Extron electronics MLS 100 A User Manual
Extron electronics MLS 100 A User Manual

Extron electronics MLS 100 A User Manual

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MLS 100 A • User Guide
About this Manual
This manual contains information about the Extron MLS 100 A Switcher
and on how to install, set up, and operate it.
About the MLS 100 A Switcher
The Extron MLS 100 A Switcher is a compact, quarter rack width switcher.
The MLS 100 A features four selectable audio inputs, and one Aux/Mix
input that is always active and can be mixed with any and all of the four
selectable audio inputs.
Front panel buttons, an RS-232-based control system, or an Extron
MediaLink
Controller (MLC) can be used for input selection.
Features
Furniture, rack, and projector mountability — MLS 100 A Switcher can be mounted under a desk or other furniture, or
mounted on a projector lift with optional brackets. Alternatively, they can be rack mounted on an optional rack shelf.
Stereo audio input and output — Unbalanced stereo audio inputs can be output as balanced or unbalanced stereo audio,
and the audio output level can be adjusted.
Mono auxiliary/mix audio input — The Aux/Mix port on each switcher lets you mix a mono, line level audio input signal with
that of one of the four selectable stereo audio inputs.
UL/Safety Requirements
The Underwriters Laboratories (UL) requirements listed below pertain to the safe installation and operation of the switcher.
This unit is not to be connected to a centralized DC power source or used beyond its rated voltage range.
1.
NOTE:
The Extron P/S 100 and other Extron power supplies may be used with the MLS.
Do not use the switcher near water.
2.
CAUTION:
To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.
ATTENTION :
Afin de réduire les risques d'incendie ou de choc électrique, protégez cet appareil de la pluie ou de
l'humidité.
Clean the switcher only with a dry cloth.
3.
Do not install the switcher near any heat source, such as a radiator, heat register, stove, or another apparatus (including
4.
amplifiers) that produces heat.
Unplug the switcher during lightning storms or when it will be unused for long periods.
5.
This unit must be installed in accordance with the National Electrical Code.
6.
Mounting the Switchers
The one rack unit high, quarter rack width switchers can be set on a table, mounted on a rack shelf, mounted under a desk or
tabletop, or mounted on a projector bracket. Go to
www.extron.com
to see optional mounting accessories.
1

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Summary of Contents for Extron electronics MLS 100 A

  • Page 1 • Furniture, rack, and projector mountability — MLS 100 A Switcher can be mounted under a desk or other furniture, or mounted on a projector lift with optional brackets. Alternatively, they can be rack mounted on an optional rack shelf.
  • Page 2: Rear Panel Features And Cabling

    MLS 100 A • User Guide (Continued) MLS 100 A Rear Panel Features and Cabling Turn off and disconnect power from all the equipment before you connect cables to the MLS. AUDIO INPUTS AUX/MIX PREAMP MLC/RS-232 MONO POWER MLS 100 A .5A MAX...
  • Page 3: Control And Power Connections

    Program help file for details on configuring an MLC-MLS system. NOTES: • An Extron IR Link infrared repeater cannot be used with the MLS 100 A Switchers. There is no connection for that device control signals. • The MLC to which the MLS 100 A switcher is connected must have MLC firmware version 1.04 or higher.
  • Page 4: Setup Via The Medialink Control/Configuration Software

    MLS 100 A • User Guide (Continued) Setup via the MediaLink Control/Configuration Software CAUTION: To avoid damage to your hearing, the output volume should be set as low as possible before you test the sound system. ATTENTION : Pour éviter d’abîmer votre ouïe, le volume de sortie doit être positionné au niveau le plus bas possible avant de tester le système audio.
  • Page 5: Front Panel Features And Operation

    LED blinks. The MLS 100 A accepts only audio inputs, so pressing one of these buttons selects an audio-only input. Input 0 can be selected via RS-232 control only by using an SIS command or by selecting Mute (shown on the right) from the User Mode section of the control program (if the MLS is used without an MLC).
  • Page 6: Troubleshooting

    Start the MediaLink Control Program and set up the MLS (and the MLC, if one is used). NOTE: To set up the MLS 100 A switcher you must use MediaLink Control Software version 2.0 or higher. If the software version is below 2.0, download a new version of the software from the Extron Web site, www.extron.com.
  • Page 7: Rs-232 Programmer Guide

    No response is required from the host. The MLS-initiated messages are listed here (underlined). © Copyright 2008, Extron Electronics MLS 100 A, Vx.xx The MLS sends the copyright message when it first powers on. Vx.xx is the firmware version number.
  • Page 8: System Definitions

    MLS 100 A • User Guide (Continued) System Definitions Space • Carriage return with line feed Carriage return with no line feed Escape key, or hex 1B (use W instead of for web browsers, or at any time) Superscripts indicate the error message displayed if the command is entered incorrectly or with invalid parameters.
  • Page 9: Command And Response Table For Sis Commands

    Command and Response Table for SIS Commands Command ASCII command Response Additional description (host to device) (device to host) Input Selection Select an input (audio and X! ] Select input (audio and video). video). Example: Chn4 Example: select input 4 Select an audio input.
  • Page 10 MLS 100 A • User Guide (Continued) Command ASCII command Response Additional description (host to device) (device to host) Volume Adjustment (overall) Set the overall output Specify the volume for the audio volume. output. Example: Set volume to 13. Vol013] Increment the volume.
  • Page 11: Command And Response Table For Special Function Sis Commands

    These features are described in the sections of this chapter that correspond to the parts of the control program where the features are found. To run the control program, double-click on the MediaLnk Control Pgm icon in the Extron Electronics group or folder. The Comm Port Selection menu appears on the screen.
  • Page 12: User Mode

    (input selections) via the MLS front panel. For MLS 100 A switchers controlled by an MLC If the MLS 100 A switcher is connected to and controlled by an MLC, the User Mode screen will look something like this: Figure 6.
  • Page 13: Switcher (Mls) Config

    Wait at least 10 seconds between making a change (input selection or audio adjustment) and disconnecting power from the MLS. The switcher needs several seconds to store the new settings in its memory. Figure 7. MLS 100 A Switcher (MLS) Config Screen In this part of the program you can: •...
  • Page 14: Emulation Mode

    MLS 100 A • User Guide (Continued) Emulation Mode The MediaLink Control/Configuration Program features an emulation mode so you can set up a MediaLink system before equipment is available on site. In emulation mode a MediaLink Controller is always included in the system. You select which MLS switcher and which control modules will be connected to the MLC.
  • Page 15: Updating Firmware

    Select the MediaLink equipment that will be part of the system you want to configure, then click on OK. The Extron MediaLink Control/Configuration Program window appears. Select the desired settings in each section of the program. If you include an MLC in the system, keep in mind that IR learning cannot be performed in emulation mode. You must have an MLC connected to the host computer.
  • Page 16: Using The Help Program

    Extron Safety and Regulatory Compliance Guide on the Extron website. 68-652-01 Rev. D served. © 2003-2019 Extron Electronics — All rights re www.extron.com 04 19 All trademarks mentioned are the property of their respective owners. Worldwide Headquarters: Extron USA West, 1025 E. Ball Road, Anaheim, CA 92805, 800.633.9876...

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