Clarion APA4320 - User Manual

2004/2
Clarion Co., Ltd.
All Rights Reserved. Copyright©2004: Clarion Co., Ltd.
Printed in Taiwan /Imprime a Taiwan / Impreso en Taiwan GA-980
Stampato a Taiwan / In Taiwan gedruckt 80-04320-WW
clarion
OPERATION AND INSTALLATION MANUAL
MANUEL D'UTILISATION ET D'INSTALLATION
MANUAL DE OPERACiON E INSTALACION
MANUALE OPERATIVO E D'INSTALLAZIONE
ANLEITUNG ZUR BEDIENUNG UND INSTALLATION
APA4320
160Wx4 CHANNEL POWER AMPLIFIER
AMPLIFICATEUR DE PUISSANCE 4x160W
AMPLIFICADOR DE POTENCIA DE 160Wx4 CANALES
160W x4 AMPLIFICATORE Dl POTENZA DEI CANALI
160W x4 KANALVERSTARKER
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Clarion APA4320 Specifications

Audio Output

rated_output_4_channel_mode	80 W x 4
rated_output_3_channel_mode	80 W x 2 + 230 W x 1
rated_output_2_channel_mode	230 W x 2
maximum_power	160 W x 4
frequency_response	10 Hz ~ 50 kHz (+/- 1.0 dB)
harmonic_distortion	0.025% (1 kHz, 10 W, 4Ω)
s_n_rate	100 dB

Power Specifications

applicable_speaker_impedance	4Ω (2Ω-8Ω)
input_sensitivity	200 mV ~ 6, 000 mV
power_source_voltage	14.4 V
power_consumption	37 A (with 80 W x 4 rated output)
power_consumption_no_input	1.6 A (amplifier ON, no input)

Weight and Dimensions

external_dimensions	165(W) x 56(H) x 409(D) mm
weight	3.9 kg

Summary

Introduction

Strong Power Supply

Describes the amplifier's power supply circuit utilizing MOS-FET and DC-DC converter.

High Sound Quality Design

Highlights low-noise operation amplifier and layered film capacitors for energetic sound.

Low Distortion and Wide Output Range

Ensures stable playback with high output and low distortion across audible frequencies.

Output Mode Selector Functionality

Explains the switch providing different high output configurations.

Variable Electronic Crossovers

Details the selectable High Pass or Low Pass electronic crossovers with adjustable points.

Bass Extender Circuitry

Adds 'boost' to low frequencies for enhanced, well-balanced output.

Protection Circuitry

Protects the amplifier from damage due to loads, shorts, overcurrents, or overheating.

Amplifier Controls and Connections

Front Panel Layout

Details the controls and connections on the front panel, including gain and mode selectors.

Rear Panel Layout

Illustrates the connections for power, speakers, and other terminals on the rear panel.

Notes and Installation Precautions

Important Notes

Covers battery drain warnings and causes for protection circuit activation.

Electrical Connections

Illustrates the wiring diagram for connecting the amplifier's power and speakers.

Mounting Precautions

Provides guidance on selecting a site with adequate ventilation and accessibility.

Wiring Precautions

Details essential steps for secure connections and avoiding noise issues.

Applications and Wiring Configurations

4 Channel Input Configurations

Shows wiring setups for 4-channel input in various modes like 4-channel stereo.

3 Channel Mode Setup

Illustrates how to connect speakers for a 3-channel mode configuration.

2 Channel Mode Setup

Depicts speaker connections for a 2-channel mode setup.

Electronic Crossover Adjustment

HP Filter Setup

Recommends crossover points for mid-range/high frequencies and how to adjust.

LP Filter Setup

Suggests settings for subwoofer frequencies and how to adjust for best performance.

Speaker Level Input

Connecting Speaker Level Input

Explains how to use speaker level input terminals when RCA output is unavailable.

System Checks and Troubleshooting

Final System Checks

Guides on performing final checks after installation, including listening tests.

Troubleshooting Common Issues

Lists problems like 'No audio' or 'Distorted Sound' with possible causes and solutions.

Specifications

Packaging Contents