Read Sony MHC-W555 / STR-W555 Service Manual online
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TABLE OF CONTENTS
1. GENERAL
........................................................................... 4
2. DISASSEMBLY
• Sliding Panel Assembly ...................................................... 5
3. SERVICE MODE
.............................................................. 6
4. ELECTRICAL ADJUSTMENT
................................... 11
5. DIAGRAMS
5-1. Circuit Boards Location ...................................................... 12
5-2. Block Diagrams
5-2. Block Diagrams
• Tuner Section (AEP, UK model) ..................................... 13
• Tuner Section (East European, CIS model) ..................... 15
• Main Section .................................................................... 17
• Power Section .................................................................. 19
• Tuner Section (East European, CIS model) ..................... 15
• Main Section .................................................................... 17
• Power Section .................................................................. 19
5-3. Schematic Diagram
–Tuner (AEP, UK model) Section – .................................... 23
5-4. Printed Wiring Board
–Tuner (AEP, UK model) Section – .................................... 25
5-5. Printed Wiring Board
–Tuner (East European, CIS model) Section – ................... 26
5-6. Schematic Diagram
–Tuner (East European, CIS model) Section – ................... 27
5-7. Printed Wiring Board – Main Section – .............................. 29
5-8. Schematic Diagram – Main (1/2) Section – ........................ 31
5-9. Schematic Diagram – Main (2/2) Section – ........................ 33
5-10. Schematic Diagram – AV/Mic Section – .......................... 35
5-11. Printed Wiring Board – AV/Mic Section – ....................... 36
5-12. Schematic Diagram – Power Amp Section – ................... 37
5-13. Printed Wiring Board – Power Amp Section – ................. 39
5-14. Schematic Diagram – Display Section – .......................... 41
5-15. Printed Wiring Board – Display Amp Section – .............. 43
5-16. Schematic Diagram – Sliding Panel Section – ................. 45
5-17. Printed Wiring Board – Sliding Panel Section – .............. 47
5-18. Printed Wiring Board – Trans Section – ........................... 49
5-19. Schematic Diagram – Trans Section – ............................. 51
5-20. IC Block Diagrams ........................................................... 52
5-21. IC Pin Function ................................................................ 56
5-8. Schematic Diagram – Main (1/2) Section – ........................ 31
5-9. Schematic Diagram – Main (2/2) Section – ........................ 33
5-10. Schematic Diagram – AV/Mic Section – .......................... 35
5-11. Printed Wiring Board – AV/Mic Section – ....................... 36
5-12. Schematic Diagram – Power Amp Section – ................... 37
5-13. Printed Wiring Board – Power Amp Section – ................. 39
5-14. Schematic Diagram – Display Section – .......................... 41
5-15. Printed Wiring Board – Display Amp Section – .............. 43
5-16. Schematic Diagram – Sliding Panel Section – ................. 45
5-17. Printed Wiring Board – Sliding Panel Section – .............. 47
5-18. Printed Wiring Board – Trans Section – ........................... 49
5-19. Schematic Diagram – Trans Section – ............................. 51
5-20. IC Block Diagrams ........................................................... 52
5-21. IC Pin Function ................................................................ 56
6. EXPLODED VIEWS
6-1. Case and Sliding Panel Section ........................................... 59
6-2. Front Panel Section ............................................................. 60
6-3. Slide Mechanism Section .................................................... 61
6-4. Circuit Boards and Back Panel Section .............................. 62
6-2. Front Panel Section ............................................................. 60
6-3. Slide Mechanism Section .................................................... 61
6-4. Circuit Boards and Back Panel Section .............................. 62
7. ELECTRICAL PARTS LIST
........................................ 63
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