EAW DX8 Instruction Manual
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EAW DX8 Instruction Manual

EAW DX8 Instruction Manual

8x2 digital mixer and signal processor
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DX
8x2 Digital Mixer and Signal Processor
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DIRECT OUTPUTS
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TRIM
TRIM
BUS A
BUS B
MIC
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POWER
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INPUT
LINE
22-28V DC,
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3A MAX
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–
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240V
, 50/60Hz, 1A MAX
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LISTED COMMERCIAL
AUDIO EQUIPMENT
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9Z39
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SERIAL NUMBER
DX8 DIGITAL MIXER
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- 30dB +30dB
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INSTRUCTION MANUAL
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MASTER
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MANUFACTURING DATE
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INPUTS
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TRIM
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OUTPUTS
MIC
MIC
MIC
LOGIC I/O
PHANTOM POWER
48V DC
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ON
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RECORD
LINE
LINE
LINE
DX8 DIGITAL MIXER
COMM PORT
POWER
1 +5V
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+
–
1
REMOTE BUS
COMM PORT
OUTPUTS
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–
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+
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A
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Summary of Contents for EAW DX8

  • Page 1 8x2 Digital Mixer and Signal Processor 2 3 4 5 6 7 8 DX8 DIGITAL MIXER DIRECT OUTPUTS - 30dB +30dB - 30dB +30dB TRIM TRIM TRIM TRIM BUS A BUS B – POWER INPUT LINE 22-28V DC, – 3A MAX –...

  • Page 2: Table Of Contents

    FOLLOW ALL INSTRUCTIONS — Follow all operating and other instructions. Water and Moisture — Do not use the DX8 near water – for example, near a bathtub, washbowl, kitchen sink, laundry tub, in a wet basement, near a swimming pool, etc.

  • Page 3: Introduction

    Priority settings to create sophisticated audio management systems. All settings and text labels are retained in the DX8, and can be saved on the computer’s local drive. The DX8 is UL and CE approved and designed for continuous use in professional fixed installation systems.

  • Page 4: Front Panel Features

    After five seconds, the meters switch back to normal peak program metering (PPM). 2 3 4 5 6 7 8 DX8 DIGITAL MIXER DIRECT OUTPUTS - 30dB +30dB - 30dB +30dB - 30dB +30dB...

  • Page 5: Rear Panel Features

    DX8 settings. A second COMM port on the rear panel duplicates this function, for permanent connection to an installed controller. POWER Use the POWER switch to turn the DX8 on and off. DX8 DIGITAL MIXER LOCK MODE MASTER...

  • Page 6: Signal-Flow Diagram

    The DX8 can be powered using a 24 VDC power supply. This can serve as the primary power supply for the DX8, or as a backup supply in case of an AC power failure. The DX8 seamlessly switches to the backup supply if there’s a power loss.

  • Page 7: Installation

    3. INSTALLATION APPLICATION DIAGRAMS DX8 –...
  • Page 8 – DX8...
  • Page 9 LISTED COMMERCIAL AUDIO EQUIPMENT LINE 9Z39 Primary C: Two DX8s in Church Application Drum Mics SERIAL NUMBER DX8 DIGITAL MIXER - 30dB +30dB - 30dB +30dB - 30dB +30dB - 30dB +30dB - 30dB +30dB - 30dB +30dB TRIM TRIM...
  • Page 10 – DX8...
  • Page 11 The secondary DX8 is used to connect the microphones and instruments for the band. The A and B OUTPUTS are connected to the BUS A and B LINE inputs on the primary DX8, where the signal is mixed with the program sources connected to the primary DX8.

  • Page 12: Connections

    – DX8 Connecting Unbalanced Sources It may be necessary to connect a 2-conductor unbalanced input to a balanced input on the DX8. To connect an unbalanced line-level signal: Follow the instructions for connecting a balanced line-level signal above, but wire the connector as...

  • Page 13: Ac Power Considerations

    Note: See the instructions with the remote control for more information. AC POWER CONSIDERATIONS The DX8 can accept an AC voltage ranging from 90 V to 240 V without having to reconfigure the primary wiring, due to the sophisticated design of the switching power supply.

  • Page 14: Operation

    DX8. However, the Quick Start provides a quick overview to get the DX8 set up and working fast. Make sure the power switch is off while setting up and making connections to the DX8.

  • Page 15: Using Inputs 1-8

    Use this to make broad equalization adjustments to the output signals of the DX8. The output EQ gain can be adjusted from the front panel, and the EQ gain and corner frequency can be adjusted from the PC.

  • Page 16: Direct Outputs

    REMOTE BUS connection. Each remote control has an 8-position DIP switch that must be set to a unique ID. When the DX8 is first turned on, it polls the REMOTE BUS and identifies the remote controls connected to it by each unique ID.
  • Page 17 When the logic input is inactive, the DX8 returns to its base state as long as no other momentary function is in force. Normally, the base state is the state the DX8 was in prior to activating the preset state.

