Extron electronics MVC 121 Plus User Manual
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Extron electronics MVC 121 Plus User Manual

Extron electronics MVC 121 Plus User Manual

Three input stereo mixer with dsp
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User Guide
Audio Products:
Mixers and Processors
MVC 121 Plus
Three Input Stereo Mixer with DSP
68-1937-01 Rev. C
01 19

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Summary of Contents for Extron electronics MVC 121 Plus

  • Page 1 User Guide Audio Products: Mixers and Processors MVC 121 Plus Three Input Stereo Mixer with DSP 68-1937-01 Rev. C 01 19...
  • Page 2 Safety Instructions Safety Instructions • English Istruzioni di sicurezza • Italiano AVVERTENZA: Il simbolo, , se usato sul prodotto, serve ad WARNING: This symbol, ,when used on the product, is avvertire l’utente della presenza di tensione non isolata pericolosa intended to alert the user of the presence of uninsulated dangerous all’interno del contenitore del prodotto che può...
  • Page 3 ついては、 エクス トロンのウェブサイ ト より 『Extron Safety www.extron.com and Regulatory Compliance Guide』 (P/N 68-290-01) をご覧ください。 Copyright © 2011-2018 Extron Electronics. All rights reserved. www.extron.com Trademarks All trademarks mentioned in this guide are the properties of their respective owners. The following registered trademarks ( ®...
  • Page 4 FCC Class A Notice This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC rules. The Class A limits provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
  • Page 5 Conventions Used in this Guide Notifications The following notifications are used in this guide: ATTENTION: • Risk of property damage. • Risque de dommages matériels. NOTE: A note draws attention to important information. Software Commands Commands are written in the fonts shown here: ^AR Merge Scene,,0p1 scene 1,1 ^B 51 ^W^C.0 [01] R 0004 00300 00400 00800 00600 [02] 35 [17] [03] E X! *X1&* X2)* X2#* X2!

  • Page 7: Table Of Contents

    Contents Command/Response Table for Basic Introduction ..........1 MVC 121 Plus SIS Commands ..... 32 About This Guide ..........1 Command/Response Tables for DSP SIS MVC 121 Plus Description ........1 Commands ............35 MVC 121 Plus Features ........1 OID ..............35 MVC 121 Plus Application Diagram ..... 2 Error Responses ..........
  • Page 8 MVS 121 Plus • Contents viii...

  • Page 9: Introduction

    In live mode, the changes are made directly to the unit. Two mic/line inputs and one line level input — Two mic/line (mono, balanced or unbalanced) inputs can mix with one line level (stereo, balanced or unbalanced) input. MVC 121 Plus • Introduction...

  • Page 10: Mvc 121 Plus Application Diagram

    L IN F IX M IC Extron /L IN IP L M IC MVC 121 Plus 0 .3 Three Input Stereo Mixer with DSP Laptop Desk Microphone PC Podcasting/ Recording Station Figure 1. MVC 121 Plus Application Diagram MVC 121 Plus • Introduction...

  • Page 11: Installation

    • Utilisez toujours une source d’alimentation fournie ou recommandée par Extron. L’utilisation d’une source d’alimentation non autorisée annule toute certification de conformité réglementaire, et peut endommager la source d’alimentation et l’unité. MVC 121 Plus • Installation...
  • Page 12 Inputs provide gain settings to accommodate consumer and pro operating line level sources, with sufficient gain to support mic level audio. NOTE: Mic inputs will be evenly MIC/LINE mixed into both left and right outputs. Jumper Balanced MIC Unbalanced MIC Figure 4. MIC/LINE Inputs MVC 121 Plus • Installation...
  • Page 13 Make subsequent volume level adjustments by using the volume knob of the MVC. NOTE: Output devices cabled with two RCA male outputs may be connected to the 5-pole 3.5 mm captive screw connector using the Extron CSR 6 adapter. MVC 121 Plus • Installation...
  • Page 14 (light) sensors, temperature sensors, or other devices. This connector shares a common ground with the RS-232 connector ( g ). The wiring diagram is shown below. MVC 121 Plus • Installation...

