Circuit Diagrams and PWB Layouts
10.
SL7 Mono Carrier: CPU & Decoder
1
2
3
4
A
B
C
D
4
3
2
1
D
C
B
A
R125
3.3K
R127
3.3K
R126
3.3K
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
IC101
24C08
R102
100
R101
100
C112
100pF 50V
C113
100pF 50V
R103
100
C114
100pF 50V
ZD105
3V9
R111
10K
R119
15K
C115
2.2uF 50V
STAND BY
1
SCL
2
SDA
3
AV3
4
SCART ID
5
KEY
6
VOL
7
LED
8
VSS C/P
9
MUTE
10
PAL/NTSC
11
VSS A
12
DEC
13
VP2(8V)
14
DECDIG
15
PH2LF
16
PH1LF
17
GND3
18
DECBG
19
AVL/EWD
20
VDRB
21
VDRA
22
IF IN1
23
IF IN2
24
IREF
25
VSC
26
AGC OUT
27
SIF IN1/AUDEEM
28
SIF IN2/DECSDEM
29
GND2
30
SNDPLL/SIFAGC
31
AVL/REFO/SNDIF
32
HOUT
33
FBISO
34
AUDEXT/QSSO
35
EHTO
36
PLL IF
37
IFVO/SVO
38
VP1(8V)
39
CVBS1
40
GND
41
CVBS3/Y
42
C IN
43
AUDIO OUT
44
INSSW2
45
R2/V/Pr IN
46
G2/Y IN
47
B2/U/Pb IN
48
BCL IN
49
BLK IN
50
R OUT
51
G OUT
52
B OUT
53
VDDA(3.3V)
54
VPE
55
VDDC(3.3V)
56
OSC GND
57
XTAL IN
58
XTAL OUT
59
RESET
60
VDDP(3.3V)
61
AV1
62
AV2
63
IR IN
64
IC102
TDA937X
R128
3.3K
R121
4.7K
C122
0.01uF 50V
C131
10
0u
F
1
6
V
C110
0.22uF 63V
C123
0.01uF 50V
C103
10
0u
F
1
6
V
L101
10uH
C111
0.22uF 63V
C135
2n2 100V
R118 15K
C132
0.
1u
F 5
0
V
C1
3
3
4n
7
1
0
0V
C137
0.1uF 50V
C136
2.2uF 50V
C134
1nF 50V(OP)
C128
1nF 50V
C129
1nF 50V
1
2
3
4
5
SAW101
SAW
R135
39K 1/4W
C147
0.1uF 250V
C148
180pF 50V
C102
10uF 50V
C1
4
6
33
0
pF
5
0
V
R131
3.3K
C145
1n5 100V
C118
10uF 16V
R115
2.2K
R107 100
ZD101
5V1
C105
100uF 16V
C126
0.01uF 50V
L104
10uH
C14233pF
X101
12MHz
C143
33pF
C117
10uF 16V
C124
0.01uF 50V
L102
10uH
C104
100uF 16V
C125
0.01uF 50V
R104 100
R105 100
R106 100
L103
10uH
R112 10K
ZD102
8V2
ZD103
8V2
ZD104
8V2
R116
27K
C144
560pF 50V
C139
0.022 50V
C140
0.022 50V
C141
0.022 50V
R113
10K
R133
39K
R132
33K
C101
10uF 50V
D101
14148
C116
10uF 16V
C138
0.01uF 63V
C107
0.1uF 63V
C119
10uF 16V
C1
0
6
10
0
uF
1
6
V
C1
2
7
0
.01
uF
5
0V
L105
10uH
R114 2.2K
Q101
C1815
R137
47
C130
47
uF
16
V
R136 390 C109
0.1uF 63V
C149 220pF 50V
R134
5.6K
R124
100K
R122
180
R108 100
X102
5.5MHz
X103
6.0MHz
X104
6.5MHz
L106
8.2uH
R120 1.2K
R109
1K
R110
1K
Q102
C1815
R123
180
C1
2
0
10
uF
16
V
R
117
27
K
+3.3V
+8
V
H-
O
U
T
AF
C
V-OUT
AV-IN
C-YC
TV-AUDIO
V-YUV
Y-YUV
U-YUV
ABL
1
2
3
4
5
CN101
CON5
AV-SEL1
AV-SEL2
IR
C108
22nF 100V
C121
0.01uF 50V
STAND BY
KEY
VOL
LED
MUTE
IF
EW
VDRB
VDRA
AGC
EH
T
R129
3.3K
R130
3.3K
+5V
A1
-L
-I
N
SD
A
SC
L
R000
TEST
Test
T121
Test
T120
TestT117
TestT118
Test
T111
Te
st
T112
Test
T119
TestT113
TestT114
TestT115
TestT116
D102
14148
D103
14148
C150
N.C
ZD106
8V2
D104
14148
SW180
VOL-
SW181
VOL+
SW182
PRO-
SW183
PRO+
KEY
R182
820
R183
3.6K
R181
15K
R184
24K
1
2
3
M180
38KHz
D180
LED
IR
C180
10uF 16V
R180
100
+5V
LED
Test
T011
Te
st
T012
Te
st
T013
SW184
STAND BY
CPU AND DECODER
I_17
8
90_017.ep
s
10040
8
A7
A7