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