Schematic Diagram (1/2) - Sony WM-GX780 Service Manual

Radio cassette-corder
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WM-GX780/GX788

6-4. Schematic Diagram (1/2)

• See page 12 for Waveforms. • See page 18 for IC Block Diagram.
C701
0.047
0B
C702
0.1
0B
C703
0.1
0B
C709
0.1
0B
C704
0.1
0B
C708
10 6.3V
P
C705
10p CH
C706
10p
CH
R704
470k
X701
75 KHz
TP34
IC703
S-80808ANNP-E7Y
RESET IC
R705
220k
C712
1 1B
IC901
R902
XC62RP1602MR
100k
0.5%
R901
R735
22k
100k
0.5%
TP13
TP70
C811
0.0022
TP36
TP37
0B
TP25
R706
220k
R737
4.7k
R708
220k
R709
220k
R711
2.2k
R712
R710
470k
220k
Q701
XP4315
S801
F/R SW
LCD701
IC701
TC9328AF-118
C714
1 1B
TP7
TP8
TP35
R717
1k
R724
10k
R741
100k
TP702
R707
TP701
S701
47k
HOLD OFF-ON
R714
10k
L701
R701
TP38
10k
R716
1M
R736
R743
R745
220k
PH701
10k
0.5%
470 0.5%
PR-20
R744
R746
TP69
TP67
100k
0.5%
1.5k
0.5%
R718
R720
10k
470
TP45
C715
0.5%
0.5%
0.047
0B
TP68
TP66
R719
R721
100k
1.5k
S703
0.5%
0.5%
R723
R722
10k
2.2k
S708
0.5%
0.5%
R725
R726
220
1k
0.5%
S707
0.5%
R728
5.6k
S706
0.5%
R729
3.3k
S705
0.5%
R730
3.3k
S704
0.5%
R732
R731
470
4.7k
S709
0.5%
0.5%
R733
R734
15k
15k
S702
0.5%
0.5%
R742
15k
S710
0.5%
D1
C23
SVC347
R10
0.022
0B
100k
C35
0.0022
CT1
R8
D4
10p
470k
MA2S357
C20
C34
C24
TP1
0.0022
0B
0.022
0B
0.0022
0B
C31
0.022
0B
C19
C38
0.01
0B
0.001
0B
C16
0.01
0B
R4
2.2k
C17
0.01
0B
R12
*
IC1
TA2154FN
TUNER IC
C3
0.001
0B
C1
0.001
0B
C2
4.7
6.3V
C15
TP6
TP41
0.1
1B
TP61
FL1
TP63
C6
TP40
4.7
CF1
CF2
BP1
6.3V
FM IF
AM IF
P
TP2
Q405
R408
1k
UMZ8NTR
R410
220k
R409
4.7k
R414
47k
0.5%
R415
22k
0.5%
R401
470k
C414
470p
0B
R412
4.7k
C415
0.5%
0.47
IC401
XC6383C251ML
Q407
2SC4617TL-Q
Q404
L401
2SC4617TL-Q
TP59
TP60
TP23
16
16
TP21
C30
470p
CH
Q704
R7
C28
12A02S-TL
L5
10k
AM OSC
100p
R9
TP39
470k
C21
Q703
TP62
0.0022
0B
UN9216
TP3
C13
C4
0.1
0B
0.022
R25
0
Q3
XP1215-TXE
Q2
XP4501
C45
R22
0.047
0B
10k
R19
R18
R17
10k
10k
4.7k
R13
4.7k
R21
10k
C46
TP65
TP4
0.047
0B
R2
2.2k
R3
2.2k
TP64
P
C14
R26
R24
1k
0
0.022
TP5
C7
R23
470p
100k
0B
Q1
12A02S-TL
D403
Q406
MA2S111
12A02S-TL
T401
L403
DC/DC
R411
C408
47k
R402
R403
L402
470
R404
0.01
0.5%
4.7k
0B
47
1B
Q401
Q403
2SD1048
12A02S-TL
W1
W2
W3

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