PRELIMINARY

Operation, cont’d

Viewing and adjusting the output volume

The audio level of each output can be displayed and adjusted through a range of 100% (no attenuation) to 0% (maximum [100 dB] attenuation). The audio level can be adjusted from the front panel or under RS-232 or Ethernet control.

NOutput volume is protected when front panel Lock mode 2 is selected. You can view the volume in Lock mode 2 but you cannot adjust it from the front panel. See “Setting the front panel Locks (Executive modes)” on page 3-44.

1.

Press the Esc button to clear any input buttons, output buttons, or control

 

buttons that may be lit.

2.

To enter Audio mode, press and hold the Audio button until the button begins

 

to blink red, then release the button.

3.

Press and release an output button in the computer video/audio output

 

group to select an output. The input buttons display the volume level for

 

the selected output; the more buttons that are lit, the higher the volume. The

 

fewer buttons that are lit, the lower the volume.

 

For a more detailed analysis of decoding the displayed value, see “Reading

 

the displayed volume” on the next page.

4.

Press and release the Esc (>) and View (>) buttons to increase and decrease

 

the audio volume.

5.

Press and release the Audio button to save the audio settings and exit the

 

Audio mode. The Audio button stops blinking.

N• When adjusted from the front panel, there is one audio level setting per input.

The audio level setting is shared by the left and right audio outputs.

•Individual controls, offering finer trim adjustments (in 0.1 dB increments) for the right and left channels and group master offsets are present in

the DSP and available through software control (see “DSP Configurator Program”, in chapter 5, “Switcher Software“). These controls are not shown in the front panel display.

•The audio volume levels are stored in non-volatile memory. When power is removed and restored, the audio level settings are retained.

•Exiting Audio mode by pressing the Audio button always returns the I/O buttons to Video lit green and Audio lit red (video and audio selected for configuration).

•Pressing the Enter or Preset button also exits Audio mode. Pressing the Preset button changes to Recall Preset mode.

3-38 MPX Plus 866 A Media Presentation Matrix Switcher • Operation

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Extron electronic MPX Plus 866 A Viewing and adjusting the output volume, Fewer buttons that are lit, the lower the volume
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MPX Plus 866 A specifications

The Extron MPX Plus 866 A is a powerful multimedia presentation switcher designed to meet the needs of modern AV environments. This advanced device simplifies the management of multiple audio and video sources, providing seamless control and connectivity in various settings such as conference rooms, classrooms, and auditoriums.

One of the key features of the MPX Plus 866 A is its ability to handle a wide range of video formats. It supports both HDMI and analog video, allowing for compatibility with different devices. This versatility ensures users can connect laptops, projectors, and other AV equipment without any issues, making it ideal for mixed-use environments where various technologies coexist.

With an 8x8 matrix design, the MPX Plus 866 A can route up to eight different input sources to eight output destinations. This feature enables users to select and switch between sources quickly and efficiently, enhancing the overall presentation experience. Additionally, the device incorporates Extron's high-performance scaling technology, which ensures that video signals are processed with exceptional clarity and detail, regardless of resolution.

Another noteworthy characteristic of the MPX Plus 866 A is its built-in audio capabilities. The switcher includes a comprehensive audio mixer with support for both analog and digital audio signals. This allows users to integrate and control audio sources effectively, ensuring that sound quality matches the visual experience. Furthermore, it features advanced audio processing tools, including equalization and filtering functions, to enhance audio output in any environment.

The MPX Plus 866 A also emphasizes ease of use and accessibility. Its user-friendly interface, combined with an intuitive control system, allows operators to navigate the device with minimal training. Additionally, the switcher supports various control options, including RS-232 and Ethernet, enabling integration into larger AV control systems for centralized management.

In summary, the Extron MPX Plus 866 A stands out as a versatile and reliable multimedia presentation switcher. Its extensive range of input and output options, advanced scaling and audio processing technologies, and emphasis on user-friendly design make it an exceptional choice for any professional AV installation. Whether in an educational setting or corporate environment, the MPX Plus 866 A ensures seamless connectivity and high-quality performance, meeting the demands of today’s multimedia presentations.
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