Sony DXA-WZ7AV / MHC-WZ7AV Service Manual ▷ View online
13
13
DXA-WZ7AV
4-3. Schematic Diagram – TC MAIN Board (1/2) –
• See page 10 for Waveforms.
C107
C108
R103
R104
D102
C251
C
320
C3
19
R315
C312
C302
C351
R352
C352
R351
R353
R358
R359
R360
R366
R365
R364
R363
R362
R361
R367
R368
C305
C318
C308
C118
C120
C303
C317
R
263
R
264
R328
R329
R369
R370
C114
IC302
R330
C327
C328
L302
L303
L304
C33
0
C304
C315
R308
C309
C333
C334
C337
R343
R344
R204
R201
R203
R254
R
252
R
251
R
253
R
256
R257
R258
R
259
R
260
C252
R
316
R322
R324
R321
R323
C322
C321
R311
R307
R305
R320
R318
R314
T301
R354
R355
R357
R356
C316
C307
C311
R319
R317
R
261
R262
R
255
R128
D111
R325
C323
C353
C354
C324
C253
R334
IC301
R
303
R304
R306
R310
R309
R335
R338
R336
C313
C255
R
340
R341
CN351
C301
C314
R312
R302
R313
C329
C332
R
327
R
326
R331
CN302
CN301
C105
C106
C338
C3
25
R
339
R337
Q312
Q314
Q313
Q311
Q
31
0
Q
308
Q309
Q30
6
Q303
Q304
Q305
C306
Q352
Q354
Q355
Q356
Q
35
3
Q
351
IC251
Q101
D301
CN102
C103
C104
IC303
D25
1
FH101
FH151
FH103
FH153
FH102
FH152
FH105
FH155
FH104
FH154
C310
F101
F103
F104
F102
F105
C111
C112
D103
D351
D352
Q301
Q302
Q307
C113
D101
C109
C110
C326
C331
0.01
0.01
100k
100k
D5SBA20
0.01
2200p
2200p
4.7k
0.01
0.0047
0.0047
680
0.0047
680
47k
3.3k
3.3k
3.3k
10k
10k
10k
10k
10k
10k
10k
10k
680p
680p
22
50V
10
50V
10
50V
680p
680p
10k
10k
2.2k
2.2k
100
100
0.01
TA7809S
22k
680p
680p
27m
H
27m
H
1
00
p
0.01
0.01
100
100
10V
4700p
4700p
330p
33k
33k
100k
4.7k
4.7k
100
100
100
10
0
100
100
100
100
100
10
50V
8.2k
1k
1k
1k
1k
0.001
0.001
10
10k
47
4.7k
4.7k
47k
2.2k
2.2k
2.2k
2.2k
0.47
50V
0.47
50V
220
10V
10k
10k
100
100
100
1k
UDZSTE-173.9B
10k
1
50V
470
16V
10
50V
10
50V
0.1
6.8k
BA3402
330k
12k
100
12
k
330k
33k
33k
100
22
50V
470p
220
220
13P
0.01
0.0
068
33
3.3k
8.2k
100p
4.7
50V
100
15k
22k
8P
3P
0.1
0.1
330p
10
50V
100
6.8k
2SC3624A -T1L15L16
2SC3624A -T1L15L16
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
2SA812-T1-M
5M
6
DTC114EKA-T146
DTC114EKA
-T146
D
TC114EKA
-T146
2SC3624A
-T1L15L16
RT1P137L-TP
DTC114EKA-T146
47
16V
2SB1116-TP-LK
DTC114EKA
-T146
DTC114EKA
-T146
DTC114EKA
-T146
2SB
1116-TP-LK
2SB
1116-TP-LK
PT8300R-TP
2SC1623-T1-L5L6
10EDB40-TB3
7P
NJM4580V(TE2)
1SS355
TE-17
0.1
6.3A/250V
6.3A/250V
6.3A/250V
6.3A/250V
4A/250V
2200
71V
2200
71V
D3SBA20-4101
1SS355
TE-17
1SS355
TE-17
2SC2001TP-LK
2SC3624A
-T1L15L16
DTA114EKA
-T146
4700
25V
D5SB20
2200
50V
2200
50V
100 10V
4.7
50V
14
14
DXA-WZ7AV
4-4. Schematic Diagram – TC MAIN Board (2/2) –
C205
C201
C413
C414
R414
R419
R
4
0
1
R
4
0
3
C211
R217
R221
R220
C
2
0
6
C210
C
2
0
8
R219
R218
R209
C216
R207
R202
R410
R206
R205
C202
C203
R411
R422
R413
R415
R216
R210
