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Denon S-52 Service Manual

Denon S-52
102 pages
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Denon Brand Company, D&M Holdings lnc.
For purposes of improvement, specifications and
design are subject to change without notice.
Please use this service manual with referring to the
operating instructions without fail.
Some illustrations using in this service manual are
slightly different from the actual set.
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。
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。
X0360 V.04 DE/CDM 0712
SERVICE MANUAL
WIRELESS NETWORK CD MUSIC SYSTEM
WIRELESS NETWORK MUSIC SYSTEM
MODEL JP E3 E2 EK E2A E1C E1K EUT
S-52
333
S-52 DAB
3
MODEL JP E3 E2 EK E2A E1C E2K EUT
S-32
33
Ver. 4
Please refer to the
MODIFICATION NOTICE.

Other manuals for Denon S-52

Questions and Answers:

Denon S-52 Specifications

General IconGeneral
RMS rated power20 W
Connectivity technologyWireless
Impedance4 Ω
InterfaceUSB
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN (RJ-45) ports1
Ethernet LANYes
Product colorBlack
Audio formats supportedAAC, MP3, WAV, WMA
Power requirements100 - 240 V, 50/60 Hz
Power consumption (standby)0.3 W
Power consumption (typical)37 W
Weight and Dimensions IconWeight and Dimensions
Depth226 mm
Width380 mm
Height126 mm
Weight6700 g

Summary

SAFETY PRECAUTIONS

Leakage Current and Laser Radiation Checks

Checks for electrical safety and laser radiation compliance.

Servicing and Inspection Cautions

Important safety warnings and precautions for servicing.

DISASSEMBLY PROCEDURES

OPTICAL PICKUP DIAGNOSTICS AND TRAVERSE UNIT REPLACEMENT

Laser Drive Current Initial Value Check

Description of the initial value for laser drive current.

Laser Drive Current (Iop) Check

Procedure to check Iop and the replacement criterion.

Traverse Unit Replacement

Process for replacing the traverse unit.

Iop Checked Method

Method for checking laser current (Iop) in test mode.

Notes for Handling the Laser Pick-Up

Precautions to prevent laser diode damage during handling.

Replacement of the Laser Pick-up (Traverse Unit)

Procedure for replacing the traverse unit based on Iop check.

TRAVERSE UNIT REPLACEMENT PROCEDURE (S-52,S-52ADB)

SERVICE MODE PROCEDURES

TEST MODE (S-52)

TROUBLESHOOTING GUIDE

LCD Display Issues

Steps to diagnose and resolve LCD display problems.

Playback and Audio Issues

Troubleshooting steps for playback and audio output problems.

Connectivity Issues

Steps to diagnose and resolve connectivity problems.

PARTS LISTS AND DIAGRAMS

PWB Unit Parts Lists

Comprehensive lists of components for various PWB units.

WIRING DIAGRAMS

S-32 Wiring Diagram

Schematic showing connections for the S-32 model.

S-52 Wiring Diagram

Schematic showing connections for the S-52 model.

MEASURING METHODS AND WAVEFORMS

Waveform Measurement Procedures

Guidelines for checking waveforms on the FEP and test points.

Waveform Examples

Diagrams showing expected waveforms for RF, CD loading, CD play, and power amp signals.

SCHEMATIC DIAGRAMS

Main Unit Schematics

Detailed circuit diagrams for the main unit and its blocks.

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