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Model
SA-WMP1
Pages
10
Size
1.1 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
sa-wmp1.pdf
Date
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6
6
SA-WMP1
SA-WMP1
1-2. SCHEMATIC DIAGRAM
JW402
JW403
JW404
JW401
JW2
JW1
T1
F902
F903
T1AL/250V
T2.5AL/250V
F901
FH902
FH952
C101
C209
C211
C301
C401
C402
C409
C410
D901
FH901
FH951
R110
R202
R205
R206
R207
R212
R213
R216
R217
R301
R304
R305
R306
R312
R313
R314
R317
R500
R501
R502
R503
R504
R505
C304
C305
C306
C308
C313
C319
C320
C407
C408
C318
J101
Q308
R101
R102
R319
R320
R322
R323
R326
R329
RY301
S901
R214
R325
R318
R321
C2
C201
C205
C206
C207
C208
C302
C303
C405
C406
C501
C502
C601
C801
R327
Q307
S2
C307
C310
CN402
R307
R308
R309
R324
R310
R316
C309
R328
CNP401
C901
T2
C203
C204
R208
R209
R210
C210
CN101
CNP111
CNP801
RV801
R311
C403
C404
R401
R402
CN201
CN301
CN3
CN2
CN1
IC202(1/2)
IC202(2/2)
D205
D206
C311
C312
D303
D304
Q301
Q304
Q302
Q311
IC203(1/2)
IC203(2/2)
Q310
Q309
D305
CN2
CN1
C2
FH903
FH953
R403
R404
D402
D403
D501
Q501
Q502
C503
Q504
Q503
CN4
R601
D302
D301
D401
Q303
Q305
Q306
CN204
220p
220p
220p
220p
50V
0.1
0.1
0.1
0.1
SEL5421E
100k
1k
100k
10k
10k
8.2k
8.2k
10k
100k
4.7k
47k
470
120
22k
22k
47k
10
2.2k
10k
47k
100k
100k
22k
220p
2200p
100p
10p
100p
100p
100p
470
50V
470
50V
680p
MN2488
47k
47k
47k
10
22k
10k
10
2.2k
100k
47
560
150
0.0047
250V
10
50V
10
50V
10
50V
0.022
0.68
10
50V
100
10V
100
50V
100
50V
10
50V
220
35V
10
50V
10
50V
0.22
MP1620
SELECTOR
22
100V
22
100V
7P
330
330
180
180
180
180
47
35V
180
7P
0.0047
250V
0.1
0.1
10k
OPEN
100k
10
50V
2P
3P
3P
20k
680
1W
4700
63V
4700
63V
1k
2W
1k
2W
2P
2P
2P
2P
2P
NJM4565DD
NJM4565DD
MTZJ-T-72-12B
MTZJ-T-72-12B
0.01
0.01
1SS133T-72
1SS133T-72
2SA988TP-PAFAEA
2SA988TP-PAFAEA
2SA988TP-PAFAEA
2SA1145-O
NJM4565DD
NJM4565DD
2SC3623ATP-LK
2SA1175TP-HFE
1SS133T-72
2P
2P
0.0047
250V
10
1/4W
10
1/4W
40-TA2B5
40-TA2B5
1SS133-72
2SC2785TP-E
2SC2784EFP-TP
220
10V
DTC124ESA-TP
2SC2785TP-E
2P
1k
1SS133T-72
1SS133T-72
D5SBA204101
2SC2785TP-E
2SC2785TP-E
2SC2705-O
CURRENT
REGULTOR
2P
(2/2)
(1/2)
T1AL/250V
7
SA-WMP1
SECTION 2
EXPLODED VIEWS
NOTE:
•
-XX and -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.
•
The mechanical parts with no reference
number in the exploded views are not supplied.
•
Abbreviation
AUS
: Australian model
E51
: Chilean and Peruvian models
MX
: Mexican model
SP
: Singapore model
SP6
: Singapore and Malaysia models
2-1.
FRONT PANEL ASSY
Ref. No.
Part No.
Description
Remark
1
A-1095-888-A WOOFER RING ASSY
2
4-235-677-01 SCREW (4X20) (TYPE1), +BVTP
SP1
1-825-845-12 LOUDSPEAKER (20cm)
The components identified by mark 0  or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
SP1
amp section
2
1
Ver. 1.1
8
SA-WMP1
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
2-2.
AMP SECTION
51
4-235-677-01 SCREW (4X20) (TYPE1), +BVTP
52
3-703-244-00 BUSHING (2104), CORD
0 53
1-696-847-22 CORD, POWER
54
3-905-609-32 SCREW (TRANSISTOR)
55
A-1114-613-A MAIN BOARD, COMPLETE
56
4-999-482-81 KNOB (VOL)
0 F901
1-532-463-51 FUSE T1AL/250V (AUS,SP,SP6)
0 F901
1-532-464-51 FUSE T2.5AL/250V (MX)
0 F902
1-532-463-51 FUSE T1AL/250V (E51)
0 F903
1-532-464-51 FUSE T2.5AL/250V (E51)
0 T1
1-443-749-11 POWER TRANSFORMER
Q307
6-702-391-01 IC MP1620-OPY-MK
Q308
6-702-390-01 IC MN2488-OPY-MK
#1
7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3
#2
7-685-881-09 SCREW +BVTT 4X8 (S)
#3
7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S
not 
supplied
not 
supplied
not 
supplied
not 
supplied
including
RV801
F901
T1
#2
#2
#2
#1
#1
#3
#3
#2
51
51
51
51
52
53
54
55
56
not 
supplied
not 
supplied
not 
supplied
F902
F903
Q307
Q308
Ver. 1.1
9
SA-WMP1
SECTION 3
ELECTRICAL PARTS LIST
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 and -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: 
µ
F
•
COILS
uH: 
µ
H
•
RESISTORS
All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable
•
SEMICONDUCTORS
In each case, u: 
µ
, for example:
uA. . : 
µ
A. .
uPA. . : 
µ
PA. .
uPB. . : 
µ
PB. .
uPC. . : 
µ
PC. .
uPD. . : 
µ
PD. .
