Denon AVR 685 Manual

The Denon AVR 685 is a high-performance 7.1-channel AV receiver that delivers immersive audio and video experiences. It supports various audio formats, including Dolby Atmos and DTS:X, and features advanced connectivity options such as HDMI inputs, Bluetooth, and Wi-Fi. The AVR 685 is designed to enhance your home theater setup with its powerful amplification, customizable sound settings, and user-friendly interface. 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 Audio/Video Media 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: 7.1-channel amplification, HDMI inputs, Bluetooth, Wi-Fi, Dolby Atmos, DTS:X support, and advanced audio processing.

Feature	Description
HDMI Inputs	Multiple inputs for connecting various devices
Bluetooth	Stream audio wirelessly from compatible devices
Wi-Fi	Connect to home network for streaming services
Dolby Atmos	Immersive audio experience with overhead sound
DTS:X	Advanced audio format for dynamic sound placement
Multi-Room Audio	Distribute audio to different rooms
On-Screen Display	User-friendly interface for easy navigation
Customizable Sound Profiles	Adjust audio settings to personal preference

Installation

Unpack and inspect contents. Place the receiver in a well-ventilated area.

Connect speakers: Use appropriate speaker wire for connections.
Connect video sources: Use HDMI cables for video devices.
Connect to power: Plug into a suitable AC outlet.
Connect to network: Use Ethernet or Wi-Fi for internet access.

WARNING! Ensure all connections are secure to avoid damage.

First-Time Setup

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

Select input sources: Use the remote to choose connected devices.
Configure audio settings: Access the setup menu for adjustments.
Update firmware: Check for updates via network connection.
Test speaker setup: Use the built-in test tone feature.

CAUTION! Ensure stable surface; avoid overheating.

Specifications

Channels: 7.1
Power Output: 75W per channel (8 ohms)
Audio Formats: Dolby Atmos, DTS:X, Dolby TrueHD, DTS-HD Master Audio
HDMI Inputs: 6
Network Connectivity: Wi-Fi, Ethernet
Dimensions: 17.1 x 13.4 x 6.3 inches
Weight: 22.5 lbs
Power Consumption: 500W (maximum)

Controls and Settings

Access settings via the on-screen display or remote control. Key controls include power, volume, input selection, and menu navigation.

Remote: Power, volume, input, surround modes, and setup options.

Audio settings: Adjust bass, treble, balance, and surround sound options.

Connecting Devices

Connect various audio and video devices using HDMI, optical, or analog connections.

Turn off all devices before connecting.
Match cables to ports (e.g., HDMI to HDMI).
Select input via remote control after connections are made.

Tip: Ensure all devices are powered off during setup.

Playing Audio/Video Media

Supports various media formats for playback.

Select input source: Use the remote to choose the desired input.
Play media: Use the play controls on the remote.
Adjust volume: Use the volume control for desired sound level.
Access streaming services: Navigate through the on-screen menu.

WARNING! Do not overload the receiver; follow power ratings.

Accessibility Features

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

Care & Cleaning

Unplug before cleaning. Use a soft, dry cloth; avoid liquids.

CAUTION! Do not use abrasive cleaners; keep away from moisture.

Regulatory Information

Complies with FCC regulations for 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	Check antenna connection; use auto-scan.
Device not recognized	Connection issue	Check cable connections; restart devices.

Reset: Menu > System > Reset if available.

Service: 1-800-555-0199; www.denon.com