DOWNLOAD Sony HT-ST9 Service Manual ↓ Size: 13.84 MB | Pages: 91 in PDF or view online for FREE

Model
HT-ST9
Pages
91
Size
13.84 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ht-st9.pdf
Date
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HT-ST9
9
BOND  FIXATION  OF  ELECTRIC  PARTS
When the following parts are replaced, fi x the parts by using the bond (SC608Z2) (Refer to the fi gure below).
Target parts:
•  AMP board: C7017, C7020, C7038, C7051, C7069, C7097, C7117, C7132, C7146, C7166
•  POWER board: C902, C903, C905, C907, C914, C939, C967, C970, C988, C989, C990, C994, D901, R944, TH901, VDR901
C914
(US, Canadian and Taiwan model only)
C903 or C990
C902 or C989
VDR901
C905
D901
TH901
C939
R944
C967
C970
C994
C7166
C7146
C7132
C7117
C7097
C7069 C7051 C7038
C7020
C7017
C907 or C988
– POWER Board (Component Side) –
– AMP Board (Side A) –
–
 Side view 
–
Ver. 1.1
HT-ST9
10
SECTION  2
DISASSEMBLY
• 
This set can be disassembled in the order shown below.
2-1.  DISASSEMBLY  FLOW
SET
2-10. AMP BOARD
 (Page 
19)
2-11. IO BOARD
 (Page 
20)
2-13. POWER CORD (AC1)
 (Page 
22)
2-14. POWER BOARD
 (Page 
23)
to page 11
2-12. MB1406 BOARD
 (Page 
21)
2-2.  COVER (REAR) BLOCK
 (Page 
12)
2-3.  REAR PANEL (L) BLOCK
 (Page 
13)
2-4.  REAR PANEL (R) ASSY, 
 
BASE COVER (REAR)
 (Page 
14)
2-6.  PANEL (SIDE L, R)
 (Page 
15)
2-7.  PANEL (BOTTOM) BLOCK
 (Page 
16)
2-8. CHASSIS 
BLOCK-1
 (Page 
17)
2-9. CHASSIS 
BLOCK-2
 (Page 
18)
2-24. GRILLE ASSY
 (Page 
33)
2-5.  KEY BOARD, BUTTON ASSY
 (Page 
14)
Note: When disassembling with the speaker side face down, 
 
make sure to install the grille assy.
 
Disassembling with the speaker side face down without 
 
installing the grille assy will damage the protrusion of 
 the 
tweeter. 
 
If the grille assy cannot be installed, make sure not to 
 
disassemble with the speaker side face down.
grille assy
speaker side face
HT-ST9
11
from page 10
2-33. LOUDSPEAKER 
 
(SP5, SP6, SP7, SP8) (CENTER)
 (Page 
41)
2-27.  DISPLAY BOARD BLOCK-2
 (Page 
35)
2-29.  LOUDSPEAKER (SP3, SP4) (R-ch)-1
 (Page 
37)
2-30.  LOUDSPEAKER (SP3, SP4) (R-ch)-2
 (Page 
38)
2-31.  LOUDSPEAKER (SP1, SP2) (L-ch)-1
 (Page 
39)
2-32.  LOUDSPEAKER (SP1, SP2) (L-ch)-2
 (Page 
40)
2-25.  NFC MODULE (NFC1)
 (Page 
33)
2-15.  RF MODULATOR BLOCK-1
 (Page 
24)
2-16.  RF MODULATOR BLOCK-2
 (Page 
25)
2-17.  RF MODULATOR BLOCK-3
 (Page 
26)
2-22.  FRONT SPEAKER (R) BLOCK
 (Page 
31)
2-23.  FRONT SPEAKER (L) BLOCK
 (Page 
32)
2-21.  CENTER SPEAKER BLOCK
 (Page 
30)
2-20.  CARD WLAN/BT COMBO (WIFI1)
 (Page 
29)
2-18. USB BOARD
 (Page 
27)
2-19. WS BOARD,
 
RF MODULATOR (RF1)
 (Page 
28)
2-26.  DISPLAY BOARD BLOCK-1
 (Page 
34)
2-28. DISPLAY BOARD, 
 
OLED DISPLAY (OLED1)
 (Page 
36)
2-34.  LOUDSPEAKER (SP9, SP10)
 (CENTER)-1
 (Page 
42)
2-35.  LOUDSPEAKER (SP9, SP10)
 (CENTER)-2
 (Page 
43)
2-36.  CONNECTION CABLE WITH
 
SPEAKER (SPC3, SPC4)
 (Page 
44)
HT-ST9
12
Note: Follow the disassembly procedure in the numerical order given.
2-2.  COVER (REAR)  BLOCK
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.
6
 cover (rear) block
– Rear view –
Note 1: Lay a soft piece of cloth 
 
under the unit to avoid 
 
damaging the grille assy.
3
 eight screws
 (BVTP3 
u 8)
1
 two screws
 (BVTP3 
u 8)
2
 two step screws
 (BVTP3 
u 8)
4
 Lift up the cover (rear) block 
 
in the direction of the arrow.
5
 KEY board
 connector 
 (CN1901)
‡ :ire settinJ
KEY board
Note 2: When installing screws (BVTP3 × 8), follow the installing procedure in the numerical order given. 
1
6
7
8
9
0
2
3
4
5
Right side
Top side
Left side
Bottom side
Note 3: When installing the cover (rear) block, 
 
push the KEY board cable into the unit.
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