Circuit diagram

1 2 3 4 5 6
A
B
C
D
654321
D
C
B
A
Titl e
Si ze
No. ISS4
C
SAP 702 SCH
C214
220UF
C205
220UF
SAP-702-B.PCB
AC17V IN
1
2
3
4
5
6
7
7P
N101A
AC17V IN
+V
VH302
-V
L
AC230V IN
N
N
AC230V OUT
L
K501
PS4 TV-3
CTX2
MKT 0.01K 280~X2
F1AL/250V
F2
SW-3*2
R103
100
C305
3300UF/35V
R102
100
C306
3300UF/35V
R320
56K
R321
560R
WR101B
B10K*2
C362
C308
WR101A
B10K*2
1
2
3
N403
3P
1
2
3
N201A
3P
AV301A
AUX L
R104
100R
AV301B
AUX R
R208
100R
AV301C
TUNER L
1
2
3
N205A
3P
AV301D
TUNER R
R225
470R/1W
AV301E
CD L
R226
470R/1W
AV301F
CD R
R306
47K
R305
47K
D201
12V/1W
R304
47K
D202
12V/1W
R303
47K
R302
47K
R301
47K
+V
-V
SW101
L IN
GND
R IN
GND
SAP-702-C.PCB
C412
10UF
C411
10UF
R101
100K
R209
100K
AC230V
1
2
3
VH-3P
Vcc
Vss
U201A
JRC4558
U201B
+12V
POWER TRANSFORMER
-12V
AC17V
R214
12K
GND
R212
4K7
AC17V
R215
12K
T?
TRANS4
R216
4K7
+12V
-12V
1
2
N209A
2P
R229
22KLED
C291
100U
C202
100U
1
2
3
4
5
6
7
N301
7P
WR202B
B50K*2
WR202A
B50K*2
C290
223
C226
223
C222
223
C221
223
Vcc
Vss
U205A
JRC4558
U205B
+12V
-12V
R217
22K
R223
22K
WR203A
B50K*2
WR203A
B50K*2
C209
151
C210
151
C218
152
C217
152
R211
8K2
R220
8K2
R224
11K
R168
11K
R221
1M
R116
1M
C219
101
C220
101
C223
10UF
C206
10UF
WR201
B100K*1
R227
4K7
R228
4K7
R324
2R2
R323
560R
R322
56K
1
2
3
N202A
3P
R314
2R2
+V
1
2
3
N405
3P
-V
1
2
3
N303
3P
R413
100
C417
1UF
R317
47K
R412
100
R319
47K
C420
1UF
1
2
3
N406A
3P
5
7
11
9 1 6
2
10
8
4
3
TDA7265
AC
1
V+
2
AC
3
V-
4
D301
RS806
GND
C307
104
C302
104
C304
104
L IN
GND
R IN
SAP-702-A.PCB
DC
C301
47U/50V
R313
47K
Q302
8050
Q303
C9014
R308
390K
D302
1N4007
D304
12V/1W
C309
10UF/50V
DC
R401
100R/3W
C512
47UF50V
DC
D504
IN4001
1
2
3
VH301
3P
K501
CYF2-2A-12VDC
1
2
3
N302
3P