Denon AVR 485 Owners Manual

The Denon AVR 485 is a versatile audio/video receiver designed to deliver high-quality sound and video performance. It supports various audio formats, including Dolby Digital and DTS, and features multiple HDMI inputs for connecting various devices. The AVR 485 also includes advanced features such as automatic calibration, zone control, and a 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 Media 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: HDMI inputs, Dolby Digital and DTS support, Automatic Calibration, Zone Control, Remote Control.

FeatureDescription
HDMI InputsMultiple inputs for connecting various devices
Dolby DigitalSupports surround sound formats
DTS SupportCompatible with DTS audio formats
Automatic CalibrationAdjusts settings for optimal sound
Zone ControlControl audio in different areas
Remote ControlConvenient operation from a distance

Installation

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

  1. Connect speakers: Use appropriate speaker wire for connections.
  2. Connect video sources: Use HDMI cables for video input.
  3. Plug into AC power.

WARNING! Ensure all connections are secure to avoid damage.

First-Time Setup

Power on the receiver; follow on-screen prompts.

  1. Program inputs: Use the remote to select input sources.
  2. Set speaker configuration: Access the setup menu to configure speakers.
  3. Adjust audio settings: Use the menu for sound adjustments.

CAUTION! Ensure stable surface; avoid overheating.

Specifications

Controls and Settings

Access OSD via remote control. Front Panel: POWER, INPUT SELECTOR, VOLUME.

Remote: POWER, INPUT, VOLUME, MENU, SETUP.

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

Connecting Devices

Connect devices using HDMI, optical, or RCA cables.

  1. Turn off the receiver and devices before connecting.
  2. Match cables to ports (e.g., HDMI to HDMI).
  3. Select input via remote control.

Tip: Ensure all devices are powered off before making connections.

Playing Audio Media

Supports various audio formats including CDs and streaming.

  1. Insert media: Load CD or connect streaming device.
  2. Play: Use the remote to start playback.
  3. Stop: Press STOP to halt playback.
  4. Skip: Use PREV/NEXT for tracks.

WARNING! Do not force media into the slot; eject properly.

Accessibility Features

Closed Captions: Enable in audio settings. Parental Controls: Block content based on ratings.

Care & Cleaning

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

CAUTION! Do not spray liquids; keep away from heat and moisture.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Copyright © 2026 Denon; trademarks of Denon Electronics.

Troubleshooting

SymptomPossible CauseCorrective Action
Remote does not workObstacles/batteriesRemove obstacles; point at IR sensor; install fresh batteries.
No soundConnections/muteEnsure receiver is on; check connections; adjust mute.
Picture not clearSettingsAdjust video settings in the menu.
Channels not programmingInput selection/menuEnsure correct input is selected; check connections.
Media not playingMedia/loadingEnsure media is loaded properly; check for damage.

Reset: Menu > System > Reset if available.

Service: Contact Denon support for assistance.

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