R211
R212
CN204
N
O
1
C603
R601
L601
C601
C602
CN604
NO802
D201
D202
C204
Q204
Q206
Q209
Q211
Q212
Q203
Q202
Q205
D
2
0
4
Q403
NO702
R417
CN206
JW101
CN602
RY601
C207
CN809
JW603
JW604
JW611
JW612
JW602
FH651
FH601
F601
CN605
D911
S601
Q601
C605
IC201
C209
R213
D
2
0
9
D
2
0
3
D207
D205
D208
Q213
CN205
C412
R405
R412
R409
R408
R406
R421
R420
R
4
0
4
R
4
0
2
R425
CN401
JW124
JW123
JW125
JW122
JW121
D401
Q401
R423
D404
D403
RY402
RY403
RY401
C415
D402
TM401
100
10V
10
50V
0.01
0.01
2.2k
10k
6
8
k
4
7
k
4.7
50V
22k
4.7k
47k
0
.0
1
47
16V
0
.0
1
22k
100
100
0.01
4.7k
2.2k
100k
2.2k
22k
10
50V
10
50V
47
1W
47k
22k
22k
220k
1k
1k
1k
3P
W
IR
E
0.01
4.7k
0.1
0.1
2P
7P
1SS355
TE-17
1SS355
TE-17
10
50V
DTA114EKA
-T146
DTC114EKA
-T146
2SD2525(TP)
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SC1623
-TI-L5L6
U
D
Z
S
T
E
-1
7
1
3
B
2SC1623
-T1-L5L6
8P
4.7k
17P
2P
50V
6P
8A/250V
4P
1SS355
TE-17
2SC1623T1-L5L6
47
16V
RT8H015C
-T112-1
220
10V
0
1
S
S
3
5
5
T
E
-1
7
U
D
Z
S
T
E
-1
7
6
.2
B
DTC114EKA
-T146
19P
0.01
47k
47
1W
10k
2.2k
47
1W
47k
47k
6
8
k
4
7
k
47k
7P
1SS355TE-17
2SC1623
-T1-L5L6
47k
1SS355TE-17
1SS355TE-17
0.01
1SS355TE-17
10P
*1
*1
*1
15
15
DXA-WZ7AV
4-5. Printed Wiring Board – FRONT AMP Board – •
: Uses unleaded solder.
IC501
C505
FRONT AMP BOARD
EA,SP
TO
TC MAIN
BOARD
NO702
(Page 12)
D
TO
TC MAIN
BOARD
NO802
(Page 12)
C
12
• Semiconductor
Location
Ref. No.
Location
D501
D-3
D504
A-1
D505
A-1
D521
C-2
D532
D-2
D571
C-2
IC501
A-2
Q501
C-4
Q521
B-2
Q533
C-2
Q534
D-3
Q535
D-3
Q536
C-3
Q537
C-3
Q551
C-4
Q571
B-2
16
16
DXA-WZ7AV
4-6. Schematic Diagram – FRONT AMP Board –
R510
R524
R574
C502
C552
R501
R502
R504
R505
R523
R555
R573
R526
R543
R545
R547
R548
R551
R552
R554
R500
R540
R576
C571
C572
R571
R521
C522
C521
C508
R530
TH531
R
542
R525
R575
R503
R553
R507
R557
R546
R541
R544
CN502
CN501
R572
Q551
Q501
D571
D521
D501
Q571
Q521
D532
Q537
Q535
Q534
Q536
Q533
R539
R556
R506
C505
C553
C503
C551
JR501
C504
D504
D505
R537
C531
C532
C534
C533
R534
IC501
C554
R522
R531
R535
C501
33k
10
1/2W
10
1/2W
470p
470p
2.2k
100k
1k
47k
47k
47k
47k
15k
68k
2.2k
2.2k
2.2k
2.2k
100k
1k
10k
100k
15k
100000p
100000p
1k
1k
100000p
100000p
0.001
100
100k
150k
150k
10k
10k
10k
10k
47k
47k
100k
8P
7P
0.22
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
1SS355
TE-17
1SS355
TE-17
1SS355 TE-17
2SC1841
TP-PAFAFA
2SC1841
TP-PAFAFA
1SS355
TE-17
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SA1163G-TE85L
2SC2713G
-TE85L
33k
120
120
0.01
47
16V
47
16V
10
50V
0
220p
UDZSTE-1713B
UDZSTE-1713B
100
1/4W
22
100V
22
100V
47
50V
47
50V
22k
STK412-230
220p
0.22
1
1/4W
100
1/4W
10
50V
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