Sony DXA-WZ8D / MHC-WZ8D Service Manual ▷ View online
17
17
DXA-WZ8D
4-6. Printed Wiring Board – SURROUND AMP Board – •
: Uses unleaded solder.
IC701
• Semiconductor
Location
Ref. No.
Location
D711
C-3
D741
B-3
D742
B-3
D761
C-3
IC701
A-1
Q701
A-3
Q711
C-3
Q731
A-3
Q741
C-3
Q751
A-3
Q761
C-3
18
18
DXA-WZ8D
4-7. Schematic Diagram – SURROUND AMP Board –
C702
C704
C712
C713
C732
C733
C734
C742
C743
C752
C754
C762
C763
C771
D711
D741
D742
D761
Q701
Q731
Q751
R701
R702
R703
R704
R705
R711
R712
R713
R714
R715
R716
R731
R732
R733
R734
R735
R741
R742
R743
R744
R745
R752
R753
R754
R755
R761
R762
R763
R764
R765
R766
R773
C701
C703
C708
C709
C731
C751
C753
R700
R706
R756
R736
CN701
IC701
EP701
R751
NO703
Q711
Q761
R746
Q741
R774
1SS355
1SS355
1SS355
1SS355
2SC3624A
2SC3624A
2SC3624A
0.1
0.1
0.1
0.1
100k
1k
1k
47k
47k
15k
1k
2.2k
100k
1k
1k
47k
47k
15k
1k
100k
100k
1k
1k
47k
47k
15k
1k
0.22
2W
100k
10
1/2W
22
50V
47
50V
47
50V
47
50V
100p
100p
100p
470p
470p
470p
2.2k
100k
10
1/2W
0.1
0.1
10 50V
10 50V
10 50V
0.22
2W
0.22
2W
10k
10k
0.01
0.001
680
6P
STK403-240
7P
2SC2785TP
2SC2785TP
10
2SC2785TP
100
1/4W
2.2k
680
680
SECTION 5
EXPLODED VIEWS
NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
seldom required for routine service. Some delay
should be anticipated when ordering these items.
•
Hardware (# mark) list and accessories and packing
materials are given in the last of this parts list.
materials are given in the last of this parts list.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Abbreviation
AUS : Australian model
E2
AUS : Australian model
E2
: 120V AC area in E model
E3
: 240V AC area in E model
E15 : 220-240V AC area in E model
EA : Saudi Arabia model
KR : Korean model
MY : Malaysia model
PH : Philippines model
EA : Saudi Arabia model
KR : Korean model
MY : Malaysia model
PH : Philippines model
19
DXA-WZ8D
The components identified by mark
0
or
dotted line with mark
0
are critical for safety.
Replace only with part number specified.
RU : Russian model
SP
SP
: Singapore model
TH : Thai model
5-1. Front Panel Section
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
a
a
c
c
b
b
9
22
22
10
10
23
13
13
13
23
13
11
15
16
19
20
19
12
14
17
18
21
not supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
d
d
6
chassis section
1
3
4
5
7
8
2
mechanism deck section
#1
#4
#3
#1
#1
0 1
4-244-459-01 SPRING (LID)
2
X-4955-418-2 LID (TC) ASSY
3
4-244-977-01 SPRING (LID-R)
4
X-4955-284-1 HOLDER (A) ASSY
5
4-244-454-01 SPRING (HOLDER A)
6
1-769-985-11 WIRE (FLAT TYPE)(13CORE)
7
X-4955-285-1 HOLDER (B) ASSY
8
4-244-455-01 SPRING (HOLDER B)
9
4-244-442-01 PANEL (TC), FRONT
10
4-224-104-11 DAMPER
11
4-244-443-01 BUTTON (A)
12
4-244-444-01 BUTTON (B)
13
4-951-620-01 SCREW (2.6X8), +BVTP
14
4-244-450-01 HOLDER (LOCK)
15
4-244-448-01 LEVER (L)
16
4-244-447-01 LEVER (C)
17
4-244-449-01 LEVER (R)
18
4-244-446-01 BASE (LOCK)
19
3-363-099-11 SCREW (CASE 3 TP2)
20
4-244-441-11 CASE
21
4-245-758-01 PLATE (HEAD), SHIELD
22