  • Page 15: Front Panel Features

    The gain adjustment is indicated by the LED indicator bar ( ). When the encoder screw rotation has stopped for three seconds or longer, the LED indicator returns to the output meter indication. MVC 121 Plus • Installation...
  • Page 16 DSP Configurator software or SIS commands. LED Level Meter Display (dB) -6 to 0 -12 to -7 -18 to -13 -24 to -19 -30 to -25 -36 to -31 -42 to -37 -60 to -43 MVC 121 Plus • Installation...
  • Page 17 -14 to -10 -3 to +0 -19 to -15 -7 to -4 -29 to -20 -11 to -8 -49 to -30 -15 to -12 -69 to -50 -19 to -16 -99 to -70 -23 to -20 MVC 121 Plus • Installation...

  • Page 18: Operation

    A high-pass filter applied to a microphone will reduce thumps and pops, while the parametric EQ can be used to give a talker more presence, or to remove frequencies that are likely to cause feedback. MVC 121 Plus • Operation...

  • Page 19: Front Panel Operation

    1 2 3 4 5 6 7 8 Rear Panel Features starting on page 3 section for further details. Reset — The reset actuator initiates system resets (see Reset Actuator and LED page 12 for additional information). MVC 121 Plus • Operation...

  • Page 20: Power Cycle

    Inputs 1 – 3 are mixed to fixed and variable outputs (set to 0 dB gain). • • All outputs are active (unmuted, 100% volume or 0 dB gain). • DSP (Filter) is inactive. • All audio inputs are active (0 dB gain and unmuted). MVC 121 Plus • Operation...

  • Page 21: Digital Input Port

    From the main structure menu, click Tools > Configure Digital Inputs to access the Config utility. Figure 13. Access to Configure Digital Inputs Select the digital input to configure. Figure 14. Configure Digital Inputs Dialog Box MVC 121 Plus • Operation...
  • Page 22 The Fixed functionality of the digital input is set to Mute/Unmute by default. Figure 16. Fixed functionality Option The Fixed target mix-point is set to the selected digital input by default. Figure 17. Fixed target Option Click Apply to accept the changes. MVC 121 Plus • Operation...

  • Page 23: Dsp Processing And Signal Flow

    This section describes the signal processing including parameter ranges, and how to mix inputs and outputs using the DSP Configurator control program. To install the DSP Configurator program, see Software Control on page 39. MVC 121 Plus • Operation...

  • Page 24: Mic/Line Input Signal Chain

    • or <Tab> to another area. • Filter (FILT) – Up to five filters per input can be inserted in any combination of High Pass, Low Pass, Bass & Treble shelving (tone), or Parametric Equalizer. MVC 121 Plus • Operation...

  • Page 25: Filter Processor Block

    When bypass is removed, the signal will be processed according to the filter settings. A red mark appears in the lower left of the block (shown on the right) to indicate it has been inserted, but is currently bypassed. MVC 121 Plus • Operation...

  • Page 26: Filter

    All filter parameters are modified via the Filter block dialog box. Each filter loads with all applicable default parameters displayed to the right of each drop-down filter selection list. MVC 121 Plus • Operation...
  • Page 27 (outlined in red). Clicking a handle or clicking the table row brings focus to that filter. Click+hold+dragging the handle horizontally changes the cutoff or center frequency to a new position on the x axis. MVC 121 Plus • Operation...
  • Page 28 Notice at the specified frequency (100 Hz) the signal is 3 dB down, typical operation for high pass filters. The 3 dB down point will remain constant regardless of the slope setting. Only the steepness of the frequency attenuation curve will change. MVC 121 Plus • Operation...
  • Page 29 Bass and Treble Shelving The corner frequency of the controls may be selected to 0.1 Hz accuracy. Two slopes, 6 and 12 dB/octave are available along with the ability to boost or cut the signal up to 24 dB. MVC 121 Plus • Operation...

