Selecting the Baud Rate of the RS-232 Primary Port

The matrix switcher supports the RS-232 serial communication protocol on the font panel Configuration port and the rear panel RS-232 Primary and RS-232 Secondary ports. All three ports can operate at 9600, 19200, 38400, and 115200 baud rates.

The baud rate for the primary port is variable can be viewed and changed from the front panel.

NOTE: Baud rate is protected when front panel Lock mode 2 is selected. You can view the rate in Lock mode 2 but you cannot adjust it from the front panel (see

“Setting the Front Panel Locks (Executive Modes)” on page 47).

View and configure the serial communications settings of the switcher as follows:

1.Enter Serial Port Configuration mode: Simultaneously press and hold all Control buttons (Enter, Preset, View, and Esc).

Press and hold the Enter, Preset, View, and Esc buttons.

CONTROL

 

CONTROL

 

 

 

2 seconds

 

 

ENTER PRESET VIEW

ESC

ENTER PRESET

VIEW

ESC

 

 

All Control LEDs light with one flashing.

 

 

Release the button.

 

 

 

 

The flashing Control LED indicates the

 

 

baud rate as follows:

 

 

 

Enter — 9600

Preset — 19200

 

 

View — 38400

Esc — 115200

NOTE: If front panel Lock mode 2 is selected and you try to perform step 2, the actions are ignored and the Enter, Video, and Audio buttons flash.

2.Change a value: Press and release the button that relates to the desired value.

Press and release the button to configure the

baud rate as follows:

 

Enter — 9600

Preset — 19200

View — 38400

Esc — 115200

In this example, the port is set to 38400 baud.

CONTROL

ENTER PRESET VIEW

ESC

3.Exit the Serial Port Configuration mode: Press and release an input or output button.

Press and release an input or output button.

5

CONTROL

ENTER PRESET VIEW

ESC

All Control LEDs return to the unlit state.

NOTE: The switcher requires some time to save the new serial port settings. Wait

at least 5 minutes before removing power from the switcher or the settings may be lost.

MPX 866 A Media Presentation Matrix Switcher • Operation 50

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Extron electronic MPX 866 A manual Selecting the Baud Rate of the RS-232 Primary Port
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MPX 866 A specifications

The Extron MPX 866 A is a powerful multimedia presentation switcher known for its robust functionality and advanced features, ideal for a range of professional environments, particularly in education, corporate, and broadcasting sectors. This device is designed to facilitate seamless switching between multiple audio and video sources, ensuring a smooth and professional presentation experience.

One of the standout features of the MPX 866 A is its ability to handle a variety of input formats, including HDMI, DisplayPort, and analog video signals. This versatility allows users to easily connect different devices, such as laptops, projectors, and video conferencing systems, without the need for additional adapters or converters. The unit supports resolutions up to 4K at 60 Hz, making it suitable for high-definition content display.

The switcher is equipped with Extron’s unique Seamless Switching technology, which provides instantaneous switching between sources without noticeable delays or interruptions. This is particularly beneficial in fast-paced environments where timing is crucial, such as live events or presentations.

Another significant aspect of the MPX 866 A is its advanced audio handling capabilities. It includes integrated audio embedding and de-embedding, allowing users to manage audio signals effectively without compromising quality. The built-in audio delay feature ensures synchronization between audio and video, an essential consideration for professional settings.

For ease of operation, the MPX 866 A offers customizable control options. Users can manage the device through various interfaces, including Extron's user-friendly GUI, third-party control systems, and RS-232 commands. This flexibility makes it easier to integrate the switcher into existing AV setups.

Additionally, the unit incorporates powerful scaling technology, which optimizes image quality by adjusting the resolution of the incoming video signals to match the display capabilities of the output device. This ensures that content appears crisp and clear, regardless of the source resolution.

The MPX 866 A is also designed with reliability in mind, featuring robust construction and a fanless design for silent operation. This makes it suitable for environments where noise reduction is critical.

Overall, the Extron MPX 866 A stands out as a versatile, feature-rich multimedia switcher that enhances the presentation experience. Its advanced technologies and characteristics make it an excellent choice for professionals looking to elevate their audio-visual communication.
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