Pioneer DEH-1550 XU User Manual

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
C PIONEER CORPORATION 2002
K-ZZU. NOV. 2002 Printed in Japan
ORDER NO.
CRT2970
HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-1550XU/ES
Service
Manual
DEH-1550/XU/ES
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-3026 CRT2944 S10
CD Mech. Module:Circuit Description, Mech.Description, Disassembly
DEH-1550BXU/ES
For details, refer to "Important symbols for good services".

Pioneer DEH-1550 XU Specifications

General

CD Playback	Yes
USB Input	Yes
Aux Input	Yes
Bluetooth	No
RCA Pre-Outs	1 pair
Detachable Faceplate	Yes
Number of Channels	4
Supported Formats	MP3, WMA
RMS Power Output	22 W

Summary

1. Specifications

2. Exploded Views and Parts List

2.1 Packing Section Parts List

Lists all parts included in the product packaging.

2.2 Exterior Components

Details the external components and their assembly.

2.3 CD Mechanism Module

Shows the exploded view and parts list for the CD mechanism.

3. Block Diagrams and Schematics

3.1 Block Diagram

Illustrates the functional blocks and their interconnections.

3.2 Overall Connection Diagram

Provides a guide to the overall connection points of the system.

4. PCB Connection Diagrams

4.1 Tuner Amp Unit PCB

Shows the PCB layout for the Tuner Amplifier unit.

4.2 Keyboard Unit PCB

Illustrates the PCB layout for the Keyboard unit.

4.3 CD Mechanism Module PCB

Details the PCB layout for the CD mechanism module.

5. Electrical Parts List

6. Adjustment Procedures

6.1 CD Adjustment

Procedures for adjusting the CD mechanism module for optimal performance.

6.2 Grating Check After Pickup Unit Change

Procedure to check grating angle after replacing the pickup unit.

6.3 Error Mode

Lists error codes, their meanings, and potential causes.

7. General Information

7.1 Diagnosis and Disassembly

Covers diagnostic methods and step-by-step disassembly instructions.

7.1.2 Connector Function Description

Explains the function of each connector on the unit.

7.2 Parts List

Lists all integrated circuits (ICs) used in the unit.

7.3 Operational Flow Chart

Visual representation of the unit's power-on sequence and operation.

7.4 Cleaning Procedures

Instructions for cleaning specific parts before shipping.

8. Operations

Head Unit Controls and Functions

Explains the function of each button on the head unit.

Tuner Operation

Guide to tuning radio stations, storing frequencies, and using the tuner.

CD Player Operation

Instructions for playing CDs, including track search, random play, and repeat play.