Denon DRA-CX3 Service Manual

SERVICE MANUAL
MODEL DRA-CX3
AM-FM STEREO RECEIVER
For Europe model
X0314 V.02 DE/CDM 0703
注 意
サービスをおこなう前に、このサービスマニュアルを
必ずお読みください。本機は、火災、感電、けがなど
に対する安全性を確保するために、さまざまな配慮を
おこなっており、また法的には「電気用品安全法」に
もとづき、所定の許可を得て製造されております。
従ってサービスをおこなう際は、これらの安全性が維
持されるよう、このサービスマニュアルに記載されて
いる注意事項を必ずお守りください。
● 本機の仕様は性能改良のため、予告なく変更すること
があります。
● 補修用性能部品の保有期間は、製造打切後
8年です。
Some illustrations using in this service manual are
slightly different from the actual set.
●
●
Please use this service manual with referring to
the operating instructions without fail.
●
For purposes of improvement, specifications and
design are subject to change without notice.
●
修理の際は､必ず取扱説明書を参照の上、作業を行って,
ください。
● 本文中に使用しているイラストは、説明の都合上現物
と多少異なる場合があります。
Denon Brand Company, D&M Holdings Inc.
TOKYO, JAPAN
Ver. 2
Please refer to the
MODIFICATION NOTICE.
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

Denon DRA-CX3 Specifications

General

Impedance	8 Ω
Frequency range	5 - 40000 Hz
Input sensitivity	150 mV
Audio output channels	2.0 channels
Signal-to-Noise Ratio (SNR)	84 dB
Total Harmonic Distortion (THD)	0.7 %
Power output per channel (1KHz@8 Ohm)	150 W
Power output per channel (20-20KHz@8 Ohm)	75 W
Line-in	Yes
Audio (L/R) in	5
Headphone connectivity	6.3 mm
S-Video outputs quantity	1
Connectivity technology	Wired
Speakers connectivity type	Binding post
Ethernet LAN	No
AM band range	522 - 1611 kHz
FM band range	87.5 - 108 MHz
Supported radio bands	AM, FM
Preset stations quantity	40
Display	VFD
Product color	Silver
Audio decoders	Not supported
Volume control	Rotary
Apple docking compatibility	iPhone, iPod
Number of products included	1 pc(s)
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.5 W
Power consumption (typical)	105 W
Remote control type	RC-1060

Weight and Dimensions

Depth	341 mm
Width	300 mm
Height	80 mm
Weight	5500 g

Summary

Denon DRA-CX3 Service Manual

Safety Precautions and General Notices

Important safety warnings, operating instructions, and disclaimers for service.

Servicing Safety Precautions

Leakage Current Check

Procedure to check for leakage current before returning unit to customer.

Handling and Assembly Cautions

Precautions for electric shock, disassembly, and part handling.

Post-Servicing Safety Inspection

Checks required after servicing to ensure safety and proper function.

Important Safety Parts

Guidelines for using designated parts with special safety properties.

Servicing Procedures and Initialization

AM-FM Receiver Initialization

Troubleshooting Guide

Troubleshooting Power Issues

Diagnosing and resolving problems with unit power and indicator lights.

Troubleshooting Audio Output Issues

Diagnosing and resolving no sound output problems in both or single channels.

Printed Wiring Board Layout

Main P.W.B. Unit Layout

Printed Wiring Board Layout (Foil Side)

P.W.B. Unit Parts List - Semiconductors

P.W.B. Unit Parts List - Passive Components

Resistors Group

Capacitors Group

P.W.B. Unit Parts List (Continued)

Other Parts Group

Exploded View

Exploded View Parts List

Exploded View Parts List (Continued)

Schematic Diagram Notes

Schematic Diagrams (1/3)

Schematic Diagrams (2/3)

Schematic Diagrams (3/3)

WEEE Recycling Information

Recycle Parts Details

Recycle Parts Details (Continued)

WEEE Exploded View