Denon PMA-500AE Service Manual

The Denon PMA-500AE is a high-quality integrated amplifier designed to deliver superior audio performance. It features a robust power output, multiple input options, and advanced circuitry to ensure optimal sound quality. 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. Operating the Amplifier 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Integrated amplifier, multiple audio inputs, tone control, headphone output, remote control.

Feature	Description
Power Output	50W per channel into 8 ohms
Input Options	Multiple analog inputs including phono, CD, and AUX
Tone Control	Adjustable bass and treble settings
Headphone Output	Dedicated headphone jack for private listening
Remote Control	Included remote for convenient operation

Installation

Unpack and inspect contents. Place on a stable surface.

Connect audio sources: Use RCA cables for CD, phono, and AUX inputs.
Connect speakers: Use speaker wire to connect to the output terminals.
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 button on the remote or front panel.
Adjust volume: Use the volume knob or remote control.
Set tone controls: Adjust bass and treble as desired.

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

Specifications

Power Output: 50W per channel (8 ohms).
Frequency Response: 5 Hz - 100 kHz.
Total Harmonic Distortion: < 0.05%.
Input Sensitivity: 2.5 mV (phono), 150 mV (line).
Signal-to-Noise Ratio: 100 dB.
Dimensions: 434 mm x 151 mm x 360 mm.
Weight: 8.5 kg.

Controls and Settings

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

Connecting Devices

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

Match cables to ports (e.g., RCA to CD input).
Turn on the amplifier and select the appropriate input.

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

Operating the Amplifier

To operate the amplifier, select the desired input and adjust the volume to your preference.

Press the INPUT button to cycle through sources.
Adjust the volume using the knob or remote control.
Use tone controls to enhance audio quality.

WARNING! Avoid excessive volume levels to prevent speaker damage.

Accessibility Features

The Denon PMA-500AE includes features for easy access, including a clear display and remote control for convenience.

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 Class B digital devices. For support, visit www.denon.com or contact customer service.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound	Incorrect input selected	Check input selection and connections.
Distorted sound	Overdriven volume	Reduce volume level.
Remote not working	Batteries	Replace remote batteries.
Amplifier overheating	Blocked ventilation	Ensure proper airflow around the unit.

Reset: Unplug for 10 seconds to reset.

Service: Contact Denon support for assistance.