Sony hcd xg 55

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2 HCD-XG55 TABLE OF CONTENTS 1. SERVICING NOTES ······················································· 3 2. GENERAL Location of Controls ······························································ 4 Setting the Time ····································································· 5 3. DISASSEMBLY 3-1. Case ················································································· 7 3-2. Front Panel Section ························································· 7 3-3. Tape Mechanism Deck (TCM-230PWR42), Cover (TC) ······································································ 8 3-4. Holder Deck B Assy, Holder Deck A Assy, Lid (TC) Assy ·································································· 8 3-5. LEAF SW Board, AUDIO Board ··································· 9 3-6. TC (B) Board, TC (A) Board, PANEL FL Board ········· 10 3-7. PANEL VR Board ························································· 10 3-8. HEADPHONE Board, FRONT INPUT Board ············· 11 3-9. CD-L Board, CD-R (1) Board, CD-R (2) Board ·········· 11 3-10. DC Fan (M901), MAIN Board, Tuner (FM/AM) ······· 12 3-11. PA Board ····································································· 12 3-12. SUB TRANS Board, TRANS Board ·························· 13 3-13. CD Mechanism Deck (CDM37M-5BD32L) ·············· 14 3-14. Base Unit (BU-5BD32L) ············································ 15 3-15. BD Board ···································································· 15 3-16. Optical Pick-up (KSS-213DH) ··································· 16 3-17. Disc Table ··································································· 16 3-18. LED Board, CD MOTOR Board, TABLE SENSOR Board ············································· 17 4. TEST MODE ···································································· 18 5. MECHANICAL ADJUSTMENTS ····························· 20 6. ELECTRICAL ADJUSTMENTS Deck section ········································································· 20 CD Section ··········································································· 23 7. DIAGRAMS ······································································ 24 7-1. Block Diagram – CD SERVO Section – ················································· 26 – TUNER/TAPE DECK Section – ································ 27 – MAIN Section – ························································· 28 – DISPLAY/KEY CONTROL/POWER SUPPLY Section – ····· 297-2. Printed Wiring Board – BD Board – ····························· 30 7-3. Schematic Diagram – BD Board – ······························· 31 7-4. Printed Wiring Boards – CD MOTOR Section – ·········· 32 7-5. Schematic Diagram – CD MOTOR Section – ·············· 33 7-6. Printed Wiring Board – AUDIO Board – ······················ 34 7-7. Schematic Diagram – AUDIO Board – ························· 35 7-8. Printed Wiring Board – LEAF SW Board – ················· 36 7-9. Schematic Diagram – LEAF SW Board – ···················· 36 7-10. Schematic Diagram – MAIN Board (1/3) – ················ 37 7-11. Schematic Diagram – MAIN Board (2/3) – ················ 38 7-12. Schematic Diagram – MAIN Board (3/3) – ················ 39 7-13. Printed Wiring Board – MAIN Board – ······················ 40 7-14. Printed Wiring Board – PA Board – ···························· 41 7-15. Schematic Diagram – PA Board – ······························ 42 7-16. Printed Wiring Boards – FRONT INPUT/HEADPHONES Boards – ············· 43 7-17. Schematic Diagram – FRONT INPUT/HEADPHONES Boards – ············· 44 7-18. Printed Wiring Board – PANEL FL Board – ·············· 45 7-19. Schematic Diagram – PANEL FL Board – ················· 46 7-20. Printed Wiring Board – PANEL VR Board – ············· 47 7-21. Schematic Diagram – PANEL VR Board – ················ 48 7-22. Printed Wiring Boards – TC (A)/TC (B)/CD-L/CD-R (1)/CD-R (2) Boards – 49 7-23. Schematic Diagram – TC (A)/TC (B)/CD-L/CD-R (1)/CD-R (2) Boards – 50 7-24. Printed Wiring Board – TRANSFORMER Section– ····································· 51 7-25. Schematic Diagram – TRANSFORMER Section– ····································· 51 7-26. IC Block Diagrams ····················································· 52 7-27. IC Pin Function Description ······································· 54 8. EXPLODED VIEWS 8-1. Case, Back Panel Section ·············································· 59 8-2. Front Panel Section-1 ···················································· 60 8-3. Front Panel Section-2 ···················································· 61 8-4. Chassis Section ····························································· 62 8-5. Tape Mechanism Deck Section-1 (TCM-230PWR42) · 63 8-6. Tape Mechanism Deck Section-2 (TCM-230PWR42) · 64 8-7. CD Mechanism Deck Section (CDM37M-5BD32L) ··· 65 8-8. Base Unit Section (BU-5BD32L) ································· 66 9. ELECTRICAL PARTS LIST ······································· 67