Extron electronic Multi-Graphic Processor MGP 464 Manual De Usuario

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6-5
MGP 464 • Special Applications
Using the MGP and the matrix switcher after the MGP is synchronized to 
the matrix switcher
After you have performed step 6, above, be sure to do the following when using the 
MGP with the switcher:
• 
Set up the inputs so that MGP window 1 always displays input 1, window 2 
displays input 2, window 3 displays input 3, and window 4 displays input 4.
• 
Perform all input switching using the matrix switcher.  A 1-second RGB 
delay is recommended to minimize the amount of video sync noise while the 
processor locks onto the new signal.
• 
Window presets can be recalled, but they must be recalled “without input,” so 
that the inputs remain matched to the windows with the same numbers.
• 
Input presets do not have to be issued manually to the MGP.  The MGP senses 
when the matrix switcher changes input ties and recalls the matching input 
preset.
Minimizing synchronization problems when not using the Sync to Matrix 
feature
When operating the system using a manually configured control system (for which 
Sync to Matrix was not used), you can avoid synchronization problems that cause 
unwanted image blanking or scrambling during input switches by doing the 
following:
1
While setting up the switcher and the MGP to work together, set the RGB 
delay on the matrix switcher to greater than or equal to 1.0 second.
2
Create a tie on the matrix switcher from desired input X to the output number 
that corresponds to MGP window Y, in which input X will be displayed.
3
Immediately (within 1 second) recall the input preset with the same number 
as switcher input X that you selected in step 2 (preset X), to MGP window Y.
N
   Input presets cannot be recalled via the MGP front panel.  You can recall them 
via SIS commands (see chapter 4, “Software Configuration and Control”), the 
MGP 464 Web pages (see chapter 5, “HTML Configuration and Control”), or 
the Windows-based control software/Preset Selector (see chapter 4, “Software 
Configuration and Control,” and the control software’s help file).