5
TABLE OF CONTENTS
1. GENERAL
Location of Controls ................................................................ 6
Connection example (US, Canadian Model) ........................... 6
Connections (US, Canadian Model) ........................................ 7
2. DISASSEMBLY
2-1. Front Panel Assy ................................................................. 8
2-2. CD Mechanism Block, Front Panel Assy ............................ 9
2-3. Sub Panel (CD) Sub Assy ................................................... 9
2-4. Motor Block Assy, Cam (R) Assy ..................................... 10
2-5. Main Board ....................................................................... 10
2-6. Heat Sink ........................................................................... 11
2-7. Chassis (T) Sub Assy ........................................................ 11
2-8. Lever Section ..................................................................... 12
2-9. Servo Board ....................................................................... 12
2-10. Shaft Roller Assy, Load SW Board ................................... 13
2-11. Floating Block Assy .......................................................... 13
2-12. Optical Pick-up Block ....................................................... 14
3. PHASE ALIGNMENT
3-1. Arm (A-L) Assy, Arm (B-L) Assy ..................................... 15
3-2. Cam (L) ............................................................................. 15
3-3. Motor Block ...................................................................... 16
3-4. Alignment between Arm (A-L) Assy
and Arm (B-L) Assy .......................................................... 16
3-5. Arm (A-R) Assy, Arm (B-R) Assy .................................... 17
3-6. Cam (R) ............................................................................. 17
4. DIAGRAMS
4-1. IC Pin Descriptions ........................................................... 18
4-2. Block Diagram –CD Section– ........................................... 24
4-3. Block Diagram –Tuner Section– ....................................... 25
4-4. Block Diagram –Display Section– .................................... 26
4-5. Circuit Boards Location .................................................... 27
4-6. Printed Wiring Boards –CD Mechanism Section– ............ 28
4-7. Schematic Diagram –CD Mechanism Section (1/2)– ....... 30
4-8. Schematic Diagram –CD Mechanism Section (2/2)– ....... 31
4-9. Printed Wiring Boards –Main Section– ............................ 32
4-10. Schematic Diagram –Main Section (1/2)– ........................ 34
4-11. Schematic Diagram –Main Section (2/2)– ........................ 35
4-12. Printed Wiring Board –Sub Section– ................................ 36
4-13. Schematic Diagram –Sub Section– ................................... 37
4-14. Printed Wiring Board –Display Section– .......................... 38
4-15. Schematic Diagram –Display Section– ............................. 39
4-16. IC Block Diagrams ............................................................ 40
5. EXPLODED VIEWS
5-1. Chassis Section ................................................................. 43
5-2. Cam Section ...................................................................... 44
5-3. Main Board Section .......................................................... 45
5-4. Front Panel Section ........................................................... 46
5-5. CD Mechanism Section (1) ............................................... 47
5-6. CD Mechanism Section (2) ............................................... 48
5-7. CD Mechanism Section (3) ............................................... 49
6. ELECTRICAL PARTS LIST
......................................... 50
CDX-M850MP
