Read Sony DAV-C450 (serv.man2) Service Manual online
4
HCD-C450
TABLE OF CONTENTS
1. GENERAL
·········································································· 5
2. DISASSEMBLY
································································ 7
2-1. Case (Top) ····································································· 7
2-2. Tuner Unit ····································································· 8
2-3. Front Panel Section ······················································· 8
2-4. POWER Board ······························································ 9
2-5. Mechanism Deck (CDM53K-DVBU7) ························· 9
2-6. RF-240 Board ······························································ 10
2-7. Fitting Base (Magnet) Assembly ································· 10
2-8. DVD Base Unit (DVBU7) ··········································· 11
2-9. Optical Pick-up (KHM-240AAA) ······························· 11
2-10. CLAMP MOTOR Board,
2-2. Tuner Unit ····································································· 8
2-3. Front Panel Section ······················································· 8
2-4. POWER Board ······························································ 9
2-5. Mechanism Deck (CDM53K-DVBU7) ························· 9
2-6. RF-240 Board ······························································ 10
2-7. Fitting Base (Magnet) Assembly ································· 10
2-8. DVD Base Unit (DVBU7) ··········································· 11
2-9. Optical Pick-up (KHM-240AAA) ······························· 11
2-10. CLAMP MOTOR Board,
Motor (Clamp) Assembly ············································ 12
2-11. Fitting Base (Guide) Assembly,
Bracket (Chassis) ························································· 12
2-12. Tray (240) ···································································· 13
2-13. Chassis (Mold B) Section ············································ 13
2-14. LOAD MOTOR Board,
2-13. Chassis (Mold B) Section ············································ 13
2-14. LOAD MOTOR Board,
Motor (Loading) Assembly (M702) ···························· 14
2-15. Stocker Section ···························································· 14
2-16. Slider (Selection), Tension Spring (Shutter),
2-16. Slider (Selection), Tension Spring (Shutter),
Slider (Shutter) ···························································· 15
2-17. Gear (Gear A), Gear (Gear B), Gear (U/D Slider) ······ 16
2-18. Gear (Chucking) ·························································· 17
2-18. Gear (Chucking) ·························································· 17
3. TEST MODE
···································································· 18
4. ELECTRICAL ADJUSTMENT
·································· 28
5. DIAGRAMS
······································································ 30
5-1. Block Diagrams ··························································· 32
5-2. Printed Wiring Board – RF Board – ··························· 35
5-3. Schematic Diagram – RF Board – ······························ 36
5-4. Printed Wiring Board – DVD Board (Side A) – ········· 37
5-5. Printed Wiring Board – DVD Board (Side B) – ········· 38
5-6. Schematic Diagram – DVD Board (1/9) – ················· 39
5-7. Schematic Diagram – DVD Board (2/9) – ················· 40
5-8. Schematic Diagram – DVD Board (3/9) – ················· 41
5-9. Schematic Diagram – DVD Board (4/9) – ················· 42
5-10. Schematic Diagram – DVD Board (5/9) – ················· 43
5-11. Schematic Diagram – DVD Board (6/9) – ················· 44
5-12. Schematic Diagram – DVD Board (7/9) – ················· 45
5-13. Schematic Diagram – DVD Board (8/9) – ················· 46
5-14. Schematic Diagram – DVD Board (9/9) – ················· 47
5-15. Printed Wiring Board – AMP Board (Side A) – ········· 48
5-16. Printed Wiring Board – AMP Board (Side B) – ········· 49
5-17. Schematic Diagram – AMP Board (1/2) – ················· 50
5-18. Schematic Diagram – AMP Board (2/2) – ················· 51
5-19. Printed Wiring Board – I/O Section – ························ 52
5-20. Schematic Diagram – I/O Section (1/2) – ·················· 53
5-21. Schematic Diagram – I/O Section (2/2) – ·················· 54
5-22. Printed Wiring Board – FRONT Section – ················· 55
5-23. Schematic Diagram – FRONT Section – ··················· 56
5-24. Printed Wiring Board – SW Section – ························ 57
5-25. Schematic Diagram – SW Section – ·························· 58
5-26. Printed Wiring Board – CDM Section – ···················· 59
5-27. Schematic Diagram – CDM Section – ······················· 60
5-28. Printed Wiring Board – POWER Board – ·················· 61
5-29. Schematic Diagram – POWER Board – ····················· 62
5-30. IC Block Diagrams ······················································ 63
5-31. IC Pin Function Descriptions ······································ 66
5-2. Printed Wiring Board – RF Board – ··························· 35
5-3. Schematic Diagram – RF Board – ······························ 36
5-4. Printed Wiring Board – DVD Board (Side A) – ········· 37
5-5. Printed Wiring Board – DVD Board (Side B) – ········· 38
5-6. Schematic Diagram – DVD Board (1/9) – ················· 39
5-7. Schematic Diagram – DVD Board (2/9) – ················· 40
5-8. Schematic Diagram – DVD Board (3/9) – ················· 41
5-9. Schematic Diagram – DVD Board (4/9) – ················· 42
5-10. Schematic Diagram – DVD Board (5/9) – ················· 43
5-11. Schematic Diagram – DVD Board (6/9) – ················· 44
5-12. Schematic Diagram – DVD Board (7/9) – ················· 45
5-13. Schematic Diagram – DVD Board (8/9) – ················· 46
5-14. Schematic Diagram – DVD Board (9/9) – ················· 47
5-15. Printed Wiring Board – AMP Board (Side A) – ········· 48
5-16. Printed Wiring Board – AMP Board (Side B) – ········· 49
5-17. Schematic Diagram – AMP Board (1/2) – ················· 50
5-18. Schematic Diagram – AMP Board (2/2) – ················· 51
5-19. Printed Wiring Board – I/O Section – ························ 52
5-20. Schematic Diagram – I/O Section (1/2) – ·················· 53
5-21. Schematic Diagram – I/O Section (2/2) – ·················· 54
5-22. Printed Wiring Board – FRONT Section – ················· 55
5-23. Schematic Diagram – FRONT Section – ··················· 56
5-24. Printed Wiring Board – SW Section – ························ 57
5-25. Schematic Diagram – SW Section – ·························· 58
5-26. Printed Wiring Board – CDM Section – ···················· 59
5-27. Schematic Diagram – CDM Section – ······················· 60
5-28. Printed Wiring Board – POWER Board – ·················· 61
5-29. Schematic Diagram – POWER Board – ····················· 62
5-30. IC Block Diagrams ······················································ 63
5-31. IC Pin Function Descriptions ······································ 66
6. EXPLODED VIEWS
······················································ 76
6-1. Case (Top) Section ······················································ 76
6-2. Chassis Section ···························································· 77
6-3. Front Panel Section ····················································· 78
6-4. Overall Section (CDM53K-DVBU7) ·························· 79
6-5. Chassis (Mold) Assembly Section
6-2. Chassis Section ···························································· 77
6-3. Front Panel Section ····················································· 78
6-4. Overall Section (CDM53K-DVBU7) ·························· 79
6-5. Chassis (Mold) Assembly Section
(CDM53K-DVBU7) ···················································· 80
6-6. Chassis Section (CDM53K-DVBU7) ·························· 81
6-7. Stocker (240) Overall Section,
6-7. Stocker (240) Overall Section,
Optical Pick-up Section (DVBU7) ······························ 82
7. ELECTRICAL PARTS LIST
······································· 83
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