Table Of Contents - Sony SCD-XA777ES Service Manual

SCD-XA777ES
1. SERVICING NOTES
2. GENERAL
................................................................... 9
3. DISASSEMBLY
3-1. Disassembly flow ............................................................ 10
3-2. Case (Top) ....................................................................... 11
3-3. Loading Panel Assy ......................................................... 11
3-4. Front Panel Section ......................................................... 12
3-5. MAIN Board, Bracket (MAIN) ...................................... 12
3-6. Mechanism Deck (CDM19JB-DVBU4B/
CDM19JN-DVBU4B), RF Board ................................... 13
3-7. Disc Table, Belt, Loading Motor (M1) ........................... 13
3-8. Optical Pick-up (KHM-230AAA/J1NP) ........................ 14
3-9. Base Unit (DVBU4B) ..................................................... 15
4. TEST MODE
.............................................................. 16
5. DIAGRAMS
5-1. Block Diagram - RF/SERVO Section - ........................ 31
5-2. Block Diagram - MAIN Section (1/2) - ....................... 32
5-3. Block Diagram - MAIN Section (2/2) - ....................... 33
5-4. Block Diagram - AUDIO Section (1/2) - ..................... 34
5-5. Block Diagram - AUDIO Section (2/2) - ..................... 35
5-6. Block Diagram
- DISPLAY/POWER SUPPLY Section - ...................... 36
5-7. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 37
5-8. Printed Wiring Boards
- LOADING MOTOR/RF/SWITCH Boards - .............. 38
5-9. Schematic Diagram
- LOADING MOTOR/RF/SWITCH Boards - .............. 39
5-10. Printed Wiring Board
- MAIN Board (Component Side) - .............................. 40
5-11. Printed Wiring Board
- MAIN Board (Conductor Side) - ................................ 41
5-12. Schematic Diagram - MAIN Board (1/5) - .................. 42
5-13. Schematic Diagram - MAIN Board (2/5) - .................. 43
5-14. Schematic Diagram - MAIN Board (3/5) - .................. 44
5-15. Schematic Diagram - MAIN Board (4/5) - .................. 45
5-16. Schematic Diagram - MAIN Board (5/5) - .................. 46
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 PUB-
LISHED BY SONY.
2

TABLE OF CONTENTS

............................................... 4
5-17. Printed Wiring Board - D.OUT Board - ....................... 47
5-18. Schematic Diagram - D.OUT Board - .......................... 47
5-19. Printed Wiring Board
- MOTHER Board (Component Side) - ........................ 48
5-20. Printed Wiring Board
- MOTHER Board (Conductor Side) - ......................... 49
5-21. Schematic Diagram - MOTHER Board (1/2) - ............ 50
5-22. Schematic Diagram - MOTHER Board (2/2) - ............ 51
5-23. Printed Wiring Board - AUDIO FRONT Board - ......... 52
5-24. Schematic Diagram - AUDIO FRONT Board - ........... 53
5-25. Printed Wiring Board - AUDIO SURR Board - ........... 54
5-26. Schematic Diagram - AUDIO SURR Board - .............. 55
5-27. Printed Wiring Board - AUDIO C/SW Board - ............ 56
5-28. Schematic Diagram - AUDIO C/SW Board - .............. 57
5-29. Printed Wiring Board - PANEL Board - ...................... 58
5-30. Schematic Diagram - PANEL Board - ......................... 59
5-31. Printed Wiring Boards
- HP/JOG/KEY/R.CNTL Boards - ................................ 60
5-32. Schematic Diagram
- HP/JOG/KEY/R.CNTL Boards - ................................ 61
5-33. Printed Wiring Board - A-POWER Board - ................. 62
5-34. Schematic Diagram - A-POWER Board - .................... 63
5-35. Printed Wiring Board - D-POWER Board - ................. 64
5-36. Schematic Diagram - D-POWER Board - ................... 65
5-37. Printed Wiring Boards - AC/AC SW Boards - ............. 66
5-38. Schematic Diagram - AC/AC SW Boards - ................. 67
5-39. IC Pin Function Description ........................................... 76
6. EXPLODED VIEWS
6-1. Case Section .................................................................... 91
6-2. Front Panel Section ......................................................... 92
6-3. Bottom Section ................................................................ 93
6-4. Board Section-1 ............................................................... 94
6-5. Board Section-2 ............................................................... 95
6-6. Chassis Section ............................................................... 96
6-7. Mechanism Deck Section
(CDM19JB-DVBU4B, CDM19JN-DVBU4B) .............. 97
6-8. Base Unit Section (DVBU4B) ........................................ 98
7. ELECTRICAL PARTS LIST
ATTENTION AU COMPOSANT AYANT RAPPORT
À LA SÉCURITÉ!
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0
SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE
DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ
DE FONCTIONNEMENT. NE REMPLACER CES COM-
POSANTS QUE PAR DES PIÈCES SONY DONT LES
NUMÉROS SONT DONNÉS DANS CE MANUEL OU
DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
............................... 99