Table Of Contents - Clarion APX480M Owner's Manual

APX480M manual.qxd 3/12/2004
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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