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HCD-XGR88
TABLE OF CONTENTS
1. GENERAL
·········································································· 5
2. DISASSEMBY
··································································· 7
3. TEST MODE
···································································· 16
4. MECHANICAL ADJUSTMENTS
····························· 18
5. ELECTRICAL ADJUSTMENTS
······························· 18
6. DIAGRAMS
6-1. Circuit Board Location ······················································ 21
6-2. Block Diagram – CD Servo Section – ······························· 22
Block Diagram – Tuner/Tape Deck Section – ··················· 23
Block Diagram – Main Section – ······································ 24
Block Diagram
– Display/Key Control/Power Supply Section – ·········· 25
6-3. Printed Wiring Board – BD Section – ······························· 26
6-4. Schematic Diagram – BD Section – ·································· 27
6-5. Printed Wiring Board – Motor LED Section – ·················· 28
6-6. Schematic Diagram –Motor LED Section – ······················ 28
6-7. Schematic Diagram – Main (1/4) Section – ······················ 29
6-8. Schematic Diagram – Main (2/4) Section – ······················ 30
6-9. Schematic Diagram – Main (3/4) Section – ······················ 31
6-10. Schematic Diagram – Main (4/4) Section – ······················ 32
6-11.Printed Wiring Board – Main Section – ····························· 33
6-12. Printed Wiring Board – CD-L, CD-R Section – ················ 34
6-13. Schematic Diagram – CD-L, CD-R Section – ··················· 35
6-14. Printed Wiring Board – TC-A, TC-B Section – ················ 36
6-15. Schematic Diagram – TC-A, TC-B Section – ··················· 37
6-16.Printed Wiring Board – Panel VR, Key Section – ············· 38
6-17. Schematic Diagram – Panel VR, Key Section – ················ 39
6-18.Printed Wiring Board – Panel FL Section – ······················· 40
6-19. Schematic Diagram – Panel FL Section – ························· 41
6-20. Printed Wiring Board – Power Amp Section – ·················· 42
6-21. Schematic Diagram – Power Amp Section – ····················· 43
6-22. Printed Wiring Board – Sub Amp Section – ····················· 44
6-23. Schematic Diagram – Sub Amp Section – ························· 45
6-24. Printed Wiring Board – Mic Section – ······························ 46
6-25. Schematic Diagram – Mic Section – ································· 46
6-26. Printed Wiring Board – Power Supply Section – ·············· 47
6-27. Schematic Diagram – Power Supply Section – ················· 47
6-28. IC Pin Function Description ············································· 48
6-29. IC Block Diagram ····························································· 53
7. EXPLODED VIEWS
7-1. Case,Back Panel Section ··················································· 56
7-2. Front Panel Section-1 ························································ 57
7-3. Front Panel Section-2 ························································ 58
7-4. Chassis Section ·································································· 59
7-5. CD Mechanism Deck Section
(CDM-30BD60C) ······························································· 60
7-6. Base Unit Section (BU-30BD60C) ···································· 61
8. ELECTRICAL PARTS LIST
······································· 62
Summary of Contents for HCD-XGR88
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