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CX-JN20/JN30
3
TABLE OF CONTENTS
1.
SERVICING NOTES
................................................
4
2.
GENERAL
Location of Controls .......................................................
7
3.
DISASSEMBLY
3-1. Disassembly Flow ...........................................................
9
3-2. Case (SIDE-L/R) ............................................................. 10
3-3. Case (Top) ....................................................................... 10
3-4. Tray Panel ........................................................................ 11
3-5. CD Mechanism Deck (CDM74S-K6BD71A) ................ 11
3-6. Front Panel Section ......................................................... 12
3-7. Mechanical Deck (CWM43FF13) .................................. 12
3-8. Rear Cabinet Section ...................................................... 13
3-9. PT Board, MAIN Board .................................................. 13
3-10. Table Assy ....................................................................... 14
3-11. MOTOR (TB) Board ....................................................... 14
3-12. MOTOR (LD) Board ....................................................... 15
3-13. Base Unit (BU-K6BD71A) ............................................. 15
3-14. Motor Gear Assy (Sled) (M701), BD Board .................. 16
3-3. Case (Top) ....................................................................... 10
3-4. Tray Panel ........................................................................ 11
3-5. CD Mechanism Deck (CDM74S-K6BD71A) ................ 11
3-6. Front Panel Section ......................................................... 12
3-7. Mechanical Deck (CWM43FF13) .................................. 12
3-8. Rear Cabinet Section ...................................................... 13
3-9. PT Board, MAIN Board .................................................. 13
3-10. Table Assy ....................................................................... 14
3-11. MOTOR (TB) Board ....................................................... 14
3-12. MOTOR (LD) Board ....................................................... 15
3-13. Base Unit (BU-K6BD71A) ............................................. 15
3-14. Motor Gear Assy (Sled) (M701), BD Board .................. 16
4.
TEST MODE
.............................................................. 17
5.
ELECTRICAL ADJUSTMENTS
CD Section ...................................................................... 19
6.
DIAGRAMS
6-1. Block Diagram – CD Section – ..................................... 20
6-2. Block Diagram – TUNER/TAPE/PANEL Section – ..... 21
6-3. Block Diagram – AMP/POWER SUPPLY Section – ... 22
6-4. Note for Printed Wiring Boards and
6-2. Block Diagram – TUNER/TAPE/PANEL Section – ..... 21
6-3. Block Diagram – AMP/POWER SUPPLY Section – ... 22
6-4. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 23
6-5. Printed Wiring Board – BD Section – ........................... 24
6-6. Schematic Diagram – BD Section – .............................. 25
6-7. Printed Wiring Boards – CHANGER Section – ............ 26
6-8. Schematic Diagram – CHANGER Section – ................ 27
6-9. Schematic Diagram – MAIN Section (1/4) – ................ 28
6-10. Schematic Diagram – MAIN Section (2/4) – ................ 29
6-11. Schematic Diagram – MAIN Section (3/4) – ................ 30
6-12. Schematic Diagram – MAIN Section (4/4) – ................ 31
6-13. Printed Wiring Board – MAIN Section – ...................... 32
6-14. Printed Wiring Board – HP Section – ........................... 33
6-15. Schematic Diagram – HP Section – .............................. 33
6-16. Printed Wiring Board – PANEL Section – .................... 34
6-17. Schematic Diagram – PANEL Section – ....................... 35
6-18. Printed Wiring Boards – KEY Section – ....................... 36
6-19. Schematic Diagram – KEY Section – ........................... 37
6-20. Printed Wiring Board – PT Section – ............................ 38
6-21. Schematic Diagram – PT Section – ............................... 39
6-6. Schematic Diagram – BD Section – .............................. 25
6-7. Printed Wiring Boards – CHANGER Section – ............ 26
6-8. Schematic Diagram – CHANGER Section – ................ 27
6-9. Schematic Diagram – MAIN Section (1/4) – ................ 28
6-10. Schematic Diagram – MAIN Section (2/4) – ................ 29
6-11. Schematic Diagram – MAIN Section (3/4) – ................ 30
6-12. Schematic Diagram – MAIN Section (4/4) – ................ 31
6-13. Printed Wiring Board – MAIN Section – ...................... 32
6-14. Printed Wiring Board – HP Section – ........................... 33
6-15. Schematic Diagram – HP Section – .............................. 33
6-16. Printed Wiring Board – PANEL Section – .................... 34
6-17. Schematic Diagram – PANEL Section – ....................... 35
6-18. Printed Wiring Boards – KEY Section – ....................... 36
6-19. Schematic Diagram – KEY Section – ........................... 37
6-20. Printed Wiring Board – PT Section – ............................ 38
6-21. Schematic Diagram – PT Section – ............................... 39
7.
EXPLODED VIEWS
7-1. Case Section .................................................................... 45
7-2. Tape Deck Section .......................................................... 46
7-3. Panel Board Section ........................................................ 47
7-4. Key Section ..................................................................... 48
7-5. Front Cabinet Section ..................................................... 49
7-6. Chassis Section ............................................................... 50
7-7. CD Mechanism Deck Section-1
7-2. Tape Deck Section .......................................................... 46
7-3. Panel Board Section ........................................................ 47
7-4. Key Section ..................................................................... 48
7-5. Front Cabinet Section ..................................................... 49
7-6. Chassis Section ............................................................... 50
7-7. CD Mechanism Deck Section-1
(CDM74S-K6BD71A) .................................................... 51
7-8. CD Mechanism Deck Section-2
(CDM74S-K6BD71A) .................................................... 52
7-9. CD Mechanism Deck Section-3
(CDM74S-K6BD71A) .................................................... 53
7-10. Base Unit Section (BU-K6BD71A) ............................... 54
8.
ELECTRICAL PARTS LIST
............................... 55
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