Read Sony SA-WCT770 Service Manual online
SA-WCT770
12
2-11. SUB MAIN BOARD
2 connector
(CN
(CN
114
)
4 two screws
(BV3)
(BV3)
– Sub AMP block rear view –
8 SUB MAIN board
IC104
7 two screws
(BV3)
(BV3)
7 screw
(BV3)
(BV3)
5 heatsink (main)
3 connector
(CN
(CN
111
)
1 Remove two wires
from the coating clip.
coating clip
SUB MAIN board
connector
(CN114)
(CN114)
connector
(CN111)
(CN111)
:LUHVHWWLQJ
6 screw
(BV3
(BV3
u 8 CU)
Note: When installing the heatsink (main), 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).
THE IC104 ON THE SUB MAIN BOARD
AND THE COMPLETE SUB MAIN BOARD”
on servicing notes (page 3).
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