Pioneer DEH-1700, Service Manual

DEH-1700/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 (DEH-1700/XN/UC) .............................................................................................................. 10
2.3 EXTERIOR (DEH-7/XN/UC) .................................................................................................................... 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).............................................................................. 18
3.3 KEYBOARD UNIT.................................................................................................................................... 24
3.4 CD MECHANISM MODULE..................................................................................................................... 26

4. PCB CONNECTION DIAGRAM ..................................................................................................................... 30

4.1 TUNER AMP UNIT................................................................................................................................... 30
4.2 KEYBOARD UNIT.................................................................................................................................... 34
4.3 CD CORE UNIT(S10) .............................................................................................................................. 36

5. ELECTRICAL PARTS LIST ............................................................................................................................ 38
6. ADJUSTMENT ............................................................................................................................................... 41

6.1 CD ADJUSTMENT................................................................................................................................... 41
6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT .................................................... 43
6.3 ERROR MODE ........................................................................................................................................ 45
6.4 SYSTEM MICROCOMPUTER TEST PROGRAM ................................................................................... 46

7. GENERAL INFORMATION ............................................................................................................................. 47

7.1 DIAGNOSIS ............................................................................................................................................. 47
7.1.1 DISASSEMBLY ..................................................................................................................................... 47
7.1.2 CONNECTOR FUNCTION DESCRIPTION .......................................................................................... 50
7.2 PARTS...................................................................................................................................................... 51
7.2.1 IC .......................................................................................................................................................... 51
7.2.2 DISPLAY ............................................................................................................................................... 58
7.3 OPERATIONAL FLOW CHART ............................................................................................................... 59
7.4 CLEANING............................................................................................................................................... 60

8. OPERATIONS ................................................................................................................................................ 61