3
5
6
7
8
F
E
D
C
B
A
5
6
7
8
DEH-P650/XN/UC
CONTENTS
SAFETY INFORMATION........................................................................................................................................2
1. SPECIFICATIONS ...............................................................................................................................................4
2. EXPLODED VIEWS AND PARTS LIST ..............................................................................................................6
2.1 PACKING(DEH-P650/XN/UC) ......................................................................................................................6
2.2 PACKING(DEH-P6500/XN/UC, P6550/XN/ES) ............................................................................................8
2.3 EXTERIOR(DEH-P650/XN/UC) ..................................................................................................................10
2.4 EXTERIOR(DEH-P6500/XN/UC, P6550/XN/ES) ........................................................................................12
2.5 CD MECHANISM MODULE ......................................................................................................................14
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..........................................................................................16
3.1 BLOCK DIAGRAM......................................................................................................................................16
3.2 OVERALL CONNECTION DIAGRAM(DEH-P650/XN/UC, P6500/XN/UC) ...............................................18
3.3 OVERALL CONNECTION DIAGRAM(DEH-P650/XN/UC) ........................................................................24
3.4 KEYBOARD UNIT ......................................................................................................................................30
3.5 CD MECHANISM MODULE ......................................................................................................................32
4. PCB CONNECTION DIAGRAM .......................................................................................................................36
4.1 TUNER AMP UNIT.....................................................................................................................................36
4.2 KEYBOARD UNIT .....................................................................................................................................40
4.3 PANEL UNIT...............................................................................................................................................41
4.4 CD MECHANISM MODULE ......................................................................................................................42
5. ELECTRICAL PARTS LIST................................................................................................................................44
6. ADJUSTMENT .................................................................................................................................................52
6.1 CD ADJUSTMENT .....................................................................................................................................52
6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT .......................................................54
6.3 ERROR MODE ............................................................................................................................................56
6.4 OEL UNIT ADJUSTMENT .........................................................................................................................57
7. GENERAL INFORMATION...............................................................................................................................58
7.1 DIAGNOSIS................................................................................................................................................58
7.1.1 DISASSEMBLY....................................................................................................................................58
7.1.2 CONNECTOR FUNCTION DESCRIPTION .............................................................................................60
7.2 IC.................................................................................................................................................................61
7.3 OPERATIONAL FLOW CHART ..................................................................................................................70
7.4 CLEANING .................................................................................................................................................71
8. OPERATIONS ..................................................................................................................................................72