Alesis DEQ230D manual Warranty / Contact, Alesis Limited Warranty

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Warranty / Contact

Alesis Limited Warranty

ALESIS CORPORATION ("ALESIS") warrants this product to be free of defects in material and workmanship for a period of one (1) year for parts and for a period of one (1) year for labor from the date of original retail purchase. This warranty is enforceable only by the original retail purchaser and cannot be transferred or assigned. For the most effective service, the purchaser should register the purchase on the ALESIS website at http://www.alesis.com/support/warranty.htm.

During the warranty period ALESIS shall, at its sole and absolute option, either repair or replace free of charge any product that proves to be defective on inspection by ALESIS or its authorized service representative. In all cases disputes concerning this warranty shall be resolved as prescribed by law.

To obtain warranty service, the purchaser must first call or write ALESIS at the address and telephone number available on the Alesis Website to obtain a Return Authorization Number and instructions concerning where to return the unit for service. All inquiries must be accompanied by a description of the problem. All authorized returns must be sent to ALESIS or an authorized ALESIS repair facility postage prepaid, insured and properly packaged. Proof of purchase must be presented in the form of a bill of sale, canceled check or some other positive proof that the product is within the warranty period. ALESIS reserves the right to update any unit returned for repair. ALESIS reserves the right to change or improve design of the product at any time without prior notice.

This warranty does not cover claims for damage due to abuse, neglect, alteration or attempted repair by unauthorized personnel, and is limited to failures arising during normal use that are due to defects in material or workmanship in the product.

THE ABOVE WARRANTIES ARE IN LIEU OF ANY OTHER WARRANTIES OR REPRESENTATIONS WHETHER EXPRESS OR IMPLIED OR OTHERWISE, WITH RESPECT TO THE PRODUCT, AND SPECIFICALLY EXCLUDE ANY IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY OR OTHER IMPLIED WARRANTIES. Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.

IN NO EVENT WILL ALESIS BE LIABLE FOR INCIDENTAL, CONSEQUENTIAL, INDIRECT OR OTHER DAMAGES RESULTING FROM THE BREACH OF ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING, AMONG OTHER THINGS, DAMAGE TO PROPERTY, DAMAGE BASED ON INCONVENIENCE OR ON LOSS OF USE OF THE PRODUCT, AND, TO THE EXTENT PERMITTED BY LAW, DAMAGES FOR PERSONAL INJURY. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you.

THIS CONTRACT SHALL BE GOVERNED BY THE INTERNAL LAWS OF THE STATE OF CALIFORNIA WITHOUT REFERENCE TO CONFLICTS OF LAWS. This warranty gives you specific legal rights, and you may also have other rights required by law which vary from state to state.

This warranty only applies to products sold to purchasers in the United States of America or Canada. The terms of this warranty and any obligations of Alesis under this warranty shall apply only within the country of sale. Without limiting the foregoing, repairs under this warranty shall be made only by a duly authorized Alesis service representative in the country of sale. For warranty information in all other countries please refer to your local distributor.

For more effective service and product update notices, please register your DEQ230 online at:

