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6-15. SCHEMATIC DIAGRAM – POWER Section –
CD73: CND
CD73V
J901
JW903
JW901
DC IN 6V
D902
1N4002
KH901
4P
(CD73:UK,IT)
R902
100
D901
1N4002
R901
C901
1k
1000
CNP901
16V
3P
DRY BATTERY
SIZE"C"
(IEC DESIGNATION)
4PCS. 6V
L901
47µH
(CHASSIS)
CNP304
4P
LCH
SP101
GND
(L-CH)
GND
SP201
RCH
(R-CH)
CNP302
4P
D303
R305
Q301,306,307
1SS119
47
+6V REGULATOR
R301
D304
1k
1SS119
R304
Q301
10k
2SA1576
Q306
R322
2SC4081
1k
C333
R303
C320
R321
C302
0.1
10k
0.01
4.7k
0.01
MTZJ-6.8B
R320
22k
C101
470
4V
C201
470
4V
R108
R208
4.7k
4.7k
C335
R333
C334
D309
R334
4.7
47k
0.047
1SS119
16V
L302
47µH
Q307
Q302
2SD2396K
2SB1013
C305
R307
470
47k
10V
VOUT
NC
Q302,303
R308
1k
B+ SWITCH
R306
10
Q303
DTC114EUA
C303
C304
D305
D310
C307
220
100
1SS119
0.1
10V
10V
D311
1SS119
SPEAKER AMP
IC303
LA4525
PRE
GND
VCC
GND
NC
C323
C324
470
0.1
10V
1M
31
31
L301
R309
10µH
10
R313
T301
1k
1SS355
C312
1
+3.3V
Q304,305,T301
REGULATOR
DC/DC
R312
C311
47k
CONVERTER
0.01
IC301
XC62HR3302PR
R310
100k
C308
C310
C306
C309
R311
Q304
Q305
C313
C314
100
10
0.1
0.01
47k
2SC4081
2SC4081
22p
0.1
4V
50V
D312
1SS119
C326
R317
2200p
10k
R202
R102
R316
C325
220k
220k
4.7k
0.022
R204
R205
10k
10k
C204
1
R209
50V
22k
R206
D201
1k
1SS119
Q201
2SD1757K-T146
-RS
R203
MUTING
4.7k
C205
1000p
C104
1
R104
R105
50V
10k
10k
R109
22k
R106
D101
1k
1SS119
Q101
2SD1757K-T146
-RS
MUTING
C327
C103
C203
R103
C105
4.7
470p
470p
4.7k
1000p
16V
ICF-CD73/CD73V
CNP303
3P
DGND
PVCC
PGND
(Page 23)
D308
CNP301
C315
11P
1
50V
µCDM GND
VT
R +B
R ON
AC IN
VM
POWER ON
BUZZER
(Page 29)
AMUT
AGC
R319
2.2k
+B
RCH
1
PRE GND
LCH
3
(Page 29)
R318
100k
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