Read Sony HT-ST3 Service Manual online
HT-ST3
3
1.
SERVICING NOTES
.............................................
4
2. DISASSEMBLY
2-1. Disassembly
Flow
........................................................... 7
2-2. Rear
Cover
...................................................................... 8
2-3. Rear Panel Block ............................................................ 8
2-4. AMP
2-4. AMP
Board
..................................................................... 9
2-5. Power Bracket Block ...................................................... 10
2-6. IO
2-6. IO
TERMINAL
Board
.................................................... 10
2-7. SP
TERMINAL
Board
.................................................... 11
2-8. Main Bracket Block, Fuse (F501) ................................... 11
2-9. Power Cord (AC1) .......................................................... 12
2-10. POWER board ................................................................ 12
2-11. Side Cover Panel (L, R) Block ....................................... 13
2-12. Side Panel (L, R) Block .................................................. 13
2-13. Loudspeaker (10 X 15) (SP1, SP2) ................................. 14
2-14. Catcher ............................................................................ 15
2-15. Front Duct Block ............................................................ 15
2-16. Front Panel Block ........................................................... 16
2-17. Bluetooth Module (BT1) ................................................ 17
2-18. NFC Module (NFC1) ...................................................... 18
2-9. Power Cord (AC1) .......................................................... 12
2-10. POWER board ................................................................ 12
2-11. Side Cover Panel (L, R) Block ....................................... 13
2-12. Side Panel (L, R) Block .................................................. 13
2-13. Loudspeaker (10 X 15) (SP1, SP2) ................................. 14
2-14. Catcher ............................................................................ 15
2-15. Front Duct Block ............................................................ 15
2-16. Front Panel Block ........................................................... 16
2-17. Bluetooth Module (BT1) ................................................ 17
2-18. NFC Module (NFC1) ...................................................... 18
3.
TEST MODE
............................................................ 19
4. DIAGRAMS
4-1. Block Diagram - HDMI Section - ................................... 23
4-2. Block Diagram - MAIN Section - ................................... 24
4-3. Block Diagram - AMP Section - ..................................... 25
4-4. Block
4-2. Block Diagram - MAIN Section - ................................... 24
4-3. Block Diagram - AMP Section - ..................................... 25
4-4. Block
Diagram
- PANEL/POWER SUPPLY Section - ............................ 26
4-5. Printed Wiring Board - AMP Board (Side A) - ............... 28
4-6. Printed Wiring Board - AMP Board (Side B) - ............... 29
4-6. Printed Wiring Board - AMP Board (Side B) - ............... 29
TABLE OF CONTENTS
4-7. Schematic Diagram - AMP Board (1/6) - ....................... 30
4-8. Schematic Diagram - AMP Board (2/6) - ....................... 31
4-9. Schematic Diagram - AMP Board (3/6) - ....................... 32
4-10. Schematic Diagram - AMP Board (4/6) - ....................... 33
4-11. Schematic Diagram - AMP Board (5/6) - ....................... 34
4-12. Schematic Diagram - AMP Board (6/6) - ....................... 35
4-13. Printed Wiring Boards - IO/SP TERMINAL Section - ... 36
4-14. Schematic Diagram - IO/SP TERMINAL Section - ....... 37
4-15. Printed Wiring Boards - KEY Section - .......................... 38
4-16. Schematic Diagram - KEY Section - .............................. 39
4-17. Printed Wiring Board - FL Board - ................................. 40
4-18. Schematic Diagram - FL Board - .................................... 41
4-19. Printed Wiring Board - POWER Board - ........................ 42
4-20. Schematic Diagram - POWER Board - .......................... 43
4-8. Schematic Diagram - AMP Board (2/6) - ....................... 31
4-9. Schematic Diagram - AMP Board (3/6) - ....................... 32
4-10. Schematic Diagram - AMP Board (4/6) - ....................... 33
4-11. Schematic Diagram - AMP Board (5/6) - ....................... 34
4-12. Schematic Diagram - AMP Board (6/6) - ....................... 35
4-13. Printed Wiring Boards - IO/SP TERMINAL Section - ... 36
4-14. Schematic Diagram - IO/SP TERMINAL Section - ....... 37
4-15. Printed Wiring Boards - KEY Section - .......................... 38
4-16. Schematic Diagram - KEY Section - .............................. 39
4-17. Printed Wiring Board - FL Board - ................................. 40
4-18. Schematic Diagram - FL Board - .................................... 41
4-19. Printed Wiring Board - POWER Board - ........................ 42
4-20. Schematic Diagram - POWER Board - .......................... 43
5.
EXPLODED VIEWS
5-1. Rear Panel Section .......................................................... 57
5-2. Side Cover Panel Section ................................................ 58
5-3. AMP Board Section ........................................................ 59
5-4. POWER Board Section ................................................... 60
5-5. Side Panel Section .......................................................... 61
5-6. Speaker
5-2. Side Cover Panel Section ................................................ 58
5-3. AMP Board Section ........................................................ 59
5-4. POWER Board Section ................................................... 60
5-5. Side Panel Section .......................................................... 61
5-6. Speaker
Section
............................................................... 62
5-7. Front Duct Section .......................................................... 63
5-8. Front Panel Section ......................................................... 64
5-9. SW Cabinet Section ........................................................ 65
5-8. Front Panel Section ......................................................... 64
5-9. SW Cabinet Section ........................................................ 65
6.
ELECTRICAL PARTS LIST
.............................. 66
Accessories are given in the last of the electrical parts list.
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