Read Sony DAV-C450 / HCD-C450 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
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE WITH
MARK
0
ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
LES COMPOSANTS IDENTIFÉS PAR UNE MARQUE
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REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY
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Ver 1.3 2003. 05
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