Pioneer DEH-P520 User Manual

PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER EUROPE N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2000
K-ZZU. FEB. 2000 Printed in Japan
ORDER NO.
CRT2467
MULTI-CD CONTROL HIGH POWER CD PLAYER WITH RDS TUNER
DEH-P520 X1N/UC
Service
Manual
DEH-P5200 X1N/UC
DEH-P5250 X1N/ES
DEH-P520/X1N/UC
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-958 CRT2423 S8.1 CD Mech. Module:Circuit Description, Mech. Description, Disassembly
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................3
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM...10
4. PCB CONNECTION DIAGRAM................................28
5. ELECTRICAL PARTS LIST ........................................38
6. ADJUSTMENT..........................................................47
7. GENERAL INFORMATION .......................................51
7.1 DIAGNOSIS ........................................................51
7.1.1 TEST MODE..............................................51
7.1.2 DISASSEMBLY .........................................55
7.2 PARTS .................................................................59
7.2.1 IC................................................................59
7.2.2 DISPLAY....................................................65
7.3 OPERATIONAL FLOW CHART...........................66
8. OPERATIONS AND SPECIFICATIONS.....................67

Pioneer DEH-P520 Specifications

General

Brand	Pioneer
Model	DEH-P520
Category	Car Receiver
Language	English

Summary

Safety Information and Precautions

CD Player Service Precautions

Important handling and safety notes for CD player servicing.

CAUTION for Service Technicians

General precautions for qualified service technicians.

WARNING on Product Contents

Product contains chemicals known to cause cancer, birth defects.

Exploded Views and Parts Lists

Packing Section Parts List

Lists parts related to product packaging and accessories.

Exterior Parts List

Lists external parts of the product unit.

CD Mechanism Module Parts List

Lists components of the CD mechanism module.

Block and Schematic Diagrams

Block Diagram (DEH-P520/X1N/UC)

High-level functional block diagram of the unit.

Overall Connection Diagram

Overall wiring and connection diagram for the system.

FM/AM Tuner Unit Schematic

Schematic diagram for the FM/AM tuner section.

Keyboard Unit Schematic

Schematic diagram for the keyboard unit.

CD Mechanism Module Schematic

Schematic diagram for the CD mechanism module.

PCB Connection Diagrams

Tuner Amp Unit PCB Layout

PCB layout and component placement for the tuner amp unit.

FM/AM Tuner Unit PCB Layout

PCB layout and component placement for the FM/AM tuner unit.

Keyboard Unit PCB Layout

PCB layout and component placement for the keyboard unit.

Panel PCB Unit Layout

PCB layout and component placement for the panel PCB unit.

CD Mechanism Module PCB Layout

PCB layout and component placement for the CD mechanism module.

Electrical Parts List

Miscellaneous Parts

Lists miscellaneous components like ICs, transistors, and diodes.

Resistors List

List of all resistors with their part numbers and circuit symbols.

Capacitors List

List of all capacitors with their part numbers and circuit symbols.

Adjustment Procedures

CD Adjustment Procedures

Procedures and precautions for adjusting the CD mechanism.

CD Adjustment Flow Chart

Flowchart for CD mechanism adjustment procedures.

Pickup Unit Grating Check

Procedure to check pickup unit grating after replacement.

General Information for Servicing

Diagnosis and Test Mode

Covers error messages, codes, test modes, and disassembly procedures.

Parts Lists (ICs, Display)

Details IC pin functions, display information, and other parts.

Operational Flow Chart

Visual representation of the unit's operational sequence.

Operations and Specifications

Unit Operations Guide

How to use the head unit, remote, CD, tuner, and multi-CD functions.

Technical Specifications

Detailed technical specifications for the unit's components and performance.