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Model
SA-WM20
Pages
11
Size
888.98 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
sa-wm20.pdf
Date
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Sony SA-WM20 Service Manual ▷ View online

7
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
SA-WM20
SECTION 4
ELECTRICAL PARTS LIST
1-680-714-12 PWB, CONTROL
*************
<CAPACITOR>
C203
1-136-173-00 MYLAR
0.47uF
5.00%
50V
C204
1-136-165-00 MYLAR
0.1uF
5.00%
50V
C205
1-126-963-11 ELECT
4.7uF
20.00% 50V
C207
1-126-963-11 ELECT
4.7uF
20.00% 50V
C208
1-104-664-11 ELECT
47uF
20.00% 25V
C209
1-104-664-11 ELECT
47uF
20.00% 25V
C210
1-126-965-11 ELECT
22uF
20.00% 50V
C211
1-126-965-11 ELECT
22uF
20.00% 50V
<CONNECTOR>
CN201
1-785-093-11 PIN, CONNECTOR 8P
<IC>
IC201
8-759-634-50 IC  M5218AL
IC202
8-759-634-50 IC  M5218AL
<RESISTOR>
R201
1-249-425-11 CARBON
4.7K
5%
1/4W F
R202
1-249-429-11 CARBON
10K
5%
1/4W
R203
1-249-425-11 CARBON
4.7K
5%
1/4W F
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
R209
1-247-807-31 CARBON
100
5%
1/4W
R214
1-247-887-00 CARBON
220K
5%
1/4W
R215
1-249-425-11 CARBON
4.7K
5%
1/4W F
<VARIABLE RESISTOR>
RV201
1-227-365-11 RES, VAR 20K/20K
RV202
1-227-364-11 RES, VAR 20K
<SWITCH>
S201
1-554-522-00 SWITCH, PUSH (1 KEY)
*************************************************************
1-680-716-12PWB, LED
********
<CONNECTOR>
* CN203
1-564-517-11 PLUG, CONNECTOR 2P
<DIODE>
D201
8-719-058-03 DIODE  SEL5423E-TP15
*************************************************************
1-680-713-12 PWB, MAIN
**********
<CAPACITOR>
0 C2
1-113-924-11 CERAMIC
0.0047uF
20.00% 250V
C101
1-126-964-11 ELECT
10uF
20.00% 50V
C103
1-136-165-00 MYLAR
0.1uF
5.00%
50V
C104
1-136-165-00 MYLAR
0.1uF
5.00%
50V
C301
1-136-165-00 MYLAR
0.1uF
5.00%
50V
C303
1-126-933-11 ELECT
100uF
20.00% 16V
C304
1-136-153-00 FILM
0.01uF
5%
50V
C305
1-126-967-11 ELECT
47uF
20.00% 50V
C306
1-126-967-11 ELECT
47uF
20.00% 50V
C307
1-136-169-00 MYLAR
0.22uF
5.00%
50V
C308
1-136-169-00 MYLAR
0.22uF
5.00%
50V
C309
1-126-934-11 ELECT
220uF
20.00% 10V
C310
1-126-949-11 ELECT
220uF
20.00% 35V
C311
1-126-963-11 ELECT
4.7uF
20.00% 50V
C312
1-126-964-11 ELECT
10uF
20.00% 50V
C320
1-102-110-00 CERAMIC
0.00022uF 10.00% 50V
C401
1-136-165-00 MYLAR
0.1uF
5.00%
50V
C402
1-136-165-00 MYLAR
0.1uF
5.00%
50V
C403
1-126-974-11 ELECT
3300uF
20.00% 50V
C404
1-126-974-11 ELECT
3300uF
20.00% 50V
C405
1-104-665-11 ELECT
100uF
20.00% 25V
C406
1-104-665-11 ELECT
100uF
20.00% 25V
<CONNECTOR>
CN1
1-564-321-00 PIN, CONNECTOR 2P
* CN2
1-580-230-11 PIN, CONNECTOR (PC BOARD) 2P
CN101
1-785-093-11 PIN, CONNECTOR 8P
* CN301
1-565-792-11 PIN, CONNECTOR 2P
<DIODE>
D101
8-719-991-33 DIODE  1SS133T-77
D102
8-719-991-33 DIODE  1SS133T-77
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.
•
-XX, -X mean standardized parts, so they
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.
•
CAPACITORS:
uF: µF
•
RESISTORS
All resistors are in ohms.
