SONY STR-DA4ES STR-DA7ES STR-VA333ES RECEIVER SERVICE MANUAL
US Model
Canadian Model
STR-DA4ES/DA7ES

AEP Model
E Model
STR-VA333ES

Ver 1.0 2002. 07

1. SERVICE NOTE ································································ 8
2. GENERAL ··········································································· 9
3. TEST MODE ····································································· 11
4. DISASSEMBLY
4-1. Case .................................................................................. 12
4-2. Panel Assy ........................................................................ 13
4-3. Bracket .............................................................................. 13
4-4. Back Panel Section ........................................................... 14
4-5. Digital Board .................................................................... 14
4-6. Input Board, E-vol Board ................................................. 15
4-7. A-class Board, Amp Board ............................................... 15
4-8. Ac Board, Cis Power Board ............................................. 16
4-9. Dc Board ........................................................................... 16
5. ELECTRICAL ADJUSTMENTS································· 17
6. DIAGRAMS
6-1. IC Pin Function ................................................................ 18
6-2. Block Diagram Audio Section ..................................... 22
6-3. Block Diagram Video Section ...................................... 23
6-4. Block Diagram Digital Section (1/2) ............................ 24
6-5. Block Diagram Digital Section (2/2) ............................ 25
6-6. Block Diagram Power Amp Section............................. 26
6-7. Circuit Boards Location ................................................... 27
6-8. Schematic Diagram Digital Section (1/7) .................... 29
6-9. Schematic Diagram Digital Section (2/7) .................... 30
6-10. Schematic Diagram Digital Section (3/7) .................... 31
6-11. Schematic Diagram Digital Section (4/7) .................... 32
6-12. Schematic Diagram Digital Section (5/7) .................... 33
6-13. Schematic Diagram Digital Section (6/7) .................... 34
6-14. Schematic Diagram Digital Section (7/7) .................... 35
6-15. Printed Wiring Board Digital Section .......................... 36
6-16. Printed Wiring Board Input Section ............................. 38
6-17. Schematic Diagram Input Section ................................ 40
6-18. Printed Wiring Boards S-Video Section ....................... 41
6-19. Schematic Diagram S-Video Section (1/2) .................. 42
6-20. Schematic Diagram S-Video Section (2/2) .................. 43
6-21. Printed Wiring Boards C-Video Section ...................... 44
6-22. Schematic Diagram C-Video Section ........................... 45
6-23. Printed Wiring Boards E-Vol Section ........................... 46
6-24. Schematic Diagram E-Vol Section (1/2) ...................... 48
6-25. Schematic Diagram E-Vol Section (2/2) ...................... 49
6-26. Printed Wiring Board A-Class Section ......................... 50
6-27. Schematic Diagram A-Class Section ........................... 51
6-28. Printed Wiring Board CIS Section ............................... 52
6-29. Schematic Diagram CIS Section .................................. 53
6-30. Printed Wiring Board Up Convert Section ................... 54
6-31. Schematic Diagram Up Convert Section ...................... 55
6-32. Printed Wiring Board Amp Section .............................. 56
6-33. Schematic Diagram Amp Section ................................ 57
6-34. Printed Wiring Boards Display Section ........................ 58
6-35. Schematic Diagram Display Section ............................ 59
6-36. Printed Wiring Board Digital input Section ................. 60
6-37. Schematic Diagram Digital input Section .................... 61
6-38. Printed Wiring Boards Speaker Section ....................... 62
6-39. Schematic Diagram Speaker Section ........................... 63
6-40. Printed Wiring Boards Power Section .......................... 64
6-41. Schematic Diagram Power Section .............................. 65
6-42. IC Block Diagrams ........................................................... 66
7. EXPLODED VIEWS
7-1. Case Section ..................................................................... 72
7-2. Front Panel Section (1) ..................................................... 73
7-3. Front Panel Section (2) ..................................................... 74
7-4. Rear Section ..................................................................... 75
7-5. Chassis Section (1) ........................................................... 76
7-6. Chassis Section (2) ........................................................... 77
8. ELECTRICAL PARTS LIST ········································ 78