CDX-M730 - Sony Car Audio Service Manual (repair manual). Page 5

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Location of Controls (US, Canadian Model) .......................... 6
Connection example (US, Canadian Model) ........................... 6
Connections (US, Canadian Model) ........................................ 7
Location of Controls (AEP, UK, E Model) ............................. 8
Connection example (AEP, UK Model) .................................. 8
Connections (AEP, UK Model) ............................................... 9
Connection example (E Model) ............................................. 10
Connections (E Model) ......................................................... 10

2-1.   Front Panel Assy (Normal) ................................................ 12
2-2.   Front Panel Assy (Inoperative) ......................................... 12
2-3.   CD Mechanism Block, Front Panel (Key) Assy ............... 13
2-4.   Sub Panel (CD) Sub Assy ................................................. 13
2-5.   Motor Block Assy, Cam (R) Assy ..................................... 14
2-6.   Main Board ....................................................................... 14
2-7.   Heat Sink ........................................................................... 15
2-8.   Chassis (T) Sub Assy ........................................................ 15
2-9.   Lever Section, In Self SW Board ...................................... 16
2-10. Servo Board ....................................................................... 16
2-11. Shaft Roller Assy, Load SW Board ................................... 17
2-12. Floating Block Assy .......................................................... 17
2-13. Optical Pick-up Block ....................................................... 18

3-1.   Arm (A-L) Assy, Arm (B-L) Assy ..................................... 19
3-2.   Cam (L) ............................................................................. 19
3-3.   Motor Block ...................................................................... 20
3-4.   Alignment between Arm (A-L) Assy

    and Arm (B-L) Assy .......................................................... 20

3-5.   Arm (A-R) Assy, Arm (B-R) Assy .................................... 21
3-6.   Cam (R) ............................................................................. 21

4-1.   IC Pin Descriptions ........................................................... 22
4-2.   Block Diagram –CD Section– ........................................... 27
4-3.   Block Diagram –Tuner Section– ....................................... 28
4-4.   Block Diagram –Display Section– .................................... 29
4-5.   Circuit Boards Location .................................................... 30
4-6.   Schematic Diagram –CD Mechanism Section– ................ 31
4-7.   Printed Wiring Boards –CD Mechanism Section– ............ 32
4-8.   Printed Wiring Boards –Main Section– ............................ 34
4-9.   Schematic Diagram –Main Section (1/4)– ........................ 36
4-10. Schematic Diagram –Main Section (2/4)– ........................ 37
4-11. Schematic Diagram –Main Section (3/4)– ........................ 38
4-12. Schematic Diagram –Main Section (4/4)– ........................ 39
4-13. Printed Wiring Board –Sub (CD) Section– ....................... 40
4-14. Schematic Diagram –Sub (CD) Section– .......................... 41
4-15. Printed Wiring Board –Key Section– ................................ 42
4-16. Schematic Diagram –Key Section– .................................. 43
4-17. Printed Wiring Board –Display Section– .......................... 44
4-18. Schematic Diagram –Display Section– ............................. 45

5-1.   Chassis Section ................................................................. 50
5-2.   Cam Section ...................................................................... 51
5-3.   Main Board Section .......................................................... 52
5-4.   Front Panel (Key) Assy Section ........................................ 53
5-5.   Front Panel (Dspl) Assy Section ....................................... 54
5-6.   CD Mechanism Section (1) ............................................... 55
5-7.   CD Mechanism Section (2) ............................................... 56
5-8.   CD Mechanism Section (3) ............................................... 57

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