Read Sony CMT-C7NT / HCD-C7NT Service Manual online
3
HCD-C7NT
TABLE OF CONTENTS
SELF-DIAGNOSIS FUNCTION
.....................................
2
1.
SERVICING NOTES
...............................................
4
2.
GENERAL
...................................................................
7
3.
DISASSEMBLY
.........................................................
9
4.
TEST MODE
............................................................... 24
5.
ELECTRICAL ADJUSTMENTS
CD Section ...................................................................... 33
MD Section ..................................................................... 34
MD Section ..................................................................... 34
6.
DIAGRAMS
6-1. Note For Printed Wiring Boards and
Schematic Diagrams ....................................................... 45
– Wave forms ................................................................... 45
– Circuit Boards Location ............................................... 45
– Wave forms ................................................................... 45
– Circuit Boards Location ............................................... 45
6-2. Block Diagram – CD Servo Section – ............................ 46
6-3. Block Diagram – MD Servo Section – ........................... 47
6-4. Block Diagram – Main Section – ................................... 48
6-5. Block Diagram – USB section – ..................................... 49
6-6. Printed Wiring Boards – BD (CD) Board – ................... 50
6-7. Schematic Diagram – BD (CD) Board – ........................ 51
6-8. Printed Wiring Boards – Connector Section – .............. 52
6-9. Schematic Diagram – Connector Section – .................... 53
6-10. Printed Wiring Board – BD (MD) Board – .................... 54
6-11. Schematic Diagram – BD (MD) Board (1/2) – .............. 55
6-12. Schematic Diagram – BD (MD) Board (2/2) – .............. 56
6-13. Printed Wiring Board – MD DIGITAL Board – ............ 57
6-14. Schematic Diagram – MD DIGITAL Board (1/3) – ...... 58
6-15. Schematic Diagram – MD DIGITAL Board (2/3) – ...... 59
6-16. Schematic Diagram – MD DIGITAL Board (3/3) – ...... 60
6-17. Printed Wiring Board – UCOM Board – ........................ 61
6-18. Schematic Diagram – UCOM Board – ........................... 62
6-19. Printed Wiring Boards – Audio Section – ...................... 63
6-20. Schematic Diagram – Audio Section – ........................... 64
6-21. Printed Wiring Board – PANEL Board – ....................... 65
6-22. Schematic Diagram – PANEL Board – .......................... 66
6-23. Printed Wiring Boards – Power Section – ...................... 67
6-24. Schematic Diagram – Power Section – .......................... 68
6-25. IC Block Diagrams ......................................................... 69
6-26. IC Pin Function Description ........................................... 74
6-3. Block Diagram – MD Servo Section – ........................... 47
6-4. Block Diagram – Main Section – ................................... 48
6-5. Block Diagram – USB section – ..................................... 49
6-6. Printed Wiring Boards – BD (CD) Board – ................... 50
6-7. Schematic Diagram – BD (CD) Board – ........................ 51
6-8. Printed Wiring Boards – Connector Section – .............. 52
6-9. Schematic Diagram – Connector Section – .................... 53
6-10. Printed Wiring Board – BD (MD) Board – .................... 54
6-11. Schematic Diagram – BD (MD) Board (1/2) – .............. 55
6-12. Schematic Diagram – BD (MD) Board (2/2) – .............. 56
6-13. Printed Wiring Board – MD DIGITAL Board – ............ 57
6-14. Schematic Diagram – MD DIGITAL Board (1/3) – ...... 58
6-15. Schematic Diagram – MD DIGITAL Board (2/3) – ...... 59
6-16. Schematic Diagram – MD DIGITAL Board (3/3) – ...... 60
6-17. Printed Wiring Board – UCOM Board – ........................ 61
6-18. Schematic Diagram – UCOM Board – ........................... 62
6-19. Printed Wiring Boards – Audio Section – ...................... 63
6-20. Schematic Diagram – Audio Section – ........................... 64
6-21. Printed Wiring Board – PANEL Board – ....................... 65
6-22. Schematic Diagram – PANEL Board – .......................... 66
6-23. Printed Wiring Boards – Power Section – ...................... 67
6-24. Schematic Diagram – Power Section – .......................... 68
6-25. IC Block Diagrams ......................................................... 69
6-26. IC Pin Function Description ........................................... 74
7.
EXPLODED VIEWS
................................................ 82
8.
ELECTRICAL PARTS LIST
............................... 92
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