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INSTRUCTION MANUAL
DX8
8x2 Digital Mixer and Signal Processor
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DX8 DIGITAL MIXER
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A B LOCK
MODE
1 2 3 4 5 6 7 8 LO EQ HI A MASTER B
COMM PORT POWER
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WARNING — To reduce the risk of fire or CAUTION AVIS RISK OF ELECTRIC SHOCK • DO NOT OPEN electric shock, do not expose this appliance to RISQUE DE CHOC ELECTRIQUE rain or moisture. NE PAS OUVRIR CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER (OR BACK) CAUTION — Internal lithium battery. Danger NO USER-SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL of explosion if battery is incorrectly replaced. ATTENTION: POUR EVITER LES RISQUES DE CHOC ELECTRIQUE, NE PAS
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2. INTRODUCTION The DX8 is supplied with PC software that The DX8 is a DSP-based digital audio mixer and allows access to all of the system’s settings and signal processor designed for use in a variety of configurations. The software offers access to the installations such as churches, courtrooms, Automixing controls, two 1/3-octave equalizers, two convention centers, and hotels. It provides eight 5-band parametric equalizers, and two compressors universal inputs and two balanced outputs allowin
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N N N N N N N N I I I I I I I I A A A A A A A A G G G G G G G G FRONT PANEL FEATURES INPUT UP/DOWN BUTTONS EQ LED DISPLAY Use these buttons to adjust the mix level for each When an EQ UP/DOWN button is pressed, the EQ input channel. meter indicates the amount of boost or cut of the LO and HI frequencies in decibels (±15 dB). INPUT LED DISPLAY When both "0" LEDs are lit, the gain is set to unity This indicates the signal level after the mic preamp (flat response). stage, just after the A/D conver
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N N I A G MODE REAR PANEL FEATURES This switch changes the front panel operation INPUTS 1-8 between Bus A and Bus B operation. In addition, Each of the eight analog inputs has separate the LOCK position disables the front panel controls balanced mic and line input connectors that use to prevent unauthorized changes to the settings. A acclaimed XDR mic preamps. These are 3-pin security code must be entered to enable the front Phoenix-type connectors. Use either the MIC or panel controls when the
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N N N N N N N N I I I I I I I I A A A A A A A A G G G G G G G G RECORD Out COMM PORT These RCA connectors supply unbalanced line-level This is identical to the COMM PORT on the front signals from the BUS A and BUS B outputs. Use panel. Use this to connect to an RS-232 serial port these outputs to connect to the inputs of a on a personal computer or third-party controller (i.e., recorder, or as additional line-level outputs to show controller) for external control of the DX8. connect to an extern
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3. INSTALLATION APPLICATION DIAGRAMS DX8 – 7 N N N N N N N N I I I I I I I I A A A A A A A A G G G G G G G G Jukebox Laptop with DX8-PC Application Remote Controls –10 – 8 – 6 – 3 0 – 5 – 10 – 15 CD Player Cassette or DAT Recorder – 20 – 25 – 30 – 40 Microphone 1 2345678 SERIAL NUMBER MANUFACTURING DATE DX8 DIGITAL MIXER DIRECT OUTPUTS U U U U U U U U U U 12 INPUTS 1 +5V G + – 060 060 060 060 060 060 060 060 -20 +20 -20 +20 -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB
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8 – DX8 N N N N N N N N I I I I I I I I A A A A A A A A G G G G G G G G Priority Mic Control Switch to Logic Input Priority Enable CD Player Cassette or DAT Recorder Digital Satellite Service Paging Mic –+ 24VDC Power Supply 1 2345678 SERIAL NUMBER MANUFACTURING DATE DX8 DIGITAL MIXER DIRECT OUTPUTS U U U U U U U U U U 12 INPUTS 1 +5V + – G 060 060 060 060 060 060 060 060 -20 +20 -20 +20 - - - - - - - - 30dB +30dB 30dB +30dB 30dB +30dB 30dB +30dB 30dB +30dB 30dB +30dB 30dB +30dB 30dB +30dB TRIM
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N N N N N N N N N N N N N N N N I I I I I I I I I I I I I I I I A A A A A A A A A A A A A A A A G G G G G G G G G G G G G G G G Drum Mics Vocals Laptop with DX8-PC Application Vocals Vocals Wireless Microphone Receiver for Lead Vocalist Digital Multitrack Recorder Optional Live Recording 1 2345678 SERIAL NUMBER MANUFACTURING DATE DX8 DIGITAL MIXER DIRECT OUTPUTS U U U U U U U U U U 12 INPUTS 1 +5V G + – 060 060 060 060 060 060 060 060 -20 +20 -20 +20 - - - - - - - - 30dB +30dB 30dB +30dB 30dB +
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10 – DX8 N N N N N N N N N N N N N N N N I I I I I I I I I I I I I I I I A A A A A A A A A A A A A A A A G G G G G G G G G G G G G G G G Table Microphones Priority Mic Control Switch to Logic Input Priority Enable Podium Mic 1 2345678 SERIAL NUMBER MANUFACTURING DATE DX8 DIGITAL MIXER DIRECT OUTPUTS U U U U U U U U U U 12 INPUTS 1 +5V G + – 060 060 060 060 060 060 060 060 -20 +20 -20 +20 -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB -30dB +30dB TRIM TRIM TRI