4-959-229-11 DETENT, CASSETTE
23
3-378-109-12 CUSHION, SARANET
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
#3
7-685-862-09 SCREW +BVTT 2.6X6 (S)
#4
7-685-853-04 SCREW +BVTT 2X6 (S)
20
DXA-WZ8D
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
a
a
not supplied
not supplied
not supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not supplied
not
supplied
supplied
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#2
#2
#1
#1
not supplied
51
52
53
53
58
58
60
58
58
58
55
56
59
61
54
F105
F106
F601
F101
T302
FAN301
F102
F103
F104
51
A-4732-224-A FRONT AMP BOARD, COMPLETE (AEP, UK, RU)
51
A-4732-234-A FRONT AMP BOARD, COMPLETE
(E2, E3, E15, EA, MY, SP, PH)
51
A-4732-264-A FRONT AMP BOARD, COMPLETE (AUS)
51
A-4734-574-A FRONT AMP BOARD, COMPLETE (KR)
51
A-4734-588-A FRONT AMP BOARD, COMPLETE (TH)
52
A-4732-219-A TC MAIN BOARD, COMPLETE (AEP, UK, RU)
52
A-4732-230-A TC MAIN BOARD, COMPLETE (E2)
52
A-4732-246-A TC MAIN BOARD, COMPLETE
(E3, E15, MY, SP, PH)
52
A-4732-255-A TC MAIN BOARD, COMPLETE (EA)
52
A-4732-261-A TC MAIN BOARD, COMPLETE (AUS)
52
A-4734-571-A TC MAIN BOARD, COMPLETE (KR)
52
A-4734-583-A TC MAIN BOARD, COMPLETE (TH)
53
4-900-386-01 SCREW
54
3-703-571-11 BUSHING (S)(4516), CORD (E2, E3, E15)
* 54
3-703-244-00 BUSHING (2104), CORD
(EXCEPT E2, E3, E15)
0 55
1-468-737-11 POWER, SWITCHING
0 56
1-769-079-12 CORD, POWER (KR)
0 56
1-775-786-41 CORD, POWER (UK)
0 56
1-775-790-51 CORD, POWER (AUS)
0 56
1-777-071-63 CORD, POWER (AEP, RU, EA, MY, SP, PH)
0 56
1-824-818-11 CORD, POWER (WITH CONNECTOR)(TH)
0 56
1-827-226-21 CORD, POWER (E2, E3, E15)
58
3-970-608-01 SUMITITE (B3), +BV
59
1-500-386-11 FILTER, CLAMP (FERRITE CORE)
60
A-4732-226-A SURROUND AMP BOARD, COMPLETE
(AEP, UK, RU)
60
A-4732-236-A SURROUND AMP BOARD, COMPLETE
(E2, E3, E15, EA, MY, SP, PH)
60
A-4732-266-A SURROUND AMP BOARD, COMPLETE (AUS)
60
A-4734-576-A SURROUND AMP BOARD, COMPLETE (KR)
60
A-4734-591-A SURROUND AMP BOARD, COMPLETE (TH)
61
4-225-252-01 CUSHION (FOOT)
0 F101
1-533-473-11 FUSE, GLASS TUBE (DIA. 5) T6.3AL/250V
0 F102
1-533-473-11 FUSE, GLASS TUBE (DIA. 5) T6.3AL/250V
0 F103
1-533-473-11 FUSE, GLASS TUBE (DIA. 5) T6.3AL/250V
0 F104
1-533-473-11 FUSE, GLASS TUBE (DIA. 5) T6.3AL/250V
0 F105
1-533-471-11 FUSE, GLASS TUBE (DIA. 4) T5AL/250V
0 F106
1-533-472-11 FUSE, GLASS TUBE (DIA. 5) T5AL/250V
0 F601
1-533-471-11 FUSE, GLASS TUBE (DIA. 5) T4AL/250V
(E2, E3, E15, MY, SP, PH)
0 F601
1-533-473-11 FUSE, GLASS TUBE (DIA. 5) T6.3AL/250V (EA)
0 T302
1-439-643-11 TRANSFORMER, POWER (EA)
0 T302
1-439-644-11 TRANSFORMER, POWER
(E2, E3, E15, MY, SP, KR, TH, PH, AUS)
0 T302
1-439-645-11 TRANSFORMER, POWER (AEP, UK, RU)
FAN301 1-763-488-31 FAN, DC
#1
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
#2
7-685-650-79 SCREW +BVTP 3X16TYPE2 IT-3
The components identified by mark
0
or
dotted line with mark
0
are critical for safety.
Replace only with part number specified.
5-2. Chassis Section
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