dbx Pro PX user manual AFS Wizard

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Section 2

Getting Started

DriveRack® PX

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either show the graphic EQ or the RTA. Rotating the <Data> wheel clockwise and counter clockwise will toggle between the two modes. You can also select either mode as the default in the Utility menu. Regardless, the display will appear something like this:

At this point, the DriveRack® PX will automatically EQ to compensate for the room. Auto- EQ can be aborted at any point in the process by pressing the <PREV PG> button. Upon completion of the Auto-EQ Wizard, you can continue on to the AFS wizard by releasing the <RTA Input> button and pressing the <Next PG> button.

For more information regarding the Auto-EQ section, please refer to the Auto-EQ Optimization Tips information located in the Appendix section.

AFS WIZARD

The DriveRack® PX also offers its exclusive patented AFS (Advanced Feedback Suppression) module. This unique feature makes unwanted feedback in a PA system a thing of the past. Once you have completed the Auto-EQTMwizard, the AFS wizard will lead you through the setup of the fixed filters of the AFS module. (The AFS wizard can be initiated at any time by pressing and holding the <AFS> button.) The display will look like this:

DriveRack PX

AFS WIZARD

<NEXT PG> to advance

Press the <NEXT PG> button and the display will read:

Once the gain level of the mixer has been turned down, press the <NEXT PG> button and the display will read:

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Contents Powered Speaker Optimizer Important Safety Information Electromagnetic Compatibility DriveRack PX Introduction Defining the DriveRack PXService Contact Info Warranty Rear Panel Connections Getting StartedFront Panel Connections Data Wheel LCD DisplayFunction Buttons Stereo Input MetersQuick Start Signal Path Block DiagramConnections Preset Store AFS Setup Wizard DriveRack PX Wizard Sub Speakers Auto Level Auto EQ Wizard Auto-EQ WizardAFS Wizard Music High Ultra Narrow Notch Fixed Filter Setup Done. In Live mode Basic Navigation Modes Editing FunctionsButton Array Overview Navigating the High-pass and Bandpass Filter Setup Section Navigating the Subharmonic SectionNavigating the Comp/Limiter Section Navigating the EQ SectionNavigating the Utility Section Navigating the AFS SectionNavigating the Wizard Section Navigating the Recall Section Navigating the Store SectionPreset Definition Navigating Factory PresetsSelecting Presets Operating FunctionsEditing Factory Presets Store Rock Venue Stereo Input Graphic EQ Detailed ParametersAFS Automatic Feedback Suppression Mode Live or Fixed AFS On/OffClear Live/All Type Speech, Low Music, Medium Music and High MusicSubharmonic Synthesizer Compressor/Limiter Compressor On/OffOverEasy O Off to Threshold T -40 to +20dBuGain G -20 to +20 dB Ratio R 1.0 to Inf1Limiter On/Off Filter Setup Output Parametric EQ 3-bandMains-Only Setup No Subs Application GuideHardware SoftwareTwo Mains/One Subwoofer Setup Two Mains/Two Subwoofers Setup Right Input Left/Mono InputSub with Satellites Setup Power Up Quick Key Options Factory ResetSection a Appendix System Lock Out Specifications Analog InputsCrossover Diagrams Adjust Output GainsAuto-EQ Optimization Tips Look out for ModesBlock Diagram DriveRack PXPreset List / Supported Speakers Preset ListSystem Setup and Gain Structure DriveRack PX Page Page Page Harman International Company