Table of Contents
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Operation Manual
Xs Series
Obtaining Other Language Versions: To obtain information in another language about the use of this product, please contact your
local Crown Distributor. If you need assistance locating your local distributor, please contact Crown at 574-294-8000.
This manual does not include all of the details of design, production, or variations of the equipment. Nor does it cover every possible
situation which may arise during installation, operation or maintenance.
The information provided in this manual was deemed accurate as of the publication date. However, updates to this information may have
occurred. To obtain the latest version of this manual, please visit the Crown website at www.crownaudio.com.
Trademark Notice: Crown, Crown Audio and Amcron are registered trademarks of Crown International. Other trademarks are the
property of their respective owners.
Some models may be exported under the name Amcron.
®
©2005 by Crown Audio
Inc., 1718 W. Mishawaka Rd., Elkhart, Indiana 465157-9439 U.S.A. Telephone: 574-294-8000
Xs500
Xs700
Xs900
Xs1200
®
136268-6A
8/05
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Table of Contents
Related Manuals for Crown Xs Series
Summary of Contents for Crown Xs Series
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Page 1: Operation Manual
The information provided in this manual was deemed accurate as of the publication date. However, updates to this information may have occurred. To obtain the latest version of this manual, please visit the Crown website at www.crownaudio.com. Trademark Notice: Crown, Crown Audio and Amcron are registered trademarks of Crown International. Other trademarks are the property of their respective owners. -
Page 2: Important Safety Instructions
Xs Series Power Amplifiers IMPORTANT Xs Series amplifiers require Class 2 output wiring. MAGNETIC FIELD CAUTION! Do not locate sensitive high-gain equip- ment such as preamplifiers or tape decks directly above or below the unit. Because this amplifier has... -
Page 3: Declaration Of Conformity
Xs Series Power Amplifiers Crown International, Inc. Issued By: Crown International, Inc. 1718 W. Mishawaka Road Elkhart, Indiana 46517 U.S.A. European Representative's Name and Address: Nick Owen 35, Bassets Field Thornhill Cardiff. South Glamorgen CF14 9UG United Kingdom Equipment Type: Commercial Audio Power Amplifiers... -
Page 4: Table Of Contents
3.1 Precautions... 11 3.2 Front Panel Controls and Indicators ... 12 3.3 Back Panel Controls and Connectors... 13 page 4 Xs Series Power Amplifiers 4 Advanced Features and Options ... 14 4.1 Protection Systems ...14 4.1.1 Output Current Limiting ...14 4.1.2 DC Protection ...14... -
Page 5: Welcome
1 Welcome 1.1 Features • Housed in a rugged, all-steel 2U chassis. ® The Xs Series of power amplifiers from Crown • Efficient forced-air fans prevent excessive represents a new era in affordable, quality thermal buildup. power amplification. The line consists of four •... -
Page 6: Setup
48.3 cm 17.14 In. 43.5 cm Figure 2.1 Dimensions Xs Series Power Amplifiers 2.3 Ensure Proper Cooling When using an equipment rack, mount units directly on top of each other. Close any open spaces in rack with blank panels. DO NOT block front, rear or side air vents. -
Page 7: Choose Input Wire And Connectors
Xs Series Power Amplifiers 2 Setup 2.4 Choose Input Wire and Connectors Crown recommends using pre-built or professionally wired bal- anced line (two-conductor plus shield), 22-24 gauge cables and connectors. At the amplifier inputs, use either: • 3-pin male XLR cable ends, •... -
Page 8: Wire Your System
Channel-2 (–) screw terminal. 3. Feed your signal to the Channel-1 Phoenix terminals. Using a mic cable or phone-to-phone cable, connect Channel-1 combo jack to Channel-2 combo jack. page 8 Xs Series Power Amplifiers Figure 2.8 Stereo Wiring CHANNEL 2 CHANNEL 1 Figure 2.9... -
Page 9: Bridge-Mono Mode
Xs Series Power Amplifiers 2 Setup 2.6.3 Bridge-Mono Mode Typical input and output wiring is shown in Figure 2.10. NOTE: Crown provides a reference of wiring pin assignments for commonly used connector types in the Crown Amplifier Application Guide available at www.crownaudio. -
Page 10: Connect To Ac Mains
75 Hz for speech. On each mixer input channel, set the filter frequency just below the lowest fundamen- tal frequency of that channel's instrument. page 10 Xs Series Power Amplifiers 2.9 Startup Procedure Use the following procedure when first turning on your amplifier: 1. -
Page 11: Operation
