Serial Communication, cont’d

Command/response table for SIS commands (continued)

Command	ASCII Command	Response	Additional description
	(host to switcher)	(switcher to host)

Video configuration (MLS 506 series switchers only, for inputs 1 – 3)

Set the video signal type.		X2	*	X3	\	Typ	X3	= ____	Set the input signal type for
									input		. (Type = Vid or YUV)
									input	X2	. (Type = Vid or YUV)
Example:	1*0\					Typ0=YUV			Example: set input 1 to
									component video.
View the video signal type.		X2	\			Typ	X3	= ____	Show the video signal type.
Example:	3\					Typ1=Vid			Example: show input 3 video type.

Audio gain/attenuation (per input) — MLS 306, MLS 506

Set a specific input’s audio gain.	X8	*	X4	G	In	X8	Aud=	X4	Set a single input’s gain (in dB).
Example:	5*9G				In		Aud=+09		Example: set input 5’s gain to +9dB.
Example:	5*9G				In	X8	Aud=+09		Example: set input 5’s gain to +9dB.
Set a specific input’s audio attenuation.		*		g	In		Aud=		Set an input’s attenuation (in dB).
Set a specific input’s audio attenuation.	X8	*	X5	g	In	X8	Aud=	X5	Set an input’s attenuation (in dB).
Example:	12g				In		Aud=-11		Example: set attenuation to -11dB.
Example:	12g				In	X8	Aud=-11		Example: set attenuation to -11dB.

Increment a specific input’s gain.	X8	*+G			In	X8	Aud=	X4	Increase an input’s gain by 1dB.
Decrement a specific input’s gain.		*-G			In		Aud=		Decrease an input’s gain by 1dB.
Decrement a specific input’s gain.	X8	*-G			In	X8	Aud=	X4	Decrease an input’s gain by 1dB.

View a specific input’s audio gain level.	X8	*G			In	X8	Aud=	X4	Show an input’s audio level.
Set current input’s audio gain.		G			In		Aud=		Set the current input’s gain (in dB).
Set current input’s audio gain.	X4	G			In	X8	Aud=	X4	Set the current input’s gain (in dB).

Set current input’s audio attenuation.	X5	g			In	X8	Aud=	X5	Set attenuation (in dB).
Increment current input’s gain.	+G				In		Aud=		Increase the gain by 1dB.
Increment current input’s gain.	+G				In	X8	Aud=	X4	Increase the gain by 1dB.

Decrement current input’s gain.	-G				In	X8	Aud=	X4	Decrease the gain by 1dB.
View current input’s audio gain level.	G				In		Aud=		Show the audio level.
View current input’s audio gain level.	G				In	X8	Aud=	X4	Show the audio level.

Audio gain/attenuation (per input) — MLS 506MA, MLS 506SA

Set a specific input’s audio gain/attenuation.	X8	*	X4	G	In	X8	Aud=	X4	Set a single input’s gain/
									attenuation (in steps).
Example:	4*53G				In		Aud=053		Example: set input 4’s gain to step 53.
Example:	4*53G				In	X8	Aud=053		Example: set input 4’s gain to step 53.
Increment a specific input’s gain.		*+G			In		Aud=		Increase an input’s gain by 1 step.
Increment a specific input’s gain.	X8	*+G			In	X8	Aud=	X4	Increase an input’s gain by 1 step.

Decrement a specific input’s gain.	X8	*-G			In	X8	Aud=	X4	Decrease an input’s gain by 1 step.
View a specific input’s audio gain level.		*G			In		Aud=		Show an input’s audio level.
View a specific input’s audio gain level.	X8	*G			In	X8	Aud=	X4	Show an input’s audio level.

Set current input’s audio gain.	X4	G			In	X8	Aud=	X4	Set the current input’s gain/
									attenuation (in steps).
Increment current input’s gain.	+G				In		Aud=		Increase the gain by 1 step.
Increment current input’s gain.	+G				In	X8	Aud=	X4	Increase the gain by 1 step.

Decrement current input’s gain.	-G				In	X8	Aud=	X4	Decrease the gain by 1 step.
View current input’s audio gain level.	G				In		Aud=		Show the audio level.
View current input’s audio gain level.	G				In	X8	Aud=	X4	Show the audio level.

Audio treble adjustment (per input)

Set a specific input’s treble level.

Trb=

Set a specific input’s treble level.

Example:

4*6>

Trb=-02

Example: set input 4’s treble to -2dB.

Increment an input’s treble level.

*+ >

Trb=

Increase input

’s treble level.

Decrement an input’s treble level.

*– >

Trb=

Decrease input

’s treble level.

View a specific input’s treble level.

* >

Trb=

Show input

’s treble level.

Set the current input’s treble level.

Trb=

Set the currently selected

input’s treble level.

Increment current input’s treble level. + >

Trb=

Increase the current input’s treble.

Decrement the current input’s treble. – >

Trb=

Decrease the current input’s treble.

View the current input’s treble level. >

Trb=

Show the current input’s treble level.

4-4 MediaLink Switchers • Serial Communication

MLS 306, MLS 506MA, MLS 506, MLS 506SA specifications

Extron Electronics, a leading provider of AV control and signal distribution solutions, offers a range of versatile and user-friendly products. Among these, the MLS 306, MLS 506SA, MLS 506MA, and MLS 506 stand out as robust multimedia learning solutions designed to meet the diverse needs of educational environments.

The MLS 306 is particularly designed for smaller classrooms, providing essential AV capabilities in a compact format. It features user-friendly control capabilities that allow teachers to easily manage presentations and multimedia content with minimal technical know-how. The MLS 306 includes multiple input options, supporting various devices such as computers, document cameras, and DVD players. This model emphasizes efficiency and practicality, making it an ideal choice for contemporary educational settings.

For larger classrooms or comprehensive AV setups, the MLS 506 series comes into play. The MLS 506SA (Simple AV) model is tailored for straightforward AV applications, featuring intuitive control interfaces that allow users to easily switch between sources and manage audio and video output. This model ensures seamless integration with other AV equipment, providing a user-friendly experience ideal for instructors focused on effective teaching.

In contrast, the MLS 506MA (Media AV) version expands capabilities for more complex multimedia environments, supporting additional inputs and outputs for advanced AV systems. Its advanced functionality includes the ability to control lighting and other environmental factors, enhancing the learning experience by creating an optimal classroom setting. With customizable presets, educators can quickly adapt the environment for various activities.

The standard MLS 506 model serves as a comprehensive solution, offering a blend of advanced control and connectivity features. This model stands out for its integration of Extron’s industry-leading technologies, including GlobalViewer Enterprise software, allowing for remote monitoring and management of AV systems over the network. This capability is particularly beneficial for IT administrators managing multiple classroom environments.

All models in the MLS series feature robust reliability and are built with Extron’s commitment to high-quality design. Moreover, they include user-friendly interfaces, ensuring that both educators and students can focus on learning without being hindered by complicated technology. Collectively, the Extron MLS 306, MLS 506SA, MLS 506MA, and MLS 506 represent a significant advancement in educational technology, bridging the gap between teaching and technology for enhanced learning experiences.