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SCHEMATIC DIAGRAM-4 SCHEMATIC DIAGRAM-4

B MAIN CIRCUIT :POSITIVE VOLTAGE LINE :NEGATIVE VOLTAGE LINE :MAIN SIGNAL LINE :TAPE PLAY SIGNAL LINE :TAPE REC SIGNAL LINE :FM/AM SIGNAL LINE




CNT
FR
FL
QR7201
B1GDCFGA0014




VOL CK

VOL DA
MUTING CONTROL




B0ACCK000005
R7252 2.2K
D7002 C7035 MUTE SUB




R7058




R7059
R7066 B0ACCK000005 16V47




4.7K




4.7K
56K R7255




C7225 50V4.7
R7253 27K



R7254 56K
1.8K




D7001
C7055 220P

C7056 220P
C7047 4700P

C7048 4700P
R7257 Q7201




C7049 0.1

C7050 0.1

C7051 0.1

C7052 0.1




C7053 4.7



C7054 4.7
C7202
C7057 C7058 R7256 50V3.3 1K C7036 B1GFGCAA0001
0.01 0.01 1K R7001 16V47 MUTING
6.8K(EE)




R7010 220K
8.2K(Except EE) R7201 C7229 R7237
QR7202




C7008
50V10
6.8K 50V1 1K 1 6
B1GDCFGA0014
R7002 MUTING CONTROL




R7073


C7041


R7065


C7042




R7056




R7057
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 47K(EE) C7203 C7204




470P




470P




100K




100K
MUTE C




22K




22K
39K(Except EE) 0.033 0.1 2 5




LOUT2

LOUT1

TNFR

TNFL

FNFRA

BNFRB

BNFLA

BNFLB

GOUTFL

VINFL

GOUTFR

VINFR

AGND5

THGND

CL

DA

AGND4

VCC

VEE

FOUT4




50V3.3
C7205




C7201
0.01 R7251 R7250 R7249




C7226 50V4.7
100K 2.2K 1.8K




R7248 27K



R7247 56K
C7001 C7002




R7202 27K
0.1 0.033 3 4
5 6 7 8
61 INA1 FIN4 40
VCC
- R7246
62 INA2 OUTFL 39