  • Page 30: Mixer

    • OK/Cancel — Click OK to accept changes and close the window. Cancel ignores changes and closes the window. The title above the fader reflects the output channel name for the mix-point. MVC 121 Plus • Operation...
  • Page 31 (L or R) as shown below. The corresponding half of the teal mix point ball will either be shaded (unmuted) or unshaded (muted). Figure 31. Mute Setting MVC 121 Plus • Operation...
  • Page 32 Outputs, both variable and fixed. Double-click on the Volume control block to adjust the variable output from 0 dB to -100 dB with a step resolution of 1 dB (see the following volume control) dialog box. MVC 121 Plus • Operation...
  • Page 33 Output, both variable and fixed. Open the individual mix-point dialog boxes to adjust signal levels to the output. Figure 36. All Inputs to Output MVC 121 Plus • Operation...

  • Page 34: Output Channels

    The Polarity buttons reverse the polarity of the respective left and right output signal. The OK button accepts settings and closes the dialog with a single click, while the Cancel button ignores changes and closes the dialog. MVC 121 Plus • Operation...

  • Page 35: Gain

    The Polarity buttons reverse the polarity of the respective left and right output signal. The OK button accepts settings and closes the dialog with a single click, while the Cancel button ignores changes and closes the dialog. MVC 121 Plus • Operation...

  • Page 36: Sis Programming And Control

    RS-232 pin assignments and details on the configuration and control port connections). For information on DSP Configurator see Software Control on page 39l. SIS commands may be executed using the Extron Electronics DataViewer program, which may be found on the Software Products DVD included with the product. MVC 121 Plus RS-232 protocol: 38400 baud...

  • Page 37: Mvc 121 Plus-Initiated Messages

    MVC 121 Plus-initiated Messages The MVC initiates messages under specific conditions. No response is required from the host. The MVC 121 Plus-initiated messages are listed here (underlined). © Copyright 2011, Extron Electronics, MVC 121 Plus, Vn.nn, 60-1096-01 Vn.nn is the firmware version number. The MVC sends the boot and copyright messages under the following circumstances:...

  • Page 38: Error Responses

    Generally the basic SIS commands are used for global configuration such as setting a unit name, while the Audio SIS commands provide gain, volume, and mute control in the audio signal chain. MVC 121 Plus • SIS Programming and Control...

  • Page 39: Command/Response Table For Basic Sis Commands

    NOTE: If ‘tagged responses’ is enabled, all read commands will return the constant string + the data, similar to setting the value, for example, command: response X1@] Ipn• Baud rate = 9600 = 19200 = 38400 (default) = 115200 MVC 121 Plus • SIS Programming and Control...

  • Page 40: Command/Response Table For Basic Mvc 121 Plus Sis Commands

    X2@ ] View internal temperature in Sts20* status in degrees Celsius degrees Celsius. Key: Internal temperature Degrees Celsius Baud rate 0 = 9600 1 = 19200 2 = 38400 (default) 3 = 115200 MVC 121 Plus • SIS Programming and Control...
  • Page 41 0 = off/mute 1 = on/unmute = Mix-point gain values increment/decrement -24 to +12 dB in 1  dB steps X& = Output Volume Adjustment Range 0 (no output) to 100 (full output) in 1% steps MVC 121 Plus • SIS Programming and Control...
  • Page 42 Value must be higher than low soft limit or device responds with E13 error. = Soft Limit (Low) Value must be lower than high soft limit or device responds with E13 error. MVC 121 Plus • SIS Programming and Control...

  • Page 43: Command/Response Tables For Dsp Sis Commands

    The OID number consists of five characters and identifies the specific gain processor type or the mix-point. See table 1 — Level Control and Mix-point Selection Tables <OID> page 38 for a complete list. MVC 121 Plus • SIS Programming and Control...

  • Page 44: Error Responses

    Mic input gain level value -18.0 +60.0 Mic:  dB to  dB, (-180 to 600) in 0.1 dB increments Output volume (variable) -100.0  dB to  dB, (-1000 to 0) in 0.1 dB increments. Mute status = unmute = mute MVC 121 Plus • SIS Programming and Control...

  • Page 45: Command/Response Table For Mvc 121 Plus Dsp Sis Commands

    Line input gain level value -18.0 +24.0 Line:  dB to  dB (-180 to 240) in 0.1 dB increments. Mic input gain level value -18.0 +60.0 Mic:  dB to  dB, (-180 to 600) in 0.1 dB increments MVC 121 Plus • SIS Programming and Control...
  • Page 46 Input 2 to right output 20101 Input 3 to right output 20201 Fixed Output Gain Left channel output 60002 Right channel output 60003 Table 1. — Level Control and Mix-point Selection Tables <OID> MVC 121 Plus • SIS Programming and Control...

