Denon DRA-345R Service Manual

The Denon DRA-345R is a high-performance stereo receiver designed for audiophiles. It features advanced audio processing, multiple input options, and a user-friendly interface. This manual provides detailed information on 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: High-fidelity audio processing, multiple input options, remote control, headphone output, and AM/FM tuner.

Feature	Description
Multiple Inputs	Supports various audio sources including CD, AUX, and phono.
Built-in Tuner	AM/FM tuner with preset memory.
Headphone Output	For private listening.
Remote Control	Convenient control from a distance.
Speaker Outputs	Connect up to two pairs of speakers.
Audio Adjustments	Equalizer settings for personalized sound.

Installation

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

Connect speakers: Use speaker wire to connect to the output terminals.
Connect audio sources: Use RCA cables for CD, AUX, and other inputs.
Plug into AC power.

WARNING! Ensure all connections are secure to avoid damage.

First-Time Setup

Power on the receiver; follow on-screen prompts.

Program radio stations: Use the tuning buttons to scan for available stations.
Set audio preferences: Access the menu to adjust sound settings.

CAUTION! Ensure stable surface; avoid overheating.

Specifications

Power Output: 70 watts per channel (8 ohms).
Frequency Response: 20 Hz - 20 kHz.
Inputs: 5 audio inputs, 1 phono input.
Tuner: AM/FM with 30 station presets.
Dimensions: 17.1 x 5.9 x 14.2 inches.
Weight: 18.5 lbs.
Power Consumption: 150 watts.

Controls and Settings

Access settings via the front panel or remote control. Key controls include power, volume, input selection, and tuning.

Connecting Devices

Connect audio sources using RCA cables. Ensure all devices are powered off before connecting.

Match cables to ports (e.g., red/white for audio).
Select input via the front panel or remote control.

Tip: Ensure all connections are secure to avoid signal loss.

Playing Audio Media

Supports various audio formats including CD and FM radio.

Insert disc: Load CD into the tray.
Play: Press PLAY to start playback.
Stop: Press STOP to halt playback.
Skip: Use NEXT/PREV buttons for tracks.

WARNING! Do not force discs into the tray; eject properly.

Accessibility Features

Remote control for easy access. Volume control for hearing assistance.

Care & Cleaning

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

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

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.
Distorted sound	Settings	Adjust equalizer settings.
Radio not tuning	Antenna/menu	Ensure antenna is connected; use auto-tune.

Reset: Menu > System > Reset if available.

Service: Contact Denon support for assistance.