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Denon DCD-715 Service Manual

Denon DCD-715
32 pages
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Hi-Fi
Component
SERVICE
MANUAL
MODEL
DCD-715
MODEL
DCD-615
STEREO
CD
PLAYER
(Photo
:
DCD-715)
TABLE
OF
CONTENTS
OPERATING
INSTRUCTIONS
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PARTS
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PARTS
LIST
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PARTS
LIST
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PARTS
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EXPLODED
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NIPPON
COLUMBIA
CO.
LTD.
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Denon DCD-715 Specifications

General IconGeneral
TypeCD Player
Frequency Response2 Hz - 20 kHz
Total Harmonic Distortion0.0025%
Output Level/Voltage2.0 V
Weight4.5 kg
Dynamic range100 dB
Channel separation100 dB
Digital outputsCoaxial
Channels2
Disc formatsCD, CD-R
Dimensions (W x H x D)434 x 107 x 283 mm / 17.1 x 4.2 x 11.1 inches

Summary

PRODUCT FEATURES

Double Super Linear Converter

Denon's system preventing zero cross distortion for rich musical expression.

High Performance Digital Filter

Independent D/A converters and 8x oversampling filter for clear sound.

INSTALLATION AND TROUBLESHOOTING

Troubleshooting Common Issues

Solutions for common operational problems and error conditions.

TECHNICAL SPECIFICATIONS

Audio Specifications

Detailed technical audio performance metrics for the CD player.

LASER PICK-UP HANDLING AND COMPONENTS

LASER PICK-UP CAUTIONS AND HANDLING

Laser Diode Safety

Critical safety information regarding the laser diode.

SERVO ADJUSTMENT PROCEDURES

Starting the Service Program

Steps to initiate the unit's internal service program.

Service Program Button Functions

Explanation of button operations within the service program mode.

Adjustment Location and Equipment

Identifying adjustment points and necessary test equipment.

FOCUS AND TRACKING ADJUSTMENTS

Necessary Equipment and Presets

Lists required test equipment and initial preset values.

Focus Gain Adjustment

Procedure for adjusting the focus gain (VR102).

TRACKING ADJUSTMENT PROCEDURES

Tracking Gain Adjustment

Procedure for adjusting the tracking gain (VR104).

TRACKING OFFSET AND HF LEVEL ADJUSTMENTS

Tracking Offset (E/F Balance) Adjustment

Procedure for adjusting the tracking offset (E/F Balance).

HF Level Check and Adjustment

Procedure for checking and adjusting the HF level.

HEAT RUN MODE OPERATION

IC TERMINAL FUNCTION LISTS

CXD2500BQ Terminal Functions

Detailed listing of terminal functions for the CXD2500BQ integrated circuit.

IC TERMINAL FUNCTION LIST (CONTINUED)

CXD2500BQ Terminal Functions (cont.)

Continuation of terminal functions for the CXD2500BQ integrated circuit.

CXA1372S Terminal Functions

Detailed listing of terminal functions for the CXA1372S integrated circuit.

PRINTED WIRING BOARD PARTS LIST

EXPLODED VIEW DIAGRAM

FG-74 MECHANISM UNIT PARTS AND DIAGRAM

PRINTED WIRING BOARD LAYOUT

KU-9289 Layout (Europe/U.K.)

Layout diagram of the printed wiring board for KU-9289 (Europe/U.K.).

WIRING DIAGRAMS

Main Unit Wiring

Wiring connections for the main unit of the CD player.

SEMICONDUCTOR COMPONENTS

Integrated Circuits (ICs)

Details on integrated circuits, including pin configurations.

SCHEMATIC DIAGRAM (DCD-715)

SCHEMATIC DIAGRAM (DCD-615)

KU-9289-1 Main Unit Schematic

Circuit schematic for the KU-9289-1 main unit of the DCD-615.

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