DEH-P780MP/XN/UC
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CONTENTS
SAFETY INFORMATION ..................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................ 5
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................ 8
2.1 PACKING ................................................................................................................................................... 8
2.2 EXTERIOR(1) .......................................................................................................................................... 10
2.3 EXTERIOR(2) .......................................................................................................................................... 12
2.4 CD MECHANISM MODULE..................................................................................................................... 14
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .......................................................................................... 16
3.1 BLOCK DIAGRAM ................................................................................................................................... 16
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE).............................................................................. 20
3.3 TUNER AMP UNIT(DSP) ......................................................................................................................... 26
3.4 KEYBOARD UNIT.................................................................................................................................... 28
3.5 CD CORE UNIT(COMP1D)(GUIDE PAGE) ............................................................................................. 30
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 40
4.1 TUNER AMP UNIT................................................................................................................................... 40
4.2 KEYBOARD UNIT.................................................................................................................................... 44
4.3 CD CORE UNIT(COMP1D) ..................................................................................................................... 46
4.4 SWITCH UNIT.......................................................................................................................................... 48
5. ELECTRICAL PARTS LIST ............................................................................................................................ 49
6. ADJUSTMENT ............................................................................................................................................... 68
6.1 CD ADJUSTMENT................................................................................................................................... 68
6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT .................................................... 70
6.3 ERROR MODE ........................................................................................................................................ 72
6.4 SYSTEM MICROCOMPUTER TEST PROGRAM ................................................................................... 73
6.5 HOW TO CHECK THE REVOLUTION NUMBER DETECTION CIRCUIT ............................................... 73
6.6 CLOCK ADJUSTMENT............................................................................................................................ 74
7. GENERAL INFORMATION ............................................................................................................................. 75
7.1 DIAGNOSIS ............................................................................................................................................. 75
7.1.1 DISASSEMBLY ..................................................................................................................................... 75
7.1.2 CONNECTOR FUNCTION DESCRIPTION .......................................................................................... 79
7.2 IC ............................................................................................................................................................. 80
7.3 OPERATIONAL FLOW CHART ............................................................................................................... 98
8. OPERATIONS ................................................................................................................................................ 99
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TEL 13942296513 QQ 376315150 892498299
