Monitoring outputs
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  | ## | x | Monitoring output name   | Connected video input    |
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  |  1 |   | Monitor 1                | Windows 1                |
  |  2 | O | Monitor 2                | Windows 2                |
  |  3 | L | Monitor 3                | Windows 3                |
  |  4 |   | Monitor 4                | Windows 4 HD             |
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