http://www.alesis.com/

support/warranty.htm

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Contents Reference Manual This page intentionally left blank Table Of Contents Chapter Four Applications Welcome IntroductionBypass button DEQ230 Key FeaturesDEQ230D only How to Use This Manual This page intentionally left blank Please follow these precautions when using this product Important Safety InstructionsImportant Safety Instructions English Safety symbols used in this productPage Instructions de Sécurité Importantes French Symboles utilisés dans ce produitPage Lesen Sie bitte die folgende Sicherheitshinweise German Sicherheit Symbole verwendet in diesem ProduktPage FCC Compliance Statement CE Declaration Of ConformityThis page intentionally left blank If you cant wait to get started Quick Start GuideHook it up to a mixer Try some equalization Play some signal into the unitStore the Program Quick Start Guide Quick Start Guide Thermal Considerations in Rack Mounting Installing in a RackConnections Unpacking and InspectionTo use the DEQ230 in another country AC Power HookupUnbalanced I/O Connecting Inputs and OutputsStereo connections Balanced I/OOperating Levels Mono connectionsConnecting to equipment with XLR inputs and outputs Connecting to the inserts on an instrument amplifierDigital Signal In, Analog Signal Out Analog Signal In, Digital Signal OutDigital Signal In, Digital Signal Out About Audio Cables This page intentionally left blank Basics of Equalization What is equalization?Description of the Controls Basics of EqualizationDescription of the Basic Modes Program modeEdit mode Store modeAudition mode Bypass modeChannel Level mode Basic operation Program mode Single Band Edit Basic operation Edit modeBand Solo LED Band Gain Cut/Boost RangesProportional Gain Memory Multiple Band EditSelecting an Edit Group Relative Gain DisplayBasics of Equalization Limits of Relative Gain Release Edit Group function Basic operation Store mode Channel Copy Basic operation Audition mode Manual Audition Audition AutomationAudition Automation override Basic operation Channel Level mode Metering modes Demonstration modeReal-time Analysis mode DEQ230D only Hidden ModesItem button Function Displayed Options Default Value Setup modeButton 2 Release Edit Group On/Off Button 1 Master Level +/- 6 dBButton 4 Edit Time Out On/Off Button 3 Audition Automation On/OffButton 5 Lock On/Off Button 8 System Exclusive Transmit Send? Buttons 6-12 DEQ230D onlyButton 6 Midi Channel ALL Button 7 Midi Program Change On/OffButton 12 Force Analog Input Auto/Analog Button 9 System Exclusive Receive WaitingButton 10 Midi Out/Thru Select Out/Thru Button 11 Sample Rate Select 44.1/48Hold Press Result Button combinationsPhasing Equalization ArtifactsDistortion NoiseWhat makes the DEQ230 unique? Constant Q vs. Variable QConstant Q Variable QMulti-band application and results Basics of Equalization Tape Hiss Removal ApplicationsRock Kick Drum Vocal AirEliminating Feedback Filtering effectsAnswering machine Comb filtering This page intentionally left blank Title Description Program ChartsProgram Charts Some signals have 60Hz hum no matter what you do. This Untouched corner frequency is approximately 75Hz See note for program From magnetic media Place at the high end of the mix 11kHz for effect, bandlimiting it to half the sample rate Listeners attention Blank Store one of your programs here DEQ230 Settings Chart This page intentionally left blank Line Conditioners and Protectors TroubleshootingCare and Maintenance CleaningTroubleshooting Index TroubleshootingCustomers outside the USA and Canada Obtaining Repair ServiceRefer All Servicing to Alesis Customers in the USA and CanadaThis page intentionally left blank Mechanical SpecificationsDEQ230 Audio PerformanceThis page intentionally left blank Alesis Limited Warranty Warranty / ContactAlesis Contact Information

DEQ230, DEQ230D specifications

The Alesis DEQ230 and DEQ230D are sophisticated digital equalizers designed for audio professionals seeking precision in sound control. Equipped with advanced features and innovative technologies, these units cater to a variety of applications, from live performances to studio recordings.

Both models include a powerful 31-band graphic equalizer, allowing users to sculpt their sound with incredible accuracy. The DEQ230 and DEQ230D offer extensive frequency coverage from 20 Hz to 20 kHz, ensuring that all audible frequencies are managed effectively. The 1/3-octave resolution facilitates fine adjustments, enabling sound engineers to target specific problem frequencies within the mix.

One of the notable characteristics of the DEQ230 series is its dual-channel operation. The DEQ230 provides individual equalization for two separate channels, making it an excellent choice for stereo setups or multi-channel applications. The DEQ230D takes this functionality even further by incorporating digital connectivity, allowing for seamless integration with digital audio systems and enhancing flexibility in various setups.

In terms of technology, the DEQ230 and DEQ230D utilize state-of-the-art digital signal processing (DSP) to deliver high-quality audio performance while minimizing latency. These models feature comprehensive output level control and provide precise metering through LED indicators, which allows sound engineers to monitor levels easily while adjusting the EQ settings.

Moreover, both equalizers come equipped with a variety of memory presets. This feature enables users to save and recall specific settings, streamlining the workflow during live events or studio sessions. The intuitive interface ensures ease of use, with clearly labeled controls that facilitate quick adjustments on the fly.

Alesis has also prioritized durability in the design of the DEQ230 and DEQ230D. The robust construction and rack-mountable chassis make them ideal for both touring and permanent installations. Additionally, the inclusion of balanced XLR and TRS inputs and outputs guarantees compatibility with professional audio gear while minimizing signal degradation.

Overall, the Alesis DEQ230 and DEQ230D represent valuable tools for any audio professional, offering precision, versatility, and robust performance in a compact design. Their combination of advanced features and user-friendly interface makes them an excellent investment for enhancing sound quality in any audio environment.