Sony HT-ST3 Service Manual ▷ View online
HT-ST3
6
SP TERMINAL board
POWER board
IO TERMINAL board
AMP board
– Rear view –
SERVICE POSITION
HT-ST3
7
SECTION 2
DISASSEMBLY
•
This set can be disassembled in the order shown below.
2-1. DISASSEMBLY FLOW
SET
2-2. REAR
COVER
(Page
8)
2-3. REAR PANEL BLOCK
(Page
(Page
8)
2-4. AMP
BOARD
(Page
9)
2-5. POWER BRACKET BLOCK
(Page
(Page
10)
2-6. IO TERMINAL BOARD
(Page
(Page
10)
2-8. MAIN BRACKET BLOCK,
FUSE
FUSE
(F501)
(Page
11)
2-9. POWER CORD (AC1)
(Page
(Page
12)
2-10. POWER BOARD
(Page
(Page
12)
2-7. SP TERMINAL BOARD
(Page
(Page
11)
2-11. SIDE COVER PANEL (L, R) BLOCK
(Page
(Page
13)
2-12. SIDE PANEL (L, R) BLOCK
(Page
(Page
13)
2-13. LOUDSPEAKER
(10 × 15 cm) (SP1, SP2)
(Page
14)
2-14. CATCHER
(Page
(Page
15)
2-15. FRONT DUCT BLOCK
(Page
(Page
15)
2-16. FRONT PANEL BLOCK
(Page
(Page
16)
2-17. BLUETOOTH MODULE
(BT1)
(Page
(BT1)
(Page
17)
2-18. NFC MODULE
(NFC1)
(Page
(NFC1)
(Page
18)
Note: Do not make the front panel
into the bottom side.
HT-ST3
8
Note: Follow the disassembly procedure in the numerical order given.
2-2. REAR COVER
2-3. REAR PANEL BLOCK
2 rear cover
rear cover
1 five screws
(BV3)
– Rear view –
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power cord (AC1)
4 rear panel block
– Rear view –
1 Cut the cable tie.
3 three screws
(BV3)
3 two screws
(BV3)
3 four screws
(BV3)
3 four screws
(BV3)
2 eight screws
(B3
u 5)
3 screw
(BV3)
cable tie
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power cord (AC1)
Note: In reassembling, use new cable tie
to fasten the clamp same as before.
HT-ST3
9
2-4. AMP BOARD
qd AMP board
qs five screws
(BV3)
qa heat sink
qs screw
(BV3)
1 flexible flat cable (22 core)
(CN902)
1 Install the wire to CN601.
2 flexible flat cable
(20
core)
(CN1005)
4 flexible flat cable (9 core)
(CN901)
8 connector
(CN3005)
6 connector
(CN3004)
7 connector
(CN601)
9 connector
(CN3003)
W
V
V
W
2 Install the wire to CN3004.
3 Paste the core cushion.
– Rear view –
3 connector
(CN3002)
5 core cushion
:LUHVHWWLQJ
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AMP board
SP TERMINAL board
flexible flat cable
colored line
connector
AMP board
Note 2: Follow the assembly procedure in the
numerical order given.
Note 1: When installing the flexible flat
cable, ensure the colored line.
No slanting after insertion.
0 three screws
(BVTP3
u 10)
Note 3: When the complete AMP board is replaced, refer to “NOTE
OF REPLACING THE IC3005 AND IC3007 ON THE AMP
BOARD AND THE COMPLETE AMP BOARD” on page 4.
BOARD AND THE COMPLETE AMP BOARD” on page 4.
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