Sony CMT-EX200 / SA-WEX200 Service Manual ▷ View online
4
4
SA-WEX200
2-2. PRINTED WIRING BOARD
• See page 3 for Circuit Boards Location.
1
8
CN201
1
8
IC201
1
8
IC202
R204
R214
R117
R115
R203
R116
R114
R206
R207
R208
R205
C209
C208
C211
C210
C205
C207
C213
C203
C212
C204
C103
C104
D201
ON/STBY
RV202
LEVEL
RV201
CUT OFF FREQ
FRONT BOARD
11
(11)
S201
PHASE
1
11
10
2
L
SPEAKER
INPUT
R
TM101
+
–
+
–
L
SPEAKER
OUTPUT
R
+
–
+
–
1
8
1
2
1
2
1
2
3
1
2
R401
R402
C452
C451
C404
C406
C405
C403
C401
C402
1
8
CN201M
1
7
CN302W
1
3
CN501
1
10
CN301W
1
CN203M
1
CN502
T2
F402
–
+
F401
D401
D404
D403
D451
D455
D454
D453
D452
R451
MAIN BOARD
11
(11)
R303
R304
R309
R307
R310
R311
Q303
Q304
Q302
Q301
R313
R312
R301
R308
R302
B C E
E C B
E C B
E C B
C309
C305
C311
C306
C312
C310
C303
C302
C308
C307
C320
R306
C314
D302
D304
D303
1
7
CN302
1
CN303
RY301
D301
IC851
POWR AMP BOARD
11
(11)
SP901
SP902 (PASSIVE WOOFER)
INPUT BOARD
11
(11)
R503
R513
R501
R507
R120
R121
R502
R504
R511
R506
R103
R510
R512
R515
R514
R508
R509
R505
R105
R102
R101
R106
R112
R123
R122
R118
R111
IC101
R107
C505
C504
C704
C703
CN301
10
1
C506
C501
C503
C507
C502
C701
C711
D102
D503
D504
D103
D101
D104
D501
D502
D505
B
C
E
E C B
E C B
E C B
B C E
B C E
B C E
E
C
B
Q501
Q507
Q508
Q506
Q503
Q504
Q502
Q505
RY461
C2
C3
D461
1
CN203
CN503
CN501M
CN502M
S1
POWER
AC BOARD
11
(11)
CP901
AC IN
T1
POWER
TRANSFORMER
2
3
4
5
6
7
8
9
10
11
12
13
A
1
B
C
D
E
F
G
H
J
I
1-683-832-
1-683-834-
1-683-831-
1-683-833-
1-683-835-
D101
B-10
D102
B-10
D103
B-10
D104
A-10
D201
H-2
D301
I-5
D302
I-5
D303
I-4
D304
H-4
D401
B-4
D403
B-1
D404
C-1
D451
A-6
D452
A-6
D453
A-6
D454
A-6
D455
B-7
D461
F-9
D501
C-10
D502
E-10
D503
D-9
D504
C-10
IC101
A-10
IC201
G-2
IC202
H-2
IC851
H-5
Q301
G-4
Q302
G-4
Q303
H-4
Q304
G-4
Q501
C-10
Q502
E-10
Q503
D-9
Q504
D-10
Q505
E-9
Q506
D-10
Q507
D-10
Q508
C-10
• Semiconductor
Location
Ref. No.
Location
5
5
SA-WEX200
2-3. SCHEMATIC DIAGRAM
IC202(2/2)
IC202(1/2)
R208
R207
R205
R206
C204
R214
C203
R204
C212
R203
IC201(2/2)
IC201(1/2)
C103
C104
C213
R115
R117
R114
R116
D201
CN201
CN201M
IC101(2/2)
IC101(1/2)
R107
R118
R112
D104
D103
D102
D101
R103
R105
R101
R120
R122
R123
R121
R106
R102
TM101
R513
R511
R512
R510
D504
Q505
Q504
R507
R508
R509
Q503
D505
D503
R505
R503
R504
Q502
C507
R502
D502
R501
C502
D501
D455
R451
D454
D451
D452
D453
CN203M
CN203
D461
C3
JW1
CN503
JW2
D403
D404
R402
F402
C401
D401
F401
R314
D304
R313
R312
Q304
Q302
Q301
R310
R311
D303
R309
RY301
CN303
C308
C307
R307
R304
R302
R306
C302
C320
D302
D301
R111
T1
R301
IC851
C207
C210
C211
C205
C312
C305
C306
C504
C503
C506
C311
C704
C208
C209
C703
C405
C406
C451
C452
C303
C501
C505
C310
C309
R308
R401
T2
C403
C404
C402
CN502
CN502M
CN501M
CN501
CN301
CN301W
CN302
CN302W
RY461
C2
RV201
RV202
S201
R514
R515
R506
Q506
Q508
Q507
SP901
R303
Q303
Q501
C701
C711
SP902
JW3
NJM4580
NJM4580
100k
10k
10k
10k
0.068
100k
0.47
4.7k
100p
10k
NJM4580
NJM4580
0.047
0.047
100p
8.2k
1M
220k
470k
SML72423C-TP4
8P
BOARD
IN
8P
PH-L
NJM4580
NJM4580
22k
1.5k
180
1SS133
1SS133
1SS133
1SS133
180
10k
10k
4.7k
1/2W
1/2W
220
1/2W
220
1/2W
4.7k
1/2W
1/2W
10k
10k
SPEAKER
510
