Preliminary | Extron electronic MLS 406MA, MLS 304SA, MLS 304MA

Operation and Setup, cont’d

If you are unable to configure the MLS via the Windows®-based software

1. Check the MediaLink Control Software to determine its version number. The software version number appears in the top bar of the program’s window:

These MLS 304 Series and MLS 406 Series switchers can be set up using software version 2.1 or higher. Earlier versions are not designed to work with these models.

2.Verify that the connector at the RS‑232/MLC/IR port is correctly wired and that the PC’s correct COM port is selected when you start the software.

PRELIMINARY

3-10 MLS 304 Series, MLS 406 Series • Operation and Setup

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Extron electronic MLS 406MA, MLS 304SA, MLS 304MA, MLS 406SA manual Preliminary

Contents

MediaLink Switchers MLS 304MA, MLS 304SA, MLS 406, MLS 406MA, MLS 406SA Consignes de Sécurité Français PrecautionsSafety Instructions English Sicherheitsanleitungen Deutsch Installation Quick Start MLS 304MA, MLS 406, MLS 406MA Video Configuration Table of Contents Table of Contents, cont’d One About this Manual FeaturesIntroduction About the MLS 304 Series and the MLS 406 Series Two Important Safety Instructions InstallationUL/Safety Requirements MLS 304 Series, MLS 406 Series Installation Tabletop use Mounting the SwitcherRack mounting MLS 304 Series, MLS 406 Series Installation Power, input, and control connectionsPower connection Rear Panels and Cabling Input Type Signal BNC Color Balanced Mono Input Installation, cont’d MLS 304 Series, MLS 406 Series Installation IR Link IR signal repeater Control connection That has an external power supply Video outputs Video output, local monitor, and audio output connectionsAudio outputs Unbalanced Mono Output Balanced Mono Output Wiring for 4 ohm or 8 ohm speakers MA models Ohm Total Load Speakers Tapped at 7.5 Watts Each Equals 15 Watts Total Wiring for 4 ohm or 8 ohm speakers SA models Stereo Output Speaker arrangement examples Examples of speaker layouts MLC Application DiagramsExtron MLC Projector Three MLS 304 Series, MLS 406 Series Operation and Setup Operation and SetupFront Panel Features and Operation Minimum threshold at least 21% MLS 304 Series, MLS 406 Series Operation and Setup Front panel security lockout executive modes Resetting the switcher Setting Up and Optimizing the AudioMLS 304 Series, MLS 406 Series Operation and Setup Configuring Lineout and Preamp output levels Adjusting audio input levels Clipping level Making adjustmentsSignal detection threshold Normal range DA distribution amplifier mode mode Video Signal RoutingStandard mode mode RGB follow mode mode Mode Selected input Input special conditions Monitor Output Remote ControlMode If the switcher does not respond to controls TroubleshootingIf the image does not appear or there is no sound Preliminary Four RS-232 Programmer’s Guide Serial CommunicationHost-to-MLS communications Symbol definitions Using the command/response tablesMLS 304 Series, MLS 406Series Serial Communication Command/response table for SIS commands Command Ascii Command Response Additional description Audio status for the active input Aux/Mix input Firmware version, part number & information requests Command/response table for special function SIS commands Command Ascii Command Response ? values Using the control program Installing the softwareControl Software for Windows User Mode Screen Special features Switcher MLS Config Screen Preliminary File menu options Saving and restoring configurationsUpdating firmware Follow the on-screen instructions Key to file names Using the help programFile name Description AAppendix a Video SpecificationsReference Material Video input and loop-through Audio SyncMLS 304 Series, MLS 406 Series Reference Material A- Audio output Lineout and Preamp Audio output mono power amp MLS 304MA, MLS 406MA onlyAudio input Included parts Control/remote switcher Audio output stereo power amp MLS 304SA, MLS 406SA onlyGeneral Included parts Replacement Part number Part Numbers and AccessoriesOptional accessories Accessory Part number Frequency Response Graph for the Loudness Feature Audio Reference Levels Audio Block Diagrams MLS 304MA audio block diagram MLS 304SA audio block diagram Utinpse LE CT MLS 406, MLS 406MA audio block diagram Inputs MLS 406SA audio block diagram MLS 304 Series, MLS 406 Series Reference Material A-11 This page was deliberately left blank FCC Class a Notice Extron’s Warranty Extron Electronics, USA