Page 2
3
HCD-CL1/CL3
TABLE OF CONTENTS
1. SERVICING NOTES
······················································· 4
2. GENERAL ·········································································· 5
3. DISASSEMBLY
3-1. Top Panel, Side Panel ···················································· 7
3-2. Cassette Mechanism ······················································ 8
3-3. Front Panel ···································································· 8
3-4. Panel Board ··································································· 9
3-5. Back Panel, Main Board ················································ 9
3-6. Amp Board, Power Transformer ································· 10
3-7. CD Mechanism ···························································· 10
3-8. CD Base Unit (BU-30BD60) ······································ 11
3-9. Driver Board ································································ 12
3-10. Fitting Base (Stabilizer) Assy, Tray Assy, ··················· 12
3-11. Tray Sensor Board ······················································· 13
3-12. Slider (Loading), Gear (Slider) ··································· 13
3-13. Stocker Assy, Tray (Sub) ············································· 14
3-14. Disc Sensor Board ······················································· 14
3-15. IN OUT SW Board ······················································ 15
3-16. Motor Assy (M721), Motor Board ······························ 15
4. TEST MODE ···································································· 16
5. MECHANICAL ADJUSTMENTS ····························· 17
6. ELECTRICAL ADJUSTMENTS ······························· 17
7. DIAGRAMS
7-1. Circuit Boards Location ·············································· 21
7-2. Block Diagrams CD Section ······································· 22
Syscon Section ···························································· 23
Main Section ······························································· 247-3. Printed Wiring Board Main Section ··························· 25
7-4. Schematic Diagram Main Section (1/2) ····················· 26
7-5. Schematic Diagram Main Section (2/2) ····················· 27
7-6. Schematic Diagram BD Section ································· 28
7-7. Printed Wiring Board BD Section ······························ 29
7-8. Schematic Diagram Driver Section ···························· 30
7-9. Printed Wiring Board Driver Section ························· 31
7-10. Schematic Diagram TC Section ································· 32
7-11. Printed Wiring Board TC Section ······························· 33
7-12. Schematic Diagram AMP Section ······························ 34
7-13. Printed Wiring Board AMP Section ··························· 35
7-14. Schematic Diagram Panel Section ····························· 36
7-15. Printed Wiring Board Panel Section ··························· 37
7-16. Schematic Diagram Trans Section ····························· 38
7-17. Printed Wiring Board Trans Section ··························· 39
7-18. Schematic Diagram Power Section ···························· 40
7-19. Printed Wiring Board Power Section ························· 41
7-20. IC Pin Function Description ········································ 42
7-21. IC Block Diagrams ······················································ 44
8. EXPLODED VIEWS
8-1. Side Panel, Back Panel Section ··································· 46
8-2. Front Panel Section ····················································· 48
8-3. Chassis Section ···························································· 49
8-4. CD Mechanism Deck Section-1 ·································· 50
8-5. CD Mechanism Deck Section-2 ·································· 51
8-6. Base Unit Section (BU-30BD60) ································ 52
9. ELECTRICAL PARTS LIST ······································· 53