  • Page 47: Software Control

    DSP Configurator can control the MVC 121 Plus via any of the two control ports, RS-232 or USB. Download DSP Configuration from the Extron website at www.extron.com. Click DOWNLOAD to view the drop-down menu. Select Software. Select the letter D from the alphabetical list. Scroll to DSP Configurator. Click Download. MVC 121 Plus • Software Control...

  • Page 48: Installing The Dsp Configurator Program

    DSP Configurator. Figure 40. DSP Configurator Software Access When the DSP Configurator installation is complete, the USB Installer starts automatically. It is recommended to install the USB drivers whether they are used immediately or not. MVC 121 Plus • Software Control...

  • Page 49: Install The Usb Driver

    After the DSP Configurator program installation is complete, click Next to proceed. Figure 42. USB Installation The USB driver installer is launched. When the installer has completed the installation of the USB drivers, the following screen appears: MVC 121 Plus • Software Control...

  • Page 50: Dsp Configurator Program

    Figure 44. DSP Configurator Start Dialog Box The DSP Configurator program starts in Emulate mode (see Emulate Mode vs. Live Mode on page 44). Select the device to be configured (MVC 121 Plus). Click OK. MVC 121 Plus • Software Control...

  • Page 51: Using The Program

    Audio settings can also be tailored while connected to the MVC which allows real-time auditioning of the audio output as adjustments are made. Help Select the Help tab for further information about the DSP Configurator program features and functions. MVC 121 Plus • Software Control...

  • Page 52: Emulate Mode Vs. Live Mode

    DSP Configurator program overwriting the current DSP Configurator settings, or Push data from the DSP Configurator program to the device, overwriting settings in the • MVC 121. Live mode can also be used to tailor audio settings in real-time while listening to the audio output. MVC 121 Plus • Software Control...

  • Page 53: Selecting Live Mode And Pushing Or Pulling A Configuration

    Pull radio button to configure the DSP Configurator program to match • the device — proceed to step 6, -or- Push radio button to configure the device to match the DSP Configurator • program — proceed to step 6 MVC 121 Plus • Software Control...
  • Page 54 If Push is selected, the program overwrites the device configuration with the • currently open file. Proceed to step 8. NOTE: In either case, the program and device configuration will now reflect DSP Configurator changes in real-time. Click OK ( MVC 121 Plus • Software Control...
  • Page 55 MVC 121. However, if the program is disconnected from the mixer or shut down before the new configuration is saved, the mixer will revert back to the previously saved configuration. MVC 121 Plus • Software Control...

  • Page 56: Reference

    Reference This section contains reference information for the MVC 121 Plus, including: Mounting • • Firmware Loader • MVC 121 Plus Hardware Reset Modes Mounting The 1U high, quarter rack width, 3-inch deep MVC 121 Plus stereo mixer can be: Set on a table •...

  • Page 57: Rack Mounting

    Align the mounting screws with the slots in the brackets and place the unit against the surface, with the screws through the bracket slots. Slide the unit slightly forward or back, then tighten all four screws to secure it in place. MVC 121 Plus • Reference...

  • Page 58: Firmware Loader

    Enter the IP address of the MVC. Click OK. NOTE: If the IP has not been changed, the default IP address is: 192.168.255.255 Figure 53. Add Device Dialog Box The Firmware Loader screen appears. Figure 54. Firmware Loader Dialog Box MVC 121 Plus • Reference...

  • Page 59: Mvc 121 Plus Hardware Reset Modes

    DSP Processing returned to is aborted if the second defaults and bypassed. momentary press does not • All inputs muted and set to 0 dB. occur within 1 second. All presets and group master • memory cleared. MVC 121 Plus • Reference...
  • Page 60 Extron Electronics makes no further warranties either expressed or implied with respect to the product and its quality, performance, merchantability, or fitness for any particular use. In no event will Extron Electronics be liable for direct, indirect, or consequential damages resulting from any defect in this product even if Extron Electronics has been advised of such damage.

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