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Denon DCD-1650AR Service Manual

Denon DCD-1650AR
36 pages
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Denon DCD-1650AR Specifications

General IconGeneral
TypeCD Player
Disc formatsCD, CD-R, CD-RW
Digital-to-Analog Converter24-bit/192kHz
Frequency Response2 Hz - 20 kHz
Signal-to-Noise Ratio110 dB
Dynamic range100 dB
Total Harmonic Distortion0.002%
Output Level2.0 V
Digital outputsCoaxial, Optical
Channel separation105 dB

Summary

Service Procedures - Disassembly

External Component Removal

Steps to remove the top, front, and bottom covers of the unit.

Internal Mechanism Removal

Steps to remove the mechanism unit and clamper.

Laser Pick-up Handling and Wiring

Wiring Diagram and Connector Information

Shows the wiring connections and connector pinouts for the laser pick-up.

Laser Pick-up Precautions and Safety

Safe Handling and Storage Guidelines

Instructions for storage, handling, and protecting against ESD.

Laser Diode and Actuator Safety Warnings

Warnings about eye damage, arsenic content, and actuator magnetic fields.

Servo System Adjustment Procedures

Activating the Service Program Mode

Steps to enter the service mode for servo adjustment.

Service Program Functions and Operations

How to operate the unit in service mode for adjustments.

Servo System Adjustment Confirmation

Measurement Setup and Procedure

Required equipment and steps for confirming servo adjustments.

Error Message Interpretation Guide

Understanding error codes during servo adjustment.

Digital Servo Adjustment Values

Confirming Servo Adjustment Parameters

Table and steps to verify digital servo adjustment values.

HF Level Confirmation Procedure

Oscilloscope Measurement Setup

How to connect the oscilloscope and check the HF level.

Semiconductor Component Listings

Printed Wiring Board Diagrams

Parts List - Main P.W.B.

Parts List - Main P.W.B.

Parts List - Display Unit

Exploded Views - Chassis and Cabinet

Exploded Views - Chassis and Cabinet

CD Mechanism Unit Details

CD Mechanism Exploded View

Diagram showing the assembly of the CD mechanism unit.

Diagrams and Schematics

Diagrams and Schematics

Detailed Schematic Diagram

Provides a comprehensive schematic of the CD player's circuitry.

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