Denon PMA-355UK Manual

The Denon PMA-355UK is a high-quality integrated amplifier designed to deliver exceptional audio performance. It features a robust power output, multiple input options, and advanced circuitry to ensure a rich and immersive listening experience. 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: Integrated amplifier, multiple audio inputs, remote control, tone control, and headphone output.

Feature	Description
Power Output	High-quality sound with robust power delivery
Input Options	Multiple inputs for various audio sources
Tone Control	Adjust bass and treble settings
Headphone Output	For private listening
Remote Control	Convenient operation from a distance

Installation

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

Connect speakers: Use appropriate speaker cables to connect to the terminals.
Connect audio sources: Use RCA cables for input connections.
Plug into AC power.

WARNING! Ensure all connections are secure to avoid damage.

First-Time Setup

Power on the amplifier; follow the setup instructions.

Select input source: Use the input selector to choose the desired audio source.
Adjust volume: Use the volume knob for desired listening level.
Set tone controls: Adjust bass and treble as needed.

CAUTION! Ensure stable surface; avoid placing heavy objects on top.

Specifications

Power Output: 70W per channel (8 ohms).
Frequency Response: 5 Hz - 100 kHz.
Input Impedance: 47 kΩ.
Signal-to-Noise Ratio: 100 dB.
Dimensions: 434 x 151 x 329 mm.
Weight: 8.5 kg.
Power Supply: AC 230V, 50Hz.

Controls and Settings

Access controls via the front panel: Volume, input selector, tone controls.

Remote: Volume, input selection, mute, and power.

Audio settings: Adjust bass, treble, and balance for optimal sound.

Connecting Devices

Connect audio sources using RCA cables. Ensure proper matching of inputs and outputs.

Turn off the amplifier and devices before connecting.
Match cables to ports (e.g., RCA to audio source).
Select input via the input selector on the amplifier.

Tip: Ensure all devices are powered off during connection.

Playing Audio Media

Supports various audio formats through connected devices.

Power on the amplifier and connected devices.
Select the appropriate input source.
Adjust volume and tone settings as desired.

WARNING! Avoid excessive volume levels to prevent damage to speakers.

Accessibility Features

Remote control for easy access and operation from a distance.

Care & Cleaning

Unplug before cleaning. Use a soft, dry cloth to clean the exterior.

CAUTION! Avoid using liquids or aerosols; keep away from heat sources.

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
No sound	Incorrect input/source	Check input selection and connections.
Distorted sound	Overdriven volume	Reduce volume level.
Remote not working	Battery issue	Replace remote batteries.
Amplifier overheating	Blocked ventilation	Ensure proper airflow around the unit.

Reset: Unplug for a few minutes to reset the amplifier.

Service: Contact Denon support for assistance.