Table Of Contents - Pioneer DEH-P350 Service Manual

5
CONTENTS
SAFETY INFORMATION ............................................................................................................................................2
1. SPECIFICATIONS .......................................................................................................................................................4
2. EXPLODED VIEWS AND PARTS LIST.......................................................................................................................8
2.1 PACKING(DEH-P350/XM/UC, DEH-P350/XN/UC, DEH-P3500/XM/UC, DEH-P3500/XN/UC) ...........................8
2.2 PACKING(DEH-P4550/XM/ES, DEH-P4550/XN/ES) ..........................................................................................10
2.3 EXTERIOR...........................................................................................................................................................12
2.4 CD MECHANISM MODULE ...............................................................................................................................16
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...................................................................................................18
3.1 BLOCK DIAGRAM ..............................................................................................................................................18
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) ........................................................................................20
3.3 KEYBOARD UNIT ...............................................................................................................................................26
3.4 CD MECHANISM MODULE ...............................................................................................................................28
4. PCB CONNECTION DIAGRAM ................................................................................................................................32
4.1 TUNER AMP UNIT .............................................................................................................................................32
4.2 PANEL UNIT .......................................................................................................................................................36
4.3 KEYBOARD UNIT ...............................................................................................................................................37
4.4 CD MECHANISM MODULE ...............................................................................................................................38
5. ELECTRICAL PARTS LIST ........................................................................................................................................40
6. ADJUSTMENT .........................................................................................................................................................44
6.1 CD ADJUSTMENT .............................................................................................................................................44
6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT................................................................46
6.3 ERROR MODE ....................................................................................................................................................48
7. GENERAL INFORMATION .......................................................................................................................................49
7.1 DIAGNOSIS ........................................................................................................................................................49
7.1.1 DISASSEMBLY ..............................................................................................................................................49
7.1.2 CONNECTOR FUNCTION DESCRIPTION ....................................................................................................51
7.2 PARTS .................................................................................................................................................................52
7.2.1 IC ....................................................................................................................................................................52
7.2.2 DISPLAY.........................................................................................................................................................60
7.3 OPERATIONAL FLOW CHART...........................................................................................................................61
7.4 CLEANING ..........................................................................................................................................................62
8. OPERATIONS ...........................................................................................................................................................63
- CD Player Service Precautions
1. Before disassembling the unit, be sure to turn off the
power. Unplugging and plugging the connectors dur-
ing power-on mode may damage the ICs inside the
unit.
2. To protect the pickup unit from electrostatic dis-
charge during serviving, take an appropriate treat-
ment(shorting-solder) by referring to "the DISAS-
SEMBLY" on page 49.
5
6
3. After replacing the pickup unit, be sure to check the
grating.(See p.46.)
DEH-P350/XM/UC
6
7
7
8
A
B
C
D
E
F
3
8