DOWNLOAD Sony DXA-WZ8D / MHC-WZ8D Service Manual ↓ Size: 2.78 MB | Pages: 27 in PDF or view online for FREE

Model
DXA-WZ8D MHC-WZ8D
Pages
27
Size
2.78 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
dxa-wz8d-mhc-wz8d.pdf
Date

Sony DXA-WZ8D / MHC-WZ8D Service Manual ▷ View online

13
13
DXA-WZ8D
4-3. Schematic Diagram – TC MAIN Board (1/2) –
• See page 10 for Waveforms.
EXCEPT AEP,UK,RU
AEP,UK,RU
3300
63V
3300
71V
3300
71V
3300
63V
34
35
36
OSC
TC MAIN BOARD
(1 / 2)
TC MAIN
T6.3AL/250V
T4AL/250V
C107
C108
D103
R103
R104
C111
C112
D102
C251
C32
0
C
319
R315
C312
C302
C351
R352
C352
R351
R353
R358
R359
R360
R366
R365
R364
R363
R362
R361
R367
R368
D351
D352
C305
C318
C308
C118
C120
C303
C317
R
2
63
R
26
4
R328
R329
R369
R370
C114
IC302
R330
C327
C328
L302
100uH
L
303
L
304
C
3
30
C
30
4
C315
F102
F101
F103
F104
F105
R308
C309
C333
C334
C337
R
343
R344
R204
R201
R203
R
2
5
4
R
2
52
R
25
1
R
25
3
R
25
6
R
25
7
R
25
8
R
2
59
R
26
0
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
26
1
R
2
6
2
R
25
5
R128
D111
R325
C
3
23
C353
C354
C324
C2
5
3
R334
IC301
R
303
R
3
04
R306
R
31
0
R309
R335
R338
R336
C313
C
25
5
R
34
0
C326
R341
C
331
CN351
C301
C
314
R312
R302
R
31
3
C3
2
9
C332
R
32
7
R
326
R331
CN302
CN301
C105
C106
C338
C
32
5
R
3
39
R337
Q312
Q314
Q313
Q311
Q
310
Q
30
8
Q3
09
Q306
Q307
Q303
Q302
Q304
Q305
C306
Q352
Q301
Q354
Q355
Q356
Q
35
3
Q
35
1
IC251
Q101
C113
4700
D301
CN102
D101
C103
0.01
0.01
C104
C109
3300
3300
C110
IC303
D251
0.01
0.01
D3SBA20
100k
R232
22k
R231
100k
100k
D5SBA20
0.01
220
0p
220
0p
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
1SS355
1SS355
680p
680p
22
50V
10
50V
10
50V
680p
680p
1
0k
10k
2.2k
2.2k
100
100
0.01
BA09T
22k
680p
680p
27
M
H
2
7M
H
100
p
0.01
C
3
10
0
.1
0.01
100
100
10V
4700p
4700p
330p
33
k
33k
100k
4.7k
4.7k
1
K
10
0
1
00
1
0
0
1
00
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
1
00
100
100
1k
UDZSTE-173.9B
10k
1
5
0V
470
16V
10
50V
10
50V
0.1
6.8k
BA3402
33
0
k
12
k
100
1
2k
330k
33k
33k
100
22
50V
47
0p
22
0
100 10V
220
4.7
5
0V
13P
0.01
0.0068
33
3.3k
8.2k
10
0p
4.7
50V
100
15
k
22k
8P
3P
0.1
0.1
330p
10
5
0V
10
0
6.8k
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
2S
A
812
-T1
-M
5M
6
D
TC
114
EK
A-T
146
D
TC1
14EK
A
-T14
6
DT
C
11
4EKA
-T1
46
DTA114EKA-T146
2SC3624A
-T1L15L16
2SC3624A
-T1L15L16
RT1P137L-TP
DTC114EKA-T146
47
16V
2SB1116-TP-LK
2SC2001-TP-LK
DTC114EKA
-T146
DTC114EKA
-T146
DTC114EKA
-T146
2S
B1
116-TP-L
K
2S
B1
116-T
P-L
K
PT8300R-TP
2SC1623-T1-L5L6
25V
10EDB40-TB3
9P
D5SBA20
50V
50V
22
C232
50V
22
C231
50V
NJM4580V(TE2)
1SS355
TE-17
*
*
*
*
*
*
*
*
14
14
DXA-WZ8D
– TC MAIN Board (2/2) –
5.6
6.2
0
14.6
6.2
0.9
0.7
AEP,UK,RU
KR,TH
AUS
E2,E3,E15,MY,SP,PH
TH
34
35
36
C
SL
SR
E
TC MAIN BOARD
(2 / 2)
SURR R
+
-
SURR L
FRONT R
FRONT L
CENTER
SPEAKER
Q401,403
+
-
+
-
+
-
+
-
D
TC MAIN
HCD-WZ8D
HCD-WZ8D
C CH
MUTE
PROTECT
SR CH
PRE GND
SL CH
C
SURROUND AMP
(Page  18)
CN701
BOARD
TO
1
6
SURROUND AMP
(Page  18)
CN701
BOARD
TO
FRONT AMP
