1
CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................ 5
A
2.1 PACKING ................................................................................................................................................... 8
2.2 EXTERIOR............................................................................................................................................... 10
2.3 CD MECHANISM MODULE..................................................................................................................... 14
3.1 BLOCK DIAGRAM ................................................................................................................................... 16
3.3 KEYBOARD UNIT.................................................................................................................................... 24
3.4 CD MECHANISM MODULE..................................................................................................................... 26
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 36
4.1 TUNER AMP UNIT................................................................................................................................... 36
4.3 KEYBOARD UNIT.................................................................................................................................... 42
B
5. ELECTRICAL PARTS LIST ............................................................................................................................ 43
6. ADJUSTMENT ............................................................................................................................................... 53
6.1 CD ADJUSTMENT................................................................................................................................... 53
6.3 ERROR MODE ........................................................................................................................................ 57
7. GENERAL INFORMATION ............................................................................................................................. 59
7.1 DIAGNOSIS ............................................................................................................................................. 59
7.1.1 DISASSEMBLY ..................................................................................................................................... 59
7.1.2 CONNECTOR FUNCTION DESCRIPTION .......................................................................................... 63
7.2 IC ............................................................................................................................................................. 64
C
7.3 OPERATIONAL FLOW CHART ............................................................................................................... 75
8. OPERATIONS ................................................................................................................................................ 76
D
E
F
4
1
2
DEH-P680MP/XN/UC
2
3
3
4
4