METAL: metal-film resistor
METAL OXIDE: Metal Oxide-film resistor
F: nonflammable
•
COILS
uH: µH
•
SEMICONDUCTORS
In each case, u: µ, for example:
uA...: µA... , uPA... , µPA... ,
uPB... , µPB... , uPC... , µPC... ,
uPD..., µPD...
• Abbreviation
CND : Canadian model
SP
: Singapore model
MX
: Mexican model
MY
: Malaysia model
When indicating parts by reference number,
please include the board name.
CONTROL
MAIN
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque  0 sont critiques pour la
sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
LED
8
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
SA-WM20
D103
8-719-991-33 DIODE  1SS133T-77
D104
8-719-991-33 DIODE  1SS133T-77
D301
8-719-991-33 DIODE  1SS133T-77
D302
8-719-991-33 DIODE  1SS133T-77
D303
8-719-991-33 DIODE  1SS133T-77
D304
8-719-991-33 DIODE  1SS133T-77
D401
8-719-500-56 DIODE  D3SBA20
D402
8-719-991-33 DIODE  1SS133T-77
D403
8-719-947-61 DIODE  MTZJ-T-72-15B
D404
8-719-947-61 DIODE  MTZJ-T-72-15B
<FUSE>
0 F1
1-532-500-31 FUSE (T630mAL/250V)(AEP,UK,MY,SP)
0 F1
1-532-502-31 FUSE (T1.25AL/250V)(E)
0 F1
1-532-742-11 FUSE, GLASS CYLINDRICAL (DIA.5)
(1.6A/125V)(US,MX,CA)
0 F2
1-532-499-31 FUSE (T400mAL/250V)(E)
<IC>
IC101
8-759-634-50 IC  M5218AL
IC102
8-759-634-50 IC  M5218AL
<JACK>
J103
1-770-377-31 JACK, PIN 1P (LINE)(E)
J103
1-793-446-11 JACK, PIN 1P (LINE)(US,MX,CA,AEP,UK,MY,SP)
<TRANSISTOR>
Q301
8-729-029-86 TRANSISTOR  DTC124ESA
Q302
8-729-119-78 TRANSISTOR  2SC2785-HFE
Q303
8-729-178-42 TRANSISTOR  2SC2784-F
Q304
8-729-119-78 TRANSISTOR  2SC2785-HFE
Q401
8-729-029-66 TRANSISTOR  DTC114ESA
<RESISTOR>
R101
1-249-441-11 CARBON
100K
5%
1/4W
R102
1-249-441-11 CARBON
100K
5%
1/4W
R103
1-249-425-11 CARBON
4.7K
5%
1/4W F
R105
1-249-441-11 CARBON
100K
5%
1/4W
R106
1-249-441-11 CARBON
100K
5%
1/4W
R107
1-249-425-11 CARBON
4.7K
5%
1/4W F
R109
1-249-425-11 CARBON
4.7K
5%
1/4W F
R110
1-249-441-11 CARBON
100K
5%
1/4W
R111
1-249-429-11 CARBON
10K
5%
1/4W
R114
1-247-887-00 CARBON
220K
5%
1/4W
R115
1-249-441-11 CARBON
100K
5%
1/4W
R116
1-249-429-11 CARBON
10K
5%
1/4W
R117
1-247-895-00 CARBON
470K
5%
1/4W
R118
1-249-425-11 CARBON
4.7K
5%
1/4W F
R120
1-249-425-11 CARBON
4.7K
5%
1/4W F
R121
1-249-425-11 CARBON
4.7K
5%
1/4W F
R122
1-249-425-11 CARBON
4.7K
5%
1/4W F
R123
1-249-425-11 CARBON
4.7K
5%
1/4W F
R301
1-249-425-11 CARBON
4.7K
5%
1/4W F
R302
1-249-433-11 CARBON
22K
5%
1/4W
R303
1-249-411-11 CARBON
330
5%
1/4W
R304
1-249-433-11 CARBON
22K
5%
1/4W
R305
1-249-435-11 CARBON
33K
5%
1/4W
R307
1-249-385-11 CARBON
2.2
5%
1/6W F
R308
1-215-868-00 METAL OXIDE
680
5%
1W
R309
1-249-433-11 CARBON
22K
5%
1/4W
R310
1-249-433-11 CARBON
22K
5%
1/4W
R311
1-249-441-11 CARBON
100K
5%
1/4W
R312
1-249-441-11 CARBON
100K
5%
1/4W
R313
1-249-437-11 CARBON
47K
5%
1/4W
R314
1-249-430-11 CARBON
12K
5%
1/4W
R401
1-215-892-11 METAL OXIDE
1K
5%
2W
R402
1-215-892-11 METAL OXIDE
1K
5%
2W
R405
1-249-429-11 CARBON
10K
5%
1/4W
R406
1-215-894-11 METAL OXIDE
2.2K
5%
2W
<RELAY>
RY301
1-515-920-11 RELAY (24V)
<SWITCH>
0 S2
1-762-953-11 SWITCH, POWER (VOLTAGE SELECTOR)(E)
<TERMINAL>
TM101
1-537-922-11 TERMINAL BOARD (SPEAKER)
