DOWNLOAD Sony HT-CT780 Service Manual ↓ Size: 6.12 MB | Pages: 78 in PDF or view online for FREE

Model
HT-CT780
Pages
78
Size
6.12 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ht-ct780.pdf
Date

Sony HT-CT780 Service Manual ▷ View online

HT-CT780
13
2-7.  POWER  BOARD
Insert only part way.
Insert straight into 
the interior.
connector
connector
Insert at a slant.
connector
connector
connector
connector
OK
NG
NG
‡ How to install the power cord connector
  Insert the connector straight into the interior. 
  There is a possibility that using this unit without 
  the connector correctly installed will damage it.
Insert only part way.
Insert straight into 
the interior.
connector
Insert at a slant.
connector
connector
connector
connector
connector
OK
NG
NG
‡ How to install the connector
  Insert the connector straight into the interior. 
  There is a possibility that using this unit without 
  the connector correctly installed will damage it.
2 power cord connector
 (CN901)
4 connector
 (CN902)
1 connector
 (CN601)
5 POWER board
3 four screws
 (BV3 
u 7)
‡ Wire setting
bottom block
boss
CN601
Twist the wire.
CN902
boss
HT-CT780
14
2-8.  RF  MODULATOR (RF1)
Note 1: When the RF modulator (Ref. No. RF1) is replaced, refer to 
“NOTES ON THE WIRELESS CONNECTION (LINK) AF-
TER REPAIRS ARE COMPLETE” on page 5.
4 Remove the RF modulator block 
 
in the direction of the arrow.
3 screw
 (P3 
u 8)
7 RF modulator
 (RF1)
5 flexible flat cable 
 
(24 core) (FFC2)
2 cushion (CZ)
6 cushion (QV, A)
1 connector
 (CN103)
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flexible flat cable 
(FFC2)
terminal face
cushion (CZ)
RF modulator
(RF1)
RF modulator
(RF1)
cushion (QV, A)
claw
connector
(CN103)
Terminal face is
below side.
bottom block
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.
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 WRWKHIOH[LEOHIODWFDEOHZLWKRXWWKHFXVKLRQ
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 WRWKHIOH[LEOHIODWFDEOHZLWKWKHFXVKLRQ
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 WRWKHIOH[LEOHIODWFDEOHZLWKRXWWKHFXVKLRQ
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Note 2: Flexible flat cable (24 core) (FFC2) have been changed 
 
to without the cushion from the midway of production.
 
When replacing the flexible flat cable (24 core) (FFC2), 
 
check whether the cushion is affixed, and be careful 
 
about the following notes. 
OK
NG
Ver. 1.2
HT-CT780
15
2-9.  CONNECTION  CABLE  WITH  SPEAKER (L-CH,  R-CH) (SPC1,  SPC2)
2 connector
 (CN502)
1 connector
 (CN105)
2 connector
 (CN501)
3 connection cable with speaker 
 (R-ch) 
(SPC2)
3 connection cable 
 with 
speaker 
 (L-ch) 
(SPC1)
‡&RQQHFWLRQFDEOHZLWKVSHDNHU/FK63&VHWWLQJ
CN501
CN502
‡&RQQHFWLRQFDEOHZLWKVSHDNHU5FK63&VHWWLQJ
Push
Push
Push
Push
Push
Push
Push
Push
Push
Push
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.
bottom block
HT-CT780
16
2-10.  KEY  BOARD,  KEY
1 cushion key top
2 two screws
 (BVTP3 
u 10)
4 four screws
 (BVTP3 
u 10)
9 KEY board
3 connector
 (CN871)
8 key
hole
7 cushion key
5 bracket key
6 cushion (CZ)
‡,QVWDOODWLRQSRVLWLRQRIWKHFXVKLRQ&=
‡,QVWDOODWLRQSRVLWLRQRIWKHFXVKLRQNH\WRS
key
cushion key top
bottom block
KEY board
cushion (CZ)
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.
bottom block
boss
–5HDUYLHZ–
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