Read Sony TA-A1ES Service Manual online
TA-A1ES
3
1.
SERVICING NOTES
............................................. 4
2. DISASSEMBLY
2-1. Disassembly
Flow
........................................................... 6
2-2. Case
Top,
Fuse
(F160, F161, F162, F163, F164, F165) .......................... 7
2-3. Case L Block, Case R Block ........................................... 7
2-4. Front Panel Block ........................................................... 8
2-5. HP-POW Board Block .................................................... 9
2-6. HP-AMP Board Block .................................................... 10
2-7. Power
2-4. Front Panel Block ........................................................... 8
2-5. HP-POW Board Block .................................................... 9
2-6. HP-AMP Board Block .................................................... 10
2-7. Power
Transformer
(T2)
................................................. 11
2-8. Lug
Wires
........................................................................ 12
2-9. 4-8 Board Block, Fuse (F101) ........................................ 13
2-10. AC Board Block, Fuse (F1) ............................................ 14
2-11. P-REG Board-1 ............................................................... 15
2-12. P-REG Board-2 ............................................................... 16
2-13. Bracket Bridge_INPUT .................................................. 17
2-14. REAR-SW Board ............................................................ 18
2-15. Heat Sink L Assy............................................................. 19
2-16. A-CLASS-L Board ......................................................... 20
2-17. POWER-SUPPLY Board ................................................ 20
2-18. Heat Sink R Assy ............................................................ 21
2-19. A-CLASS-R Board ......................................................... 22
2-20. POWER-SUPPLY-R Board ............................................ 22
2-21. INPUT Board .................................................................. 23
2-22. AC Inlet 2P (AC1) .......................................................... 24
2-10. AC Board Block, Fuse (F1) ............................................ 14
2-11. P-REG Board-1 ............................................................... 15
2-12. P-REG Board-2 ............................................................... 16
2-13. Bracket Bridge_INPUT .................................................. 17
2-14. REAR-SW Board ............................................................ 18
2-15. Heat Sink L Assy............................................................. 19
2-16. A-CLASS-L Board ......................................................... 20
2-17. POWER-SUPPLY Board ................................................ 20
2-18. Heat Sink R Assy ............................................................ 21
2-19. A-CLASS-R Board ......................................................... 22
2-20. POWER-SUPPLY-R Board ............................................ 22
2-21. INPUT Board .................................................................. 23
2-22. AC Inlet 2P (AC1) .......................................................... 24
3. ELECTRICAL
ADJUSTMENTS
........................ 25
4. DIAGRAMS
4-1. Block Diagram - INPUT Section - .................................. 26
4-2. Block Diagram - ELECTRICAL VOLUME Section - ... 27
4-3. Block Diagram - SPEAKER AMP Section - .................. 28
4-4. Block
4-2. Block Diagram - ELECTRICAL VOLUME Section - ... 27
4-3. Block Diagram - SPEAKER AMP Section - .................. 28
4-4. Block
Diagram
- HEADPHONE AMP/PANEL Section - ....................... 29
4-5. Block Diagram - POWER SUPPLY Section - ................ 30
4-6. Printed Wiring Board - INPUT Board - .......................... 32
4-7. Schematic Diagram - INPUT Board (1/3) - .................... 33
4-8. Schematic Diagram - INPUT Board (2/3) - .................... 34
4-9. Schematic Diagram - INPUT Board (3/3) - .................... 35
4-10. Schematic Diagram - A-CLASS-L Board - .................... 36
4-11. Schematic Diagram - A-CLASS-R Board - .................... 37
4-12. Printed Wiring Boards - A-CLASS Section - ................. 38
4-13. Printed Wiring Boards - BOOT-STRAP Section - .......... 39
4-14. Schematic Diagram
4-6. Printed Wiring Board - INPUT Board - .......................... 32
4-7. Schematic Diagram - INPUT Board (1/3) - .................... 33
4-8. Schematic Diagram - INPUT Board (2/3) - .................... 34
4-9. Schematic Diagram - INPUT Board (3/3) - .................... 35
4-10. Schematic Diagram - A-CLASS-L Board - .................... 36
4-11. Schematic Diagram - A-CLASS-R Board - .................... 37
4-12. Printed Wiring Boards - A-CLASS Section - ................. 38
4-13. Printed Wiring Boards - BOOT-STRAP Section - .......... 39
4-14. Schematic Diagram
- BOOT-STRAP-L/TO220 Boards - ............................... 40
TABLE OF CONTENTS
4-15. Schematic Diagram
