Crown CE-1000A User Manual

Service Manual
130352-1
10/02
Rev. D
CE SERIESCE SERIES
CE SERIESCE SERIES
CE SERIES
PROFESSIONAL AUDIO AMPLIFIERSPROFESSIONAL AUDIO AMPLIFIERS
PROFESSIONAL AUDIO AMPLIFIERSPROFESSIONAL AUDIO AMPLIFIERS
PROFESSIONAL AUDIO AMPLIFIERS
Models:
CE-1000, CE-2000
(some units may have the model names: CE-1000A, CE-2000A, CE-2000TX,
UT-1010, UT-2020, M120, M240, S2, and S3)
© 2002 by Crown Audio, Inc., P.O. Box 1000, Elkhart, Indiana 46515-1000 U.S.A. Telephone: 574-294-
8000. CE Series amplifiers are produced by Crown International, Inc. Trademark Notice: Crown and
MultiMode are registered trademarks of Crown International. Other trademarks are the property of their
respective owners.

Crown CE-1000A Specifications

General

Type	Power Amplifier
Channels	2
Input Impedance	20 kOhm (balanced), 10 kOhm (unbalanced)
Signal-to-Noise Ratio	> 100 dB
Frequency Response	20 Hz - 20 kHz
Total Harmonic Distortion (THD)	<0.05%
Cooling	Variable speed fan
Dimensions	19" x 3.5" x 15.5"
Input Sensitivity	0.775V

Summary

Revision History

PART I Technical Information

Introduction to Crown CE Series Amplifiers

Overview of the CE-Series power amplifiers, their design, and intended use.

Crown CE Series Amplifier Specifications

Detailed performance, power, controls, indicators, input/output, and construction specifications.

Maintenance Procedures for CE Series Amplifiers

Covers servicing procedures, including cautions, troubleshooting, and checkout steps.

Understanding CE Series Amplifier Circuit Theory

Explains the operational principles of the CE power amplifier's circuit stages.

Neutrik Speakon Connector Assembly and Usage

Details the assembly and wiring of Neutrik Speakon connectors for amplifier outputs.

PART II Component Documentation

Ordering and Managing Amplifier Parts

Information on general parts, ordering procedures, shipment, and terms.

Exploded Views and Parts Lists

Provides illustrations and lists of components for various amplifier assemblies.

Module and Schematic Information

Details specific module versions, their replacements, and associated schematic diagrams.

Module Component Parts Lists

Comprehensive lists of components used in various amplifier modules and their location maps.

Field Modifications for Amplifier Improvements

Details authorized modifications to address specific performance issues like fan resistors and timing.

Amplifier Schematics

Provides detailed circuit schematics for troubleshooting and reference.