Sony HT-ST3 Service Manual ▷ View online
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
:LUHVHWWLQJ
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.
HT-ST3
10
2-5. POWER BRACKET BLOCK
2 power bracket block
– Rear view –
1 four screws
(BV3)
1 two screws
(BV3)
1 six screws
(BV3)
2-6. IO TERMINAL BOARD
5 IO TERMINAL board
IO TERMINAL board
:LUHVHWWLQJ
2 two screws
(BV3)
4 flexible flat cable (9 core)
(FFC1)
(CN201)
flexible flat cable (9 core) (FFC1)
1 saranet cushion
saranet cushion
–3RZHUEUDFNHWERDUGEORFNUHDUWRSYLHZ–
3
Remove the IO TERMINAL
board block in the direction
of an arrow.
Note: When installing the flexible flat
cable, ensure the colored line.
No slanting after insertion.
flexible flat cable
colored line
connector
HT-ST3
11
2-7. SP TERMINAL BOARD
2-8. MAIN BRACKET BLOCK, FUSE (F501)
1 screw
(BV3)
1 screw
(BV3)
5 SP TERMINAL board
3 connector
(CN3102)
4 connector
(CN3101)
– Power bracket board block rear bottom view –
2
Remove the SP TERMINAL
board block in the direction
of an arrow.
SP TERMINAL board
CN3101
from CN3101
from CN3102
CN3102
:ire VettiQJ
– 5iJKt view –
– Power bracket board block rear top view –
4 main bracket block
5 fuse
(F501)
1 Remove cord bushing part.
2 four screws
(BV3)
2 screw
(BV3)
2 screw
(BV3)
2 screw
(BV3)
2 screw (BV3)
2 screw (BV3)
3 Draw out
the
wire.
3 Draw out
the
wire.
HT-ST3
12
2-9. POWER CORD (AC1)
2-10. POWER BOARD
3 power cord connector
(CN501)
6 power cord
(AC1)
power cord
3RZHUFRUGVHWWLQJ
5 cord bushing
(FBS001)
4 claw
1 two screws
(BV3)
2 PW insulator
PW insulator
–3RZHUEUDFNHWERDUGEORFNUHDUWRSYLHZ–
85 + 5, - 0 mm
3RZHUFRUGVHWWLQJ
power cord
(AC1)
(AC1)
cord bushing
(FBS001)
(FBS001)
to POWER board
6 POWER board
4 connector
(CN503)
5 cord cushion
– Power bracket board block rear top view –
1 two screws
(BV3
u 10 CU)
2 three screws
(BVTP3
u 10)
2 two screws
(BVTP3
u 10)
1 screw
(BV3
u 10 CU)
3
Remove the POWER board block
in the direction of an arrow.
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