HT-CT550W, SA-WCT550W - Sony Audio Service Manual (repair manual). Page 6

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SA-WCT550W
6
2-3.  PLATE  TOP (AMP),  FUSE (F900)
2-4.  SUB  MAIN  BOARD
1 fourteen screws
 (BVTP3 
u 8)
2 plate top (AMP)
3 fuse (F900)
8 three claws
9 holder (air)
0 SUB MAIN board
5 two screws
 (BVTP3 
u 8)
2 connector
 (CN
910
)
1 connector
 (CN
901
)
3 two screws
 (BV3)
6 four screws
 (BV3)
7
front side
rear side
‡:LUHVHWWLQJ
SUB MAIN board
LED CONNECT 
board
4 heat sink (AMP)
 Note: When you install the heat sink (AMP), spread the compound 
 
 
referring to “NOTE OF REPLACING THE IC104 ON THE 
  
SUB 
MAIN BOARD AND THE COMPLETE SUB MAIN BOARD” 
 
 
on servicing notes (page 3).
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