*************************************************************
1-680-715-12 PWB, SWITCH
************
<CAPACITOR>
0 C1
1-113-924-11 CERAMIC
0.0047uF
20.00% 250V
<CONNECTOR>
* CN3
1-564-321-11 PIN, CONNECTOR 2P
<SWITCH>
0 S1
1-554-920-11 SWITCH, PUSH (AC POWER)(1 KEY)(@/1)
*************************************************************
1-680-717-12 PWB, POWER IC
**************
<CAPACITOR>
C302
1-162-286-31 CERAMIC
220PF
10%
50V
<CONNECTOR>
CN303
1-785-088-11 PIN, CONNECTOR 6P
<IC>
IC301
8-759-299-54 IC  LM3886TF
<RESISTOR>
R306
1-249-435-11 CARBON
33K
5%
1/4W
*************************************************************
SWITCH
MAIN
POWER IC
The components identified by mark 
0
 or
dotted line with mark 
0
 are critical for
safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
 sont critiques pour la sécurité.
Ne les remplacer que par une piéce portant
le numéro spécifié.
9
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
SA-WM20
MISCELLANEOUS
**************
0 T1
1-435-879-11 TRANSFORMER, POWER (US,MX,CA)
0 T1
1-435-880-11 TRANSFORMER, POWER (AEP,UK,MY,SP)
0 T1
1-435-881-11 TRANSFORMER, POWER (E)
*************************************************************
ACCESSORIES & PACKING MATERIALS
*******************************
1-770-019-11 ADAPTOR, CONVERSION PLUG 3P (UK)
1-769-329-21 CORD, CONNECTION (PIN-PIN)
1-769-433-21 CORD, SPEAKER
4-233-869-11 MANUAL, INSTRUCTION
 (ENGLISH,FRENCH)(US,CND,UK)
4-233-869-21 MANUAL, INSTRUCTION
(ENGLISH,FRENCH,GERMAN,ITALIAN)(AEP)
4-233-869-31 MANUAL, INSTRUCTION
(DUTCH,SPANISH,SWEDISH,POLISH)(AEP)
4-233-869-41 MANUAL, INSTRUCTION
(PORTUGUESE,DANISH,FINNISH,RUSSIAN)
(AEP)
4-233-869-51 MANUAL, INSTRUCTION
(ENGLISH,FRENCH,SPANISH,CHINESE)
(E,MX,MY,SP)
4-235-237-01 FOOT
The components identified by mark 
0
 or
dotted line with mark 
0
 are critical for
safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
 sont critiques pour la sécurité.
Ne les remplacer que par une piéce portant
le numéro spécifié.
9
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
SA-WM20
MISCELLANEOUS
**************
0 T1
1-435-879-11 TRANSFORMER, POWER (US,MX,CA)
0 T1
1-435-880-11 TRANSFORMER, POWER (AEP,UK,MY,SP)
0 T1
1-435-881-11 TRANSFORMER, POWER (E)
*************************************************************
ACCESSORIES & PACKING MATERIALS
*******************************
1-770-019-11 ADAPTOR, CONVERSION PLUG 3P (UK)
1-769-329-21 CORD, CONNECTION (PIN-PIN)
1-769-433-21 CORD, SPEAKER
4-233-869-11 MANUAL, INSTRUCTION
 (ENGLISH,FRENCH)(US,CND,UK)
4-233-869-21 MANUAL, INSTRUCTION
(ENGLISH,FRENCH,GERMAN,ITALIAN)(AEP)
4-233-869-31 MANUAL, INSTRUCTION
(DUTCH,SPANISH,SWEDISH,POLISH)(AEP)
4-233-869-41 MANUAL, INSTRUCTION
(PORTUGUESE,DANISH,FINNISH,RUSSIAN)
(AEP)
4-233-869-51 MANUAL, INSTRUCTION
(ENGLISH,FRENCH,SPANISH,CHINESE)
(E,MX,MY,SP)
4-235-237-01 FOOT
The components identified by mark 
0
 or
dotted line with mark 
0
 are critical for
safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
 sont critiques pour la sécurité.
Ne les remplacer que par une piéce portant
le numéro spécifié.
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