When indicating parts by reference number,
please include the board name.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
CONTROL
CONTROL BOARD
**************
< CAPACITOR >
C801
1-126-964-11 ELECT
10uF
20%
50V
< CONNECTOR >
CNP801 1-691-765-11 PLUG (MICRO CONNECTOR) 3P
< VARIABLE RESISTOR >
RV801
1-227-511-11 RES, VAR, CARBON
20K (LEVEL)
************************************************************
INPUT BOARD
***********
< CONNECTOR >
* CN101
1-506-944-11 PIN, CONNECTOR 2P
< JACK >
J101
1-815-025-11 JACK, PIN 1P (INPUT)
************************************************************
A-1114-613-A MAIN BOARD, COMPLETE
*********************
< CAPACITOR >
C101
1-128-813-11 CERAMIC
220PF
5%
50V
C201
1-126-964-11 ELECT
10uF
20%
50V
C203
1-136-165-00 FILM
0.1uF
5%
50V
C204
1-136-165-00 FILM
0.1uF
5%
50V
C205
1-126-964-11 ELECT
10uF
20%
50V
C206
1-126-964-11 ELECT
10uF
20%
50V
C207
1-136-157-00 FILM
0.022uF
5%
50V
C208
1-131-702-11 FILM
0.68uF
5%
50V
C209
1-128-813-11 CERAMIC
220PF
5%
50V
C210
1-126-964-11 ELECT
10uF
20%
50V
C211
1-128-813-11 CERAMIC
220PF
5%
50V
C301
1-128-813-11 CERAMIC
220PF
5%
50V
C302
1-126-964-11 ELECT
10uF
20%
50V
C303
1-104-658-91 ELECT
100uF
20%
10V
C304
1-128-813-11 CERAMIC
220PF
5%
50V
C305
1-162-302-11 CERAMIC
0.0022uF 30%
16V
C306
1-162-282-31 CERAMIC
100PF
10%
50V
C307
1-128-560-11 ELECT
22uF
20%
100V
C308
1-162-199-31 CERAMIC
10PF
5%
50V
C309
1-126-947-11 ELECT
47uF
20%
35V
C310
1-128-560-11 ELECT
22uF
20%
100V
C311
1-127-876-11 CERAMIC
0.01uF
10%
50V
C312
1-127-876-11 CERAMIC
0.01uF
10%
50V
C313
1-162-282-31 CERAMIC
100PF
10%
50V
C318
1-128-819-11 CERAMIC
680PF
5%
50V
C319
1-162-282-31 CERAMIC
100PF
10%
50V
C320
1-162-282-31 CERAMIC
100PF
10%
50V
C401
1-136-165-00 FILM
0.1uF
5%
50V
C402
1-136-165-00 FILM
0.1uF
5%
50V
C403
1-104-482-11 ELECT
4700uF
20%
63V
C404
1-104-482-11 ELECT
4700uF
20%
63V
C405
1-126-968-11 ELECT
100uF
20%
50V
C406
1-126-968-11 ELECT
100uF
20%
50V
C407
1-126-971-11 ELECT
470uF
20%
50V
C408
1-126-971-11 ELECT
470uF
20%
50V
C409
1-136-165-00 FILM
0.1uF
5%
50V
C410
1-136-165-00 FILM
0.1uF
5%
50V
C501
1-126-964-11 ELECT
10uF
20%
50V
C502
1-126-949-11 ELECT
220uF
20%
35V
C503
1-126-923-91 ELECT
220uF
20%
10V
C601
1-126-964-11 ELECT
10uF
20%
50V
< CONNECTOR >
* CN201
1-506-944-11 PIN, CONNECTOR 2P
CN301
1-564-320-00 PIN, CONNECTOR (3.96mm PITCH) 2P
CN402
1-785-104-11 PIN, CONNECTOR (3.96mm PITCH) 6P
CN204
1-564-505-11 PLUG, CONNECTOR 2P
< CONNECTOR >
CNP111 1-691-765-11 PLUG (MICRO CONNECTOR) 3P
< DIODE >
D205
8-719-110-31 DIODE   MTZJ-T-72-12B
D206
8-719-110-31 DIODE   MTZJ-T-72-12B
D301
8-719-991-33 DIODE   1SS133T-72
D302
8-719-991-33 DIODE   1SS133T-72
D303
8-719-991-33 DIODE   1SS133T-72
D304
8-719-991-33 DIODE   1SS133T-72
D305
8-719-991-33 DIODE   1SS133T-72
D401
8-719-510-68 DIODE   D5SBA204101
D402
6-500-522-11 DIODE   10EDB40-TA2B5
D403
6-500-522-11 DIODE   10EDB40-TA2B5
•
Abbreviation
AUS : Australian model
E51 : Chilean and Peruvian models
MX : Mexican model
SP
: Singapore model
SP6 : Singapore and Malaysia models
MAIN
INPUT
The components identified by mark 0  or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
Ver. 1.1
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