Figure 41 the PIP window is selected and on the right the respective input
(2: HDMI 2) turns green.
The Routing & Scaling main area shows a depiction of the display which can show
a single window (shown in Figure 38) or some variation of a MAIN window and a
PIP window (one image over another), as illustrated in Figure 41.
Figure 41: The Routing & Scaling Page – PIP Window