Gefen Multiview EXT-HD-MVSL-441 User Manual page 26

Operating the 4x1 Multiview Seamless Switcher for HDMI Chapter
Note that on the previous page that Window B is displayed. This is because the
button for Windows B was pressed. The button for the current Window will remain
illuminated until another Window button is pressed.
In single-window mode, each Window button (A - D) on the front panel represents
one of the four inputs.
3. Try pressing each of the Window buttons on the front panel and observe how the
image on the display changes.
The included IR remote control can also be used to switch between Windows by
pressing the Window buttons.
Active Window button
Window buttons
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Window Basics