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4
SA-WMSP2/WMSP4
• CIRCUIT BOARD LOCATION
LED board
SWITCH board
INPUT JACK board
MAIN board
CONTROL board
POWER TRANS board
5
5
SA-WMSP2/WMSP4
1-1. Printed Wiring Boards
IC301
IC202
IC101
T1
POWER TRANSFORMER
Ref. No.
Location
D202
E-4
D301
C-1
D302
C-1
D304
D-3
D401
A-3
D402
B-3
D403
C-3
D404
F-3
D405
F-2
D501
C-4
D502
B-1
IC101
F-3
IC202
F-2
IC301
D-1
Q501
D-4
Q502
D-3
Q503
D-4
Q504
D-4
Q505
B-1
• Semiconductor
Location
• See page 3 for Circuit Boards Location.
6
6
SA-WMSP2/WMSP4
1-2. Schematic Diagrams
• See page 4 for IC Block Diagrams.
IC B/D
SECTION 2
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.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color
Cabinet's Color
•
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.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
• Accessories and packing materials are given in
the last of the electrical parts list.
• Abbreviation
AR
: Argentin model
CND : Canadian model
MX
MX
: Mexican model
MY
: Malaysia model
SP
: Singapore model
7
SA-WMSP2/WMSP4
The components identified by mark 0 or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
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 pièce portant
le numéro spécifié.
0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifié.
2-1. Front Section
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
#1
#1
#1
#1
1
9
3
5
4
SP1
11
10
8
7
2
6
not
supplied
Supplied
with RV601
with RV601
AMP section
1
X-4953-515-1 FRAME (SILVER) ASSY, GRILLE (SILVER)
1
X-4953-516-1 FRAME (BLACK) ASSY, GRILLE (BLACK)
2
4-232-530-01 PANEL, FRONT (SILVER)
(WMSP2:UK,AEP,MY,SP,E)
2
4-232-530-21 PANEL, FRONT (SILVER) (WMSP2:US,CND)
2
4-232-530-31 PANEL, FRONT (BLACK) (WMSP2:US)
2
4-232-530-41 PANEL, FRONT (SILVER)
(WMSP4:AR,UK,AEP,MY,SP,E,MX)
2
4-232-530-51 PANEL, FRONT (BLACK) (WMSP4:US)
2
4-232-530-61 PANEL, FRONT (SILVER) (WMSP4:US,CND)
3
4-973-938-81 KNOB (A), PUSH (SILVER)
3
4-973-938-91 KNOB (A), PUSH (BLACK)
4
1-684-031-11 LED BOARD
5
4-232-527-01 KNOB, VOLUME (SILVER)
5
4-232-527-11 KNOB, VOLUME (BLACK)
6
4-998-417-02 EMBLEM (NO.5), SONY
7
4-235-677-01 SCREW (4X20) (TYPE1), +BVTP
8
1-684-030-11 SWITCH BOARD
9
1-684-029-11 CONTROL BOARD
10
4-232-531-01 PLATE, LIGHT GUIDE
11
4-232-534-01 PACKING (DUCT)
SP1
1-529-995-11 SPEAKER (20cm) (WMSP2)
SP1
1-825-004-11 LOUD SPEAKER (WMSP4)
#1
7-685-647-79 SCREW +BVTP
3X10 TYPE2 IT-3