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Model
SA-WCT660
Pages
34
Size
2.83 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
sa-wct660.pdf
Date

Sony SA-WCT660 Service Manual ▷ View online

SA-WCT660
5
SECTION  2
DISASSEMBLY
• 
This set can be disassembled in the order shown below.
2-1.  DISASSEMBLY  FLOW
SET
2-6.  POWER CORD (AC1)
 (Page 
8)
2-7. SUB 
AMP 
BLOCK
 (Page 
9)
2-2.  REAR PANEL BLOCK
 (Page 
5)
2-5. POWER 
BOARD
 (Page 
7)
2-8.  REAR PLATE BLOCK
 (Page 
9)
2-9.  SUB MAIN BOARD
 (Page 
10)
2-10. RF MODULATOR (SWA12-4V RX) (RF100)
 (Page 
11)
2-12. LOUDSPEAKER (16 cm) (SP100)
 (Page 
13)
2-11.  BOTTOM PANEL BLOCK
 (Page 
12)
2-3.  FRONT LED BOARD, TOP PANEL BLOCK
 (Page 
6)
2-4.  TOP PLATE BLOCK, FUSE (F900)
 (Page 
7)
Note: Follow the disassembly procedure in the numerical order given.
2-2.  REAR  PANEL  BLOCK
1 two screws
 (BVTP3 
u 8)
1 two screws
 (BVTP3 
u 8)
3 Pull out the power code.
2 Remove the rear panel block
 
in the direction of an arrow.
4 rear panel block
– Rear view –
SA-WCT660
6
2-3.  FRONT  LED  BOARD,  TOP  PANEL  BLOCK
total four bosses
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8 screw
 (BVTP2.6)
7 LED cover
8 screw
 (BVTP2.6)
6 connector
 (CN901)
4 Remove the top panel block
 
in the direction of an arrow.
qa top panel block
9 Remove the FRONT LED board
 
in the direction of an arrow.
0 FRONT LED board
5 Remove the wire from the clamp (L35).
–5HDUYLHZ–
All bosses are removed while
 
moving jig in the direction of
 
the arrow, and top panel assy 
 is 
removed.
All bosses are removed while
 
moving jig in the direction of
 
the arrow, and top panel assy 
 is 
removed.
Insert the jig into a space and raise 
top panel assy.
Note 2: When using a jig, please work so  
 
as not to injure top panel assy.
Insert the jig into a space and raise 
 
top panel assy.
 Note 
2: When using a jig, please work so  
 
 
as not to injure top panel assy.
clamp (L35)
sub AMP block
SW cabinet
Wire to FRONT 
LED board.
Wire from SUB MAIN board.
screw 
 (BVTP3 
u 8)
 Note 
1: Please use the extra 
 
 
long screwdriver.  
screw 
 (BVTP3 
u 8)
 Note 
1: Please use the extra 
 
 
long screwdriver.  
• JIG
  When disassembling the unit, use the following jig (for speaker 
removal).
 Part 
No. 
 
Description
  J-2501-238-A 
JIG FOR SPEAKER REMOVAL
SA-WCT660
7
2 power cord connector
 (CN
900
)
power cord
5 clamp (L35)
clamp (L35)
4 screw (BV3)
4 screw (BV3)
8 POWER board
POWER board
7 label fuse (T.H)
(AEP, Russian, UK, 
Australian, Chinese)
3 connector
 (CN
901
)
4 two screws
 (BV3)
1 Remove the power cord 
 
from the clamp (L35).
– Rear view –
6 Remove the POWER 
 
board in the direction 
 
of an arrow.
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2-4.  TOP  PLATE  BLOCK,  FUSE (F900)
1 seven screws
 (BVTP3 
u 8)
1 six screws
 (BVTP3 
u 8)
6 fuse (F900)
1 screw (BVTP3 u 8)
2 clamp (L35)
1 two screws
 (BVTP3 
u 8)
– Rear view –
4 Pull out the wire.
boss
boss
hole
hole
3 Remove the top plate block 
 
in the direction of an arrow.
5 top plate block
 Note: When installing the top plate block, 
 
 
make the position of two holes match  
  
two 
bosses.
2-5.  POWER  BOARD
Ver. 1.1
SA-WCT660
8
2-6.  POWER  CORD (AC1)
power cord (AC1)
cord bushing 
(FBS001)
cord bushing 
(FBS001)
claw
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power cord (AC1)
claw
5 power cord
 (AC1)
4 cord bushing
 (FBS001)
–5HDUYLHZ–
power cord
SUB MAIN board
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2 power cord connector
 (CN
900
)
1 Remove the power cord 
 
from the clamp (L35).
3 Remove the power cord 
 
from two wire holders.
wire holder
wire holder
Note 1: When installing the power cord (AC1), check the direction 
 
of claw of cord bushing (FBS001) and install correctly.
Note 2: When installing the power 
 
cord (AC1), check the direction 
 
of claw of white line and install 
 correctly.
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power cord
clamp (L35)
POWER board
power cord (AC1)
cord bushing (FBS001)
claw
270 ± 5 mm
to POWER board
Ver. 1.1
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