MLS 304SA audio block diagram | Extron electronic MLS 406 specification

MLS 304SA audio block diagram

CTRL

CTRL

	1	LEFT
		UTINPSE LE CT	)
	2	UTINPSE LE CT	CHANFT(LE NEL
		LEFT
			LEFT
	3		AUX
	3	LEFT
INPUTS	4	LEFT
	4	LEFT
SWITCHABLE		Gain/Attenuation:	ANNECH(RIGHTL)
SWITCHABLE		CTLESEUTINP	ANNECH(RIGHTL)
		-42dB to +24dB
	1	RIGHT
	2	RIGHT
	2		RIGHT
			AUX
	3	RIGHT
	3

Configurable output levels

-10dBV unbalanced

CTRL

or

+4

+4dBV balanced

LEFT CHN

-10

+

MUX

AUX/MIX

+4

LINEOUT

-10

+ -

+

-

MONO

	+4
	-10
RIGHT CHN	MUX
RIGHT CHN

++4

AUX/MIX

-10

4

RIGHT

STEREO

OR

Gain/Attenuation:

-42dB to +24dB

MONO

AUX/MIX (Balance/Unbalance)	+ -
AUX/MIX (Balance/Unbalance)
			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

LEFT CHN

+

AUX/MIX

MONO

MONO

RIGHT CHN

+

AUX/MIX

CTRL

MUX

+4
-10
	MUX
+4	MUX
+4
-10

PREAMP + -+ -

PRELIMINARY

			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

RIGHT

POWER

LIMITER

CIRCUIT

LEFT

POWER AMP

DIRECT (4 ohm) - 12 WATTS PER CHANNEL

(continuous)

DIRECT (8 ohm) - 8 WATTS PER CHANNEL

(continuous)

FILTER

+

RIGHT OR MONO

FILTER

-

4 / 8 ohm

STEREO (DEFAULT)

OR DUAL MONO OUTPUT

+

FILTER

LEFT OR MONO

-

FILTER

Note: Output terminal should not be bridged or shorted.

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

Image 57

Extron electronic MLS 304MA, MLS 406SA, MLS 406MA manual MLS 304SA audio block diagram, Utinpse LE CT

Contents

MLS 304MA, MLS 304SA, MLS 406, MLS 406MA, MLS 406SA MediaLink Switchers Safety Instructions English PrecautionsConsignes de Sécurité Français Sicherheitsanleitungen Deutsch Quick Start MLS 304MA, MLS 406, MLS 406MA Installation Video Configuration Table of Contents Table of Contents, cont’d One Introduction FeaturesAbout this Manual About the MLS 304 Series and the MLS 406 Series Two UL/Safety Requirements InstallationImportant Safety Instructions MLS 304 Series, MLS 406 Series Installation Mounting the Switcher Tabletop useRack mounting Power connection Power, input, and control connectionsMLS 304 Series, MLS 406 Series Installation Rear Panels and Cabling 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 output, local monitor, and audio output connections Video outputsAudio 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 Application Diagrams MLCExtron Projector MLC Three Front Panel Features and Operation Operation and Setup MLS 304 Series, MLS 406 Series Operation and Setup Minimum threshold at least 21% Front panel security lockout executive modes MLS 304 Series, MLS 406 Series Operation and Setup Setting Up and Optimizing the Audio Resetting the switcherMLS 304 Series, MLS 406 Series Operation and Setup Adjusting audio input levels Configuring Lineout and Preamp output levels Signal detection threshold Making adjustmentsClipping level Normal range Standard mode mode Video Signal RoutingDA distribution amplifier mode mode RGB follow mode mode Remote Control Mode Selected input Input special conditions Monitor OutputMode Troubleshooting If the switcher does not respond to controlsIf the image does not appear or there is no sound Preliminary Four Serial Communication RS-232 Programmer’s GuideHost-to-MLS communications Using the command/response tables Symbol definitionsMLS 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 Installing the software Using the control programControl Software for Windows Special features User Mode Screen Switcher MLS Config Screen Preliminary Saving and restoring configurations File menu optionsUpdating firmware Follow the on-screen instructions Using the help program Key to file namesFile name Description AAppendix a Reference Material SpecificationsVideo Video input and loop-through Sync AudioMLS 304 Series, MLS 406 Series Reference Material A- Audio input Audio output mono power amp MLS 304MA, MLS 406MA onlyAudio output Lineout and Preamp Included parts Audio output stereo power amp MLS 304SA, MLS 406SA only Control/remote switcherGeneral Optional accessories Part Numbers and AccessoriesIncluded parts Replacement Part number Accessory 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 This page was deliberately left blank FCC Class a Notice Extron’s Warranty Extron Electronics, USA