Read Sony HT-XT3 Service Manual online
HT-XT3
3
1.
SERVICING NOTES
.............................................
4
2. DISASSEMBLY
2-1. Disassembly
Flow
........................................................... 9
2-2. Front Grill Section, Top Glass ........................................ 10
2-3. TOUCH
2-3. TOUCH
Board
................................................................ 11
2-4. AMP
Section
................................................................... 12
2-5. How to Install AMP Section ........................................... 13
2-6. Power
2-6. Power
Cord
..................................................................... 14
2-7. MB-1408
Board
.............................................................. 15
2-8. AMP Board, SWITCHING REGULATOR
(3L405W) ........................................................................ 15
2-9. Panel (L, R) ..................................................................... 16
2-10. FRONT SPK CABINET Section .................................... 17
2-11. Loudspeaker (11CM) (Subwoofer) (SP1, SP2) .............. 18
2-10. FRONT SPK CABINET Section .................................... 17
2-11. Loudspeaker (11CM) (Subwoofer) (SP1, SP2) .............. 18
3.
TEST MODE
............................................................ 19
4. TROUBLESHOOTING
.......................................... 25
5. DIAGRAMS
5-1. Block Diagram - DIGITAL Section -.............................. 27
5-2. Block Diagram - MEMORY Section - ............................ 28
5-3. Block Diagram - MAIN Section - ................................... 29
5-4. Block Diagram - AMP Section - ..................................... 30
5-5. Block Diagram - POWER SUPPLY Section - ................ 31
5-6. Printed
5-2. Block Diagram - MEMORY Section - ............................ 28
5-3. Block Diagram - MAIN Section - ................................... 29
5-4. Block Diagram - AMP Section - ..................................... 30
5-5. Block Diagram - POWER SUPPLY Section - ................ 31
5-6. Printed
Wiring
Board
- MB-1408 Board (Component Side) - ........................... 33
5-7. Printed
Wiring
Board
- MB-1408 Board (Conductor Side) - ............................. 34
5-8. Schematic Diagram - MB-1408 Board (1/11) - .............. 35
5-9. Schematic Diagram - MB-1408 Board (2/11) - .............. 36
5-10. Schematic Diagram - MB-1408 Board (3/11) - .............. 37
5-11. Schematic Diagram - MB-1408 Board (4/11) - .............. 38
5-12. Schematic Diagram - MB-1408 Board (5/11) - .............. 39
5-13. Schematic Diagram - MB-1408 Board (6/11) - .............. 40
5-14. Schematic Diagram - MB-1408 Board (7/11) - .............. 41
5-15. Schematic Diagram - MB-1408 Board (8/11) - .............. 42
5-16. Schematic Diagram - MB-1408 Board (9/11) - .............. 43
5-17. Schematic Diagram - MB-1408 Board (10/11) - ............ 44
5-18. Schematic Diagram - MB-1408 Board (11/11) - ............ 45
5-9. Schematic Diagram - MB-1408 Board (2/11) - .............. 36
5-10. Schematic Diagram - MB-1408 Board (3/11) - .............. 37
5-11. Schematic Diagram - MB-1408 Board (4/11) - .............. 38
5-12. Schematic Diagram - MB-1408 Board (5/11) - .............. 39
5-13. Schematic Diagram - MB-1408 Board (6/11) - .............. 40
5-14. Schematic Diagram - MB-1408 Board (7/11) - .............. 41
5-15. Schematic Diagram - MB-1408 Board (8/11) - .............. 42
5-16. Schematic Diagram - MB-1408 Board (9/11) - .............. 43
5-17. Schematic Diagram - MB-1408 Board (10/11) - ............ 44
5-18. Schematic Diagram - MB-1408 Board (11/11) - ............ 45
TABLE OF CONTENTS
5-19. Printed Wiring Board
- AMP Board (Component Side) - .................................. 46
5-20. Printed Wiring Board
- AMP Board (Conductor Side) - .................................... 47
5-21. Schematic Diagram - AMP Board - ................................ 48
5-22. Printed Wiring Board - OLED CHUKEI Board - ........... 49
5-23. Schematic Diagram - OLED CHUKEI Board - .............. 49
5-24. Printed Wiring Board - TOUCH Board - ........................ 50
5-25. Schematic Diagram - TOUCH Board - ........................... 50
5-26. Printed Wiring Board - USB Board - .............................. 51
5-27. Schematic Diagram - USB Board - ................................. 51
5-22. Printed Wiring Board - OLED CHUKEI Board - ........... 49
5-23. Schematic Diagram - OLED CHUKEI Board - .............. 49
5-24. Printed Wiring Board - TOUCH Board - ........................ 50
5-25. Schematic Diagram - TOUCH Board - ........................... 50
5-26. Printed Wiring Board - USB Board - .............................. 51
5-27. Schematic Diagram - USB Board - ................................. 51
6.
EXPLODED VIEWS
6-1. Top Glass Section ........................................................... 78
6-2. Subwoofer
6-2. Subwoofer
Section
.......................................................... 79
6-3. Panel
Section
................................................................... 80
6-4. AMP
Section
................................................................... 81
7.
ELECTRICAL PARTS LIST
.............................. 82
Accessories are given in the last of the electrical parts list.
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