Xs Series Power Amplifiers 3 Operation 3.1 Precautions Your amplifier is protected from internal and exter- nal faults, but you should still take the following precautions for optimum performance and safety: 1. Before use, your amplifier first must be config- ured for proper operation, including input and output wiring hookup. -
Page 12: Front Panel Controls And Indicators
Two red LEDs, one for each channel, illuminates when the channel’s output signal is being overdriven. Figure 3.1 Front Panel Controls and Connectors Xs Series Power Amplifiers I. Temp Indicator Red LED, one for each channel, indicates that chan- nel(s) are in thermal protect mode. -
Page 13: Back Panel Controls And Connectors
Xs Series Power Amplifiers 3 Operation 3.3 Back Panel Controls and Connectors A. 4-Pole Speakon Output Connector One connector is used per channel. It accepts a 4-pole Speakon connector. See Figure 2.5 and Table 1 for connector wiring. B. Normal/Bridge Switch Two-position switch selects between normal (stereo) operation and Bridge-Mono operation. -
Page 14: Advanced Features And Options
5) Heatsinks in need of cleaning 6) Cooling fan failure. The cause of your amplifier’s thermal protection state should be determined and corrected as soon as possible. Without correction, the Ther- mal Protection circuit will typically reactivate. Xs Series Power Amplifiers Operation Manual... -
Page 15: Troubleshooting
Xs Series Power Amplifiers 5 Troubleshooting CONDITION: Normal operation. POSSIBLE REASON: • This is normal operation for your amp. CONDITION: No power to the amplifier. POSSIBLE REASONS: • The amplifier’s Power switch is off. • The amplifier’s power cord is unplugged. -
Page 16: Specifications
> 98 dB < 0.5% < 0.5% < 0.5% < 0.5% < 1.0% < 1.0% OUTPUT ASSIGNMENT 1– 1– 2– 2– CH 2 CH 1 Xs Series Power Amplifiers Xs900 Xs1200 1200W* 1600W* 900W 1100W 600W 650W 2500W* 3000W* 2100W 2300W Xs900 Xs1200 1.4V... - Page 17 Xs Series Power Amplifiers 6 Specifications Performance Damping Factor (8 ohm): 10 Hz to 400 Hz Crosstalk (below rated power) at 1 kHz at 20 kHz DC Output Offset (Shorted input) Input Impedance (nominally balanced, nominally unbalanced) Load Impedance (Note: Safe with all types of loads)
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Page 18: Ac Power Draw And Thermal Dissipation
7 AC Power Draw and Thermal Dissipation This section provides detailed information about the amount of power and current drawn from the AC mains by Xs Series amplifiers and the amount of heat produced under various conditions. The calculations presented here are intended to provide a realistic and reliable depiction of the amplifiers. - Page 19 Xs Series Power Amplifiers 7 AC Power Draw and Thermal Dissipation Figure 7.1 Xs500 Power Draw, Current Draw and Thermal Dissipation at Var- ious Duty Cycles Figure 7.2 Xs700 Power Draw, Current Draw and Thermal Dissipation at Various Duty Cycles Figure 7.3 Xs900 Power...
- Page 20 Xs Series Power Amplifiers 7 AC Power Draw and Thermal Dissipation Figure 7.4 Xs1200 Power Draw, Current Draw and Thermal Dissipation at Var- ious Duty Cycles page 20 Operation Manual...
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Page 21: Service
8.2.5 Estimate Approval Approval of estimate must be given within 90 days after being notified by Crown Audio Inc. Units still in the pos- session of Crown after 90 days of the estimate will become the property of Crown Audio Inc. -
Page 22: Warranty
DISCLAIMER OF CONSEQUENTIAL AND INCIDENTAL DAMAGES THIS STATEMENT OF WARRANTY SUPERSEDES ANY OTHERS CONTAINED IN THIS MANUAL YOU ARE NOT ENTITLED TO RECOVER FROM FOR CROWN PRODUCTS. US ANY INCIDENTAL DAMAGES RESULTING Xs Series Power Amplifiers 12/01 Operation Manual... - Page 23 Xs Series Power Amplifiers 9 Warranty SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB- SEQUENT OWNER of each NEW Crown1 product, for a period of three (3) years from the date of pur- chase by the original purchaser (the “warranty...
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Page 25: Crown Factory Service Information Form
Xs Series Power Amplifiers Xs Series Power Amplifiers Shipping Address: Crown Audio Factory Service, 1718 W. Mishawaka Rd., Elkhart, IN 46517 SRA #: __________________(If sending product to Crown factory service.) Individual or Business Name: ____________________________________________________________________________________________________________________________________________________________ Phone #: __________________________________________________ Street Address (please, no P.O. Boxes): _____________________________________________________________________________________________________________________________________________________... - Page 26 Xs Series Power Amplifiers THIS PAGE INTENTIONALLY LEFT BLANK page 26 Operation Manual...
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