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SCHEMATIC DIAGRAM-2
C MAIN CIRCUIT :POSITIVE VOLTAGE LINE :NEGATIVE VOLTAGE LINE :FM/ AM SIGNAL LINE



R422 C418
100 50V0.22




R502




R501
0
C426
100P
R436
47K




0
R418 C416
100 50V0.22




MA165TA
8.6V




D404
-8.7V




MA165TA
50V0.47
IC405 R468




0.1
D402




C438
3300P
C




C412
C414




0.022
C410




R456
0.1
100




100
NJM4558MTE1 R464 C440
C422 100 50V0.1
BUFFER AMP




C428
33P A




R438



R444




R446



R442
2.7K




1.2K
18K




10K




C436
330P



R462
100K
0V 0V 4.3V 3.7V 3.7V 4.3V 4.2V 4.3V 4.3V
C424 R434 R432 C456 C430 C441




R460
4.7K
10 9 8 7 6 5 4 3 2 1 8.6V 100P 10K 100 16V10 0.1 C432 0.1
d 100P




IN
DAT




TRE




SIM OUT


SIM IN
OUT




BASS




VREF
CLK




D GND




R430
100K
C434 R458
-8.7V 0V 0V 0V -8.7V 0V 0V 0V 100P 10K -8.7V 0V 0V 0V 0V 0V 0V
IC402 4 3 2 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1
C1BB00000528
ELECTRONIC VOLUME Vss VEE INH Vss VEE INH




SIM OUT
IC403 IC404 -8.7V 0V 0V 0V IC406

A GND




SIM IN
BASS
NJM4558MTE1
DVDD




AVDD
4 3 2 1




OUT
BU4052BCF-E2 BU4052BCF-E2




TRE
CS




BUFFER AMP




IN
SWITCHING(VGCA) SIGNAL SELECTOR
11 12 13 14 15 16 17 18 19 20
5.1V 5.1V 4.3V 3.7V 3.7V 4.3V 4.2V 4.3V 8.6V 5 6 7 8
0V 0V 0V 4.9V




50V0.47
3300P
C413 B A VDD B A VDD




0.022
C409
C411
R423
10K




9 10 11 12 13 14 15 16 5 6 7 8 9 10 11 12 13 14 15 16
R421 C417 C423 R433 R431 C455
100 50V0.22 100P 10K 100 16V10 5.2V 5.2V 0V 0V 0V 4.9V 0V 0V 0V 4.9V 5.2V 0V 0V 0V 0V 0V 0V 4.9V
e




R449
R450




100
100
C433 R457




R465
R467
R435



C425
100P




100
100
R429
47K




100K
100P 10K
6.3V100




C421




R441




R443



R445
C408




2.7K



1.2K
R416




R415




10K
4.7K




4.7K


33P




100 50V0.1
R424




R463 C439
1K C431
M I 100P
H G F




R459


R455
4.7K
R420



C419




C407




MA165TA
1.5K




100
0.1




0.1




D401




R437
18K
R417 C415




C435




R461
330P




100K
100 50V0.22




MA165TA
4.9V
D403




C420




C427




C429




C437
R495




R490
1.2K
0.1




0.1




0.1




0.1
CN302 1M Q404
1
2 A DTA114ESTP




R489
1.2K
R488 SWITCHING(VGCA)
3 B 0V 4.7K
0.7V 1.4V 1.5V
4 C Q405,406 Q406
R411 R452 R262
5 100 10K 10K 2SC3311ATA
SWITCHING R487
6 A 0V 4.7K
(VGCA)
6.3V100
0.7V H B D D C B A
C256




F
C254
7 R261 Q405
0.1




8 G 10K




R497
0V




1M
9 H B
R254 FM/ AM
10 I 10K
11 2.6V
C P-P
J