APX480M manual.qxd 3/12/2004 1:07 PM Page 2

APX480M Power System Amplifier

INTRODUCTION

The Clarion APX480M is a full-featured four-channel amplifier incorporating the following features:

Specially coated circuit boards, that resist mold, mildew and moisture damage.

Pulse-Width Modulated (PWM) MOSFET power supply for maximum performance with minimal distortion.

Remote turn-on with "soft start" muting to prevent turn-on "thump".

Advanced circuitry design featuring bridgeable and mixed mode operation for use in various system configurations including 4, 3, or 2 channel systems.

Variable high-pass/low-pass electronic crossover with a 12dB per octave slope (adjustable range: 55Hz to 5.5kHz).

Variable bass boost circuit to reinforce low frequency signals that may be lost due to subwoofer enclosure design.

Adjustable input level controls with ground loop isolation to minimize noise and distortion.

2-ohm stereo stable, 4-ohm mono stable.

Gold-plated power, speaker, and RCA connectors.

Speaker level input.

Low profile construction with aluminum heat sink for efficient heat dissipation.

ABOUT THE MANUAL AND WARRANTY

This manual describes the basic requirements to install the Clarion APX480M amplifier. The installation of this amplifier can be quite complex to install, if you do not posses the necessary knowledge and tools to perform this installation, please contact your local Clarion dealer.

Keep all instructions and sales receipt for future reference and warranty information. Warranty information can be found on page 11 of this manual.

TABLE OF CONTENTS

 

Description

1

Input Connections and Audio Controls

1

Connections for Power and Speakers

3

Installation

4

Mounting Precautions

4

Wiring Precautions

4

Wiring and Applications

5

Setting the Gain

10

Setting the Crossover

10

Setting the Bass Boost

10

Final System Check

11

Troubleshooting

11

Product Specs

12

Clarion Limited Warranty

13

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Clarion APX480M manual Introduction, About the Manual and Warranty, Table of Contents

APX480M specifications

The Clarion APX480M is a cutting-edge marine amplifier that combines power with durability, making it an excellent choice for boat enthusiasts who want to enhance their audio experience on the water. This amplifier is designed to deliver high-quality sound and can power even the most demanding marine audio systems.

One of the standout features of the APX480M is its impressive power output. With a maximum output of 480 watts, it can drive multiple speakers and subwoofers effectively, providing a rich sound experience. The amplifier operates at a 4-channel configuration, allowing for diverse installation options. It is capable of delivering 60 watts RMS per channel into 4-ohm loads, ensuring that you can achieve loud and clear audio without distortion, even at higher volumes.

The APX480M is built for the tough marine environment. It has been designed and constructed to resist moisture and corrosion. The amplifier features conformal coated circuit boards, which protect the electronics from harsh marine conditions such as saltwater and humidity, contributing to its longevity and reliability. Additionally, the rugged aluminum heatsink provides efficient thermal management, preventing overheating during extended use.

Another notable characteristic of the APX480M is its built-in high-pass and low-pass crossovers. These allow users to fine-tune their audio system, ensuring that each speaker receives the appropriate frequency range. This feature enhances overall sound quality and helps in achieving a balanced audio experience, essential for listening to music while cruising on the water.

The amplifier also incorporates advanced technologies for improved performance. Some of these technologies include a MOSFET power supply, which maximizes efficiency and minimizes signal loss, and a variable bass boost, allowing users to emphasize low frequencies for a more powerful bass response. It also features low-level RCA inputs, making it easier to connect to head units for seamless integration into existing audio systems.

Installation is made simple with the APX480M, thanks to its compact design and user-friendly layout. The amplifier comes with a comprehensive set of mounting options and a straightforward wiring scheme, making it accessible for both novice and experienced installers.

In summary, the Clarion APX480M stands out in the marine audio market with its powerful output, durable construction, and versatile features. Whether you are sailing on a serene lake or navigating rough seas, this amplifier ensures an unparalleled audio experience that can withstand the elements while delivering crisp, high-quality sound.