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A
MAIN P.C.B (REP4252A)
Q404
E C B 24 23
2
R12 C7 C34 C52 R13 C26 C19 C23
W49
W43 W47
C21 C22 R16
C43 R402 D401
R55
R10 C9 C31 C56 C5 L4 L6
E B C
R107
R57
W45 R26 C16 R27
R29
C
R102
C28
W19
C39 C40
C112
W9
W44 C48
W21
W27
W26
W24
L10
W8
C101 C117
C36 C37
R810
W50 R44 R45 C46
W36 R31 C38
W42
C412
W39
1 2 3
W57 R47
L401 L402 D403
D402 C410
W7
CF2
C47 R43
TP X1
W30 W31 W32 W33 W34
1 2 3 4 5 6 7 9
3
R38
C20 R36
C24 R37
C417
R24
E B C
C411
E B C
W41
W40
W58
C406
W18
W17
W16
C45 R64
W35
W13
W14
C401
C408
IC402
C409
4 5 3 2 1
W10 W12 C415
3 2 1 1 3 2
D405
D406
R41 R52
Q9 C
Q8
C59
W15
W5
C414
E B
R42
8 10 12 14 16 18 20 22
C413
Q1
C32 C29 C25 R20 TP6
W37
11 13 15 17 19 21
IC403
R416
C42
FP501
C416
1 2
R413 R415
R306
C18
W6
4
6
1
5
10
15
C113
W25
W100
W38
3
2
R62 C17
1
W43
T3
W23
3
2
1
W20
X2
W22
IC1
6
5
4
3
2
1
W4
CF1
C65 R61 R65 D5
R60
R1
30
25
20
16
R32
C404
R309
W56
B E
C41
W28
W11 C103 W10
C111
TL1
L3
C64
L12
Q4
C
B E
R403
B E R404
R405
R58 R59 C61 C57
Q13
E B
L9
C302
C63
L7 C62
D4
3 1
C104
R17
Q401 Q2 C
C
C Q402 Q403 B E C B E QR401 QR402 D408
E
C
B
C
R301 R313 R111
R56 C60
C4
C3
Q12
C303
C2
2
W52
R401
R22
R410 R408
18
13
R302
3 1
R21 R18
C53
C35
R406 R407
R304
D2 R4 R2
R3
W51
C106
W49
W54
W53
R104 C105 C301
C107 R103 C109 C108 R105
C306 R305
IC301
1 5 10 12
E B C
R303
C403
B E
W29
D407
W12
Q101
C308 C309
7 8 9 10 11 12
C307
C402
R101
IC302
3
2
1
EARPHONE
TP5
R414
IC404
R109
2 1
JW901
W1
JK302
P301
PbF 3226A
SPEAKER
C
SWITCH P.C.B (REP4252A)
VOLUME TUNE
VR1001
11 9 7 8 6 5 4 3 2 1
S1004
(EWS) R1001
10
L1001
W1002
FP1001
W1001
(AUTO TUNE)
S1001
(KEY_INT)
S1014
R1002
S1002
(EQ)
R1003
S1003
(SLEEP)
R1004
3
2
1
VR1002
3
2
1
(EQ/SLOW)
S1011
R1011 D5 (M5) R1010
S1010
(M4) R1009
S1009
(M3) R1008
S1008
(M2) R1007
S1007
(M1)
(5+)
R1005
S1012
S1006
R1006
(POWER)
S1013
S1005
(AM/FM)
PbF
3226A
RF-U300EG MAIN/SWITCH P.C.B