10k
220
100k
11ES2
2SC2785
2SA1175
820k
820k
10k
2SC2785
JW
1SS133
10k
1M
JW
2SC2785
0.1
100k
MTZJ-3.0A
2.2k
22000p
MTZJ-5.6A
1SS133T
4.7k
11ES2
11ES2
11ES2
11ES2
2P
PH
PH
2P
BOARD
IN
1SS133T
0.1
275V
JW
2P
UP-S
YEW
JW
MTZJ15B
MTZJ15B
1k
2W
2W
3.15A
125V
0.1
D3SBA20
3.15A
125V
10k
1SS133T
47k
100k
2SC2785
2SC2785
DTC124ES
100k
10k
1SS133T
22k
SPK RELAY
24V
2P
VH-L
WHT
1
1
2.2
1W
56k
22k
33k
220p
220p
1SS133T
1SS133T
10k
4.7k
LM3876-TF
4.7
50V
50V
22
50V
22
50V
4.7
50V
50V
10
50V
47
50V
47
50V
10
50V
4.7
50V
50V
4.7
50V
50V
4.7
50V
50V
47
25V
47
25V
47
25V
47
25V
100
25V
25V
100
25V
25V
470
25V
25V
470
25V
25V
100
25V
25V
47
25V
47
25V
100
25V
25V
220
10V
10V
JW
1k
2W
2W
3300
35V
AS
3300
35V
AS
0.1
2P
2P
2P
3P
10P
10P
7P
7P
4700p
125V
20k
20k
10k
10k
10k
UN4111
10K/10K
UN4111
10K/10K
DTC114ES
10K/10K
1.5k
2SC2785
2SC2785
JW
JW
JW
IN
POWER AMP
SPK/LINE MIX
L/R MIX
HPF
+15V
-15V
GND
IN
GND
OUT
OUT
LEVEL
NUTRAL
LIVE
CP901
6
M
A
9M
A
ON/STBY
SUB TRANS
GRN-LED
RED-LED
C
H
A
S
S
IS
REVERSE
NORMAL
LEVEL
CUT OFF FREQ
CUT OFF FREQ
PHASE
INPUT/OUTPUT
POWER
TRANSFORMER
AC IN
5
6
8
7
3
2
4
1
1
4
3
2
7
6
5
8
1
2
3
4
5
6
8
7
RELAY
DRIVER
DETECT
DETECT
AC IN
Q301,302
DC LEVEL
LCD DRIVER
LCD DRIVER
INV.
RELAY
DRIVER
Q504,505
Q502,503
AUDIO
LEVEL DETECT
REG
WOOFER
PASSIVE
6
SA-WEX200
3-1. FRONT SECTION
SENTION 3
EXPLODED VIEWS
The components identified by
mark
mark
0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
specified.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories and packing materials are given
in the last of the electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Les composants identifiés par une
marque
marque
0 sont critiques pour la
sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
Ne les remplacer que par une piéce
portant le numéro spécifié.
1
4-220-455-01 FOOT (FELT)
2
4-238-165-01 BOTTOM BOARD
3
4-238-164-01 SPEAKER BOX
4
4-238-158-01 KNOB
5
4-238-159-01 BUTTON
6
X-4954-421-1 FRONT PANEL ASSY
7
A-4727-796-A FRONT BOARD,COMPLETE
8
A-4727-795-A MAIN BOARD,COMPLETE
9
A-4727-798-A POWER AMP BOARD,COMPLETE
10
A-4727-799-A AC BOARD,COMPLETE
11
4-238-152-01 PANEL, BACK
12
A-4727-797-A INPUT BOARD,COMPLETE
013
1-783-531-31 CORD, POWER
*
14
3-703-244-00 BUSHING (2104), CORD
15
4-238-157-01 COVER, BACK
16
4-238-156-01 FOOT, SMALL
17
4-238-155-01 FOOT, LARGE
18
4-874-614-31 SCREW (4) (3.5X12), TAPPING
19
2-110-606-01 SCREW (DIA. 4X3.5) (1), +BTP
SP901
1-544-909-11 SPEAKER (10CM)
SP902
1-544-910-11 SPEAKER (10CM)
0T1
1-437-503-11 TRANSFORMER, POWER
16
1
1
2
17
17
19
3
18
18
4
5
6
7
8
18
18
9
15
14
13
11
10
12
SP901
SP902
Supplied with
RV201, 202
RV201, 202
not supplied
not supplied
not supplied
not supplied
not
supplied
supplied
T1
#4
#4
#3
#3
#3
#3
#3
#3
#3
#3
#1
#5
#5
#5
#5
#5
#2
#2
6
SECTION 4
ELECTRICAL PARTS LIST
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
NOTE:
•
•
Due to standardization, replacements in the
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
•
-XX, -X mean standardized parts, so they
may have some difference from the original
one.
may have some difference 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.