  • Page 18: Front Panel Lock

    PC to the DX8. The DX8-PC application uses COM 1 on the PC by default. Connect the COM port on the PC to a COMM PORT on the DX8. View the installed "ReadMe" file for more information about running the PC application and how to configure the DX8-PC application to use a different serial port on the PC.

  • Page 19: Overview

    Changes made in the PC software are immediately executed in the DX8. Also, changes made by controls on or connected to the DX8 are immediately displayed in the PC software. The graphical user interface is divided into four sections: 1.
  • Page 20 ← 4. Click PC DX8 to save all the current settings of the DX8 to the PC. The Status box will indicate if the file was successfully saved to the selected location. To open a configuration file: 1. Click Select File in the Configuration File window.

  • Page 21: Indicators And Presets

    Windows About This provides information about the DX8-PC software application, including the version and personnel credits. Close Window (ESC) This closes the window that is currently selected (front-most) on-screen. Close All (Ctrl+/) This closes all windows that are currently open on the screen, leaving just the main window open.
  • Page 22 Presets The DX8 stores up to 16 presets, which can be recalled via the Presets drop-down box. Select a preset in the drop-down box and the settings are instantly recalled from the DX8 memory. Save To Preset Click this button to save the current mixer settings on the DX8 to a preset.

  • Page 23: Buttons

    The A to B button (and corresponding B to A button on the B side) copy the settings of the A Parametric EQ to the B Parametric EQ (and vice versa). Use the Parametric EQ to help eliminate specific troublesome peaks and dips in the room response. DX8 –...
  • Page 24 It is calibrated in milliseconds, with a range from 10 ms to 2500 ms (2.5 seconds). – DX8 • Ratio: This determines the change in output level as a function of the change in input level, once the threshold has been exceeded.
  • Page 25 There are three parts to the automixing feature in the DX8. AUTO: This button turns Automixing on or off for an individual channel in the Mix A or Mix B output.
  • Page 26 Force-on functions, i.e., at any time the active Force- on functions actually having an effect are those that are applied to inputs with the highest or no priority. – DX8 The following flow chart demonstrates the Force-on/off operation for any particular input:...
  • Page 27 This is connected to a Logic Input pin, which forces off the lavalier mic. Output Signal Present: Use this logic signal to light an LED to indicate the presence of a signal at one of the outputs. DX8 –...

  • Page 28: Channel Strip

    (500Hz-20kHz) of the channel high-frequency shelving EQ. Click and drag up or down to increase or decrease the settings of these controls. – DX8 Mid Peaking EQ These two knobs control the gain (± 15 dB) and the center frequency (20Hz-20kHz) of the channel mid- frequency peaking EQ.

  • Page 29: Output Strip

    Note that the actual level settings for inputs assigned to Control Groups do not change on the front panel meter or the DX8-PC application main window when a Control Group level is modified. Think of a Control Group as a virtual fader whose gain value is added to the real faders assigned to it.

  • Page 30: Specifications

    6. SPECIFICATIONS DX8 BLOCK DIAGRAM – DX8...

  • Page 31: Dx8 Specifications

    DX8 SPECIFICATIONS INPUTS / OUTPUTS Inputs 1-8: Balanced, Phoenix-type terminals Bus A and B: Balanced, Phoenix-type terminals, Direct to Mix Buses Master Outputs: Balanced, Phoenix-type terminals Record Outputs A/B: Unbalanced, RCA Direct Outputs 1-8: Unbalanced on DB15 (bottom row is signal return)
  • Page 32 24V DC, 3A +48V DC, current limited to 7mA per input channel 1.6A Slo Blo, 250V Windows® 95, 98 or NT® Pentium® or faster 16MB minimum 32MB recommended 10MB free disk space 800x600 pixels, 256 colors minimum DX8 DIGITAL MIXER...

  • Page 33: Service Information

    © 2004 All Rights Reserved. LOUD Technologies Inc. 7. SERVICE INFORMATION In the event that your DX8 should require servicing, please follow these instructions: 1. Call Tech Support at 1-888-337-7404, 8 am to 5 pm PST (Monday-Friday), to verify the problem and obtain a Return Authorization (RA) Number.

  • Page 34: Appendix A: Logic Input Functions

    Preset Active Preset 1-16 Priority Inactive None Auto-gate Status Input 1A-8A Input 1B-8B – DX8 Affected I/O None Input 1 to Input 8 Input 1 to Input 8 Input 1 to Input 8 Input 1 to Input 8 Input 1 to Input 8...

  • Page 35: Appendix C: Selection Remote Predefined Functions

    Mute Group 8 Force On 4 Force On 4 Force On 8 Force On 8 Force Off 4 Force Off 4 Force Off 8 Force Off 8 Preset Recall 4 Preset Recall 4 Preset Recall 8 Preset Recall 8 DX8 –...
  • Page 36 EAW Commercial A LOUD Technologies Inc. Company EAW Commercial | Bldg 11 | One Main Street | Whitinsville, MA 01588 USA | TEL toll free within US/Canada 888.337.7404 TEL outside US 425.892.6503 | FAX 425.485.1152 | www.eawcommercial.com © 2004 LOUD Technologies Inc. All Rights Reserved.

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