- BOOT-STRAP-R/TO220 Boards - ............................... 41
4-16. Printed Wiring Boards - HP Section - ............................. 42
4-17. Schematic Diagram - HP Section - ................................. 43
4-18. Printed Wiring Boards - CONNECTION Section - ........ 44
4-19. Schematic Diagram - CONNECTION Section - ............ 44
4-20. Printed Wiring Board - DISPLAY Board - ..................... 45
4-21. Schematic Diagram - DISPLAY Board (1/2) - ............... 46
4-22. Schematic Diagram - DISPLAY Board (2/2) - ............... 47
4-23. Printed Wiring Boards - SWITCH Section - .................. 48
4-24. Schematic Diagram - SWITCH Section - ....................... 49
4-25. Schematic Diagram - INPUT_LED Board - ................... 50
4-26. Schematic Diagram - NUMBER_LED Board - ............. 51
4-27. Printed Wiring Boards - LED Section - .......................... 52
4-28. Printed Wiring Board - HP-POW Board - ...................... 52
4-29. Schematic Diagram - HP-POW Board - ......................... 53
4-30. Printed Wiring Board - P-REG Board - .......................... 54
4-31. Schematic Diagram - P-REG Board - ............................. 55
4-32. Printed Wiring Boards - POWER SUPPLY Section - .... 56
4-33. Schematic Diagram - POWER SUPPLY Section - ......... 57
4-17. Schematic Diagram - HP Section - ................................. 43
4-18. Printed Wiring Boards - CONNECTION Section - ........ 44
4-19. Schematic Diagram - CONNECTION Section - ............ 44
4-20. Printed Wiring Board - DISPLAY Board - ..................... 45
4-21. Schematic Diagram - DISPLAY Board (1/2) - ............... 46
4-22. Schematic Diagram - DISPLAY Board (2/2) - ............... 47
4-23. Printed Wiring Boards - SWITCH Section - .................. 48
4-24. Schematic Diagram - SWITCH Section - ....................... 49
4-25. Schematic Diagram - INPUT_LED Board - ................... 50
4-26. Schematic Diagram - NUMBER_LED Board - ............. 51
4-27. Printed Wiring Boards - LED Section - .......................... 52
4-28. Printed Wiring Board - HP-POW Board - ...................... 52
4-29. Schematic Diagram - HP-POW Board - ......................... 53
4-30. Printed Wiring Board - P-REG Board - .......................... 54
4-31. Schematic Diagram - P-REG Board - ............................. 55
4-32. Printed Wiring Boards - POWER SUPPLY Section - .... 56
4-33. Schematic Diagram - POWER SUPPLY Section - ......... 57
5.
EXPLODED VIEWS
5-1. Case
Top
Section
............................................................. 61
5-2. Case L/R Section ............................................................ 62
5-3. DISPLAY Board Section ................................................ 63
5-4. Front Panel Section ......................................................... 64
5-5. HP-POW Board, HP-AMP Board Section ...................... 65
5-6. Power
5-3. DISPLAY Board Section ................................................ 63
5-4. Front Panel Section ......................................................... 64
5-5. HP-POW Board, HP-AMP Board Section ...................... 65
5-6. Power
Transformer
Section
............................................ 66
5-7. 4-8 Board Section ........................................................... 67
5-8. AC Board Section ........................................................... 68
5-9. P-REG Board Section ..................................................... 69
5-10. REAR-SW Board Section ............................................... 70
5-11. Heat Sink L Section ........................................................ 71
5-12. POWER-SUPPLY Board Section ................................... 72
5-13. Heat Sink R Section ........................................................ 73
5-14. INPUT Board Section ..................................................... 74
5-15. Plate Bottom Section ...................................................... 75
5-16. Bracket Section ............................................................... 76
5-17. Chassis Section ............................................................... 77
5-8. AC Board Section ........................................................... 68
5-9. P-REG Board Section ..................................................... 69
5-10. REAR-SW Board Section ............................................... 70
5-11. Heat Sink L Section ........................................................ 71
5-12. POWER-SUPPLY Board Section ................................... 72
5-13. Heat Sink R Section ........................................................ 73
5-14. INPUT Board Section ..................................................... 74
5-15. Plate Bottom Section ...................................................... 75
5-16. Bracket Section ............................................................... 76
5-17. Chassis Section ............................................................... 77
6.
ELECTRICAL PARTS LIST
.............................. 78
Accessories are given in the last of the electrical parts list.
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