MediaLink Switchers
MLS 304MA, MLS 304SA, MLS 406, MLS 406MA, MLS 406SA
Precautions
Safety Instructions English
Consignes de Sécurité Français
Sicherheitsanleitungen Deutsch
Installation
Quick Start MLS 304MA, MLS 406, MLS 406MA
Video Configuration
Table of Contents
Table of Contents, cont’d
One
Features
Introduction
About this Manual
About the MLS 304 Series and the MLS 406 Series
Two
Installation
UL/Safety Requirements
Important Safety Instructions
MLS 304 Series, MLS 406 Series Installation
Mounting the Switcher
Tabletop use
Rack mounting
Power, input, and control connections
Power connection
MLS 304 Series, MLS 406 Series Installation
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 output, local monitor, and audio output connections
Video outputs
Audio 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
Application Diagrams
MLC
Extron
MLC
Projector
Three
Operation and Setup
Front Panel Features and Operation
MLS 304 Series, MLS 406 Series Operation and Setup
Minimum threshold at least 21%
MLS 304 Series, MLS 406 Series Operation and Setup
Front panel security lockout executive modes
Setting Up and Optimizing the Audio
Resetting the switcher
MLS 304 Series, MLS 406 Series Operation and Setup
Configuring Lineout and Preamp output levels
Adjusting audio input levels
Making adjustments
Signal detection threshold
Clipping level
Normal range
Video Signal Routing
Standard mode mode
DA distribution amplifier mode mode
RGB follow mode mode
Remote Control
Mode Selected input Input special conditions Monitor Output
Mode
Troubleshooting
If the switcher does not respond to controls
If the image does not appear or there is no sound
Preliminary
Four
Serial Communication
RS-232 Programmer’s Guide
Host-to-MLS communications
Using the command/response tables
Symbol definitions
MLS 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
Installing the software
Using the control program
Control Software for Windows
User Mode Screen
Special features
Switcher MLS Config Screen
Preliminary
Saving and restoring configurations
File menu options
Updating firmware
Follow the on-screen instructions
Using the help program
Key to file names
File name Description
AAppendix a
Specifications
Reference Material
Video
Video input and loop-through
Sync
Audio
MLS 304 Series, MLS 406 Series Reference Material A-
Audio output mono power amp MLS 304MA, MLS 406MA only
Audio input
Audio output Lineout and Preamp
Included parts
Audio output stereo power amp MLS 304SA, MLS 406SA only
Control/remote switcher
General
Part Numbers and Accessories
Optional accessories
Included parts Replacement Part number
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
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FCC Class a Notice Extron’s Warranty
Extron Electronics, USA