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Denon DVD-1930 Service Manual

Denon DVD-1930
51 pages
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SERVICE MANUAL
DVD AUDIO-VIDEO / SUPER AUDIO CD PLAYER
MODEL DVD-1930
TOKYO, JAPAN
Denon Brand Company, D&M Holdings Inc.
X0316V.02 DE/CDM 0610
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.
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。
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。
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。
注 意
For Europe model
Please refer to the
MODIFICATION NOTICE.
Ver. 2
Please refer to the
MODIFICATION NOTICE.
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Denon DVD-1930 Specifications

General IconGeneral
BrandDenon
ModelDVD-1930
CategoryDVD Player
LanguageEnglish

Summary

Safety Precautions

Leakage Current Check

Check for leakage current and line to chassis resistance before returning unit.

Laser Radiation

Warning about staring into the laser beam or viewing it with optical instruments.

General Servicing Cautions

Points to heed during servicing, including electric shock, disassembly, and safety checks.

Specifications

Safety Check After Servicing

Clearance Distance

Confirm clearance distance between terminals and surrounding parts.

Leakage Current Test

Confirm leakage current is within specified limits after servicing.

Standard Notes for Servicing

Circuit Board Indications

Identifies pin 1 and fifth pins on ICs and connectors.

Pb (Lead) Free Solder

Instruction to use lead-free solder when soldering.

How to Remove / Install Flat Pack-IC

Procedures for removing and installing flat pack integrated circuits.

Instructions for Handling Semiconductors

Ground for Human Body

Wear a grounding band to remove static electricity.

Ground for Workbench

Use a conductive sheet for proper workbench grounding.

Cabinet Disassembly Instructions

Disassembly Flowchart

Indicates disassembly steps to gain access to serviced items.

Disassembly Method

Details the removal process for specific parts.

Reference Notes

Disassembly Cautions

Important warnings and procedures for disassembly steps.

How to Initialize the DVD Player

Firmware Renewal Mode

Troubleshooting

Troubleshooting Flowcharts

Step-by-step guides for diagnosing and resolving common issues.

Block Diagrams

System Control / Servo Block Diagram

Illustrates system control and servo functions.

Digital Signal Process Block Diagram

Illustrates digital signal processing functions.

Video / Audio Block Diagram

Illustrates video and audio signal processing.

Power Supply Block Diagram

Illustrates the power supply circuit.

Standard Notes for Schematics

DVD Main 1/7 Schematic Diagram

DVD Main 2/7 Schematic Diagram

DVD Main 3/7 Schematic Diagram

DVD Main 4/7 Schematic Diagram

DVD Main 5/7 Schematic Diagram

DVD Main 6/7 Schematic Diagram

DVD Main 7/7 Schematic Diagram

AV 1/3 Schematic Diagram

AV 2/3 Schematic Diagram

AV 3/3, LED & Function Schematic Diagram

5.1ch Amp Schematic Diagram

Waveforms

Wiring Diagram

Lead Identifications

Exploded Views

Cabinet

Illustrates the physical assembly of the unit's exterior.

Documents for WEEE

Details of Recycle parts

Lists parts marked with WEEE symbols for recycling.

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