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Extron electronic MLS 406SA, MLS 304SA, MLS 304MA MLS 406, MLS 406MA audio block diagram, Inputs

Models: MLS 406 MLS 406MA MLS 406SA MLS 304MA MLS 304SA

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Reference Material, cont’d

MLS 406, MLS 406MA audio block diagram

1 LEFT

2 LEFT

CTRL CTRL

Configurable output levels

-10dBV unbalanced

PRELIMINARY

	3	LEFT	SELECTINPUT	CHANNEL)(LEFT
	3	LEFT
	+ -	+ -			LEFT
	+ -	+ -			AUX
	4				AUX
	4
	5	LEFT
INPUTS	5
INPUTS	6	LEFT
SWITCHABLE	6
SWITCHABLE			Gain/Attenuation:
			Gain/Attenuation:
			-42dB to +24dB
	1	RIGHT
	1
	2	RIGHT
	2		SELECTINPUT	(RIGHTCHANNEL)
	3	RIGHT	SELECTINPUT	(RIGHTCHANNEL)
	3
					RIGHT
	+ -	+ -			AUX
	4

5 RIGHT

6	RIGHT
6
AUX/MIX (Balance/Unbalance)	Gain/Attenuation:
AUX/MIX (Balance/Unbalance)	-42dB to +24dB
	-42dB to +24dB
	+ -
			VOLUME
	CTRL	CTRL
	LOUDNESS	BASS & TREBLE	LEFT
	LOUDNESS	BASS & TREBLE	AUX
			AUX
	LOUDNESS	BASS & TREBLE	RIGHT
	LOUDNESS	BASS & TREBLE	AUX
	+10dB@	+/-10dB@	AUX
	+10dB@	+/-10dB@
	100Hz/10kHz	100Hz/10kHz

+4

	LEFT CHN	-10
	+	-10
	+
	AUX/MIX
		+4
		-10
		MONO
		+4
		-10

RIGHT CHN

+

AUX/MIX +4

-10

	+4
LEFT CHN	-10
+
AUX/MIX
	+4
	-10
	MONO
			+4
		-10
RIGHT CHN
+			+4
AUX/MIX			+4
AUX/MIX

CTRLor

+4dBV balanced

MUX

LINEOUT + - + -

MUX

MUX

PREAMP + - + -

			VOLUME
			CONTROL
User Mode: Volume Level Indicator
Set Up Mode: Input Level Indicator
	MAX/	+V
	MAX/
	CLIP		CTRL
			CTRL
RED	MID/		LED
	NORM		LED
	NORM		MODE
			MODE
GREEN	MIN/		SWITCH
GREEN	MIN/
	SIGNAL
	GREEN

VOLUME

POSITION

USER MODE

SETUP MODE

-10

			100V
	FILTER	XFMR	70V
	FILTER		70V
			COM
		SWITCH
			+
POWER	FILTER		-
LIMITER			-
LIMITER	POWER AMP 4 / 8 ohm
CIRCUIT	POWER AMP 4 / 8 ohm

20 WATTS

(continuous)

MLS 406MA only

A-10 MLS 304 Series, MLS 406 Series • Reference Material

Image 58

Extron electronic MLS 406SA, MLS 304SA, MLS 304MA manual MLS 406, MLS 406MA audio block diagram, Inputs

Contents

MediaLink Switchers MLS 304MA, MLS 304SA, MLS 406, MLS 406MA, MLS 406SAConsignes de Sécurité Français PrecautionsSafety Instructions English Sicherheitsanleitungen DeutschInstallation Quick Start MLS 304MA, MLS 406, MLS 406MAVideo Configuration Table of Contents Table of Contents, cont’d One About this Manual FeaturesIntroduction About the MLS 304 Series and the MLS 406 SeriesTwo Important Safety Instructions InstallationUL/Safety Requirements MLS 304 Series, MLS 406 Series InstallationTabletop use Mounting the SwitcherRack mounting MLS 304 Series, MLS 406 Series Installation Power, input, and control connectionsPower connection Rear Panels and CablingInput Type Signal BNC Color Balanced Mono InputInstallation, cont’d MLS 304 Series, MLS 406 Series InstallationIR Link IR signal repeater Control connectionThat 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 LoadSpeakers Tapped at 7.5 Watts Each Equals 15 Watts Total Wiring for 4 ohm or 8 ohm speakers SA models Stereo OutputSpeaker arrangement examples Examples of speaker layoutsMLC Application DiagramsExtron MLC ProjectorThree 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 modesResetting 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 levelsClipping level Making adjustmentsSignal detection threshold Normal rangeDA distribution amplifier mode mode Video Signal RoutingStandard mode mode RGB follow mode modeMode 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 descriptionAudio status for the active input Aux/Mix inputFirmware version, part number & information requests Command/response table for special function SIS commands Command Ascii Command Response ? valuesUsing the control program Installing the softwareControl Software for Windows User Mode Screen Special featuresSwitcher 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-throughAudio 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 partsControl/remote switcher Audio output stereo power amp MLS 304SA, MLS 406SA onlyGeneral Included parts Replacement Part number Part Numbers and AccessoriesOptional accessories Accessory Part numberFrequency Response Graph for the Loudness Feature Audio Reference LevelsAudio Block Diagrams MLS 304MA audio block diagramMLS 304SA audio block diagram Utinpse LE CTMLS 406, MLS 406MA audio block diagram InputsMLS 406SA audio block diagram MLS 304 Series, MLS 406 Series Reference Material A-11This page was deliberately left blank FCC Class a Notice Extron’s Warranty Extron Electronics, USA