Pioneer DEH-2050MPG - User Manual

ORDER NO.
PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2007
DEH-2050MPA/XN/EC
CRT4045
CD RECEIVER
DEH-2050MPA /XN/EC
DEH-2050MPG /XN/EC
DEH-2090MP /XN/ID
This service manual should be used together with the following manual(s):
Model No. Order No. Mech.Module Remarks
CX-3195 CRT3815 S10.5COMP2 CD Mech. Module : Circuit Descriptions, Mech. Descriptions, Disassembly
For details, refer to "Important Check Points for Good Servicing".
K-ZZU. OCT. 2007 Printed in Japan

Summary

SAFETY INFORMATION

Unit Handling Safety Precautions

General safety guidelines for service technicians handling the unit.

Servicing Best Practices

Product Safety Compliance

Conformity to regulations and maintaining a safe servicing environment.

Service Precautions and Soldering

General Service Precautions

General precautions for safe and reliable servicing of the unit.

Lead-Free Soldering Guidelines

Guidelines for using lead-free solder and appropriate soldering techniques.

Product Specifications

Technical Specifications

Technical details for general, audio, AM/FM tuner, and CD player functions.

Front Panel Controls and Functions

Rear Panel Connections Diagram

Basic Service Items

Post-Service Checkpoints

Essential checks to ensure product quality and customer satisfaction post-service.

System Block Diagram

Functional Block Diagram

Overall block diagram illustrating the functional units and their interconnections.

Diagnosis and Troubleshooting

Operational Flow Chart

Error Code List and Meanings

List of error codes, their meanings, and potential causes for troubleshooting.

Connector Pinout Descriptions

Service Mode Operations

CD Test Mode Usage

Procedures and cautions for using the CD test mode for adjustments.

Grating Adjustment Check

Unit Disassembly Procedures

CD Mechanism Module Removal

Tuner Amp Unit Removal

Schematic Diagrams

Overall Connection Diagram

Top-level schematic showing major component interconnections.

FM;AM Tuner Unit Schematic

Detailed schematic for the FM/AM tuner circuitry.

Electrical Parts Lists

Miscellaneous Components List

Capacitors List

Resistors List

Additional Parts List Items

Pioneer DEH-2050MPG Specifications