
RCAx3
1
2
3
4
5
6
7
8
9
+
EC49
220u/16V
R311
100
+
-
U26A
NJM4558
3
2
1
8
4
S1
SCART-21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
R2
7
4
10K
L33 FB0603
D22
5.1V/0.5W
1
2
JR3
RCAx2
1
2
3
4
5
6
U25
74HC4052
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Y0
Y2
Y
Y3
Y1
EN
VEE
GND
B
A
X3
X0
X
X1
X2
VCC
CN12
5
4
3
2
1
+
EC48
10u/16V
R297
150
C157
150PF
C114
100P
L35 FB0603
R308
680
R282 1K
C118
0.1u
C122
470P
R2
7
6
10K
BC71
0.1u
L36 FB0603
R306
10K
R304
15K
R287 1K
C116
100P
R309
680
L51 FB0603
C125
470P
R288 1K
JR2
S-VIDEO
1
2
3
4
5
6
7
8
R312
1K
L32 FB0603
L56 FB0603
C179
CAP NP
C124
820P
Q38
8050C
R2
8
0
10K
L57 FB0603
R2
7
5
10K
R313
1K
C135
100P
L38 FB0603
C136
100P
L39 FB0603
R286 1K
L52 FB0603
L55 FB0603
+
EC54
10u/16V
L1 FB
L46 FB0603
+
EC56
10u/16V
JR4
OPTI_OUT
1
2
3
BC69
0.1u
C121
47P
C126
47P
U12
74HC4052
1
2
3
4
5
6
7 8
9
10
11
12
13
14
15
16
Y0
Y2
Y
Y3
Y1
EN
VEE GND
B
A
X3
X0
X
X1
X2
VCC
R284 1K
L37 FB0603
L31 FB0603
+
EC62
220u/16V
L48 FB0603
L53 FB0603
R283 1K
L49 FB0603
C152
1000PF
L34 FB0603
C175
150PF
R285 1K
L42 FB0603
C153
1000PF
R294
6.8K
R2
9
8
4.7K
C130
30P
R281 1K
R
278 10K
L54 FB0603
R293
6.8K
BC70
0.1u
R3
1
6
10K
C131
30P
L47 FB0603
C161
150PF
R296
470
L58
FB0603
R307
10K
C120
30P
C159
150PF
R300
470
C132
47P
C134
30P
C129
30P
L43 FB0603
C
128
47P
C133
47P
R303
75
R305
15K
C160
150PF
C115
100P
R2
9
9
4.7K
C
127
47P
+
EC46
47u/16V
C158
150PF
R310
100
R292
6.8K R295
470
C156
150PF
R302
75
R291
6.8K
R3
1
7
1
0
K
+
-
U26B
NJM4558
5
6
7
8
4
L50 FB0603
C174
150PF
Q37
8050C
C123
820P
R290
10K
R2
7
9
10K
BC72
0.1u
C117
NC
+
EC47
10u/16V R289
10K