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TABLE OF CONTENTS
1. SERVICE NOTE
................................................................. 4
2. GENERAL
Locating the controls ............................................................... 5
3. DISASSEMBLY
3-1. Upper Lid Assy ................................................................... 7
3-2. Cabinet (Middle) Assy ........................................................ 7
3-3. Main Board, MD Assy ........................................................ 8
3-4. Sled Motor Assy (M602), Optical Pick-up (DAX-25E),
Turntable Motor Assy (M601) ............................................. 8
4. ELECTRICAL ADJUSTMENTS
CD Section .............................................................................. 9
5. DIAGRAMS
5-1. IC Pin Descriptions ........................................................... 10
5-2. Note for Printed Wiring Boards
and Schematic Diagrams .................................................. 15
5-3. Waveforms ......................................................................... 15
5-4. Block Diagram -“CD Section-“ ........................................... 16
5-5. Block Diagram -“Power Supply Section-“ .......................... 17
5-6. Printed Wiring Board -“Main Section-“ .............................. 18
5-7. Schematic Diagram -“Main Section (1/2)-“......................... 20
5-8. Schematic Diagram -“Main Section (2/2)-“......................... 21
5-9. Printed Wiring Board -“Switch Section-“ ........................... 22
5-10. Schematic Diagram -“Switch Section-“............................... 23
5-11. IC Block Diagrams ............................................................ 24
6. EXPLODED VIEWS
6-1. Upper Lid Section ............................................................. 25
6-2. Cabinet (Lower) Section ................................................... 26
6-3. CD Mechanism Deck Section (CDM-3325ER2) .............. 27
7. ELECTRICAL PARTS LIST ......................................... 28
D-NE500/NE506CK
