Denon AVR 3808CI Service Manual

The Denon AVR 3808CI is a high-performance audio/video receiver that supports a wide range of audio formats and video resolutions. It features advanced processing capabilities, including Dolby TrueHD and DTS-HD Master Audio, and is equipped with multiple HDMI inputs for seamless connectivity. The receiver is designed for home theater enthusiasts who demand superior sound quality and versatility in their audio/video setup. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Playing Media 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: HDMI inputs, multi-channel audio processing, built-in AM/FM tuner, and advanced video scaling capabilities.

Feature	Description
HDMI Inputs	Multiple inputs for connecting various devices.
Audio Formats	Supports Dolby TrueHD, DTS-HD Master Audio.
Video Processing	Advanced video scaling to 1080p.
Zone 2/Zone 3	Multi-room audio capabilities.
Network Connectivity	Access streaming services and firmware updates.
Remote Control	Comprehensive remote for easy operation.
Calibration	Automatic calibration for optimal sound.
Power Output	High power output for driving multiple speakers.

Installation

Unpack and inspect contents. Place the receiver on a stable surface with adequate ventilation.

Connect speakers: Use appropriate gauge speaker wire for connections.
Connect video sources: Use HDMI cables for video input.
Connect to power: Plug into a grounded AC outlet.
Network setup: Connect to your home network via Ethernet or Wi-Fi.

WARNING! Ensure all connections are secure to avoid damage.

First-Time Setup

Power on the receiver and follow the on-screen prompts to configure settings.

Set up speakers: Use the on-screen setup assistant.
Configure audio settings: Adjust settings for optimal sound quality.
Network configuration: Connect to your Wi-Fi network.
Firmware update: Check for and install any available updates.

CAUTION! Ensure stable surface; avoid blocking ventilation.

Specifications

Audio Channels: 7.1 channel surround sound.
Power Output: 120 watts per channel.
HDMI Version: HDMI 1.3 with Deep Color support.
Audio Formats: Supports Dolby Digital, DTS, Dolby TrueHD, DTS-HD Master Audio.
Video Resolution: Up to 1080p.
Network: Ethernet and Wi-Fi connectivity.
Weight: 25 lbs (11.34 kg).
Dimensions: 17.1 x 15.6 x 6.3 inches.

Controls and Settings

Access settings via the on-screen display or front panel controls. Key controls include power, volume, input selection, and setup menu.

Remote: Comprehensive remote control with backlit buttons for easy operation in low light.

Audio settings include equalizer adjustments, speaker configuration, and surround sound modes.

Connecting Devices

Connect various devices using HDMI, optical, or analog inputs.

Turn off all devices before connecting.
Match cables to ports (e.g., HDMI to HDMI).
Select input source using the remote control.

Tip: Label cables for easy identification.

Playing Media

Supports various media formats including DVD, Blu-ray, and streaming services.

Insert media: Use the appropriate input for your media type.
Play: Use the remote control to navigate and play.
Stop: Press STOP to pause playback.
Skip: Use the PREV/NEXT buttons for navigation.
Access settings: Adjust playback settings via the on-screen menu.

WARNING! Do not force media into the slot; ensure proper loading.

Accessibility Features

Closed captions and audio descriptions can be enabled through the settings menu.

Care & Cleaning

Unplug the receiver before cleaning. Use a dry cloth to wipe the exterior; avoid liquids.

CAUTION! Do not use abrasive cleaners or solvents.

Regulatory Information

Complies with FCC regulations for Class B digital devices. For support, visit www.denon.com or contact customer service.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Remote does not work	Obstacles/batteries	Remove obstacles; replace batteries.
No sound	Connections/mute	Check connections; ensure mute is off.
Picture not clear	Settings	Adjust video settings in the menu.
Channels not programming	Antenna/menu	Use auto-program in the menu; check connections.
Device not recognized	Connection issue	Check cable connections and input settings.

Reset: Menu > System > Reset if available.

Service: Contact customer support for further assistance.