SA-WCT780 - Sony Audio Service Manual (repair manual). Page 13

Read Sony SA-WCT780 Service Manual online

SA-WCT780
13
2-8.  SW-MAIN  BOARD
Note 1: When the complete SW-MAIN board is replaced, refer to 
“NOTE OF REPLACING THE IC104 ON THE SW-MAIN 
BOARD AND THE COMPLETE SW-MAIN BOARD” and 
“NOTES ON THE WIRELESS CONNECTION (LINK) AF-
TER REPAIRS ARE COMPLETE” on page 5.
2 Remove the wire from 
 
the wiring stopper.
3 connector
 (CN114)
6 two screws
 (BV3)
8 connector
 (CN113)
4 screw
 (BV3 
u 8)
0 screw
 (BV3 
u 8)
0 three screws
 (BV3 
u 8)
5 holder (WL)
9 wire (W703)
qa wiring stopper
qs SW-MAIN board
‡:LUHVHWWLQJ
CN114
SW-MAIN board
IC104
wiring stopper
SW-POWER board
7 heat sink (MAIN)
 Note 
2: When installing the heat sink, spread 
 
the compound referring to “NOTE OF 
 
REPLACING THE IC104 ON THE 
 SW-MAIN BOARD AND THE 
 
COMPLETE SW-MAIN BOARD” 
 
on servicing notes (page 5).
colored line
Insert straight into the interior.
flexible flat 
cable
connector
OK
colored line
Insert at a slant.
flexible flat 
cable
connector
NG
‡+RZWRLQVWDOOWKHIOH[LEOHIODWFDEOH
  When installing the flexible flat cable, ensure that 
  the colored line is parallel to the connector after insertion.
Insert only part way.
Insert straight into 
the interior.
connector
Insert at a slant.
connector
connector
connector
connector
connector
OK
NG
NG
‡+RZWRLQVWDOOWKHFRQQHFWRU
  Insert the connector straight into the interior. 
  There is a possibility that using this unit without 
  the connector correctly installed will damage it.
top side
bottom side
–$03EORFNUHDUERWWRPYLHZ–
1 flexible flat cable (24P)
 (FFC1) 
(CN107)
Page of 38
Display

Click on the first or last page to see other SA-WCT780 service manuals if exist.