Crown DC-300A II User Manual

POWER
CHANNEL 1 CHANNEL 2I0C
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10
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30
0
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®
Applies only to
120 VAC North
American units.
DC-300A II
© 1996 by Crown International, Inc., P.O. Box 1000, Elkhart, Indiana
46515-1000 U.S.A. Telephone: 219-294-8000. The DC-300A II is
produced by the Professional Audio Division of Crown International,
Inc. Trademark Notice: Amcron
®
, Crown
®
, Com-Tech
®
, IOC
®
, IQ
System
®
and Macro-Tech
®
are registered trademarks of Crown
International, Inc. Other trademarks are the property of their respective
owners.
K80002D9
5/96
Some models may be exported under the name Amcron .
®

Crown DC-300A II Specifications

General

Frequency Response	20Hz to 20kHz
Total Harmonic Distortion	0.05%
Weight	17 kg
Signal to Noise Ratio	100dB
Input Impedance	20kΩ
Dimensions	483 x 133 x 254 mm

Summary

Technical Support and Safety

Safety Precautions and Symbol Explanations

Details critical safety warnings, precautions, and explains warning symbols used in the manual.

Installation Procedures

Wiring and Mode Configuration

Input Signal Management

Input Connection Details

Output Connections and Wiring

Output Connection Guidance

Loudspeaker Wire Gauge Selection

Load Protection and Troubleshooting

AC Mains Power Requirements

AC Power Requirements and Voltage Configuration

Specifies AC power requirements and how to change the unit's voltage configuration.

Operating the Amplifier

Operational Precautions

Lists essential precautions to take before and during amplifier operation.

Indicators, Controls, and Protection

Technical Principles

Principles of Operation

Explains the internal circuitry, power supply, and key technologies like AB+B class and JTS.

Amplifier Specifications

Performance and Power Specifications

Details performance metrics, power output ratings, and load impedance.

Physical and Performance Data

Power Matrix Details

Presents a detailed table of power output specifications under various conditions.

Internal Settings and Adjustments

Input Sensitivity Options and Selection

Discusses the default 26 dB gain and the alternative 0.775V input sensitivity.

Changing Input Sensitivity Procedure

Provides detailed steps for modifying the amplifier's input sensitivity setting.

Service and Repair Information

Worldwide and North American Service Options

Factory Service Procedures and Shipping

Details how to send the unit to the factory for service, including shipping instructions.