
A&E specification Series 3 Page 9 of 12
The information in this specification is believed to be accurate and reliable. However, no responsibility
or liability is assumed by Meyertech Limited for its use, or for any infringement of patents or other
rights of third parties which may result from its use. No license is granted by implication or otherwise
under any patent or other rights of Meyertech. Meyertech Limited reserve the right to change
specifications without notice.
Copyright © 2004
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3.15.MTBF Requirements
3.15.1. The video matrix system will exhibit a high MTBF figure.
3.15.2. Each video matrix module will have a minimum MTBF of 70.000 Hours.
4. Product Options
4.1.Video Loss Monitoring
4.1.1. The video matrix shall support video loss monitoring on all video inputs.
4.1.2. A loss of video on any input will generate a unique video loss alarm, which shall be reported to the
matrix controller.
4.1.3. The maximum time to scan 128 inputs shall be 2.5 seconds.
4.1.4. The matrix controller shall have the ability to manage video loss alarms locally, report them remotely
or report them to a third party control system.
4.1.5. It shall be possible to enable or disable video loss monitoring on an individual video input basis using
the software configuration tool.
4.2.On Screen Display - OSD
4.2.1. The video matrix shall offer an option to provide text insertion for each video output channel.
4.2.2. The text shall be multiplexed into the video output source providing a superimposed OSD.
4.2.3. The video matrix shall support 4096 camera captions of 28 characters.
4.2.4. The video matrix shall support 128 monitor captions of 28 characters.
4.2.5. Each caption shall have the following configurable parameters:
• Text justification
• Line number
• Enabled / disabled
• Flashing
4.2.6. Additionally each monitor output shall have the capability to display the text either translucent or
opaque.
4.3.Default caption
4.3.1. The video matrix shall support default captions to assist in the initial configuration and set-up of the
matrix.
4.3.2. Both monitor and camera default captions shall be supported.
4.3.3. The default caption is used by the module whenever a specific caption has not been configured. The
module takes the default caption and appends either the monitor or camera number onto the end of
the caption text.
E.g
Default camera text set to “Cam”
Module automatically displays:
“Cam1” on camera 1’s video
“Cam104” on camera 104’s video
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