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Denon AVR-2808

Denon AVR-2808
155 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。
X0348-2 V.06 DE/CDM 0809
SERVICE MANUAL
AV SURROUND RECEIVER
MODEL JP EU EC E2 EK E2A E1C EUT
AVR-2808
33
Ver. 6
Please refer to the
MODIFICATION NOTICE.

Other manuals for Denon AVR-2808

Questions and Answers:

Denon AVR-2808 Specifications

General IconGeneral
Channels7.1
Power Output (8 ohms)110 W
HDMI Inputs3
HDMI Outputs1
Multi-Room CapabilityYes
Response Bandwidth10 Hz - 100 kHz
Signal-To-Noise Ratio100 dB
THD0.05 %
Input Impedance47 kOhm
Input Sensitivity200 mV
Tuner TypeFM/AM
HDMI SwitchingYes
Video Conversion/ScalingYes
HDMI Pass-ThroughYes
HDMI Version1.3a
Audio Formats SupportedDolby TrueHD, DTS-HD Master Audio, Dolby Digital Plus, DTS, Dolby Digital
Video Formats Supported1080p, 1080i, 720p
Tuner BandsFM, AM
Audio D/A Converter192kHz/24-bit
Frequency Response10Hz - 100kHz
Video Inputs/Outputs1 x HDMI Out
Audio Inputs/Outputs2 digital coaxial
Dimensions (W x H x D)17.1 inches

Summary

SERVICE MANUAL

Important safety precautions and handling instructions for servicing.

SAFETY PRECAUTIONS

LEAKAGE CURRENT CHECK

Procedure and criteria for checking leakage current before returning the unit.

Please heed the points listed below during servicing and inspection.

Key points and cautions to follow during servicing and inspection procedures.

Concerning important safety parts

Information on identifying and using critical safety components marked with a specific symbol.

Steps for performing safety checks after servicing, including insulation checks.

CAUTION IN SERVICING

DISASSEMBLY

CHECK WITH TEST MODE

comDSP Error Display Mode

Procedure for displaying µcom/DSP error information and version details.

DSP

Procedure to check µcom/DSP error display modes.

ADJUSTMENT

Audio Section

Adjustments related to the audio processing sections.

Idling Current (1 U-3854-1)

Step-by-step guide for adjusting the idling current for audio performance.

Audio Section

TROUBLE SHOOTING

1. POWER

Troubleshooting steps related to the power supply and on/off functions.

2.7. HDMI OUT 1,2 Output NG

3. HDMIDVI

TV

SEMICONDUCTORS

PRINTED WIRING BOARDS

1 U-3838 A DIGITAL P.W.B. UNIT (22)

1 U-3839 A A.AUDIOVIDEO P.W.B. UNIT (12)

1 U-3839 A A.AUDIOVIDEO P.W.B. UNIT (22)

1 U-3840 A FRONT P.W.B. UNIT (12)

1 U-3840 A FRONT P.W.B. UNIT (22)

1 U-3841 A POWER REG. P.W.B. UNIT (12)

1 U-3841 A POWER REG. P.W.B. UNIT (22)

1 U-3854 A POWER AMP P.W.B. UNIT (12)

1 U-3854 A POWER AMP P.W.B. UNIT (22)

1 U-3857 A MAIN CPU P.W.B. UNIT (12)

1 U-3857 A MAIN CPU P.W.B. UNIT (22)

PARTS LIST OF P.W.B. UNIT

EXPLODED VIEWS

PARTS LIST OF EXPLODED VIEW

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