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
•
CAPACITORS:
uF:
uF:
µF
•
RESISTORS
All resistors are in ohms.
METAL: metal-film resistor
METAL OXIDE: Metal Oxide-film resistor
F: nonflammable
All resistors are in ohms.
METAL: metal-film resistor
METAL OXIDE: Metal Oxide-film resistor
F: nonflammable
•
COILS
uH:
uH:
µH
•
SEMICONDUCTORS
In each case, u:
In each case, u:
µ, for example:
uA...:
µA... , uPA... , µPA... ,
uPB... ,
µPB... , uPC... , µPC... ,
uPD...,
µPD...
When indicating parts by reference number,
please include the board name.
please include the board name.
The components identified by
mark
mark
0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
specified.
Les composants identifiés par une
marque
marque
0 sont critiques pour la
sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
Ne les remplacer que par une piéce
portant le numéro spécifié.
A-4727-799-A AC BOARD, COMPLETE
*****************
< CAPACITOR >
0C2
1-113-926-11 CERAMIC
0.0047uF
20%
125V
0C3
1-131-983-11 FILM
0.1uF
10%
275V
< CONNECTOR >
*
CN501M 1-568-226-11 PIN, CONNECTOR 2P
*
CN502M 1-568-226-11 PIN, CONNECTOR 2P
*
CN503
1-580-230-31 PIN, CONNECTOR (PC BOARD) 2P
< DIODE >
D461
8-719-911-19 DIODE 1SS119-25
< RELAY >
0RY461 1-755-198-11 RELAY
******************************************************
A-4727-796-A FRONT BOARD, COMPLETE
********************
< CAPACITOR >
C103
1-136-161-00 FILM
0.047uF
5%
50V
C104
1-136-161-00 FILM
0.047uF
5%
50V
C203
1-137-194-81 FILM
0.47uF
5%
50V
C204
1-136-495-11 FILM
0.068uF
5%
50V
C205
1-126-163-11 ELECT
4.7uF
20%
50V
C207
1-126-163-11 ELECT
4.7uF
20%
50V
C208
1-119-799-11 ELECT
47uF
20%
25V
C209
1-119-799-11 ELECT
47uF
20%
25V
C210
1-128-858-11 ELECT
22uF
20%
50V
C211
1-128-858-11 ELECT
22uF
20%
50V
C212
1-162-282-31 CERAMIC
100PF
10%
50V
C213
1-162-282-31 CERAMIC
100PF
10%
50V
< DIODE >
D201
8-719-056-11 DIODE SML72423C-TP15 (ON/STBY)
< IC >
IC201
8-759-261-93 IC NJM4580LD
IC202
8-759-261-93 IC NJM4580LD
< RESISTOR >
R114
1-247-887-00 CARBON
220K
5%
1/4W
R115
1-249-428-11 CARBON
8.2K
5%
1/4W F
R116
1-247-895-91 CARBON
470K
5%
1/4W
R117
1-247-903-00 CARBON
1M
5%
1/4W
R203
1-249-429-11 CARBON
10K
5%
1/4W
R204
1-249-425-11 CARBON
4.7K
5%
1/4W F
R205
1-249-429-11 CARBON
10K
5%
1/4W
R206
1-249-429-11 CARBON
10K
5%
1/4W
R207
1-249-429-11 CARBON
10K
5%
1/4W
R208
1-249-441-11 CARBON
100K
5%
1/4W
R214
1-249-441-11 CARBON
100K
5%
1/4W
< VARIABLE RESISTOR>
RV201
1-227-435-11 RES, VAR 20K (CUT OFF FREQ)
RV202
1-227-435-11 RES, VAR 20K (LEVEL)
< SWITCH >
S201
1-554-419-00 SWITCH, PUSH (1 KEY) (PHASE)
******************************************************
A-4727-797-A INPUT BOARD, COMPLETE
*******************
< CAPACITOR >
C501
1-126-947-11 ELECT
47uF
20%
25V
C502
1-136-157-00 FILM
0.022uF
5%
50V
C503
1-126-963-11 ELECT
4.7uF
20%
50V
C504
1-126-964-11 ELECT
10uF
20%
50V
C505
1-126-947-11 ELECT
47uF
20%
25V
C506
1-126-963-11 ELECT
4.7uF
20%
50V
C507
1-136-165-00 FILM
0.1uF
5%
50V
C703
1-119-799-11 ELECT
47uF
20%
25V
C704
1-119-799-11 ELECT
47uF
20%
25V
< CONNECTOR >
*
CN301
1-569-505-11 PIN, CONNECTOR 10P
< DIODE >
D101
8-719-991-33 DIODE 1SS133T-77
D102
8-719-991-33 DIODE 1SS133T-77
D103
8-719-991-33 DIODE 1SS133T-77
D104
8-719-991-33 DIODE 1SS133T-77
D501
8-719-109-88 DIODE RD5.6ESB1
FRONT
AC
INPUT
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