Crown Audio Xs Series Welcome, Features, Microprocessor-controlled protection sys- tem

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Xs Series Power Amplifiers

Xs500

1 kHz

Power*

2-ohm Dual (per ch.)

750W**

4-ohm Dual (per ch.)

500W

8-ohm Dual (per ch.)

400W

4-ohm Bridge

1,600W**

8-ohm Bridge

1,450W

*1 kHz Power: refers to maximum average power in watts at 1kHz with 0.15% THD.

** at 0.5% THD.

Xs700

1 kHz

Power*

2-ohm Dual (per ch.)

900W**

4-ohm Dual (per ch.)

750W

8-ohm Dual (per ch.)

450W

4-ohm Bridge

1,900W**

8-ohm Bridge

1,645W

*1 kHz Power: refers to maximum average power in watts at 1kHz with 0.15% THD.

** at 0.5% THD.

Xs900

1 kHz

Power*

2-ohm Dual (per ch.)

1,200W**

4-ohm Dual (per ch.)

900W

8-ohm Dual (per ch.)

600W

4-ohm Bridge

2,500W**

8-ohm Bridge

2,100W

*1 kHz Power: refers to maximum average power in watts at 1kHz with 0.15% THD.

** at 0.5% THD.

1 Welcome

The Xs Series of power amplifiers from Crown® represents a new era in affordable, quality power amplification. The line consists of four models, each in a uniform, rugged chassis. The Xs Series incorporates the best of tried-and- true design principles and innovative features.

Modern power amplifiers are sophisticated pieces of engineering capable of producing extremely high power levels. They must be treated with respect and correctly installed if they are to provide the many years of reliable service for which they were designed.

In addition, Xs Series amplifiers include a number of features which require some expla- nation before they can be used to their maxi- mum advantage.

Please take the time to study this manual so that you can obtain the best possible service from your amplifier.

Xs1200

1 kHz

Power*

2-ohm Dual (per ch.)

1,600W**

4-ohm Dual (per ch.)

1,100W

8-ohm Dual (per ch.)

650W

4-ohm Bridge

3,000W**

8-ohm Bridge

2,300W

*1 kHz Power: refers to maximum average power in watts at 1kHz with 0.15% THD.

** at 0.5% THD.

1.1 Features

Housed in a rugged, all-steel 2U chassis.

Efficient forced-air fans prevent excessive thermal buildup.

Models have touch-proof binding post out- puts, Speakon®outputs, Phoenix-style inputs, and electronically balanced XLR-1/4" combo inputs with daisy-chain XLR outputs.

Features precision detented level controls, power switch, and eight LEDs which indicate signal and clip for each channel, AC mains, power, bridge mode, temperature and fault con- ditions.

Microprocessor-controlled protection sys- tem.

Three-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications.

1.2 How to Use This Manual

This manual provides you with the necessary information to safely and correctly setup and operate your amplifier. It does not cover every aspect of installation, setup or operation that might occur under every condition. For addi- tional information, please consult Crown’s Amplifier Application Guide (available online at www.crownaudio.com), Crown Technical Sup- port, your system installer or retailer.

We strongly recommend you read all instruc- tions, warnings and cautions contained in this manual. Also, for your protection, please send in your warranty registration card today. And save your bill of sale — it’s your official proof of purchase.

Operation Manual

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Contents 136268-6A Xs500 Xs700 Xs900 Xs1200Some models may be exported under the name Amcron Use only with a cart, stand, tripod, bracket, or Important Safety InstructionsCrown International, Inc Safety StandardEuropean Representatives Name and Address Family Name XsTable of Contents How to Use This Manual FeaturesWelcome Microprocessor-controlled protection sys- temInstall Your Amplifier SetupUnpack Your Amplifier Ensure Proper CoolingDistance Choose Input Wire and ConnectorsChoose Output Wire and Connectors Typical input and output wiring is shown Wire Your System Stereo ModeConnection to Speakon connectors How to Parallel the InputsChannel 1 Level control is functional Bridge-Mono ModeProtecting Your Speakers Startup ProcedureConnect to AC Mains Operation PrecautionsBridge Indicator Front Panel Controls and Indicators Cooling VentsPower Indicator AC Mains IndicatorXLR-1/4 Combo Input Connectors Normal/Bridge SwitchWay Binding Post Output Connectors IEC Power Inlet Phoenix-Style Input ConnectorsOutput Current Limiting Protection SystemsDC Protection 120V 220V 240VThis is normal operation for your amp TroubleshootingKHz with 0.15% THD SpecificationsNet Weight, Shipping Weight Voltage Gain at maximum level settingAt 20 kHz DC Output Offset Shorted inputAC Power Draw and Thermal Dissipation AC Power Draw and Thermal Dissipation AC Power Draw and Thermal Dissipation Service 12/01 WarrantyWorldwide Except USA & Canada This page Intentionally Left Blank Crown Audio Factory Service Information Xs Series Power Amplifiers Xs Series Power Amplifiers