Denon PMA-750 Manual

The Denon PMA-750 is a high-quality integrated amplifier designed to deliver exceptional audio performance. With its robust build and advanced circuitry, it provides a rich and detailed sound experience. The amplifier features multiple input options, including phono, line, and digital inputs, allowing for versatile connectivity with various audio sources. 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 input options, remote control, tone controls, headphone output.

Feature	Description
Phono input	For connecting turntables
Line inputs	For connecting various audio sources
Digital inputs	For connecting digital audio sources
Headphone output	For private listening
Speaker outputs	For connecting speakers
Tone controls	Adjust bass and treble levels
Remote control	For convenient operation

Installation

Unpack and inspect contents. Place on a stable surface.

Connect speakers: Use speaker wire to connect to the speaker outputs.
Connect audio sources: Use appropriate cables for phono, line, or digital inputs.
Plug into AC power.

WARNING! Ensure all connections are secure to avoid damage.

First-Time Setup

Power on the amplifier; follow on-screen prompts if applicable.

Select input source: Use the input selector to choose the desired source.
Adjust volume: Use the volume knob or remote control to set the desired 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: 10Hz - 100kHz.
Input Impedance: 47k ohms (phono).
Signal-to-Noise Ratio: 100dB.
Dimensions: 434 x 150 x 360 mm.
Weight: 8.5 kg.
Power Supply: AC 120V, 60Hz.

Controls and Settings

Access controls via the front panel or remote. Front Panel: POWER, INPUT SELECTOR, VOLUME, TONE CONTROLS.

Remote: POWER, INPUT, VOLUME, MUTE, TONE CONTROLS.

Connecting Devices

Connect audio sources using the appropriate inputs. Ensure all devices are powered off before connecting.

Match cables to ports (e.g., RCA to line inputs).
Turn on the amplifier and select the input source.

Tip: Use high-quality cables for optimal audio performance.

Playing Audio Media

Supports various audio formats through connected sources.

Power on the amplifier and select the desired input source.
Play audio from the connected device.
Adjust volume and tone settings as needed.

WARNING! Do not exceed maximum volume to avoid speaker damage.

Accessibility Features

Remote control for easy access to all functions. Ensure all controls are within reach.

Care & Cleaning

Unplug before cleaning. Use a dry cloth only; no liquids or aerosols.

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

Regulatory Information

Complies with FCC regulations for residential use. 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.

Service: For assistance, contact Denon support.