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Application Diagrams A: Typical Stereo Application A cassette deck is connected to the RECORD This diagram depicts a simple setup, using the DX8 output jacks for recording the service. in a stereo application. A microphone is connected The A OUTPUT is connected to a stereo power to the MIC input on channel 1 for paging purposes, amplifier configured for mono operation that drives and several program sources are connected to the a pair of loudspeakers that cover the sanctuary. LINE inputs on chan
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CONNECTIONS Connecting Balanced Sources Connecting Unbalanced Sources Use high-quality three-conductor cable for balanced It may be necessary to connect a 2-conductor connections, such as Star Quad by Belden, Canare, unbalanced input to a balanced input on the DX8. Mogami, etc. The better the shield, the better the audio signal is protected from induced EMI and RFI. To connect an unbalanced line-level signal: Note: With screw-down connectors, it's best to Follow the instructions for connecting a
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Strip the wire back about 1/4" inch, insert the LOGIC OUT wire as far as it will go into the appropriate hole in the supplied Phoenix-type connector, and tighten 13 25 GROUND down the screw with a small slot-head screwdriver. N/C LOGIC OUT 10 It is recommended that you use 20 or 22 gauge LOGIC OUT 9 LOGIC OUT 8 wire with the Phoenix-type connectors. The LOGIC OUT 7 LOGIC OUT 6 OUTPUT connectors are wired as follows: LOGIC OUT 5 LOGIC OUT 4 Pin 1 = Ground (Shield) LOGIC OUT 3 LOGIC OUT 2 10mA Max
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4. OPERATION QUICK START Set the Levels MIC and LINE Input Trim The analog trim controls on the rear panel are not Reading the instruction manual is the only way to adjustable via the control software since these are fully understand the features and functions of the in the analog domain, prior to the A/D converters. DX8. However, the Quick Start provides a quick To adjust the MIC and LINE TRIM controls: overview to get the DX8 set up and working fast. 1. Start the program source playback for In
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USING INPUTS 1-8 Connect the microphones or program sources to Bus A and B Input Trim Inputs 1-8. Examples of program sources include a There is no metering after the BUS A and B input CD player, tape deck, tuner, satellite feed, TV audio, TRIM controls. These controls must be adjusted by jukebox, or other audio source. Each input has a ear. Start the program source playback for all separate Phoenix-type connector for a mic or line- sources connected to the BUS A or BUS B input. level input. Slo
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Each of the four buttons controls a single function DIRECT OUTPUTS and its associated LED displays the current state of the function. The DIRECT OUTPUTS provide an unbalanced line- Refer to Appendix C for a list of the predefined level signal from each of the 8 Input channels. This functions available for the Selection Remote Control. signal comes from the output of the preamplifier stage on each input channel, prior to the A/D DX-RVC Level Remote (2-Button/12-LED) converter and subsequent digit
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The logic functions assigned to each individual When activated as a latching function, the logic input and output are configured using the DX8- preset state is recalled when the logic input goes PC application. In addition, each logic input and from inactive to active. See “Presets” on pages output can be assigned a descriptive name (up to 22 and 29 for more information about the preset 32 characters) for easier identification within the recall function. PC application. Note: Logic I/O functions
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4. Type :\DX8-PC\Setup in the command line FRONT PANEL LOCK (where is the letter assigned to the CD drive, i.e., D drive, or the location on your hard The MODE button on the front panel is used to drive where the file was downloaded). disable the front panel controls by selecting LOCK. 5. Setup will install the DX8-PC application onto your The LOCK LED blinks for about five seconds before PC. You can accept the default directory, or specify it engages. When the LED lights steadily
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Caution: To adjust a fader, click on the fader knob OVERVIEW to select it. Ctrl+click to set the fader to unity. If you click above or below the knob, it will jump to the The DX8-PC software application provides real-time point where you clicked. This is useful to move the control and configuration editing for the DX8 using a fader quickly to where you want it to be. However, laptop or other PC-compatible computer. be careful not to inadvertently click above a fader In addition to input and outp
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To save a configuration file: Advanced 1. Click Select File in the Configuration File window. 2. Browse to the location where you want to save the file in the Select Configuration File window. 3. Enter a new name in the File Name box and click Open. ← 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. DX8 Unit Info To open a configuration file: This opens a dialog box that contains the
