Sony TC-WE305, Service Manual

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4 4
TC-WE305
SCHEMATIC DIAGRAM – MAIN SECTION (1/2) –
CN801
CN802
C227
R228
IC106(2/2)
R225
C225
LPF201
R223
R129
R229
J101
C127
R128
IC106(1/2)
R125
C125
R123
LPF101
R122
C224
R221
C124
R121
R513
R511
R115
R216
R521
R522
D509
C218
R213
R215
C214
C216
C116
R113
C118
R124
C113
C112
C111
R111
R112
R110
R212
R211
C211
C213
R224
C212
R114
C515
R529
R527
R528
C513
T501
C514
C512 C511
CN503
IC107
µ PC1330HA-NA
C520
R533
C521
R534
D507
C131
C132
C231
C232
L201
D506
R210
R531
C518
R532
D508
C207
RV202
C209
C206 R209
R207
C205
R206
IC102(2/2)
µ
PC4570C-1
C204
R205
C104
R105
R107
C105
R106
R208
R108
R109 C106
C109
C107
IC102(1/2)
µ PC4570C-1
µ
PC4570C-1
IC101(2/2)
RV201
C203
C208
R204
R203 C202
R101
R201
C201
C101
R102
R202
R103 C102
R104
C108
C103
IC101(1/2)
µ PC4570C-1
C522
R525
Q516
R530
C519
Q517
Q518
Q102
Q202
Q511
Q512
Q103
Q203
IC103
Q101
Q201
IC104
R116
C115
R118
C133
R133
RV105
R233
C233
RV205
CN501
Q515
RV102
R217
C215
C217
CN502
C516
C517
R524
C123
C121
R515
C122
C223
R222
RV203
C221
IC105
RV101
R214
C117 C114
RV103
R117
R523
R218
R131
R231
L101
C226
C126
C222
C128
C129
C228
C229
R130
R230
R141
R142
R242
R241
CN803
2.2
50V
100k
NJM4558D
2.2k
4700p
5.6k
2.2k
2.2k
2.2
50V
100k
NJM4558D
2.2k
4700p
5.6k
4.7k
10
50V
220
10
50V
220
47k
47k
100k
10k
82k
10k
1N4148M
1
50V
100
100k
2.2
50V
2.2
50V
2.2
50V
18k
1
50V
220k
100
10V
390p
0.0047
15k
220k
11k
220k
15k
0.0047
10
50V
220k
390p
22k
0.0082
100V
33k
4.7
1/4FR
4.7
1/4FR 1
0.56
0.0082
630V
0.01
630V
10
50V
10k
4.7
50V
1k
1N4148M
100p
630V
150p
100p
630V
150p
33mH
1N4148M
11k
10k
0.47
50V
1k
1N4148M
2.2
50V
10k
10
50V
0.022 6.2k
22k
100
10V
100
680p
270k
680p
270k
22k
100
10V
100
120k
120k
6.2k 0.022
10
50V
2.2
50V
10k
2.2
50V
10
50V
120k
6.2k 0.022
270k
270k
470p
470p
100
100
6.2k 0.022
120k
10
50V
2.2
50V
10
50V
2.2k
2SC2001
BIAS OSC
33k
220
16V
2SC2001
BIAS
SWITCH
BN1L4M
BIAS
SWITCH
2SC2785
LINE MUTE
2SC2785
LINE MUTE
BA1L4M
REC EQ
CONTROL
BA1L4M
REC MUTE
2SC2785
BISA TRAP
SWITCH
2SC2785
BIAS TRAP
SWITCH
MC14066BCP
PB EQ
SWITCH
BA1L4M
PB/EQ
SWITCH
BA1L4M
PB EQ
SWITCH
CXA1551P
10k
0.1
2.2k
330p
630V
10k
220k
10k
330p
630V
220k
2SC2001
BIAS OSC
10k
3.3k
0.1
1
50V
0.0033
100V
0.0033
100V
10k
4.7
50V
4.7
50V
27k
0.47
50V
4.7
50V
4.7k
10k
4.7
50V
CXA1579P
10k
47
1
50V
2.2
50V
10k
3.3k
20k
2.2k
8.2k
8.2k
33mH
10
50V
10
50V
0.47 50V
220p
220p
220p
220p
1k
1k
9.1k
3.3k
3.3k
9.1k
5P
GND
MUTE
-7V
REC SW
MUTE
SPEED
+7V
A PB
BIAS
B PB
REC MUTE
REC/PB
PLAYBACK LEVEL
(L-CH)
PLAYBACK LEVEL
(R-CH)
PLAYBACK LEVEL
(R-CH)
PLAYBACK LEVEL
(L-CH)
REC LEVEL
(L-CH)
REC LEVEL
(R-CH)
BUFFER
REC EQ AMP
DOLBY NR AMP
PB EQ SWITCH
REC EQ AMP
PB EQ AMP
REC SWITCH
(R-CH)
REC BIAS
REC BIAS
(L-CH)
HEAD
ERASE
HE101
HEAD
PLAYBACK
RECORD/
PLAYBACK
HEAD
HRP101
HP101
DECK B
DECK A
R
L
OUT
IN
R
L
LINE
US,AUS,E
AEP
AEP
DECK A
DECK A
DECK B
DECK B