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dbx 223xs User Manual

dbx 223xs
20 pages
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User Manual
2-Way, 3-Way
4-Way Crossovers
Professional Audio Equipment
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dbx 223xs Specifications

General IconGeneral
Number of Channels2
Frequency Response20 Hz - 20 kHz, +0/-0.5 dB
Filter TypeLinkwitz-Riley, 24 dB/Octave
THD + Noise<0.004% at +4 dBu, 1 kHz
Power Consumption15W
TypeStereo 2-Way/Mono 3-Way
Output Impedance100Ω
Maximum Output Level+21dBu
Power Requirements100-240 VAC, 50/60 Hz
Inputs2 x XLR
Outputs4 x XLR
Maximum Input Level+22dBu
Crossover Frequencies45 Hz - 960 Hz (x1), 450 Hz - 9.6 kHz (x10)

Summary

Important Safety Information

General Safety and Handling Precautions

Essential warnings on product safety, electrical hazards, handling, and disposal to prevent injury or damage.

Electromagnetic Compatibility Guidelines

EMC Compliance Standards

Details the unit's adherence to electromagnetic compatibility standards for interference reduction and reception.

UK Mains Plug Safety Warning

Mains Plug Precautions

Specific safety instructions regarding the UK mains plug, including fuse replacement and proper usage.

Declaration of Conformity

Product Compliance Information

States compliance with various directives and regulations, including Low Voltage, EMC, and RoHS.

Section 1: Introduction

Product Overview and Features

An overview of the crossover, highlighting its key features for audio applications.

Service and Warranty Information

Provides contact details for technical support and outlines the product warranty terms and conditions.

Section 2: Operating Controls

2.1 234s/234xs Front Panel Operation

Details the front panel controls and their functions for the 234s/234xs models in various operating modes.

2.2 223s/223xs Front Panel Operation

Explains the front panel controls and their operation for the 223s/223xs models in different stereo and mono configurations.

Section 3: Rear Panel Operations

3.1/3.2 234s/234xs Rear Panel Setup

Guides users on selecting operating modes and understanding rear panel layout for 234s/234xs models.

3.3 223s/223xs Rear Panel Setup

Details the rear panel layout and connection points for the 223s/223xs models.

3.4 Audio Connection Procedures

Provides step-by-step instructions for connecting audio sources and amplifiers to the crossover.

Section 4: Electrical Connections

Power Connection and System Startup

Instructions for safely connecting power and initial system startup sequence for optimal performance.

Section 5: Product Features

Crossover Frequency Selection (x10)

Explains the x10 switch function for extending the crossover frequency range from 45-960 Hz to 450 Hz-9.6 kHz.

Output Polarity and Low Frequency Summing

Details the polarity switch and low frequency summing feature for optimizing sound and subwoofer integration.

Mounting, Grounding, and Cable Types

Information on rack mounting, proper grounding, cable types, and overall safety considerations for installation.

Section 6: Troubleshooting

No Sound and Abnormal Audio Output

Steps to diagnose and fix problems when there is no audio output or abnormal audio signals.

Hum, Buzz, and Intermittent Audio Issues

Strategies for resolving hum, buzz caused by interference, and intermittent audio signal problems.

Section 7: Technical Specifications

Input/Output and Performance Characteristics

Details connector types, impedance, signal levels, bandwidth, frequency response, and signal-to-noise ratio.

Output Levels and Dynamic Range

Technical data on output levels, dynamic range, distortion, and interchannel crosstalk performance.

Crossover Frequencies and Function Switches

Lists crossover frequency ranges and details function switches like Low Cut, Phase Invert, x10, Mode, and LF Sum.

Power Supply and Physical Dimensions

Details power requirements, physical dimensions, weight, and mains connection for the device.

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