Canon WUX450 User Manual page 253

(7) Projection status
Shows the projected image status.
(8) Switch primary/secondary monitor
A number is shown here only when secondary monitor connectivity is activated
on the computer you are using. Clicking the number will switch between the
primary and secondary monitor.
(9) Blank the projector
Pause projection. Click again to resume projection.
(10) Settings
Display the setting window. (P272)
(11) Start
Start projection by the selected projector. During projection, this button is
labeled [Stop projecting] and can be clicked to stop projection.
Using the Projector in Broadcast Mode
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