(Page  16)
CN502
BOARD
TO
FRONT AMP
(Page  16)
CN501
BOARD
TO
*
*
*
R406, 411, 412
22(AEP, UK, RU)
82(EXCEPT AEP, UK, RU)
*
T4AL/250V
EA
T6.3AL/250V
C209
C207
C205
C201
R432
R433
L404
R428
L403
R427
C414
0.01
C412
0.01
C413
0.01
C415
0.01
R414
R405 47K 
R419
R401
R403
C211
R217
R221
R220
C206
C210
C208
R219
R218
IC201
R209
C216
R207
R202
R410
R206
R205
C202
C203
C402
C407
C405
C408
R411
R422
R413
R415
R216
R210
R211
R212
CN204
R423
NO1
D911
Q601
C603
R601
L601
100uH
C601
C602
JW610
F601
JW602
JW612
JW611
JW604
JW603
S601
CN604
NO802
D201
D202
C204
Q204
Q206
D208
D205
D207
Q209
R213
Q211
Q212
Q203
Q202
Q205
D204
D209
CN205
NO809
19P
D402
D404
Q403
RY402
RY401
NO702
R417
CN206
JW101
CN605
CN602
RY601
TM401
220
10V
10
50V
100
10V
C605
47
16V
10
50V
1k
10k
68k
R402
47k
R404
68k
47k
4.7
50V
22k
4.7k
47k
0.01
47
16V
0.01
22k
100
RT8H015C
100
0.01
4.7k
2.2k
100k
10k
22k
10
50V
10
50V
47k
22k
22k
220k
1k
1k
1k
3P
47k
47k
WIRE
1SS355
2SC1623
0.01
4.7k
0.1
0.1
2P
7P
1SS355
TE-17
1SS355
TE-17
10
50V
DTA114EKA
-T146
Q213
DTC114EKA-T146
FAN CONTROL
DTC114EKA
-T146
10EDB40
10EDB40
10EDB40
2SD2525(TP)
0
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SC1623
-T1-L5L6
2SC1623
-TI-L5L6
UDZSTE-1713B
D203
UDZSTE-176.2B
1SS355
1SS355
1SS355
2SC3624A
Q401
2SC1623
RELAY
12V
R408
R409
R412
D403
2.2k
R421
47k
R420
R425
47k
10k
1SS355
R406
D401
1SS355
8P
CN401 7P
4.7k
20P
2P
10 1/2W
10 1/2W
10 1/2W
10 1/2W
10 1/2W
10 1/2W
0.1
0.1
10 1/2W
0.1
0.1
10 1/2W
0.1
0.1
10 1/2W
0.1
0.1
10 1/2W
0.1
0.1
R434
L405
R429
C406
C410     
R430
L402
R426
C403
C411
R431
L401
R424
C404
C409
EP401
2
2
2
2
2
2
2
2
2
EP601
*
*
*
*
*
*
*
*
*
*
15
15
DXA-WZ8D
4-4. Printed Wiring Board – FRONT AMP Board –
IC501
FRONT AMP BOARD
TC MAIN
TC MAIN
12
• 
 : Uses unleaded solder.
• 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-WZ8D
4-5. Schematic Diagram – FRONT AMP Board –
-51
52
-52
-53
-30.5
-16.7
16.7
30.5
53
-52
-51.6
30.5
29.9
30.2
0.6
-52
,RU
EXCEPT AEP,UK,RU 
FRONT AMP BOARD
TC MAIN
TC MAIN
R510
R524
R574
C502
C552
R501
R502
R504
R505
R523
R555
R573
R526
R539
R543
R545
R547
R548
R551
R552
R554
R535
R537
R500
R540
R576
C571
C572
R571
R521
C522
C521
IC501
C508
R530
TH531
R534
R542
R525
R575
R503
R553
R507
R557
D504
D505
JR501
R546
R541
R544
Q533
CN502
CN501
R572
C551
10
Q551
Q501
C501
10
R506
EP501
C503
C553
R556
C554
C504
D571
D521
D501
Q571
Q521
C531
22
22
C532
C533
47
47
C534
D532
Q537
Q535
Q534
R522
Q536
R531
33k
10
1/2W
10
1/2W
470p
C505
0.01
470p
2.2k
100k
1k
47k
47k
47k
47k
15k
33k
68k
2.2k
2.2k
2.2k
2.2k
100k
1k
100
1/4W
FR
100
1/4W
FR
10k
100k
15k
100000p
100000p
1k
1k
100000p
100000p
0.001
100
22k
100k
150k
150k
10k
10k
10k
10k
UDZSTE-1713B
UDZSTE-1713B
47k
47k
100k
2SC2713G
8P
7P
0.22
50V
2SC3624A
2SC3624A
50V
16V
16V
0
220p
220p
1SS355
1SS355
1SS355
2SC1841
2SC1841
100V
100V
50V
100V
1SS355
2SC1623
2SC1623
2SC1623
0.22
2SA1163G
1
1/4W
RF
 
R506, 556
110 (AEP, UK, RU)
120 (EXCEPT AEP, UK, RU) 
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