Canon REALiS 4K500ST Pro AV Manual

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Select an optimum screen mode (aspect) according to the aspect ratio of the 
screen, type of input image signal and so on for the projection to make best use of 
the screen size.

You may need to change the setting depending on the resolution of the computer or 
other AV equipment connected.

Select [Aspect] based on the input signal type, aspect ratio of the screen and 
resolution.

■ Auto

An image is projected at the aspect ratio of the input signal. Select this mode for 
normal image projection.

■ True size

The image is projected with the original resolution of the input signal. Screens of 
computers with a lower display resolution than the projector are displayed smaller 
but clearer than in other aspect ratios.

Press the ASPECT button on the remote control and select an appropriate aspect 
ratio. Press the ASPECT button to change the aspect ratio type.

You can also select any aspect ratio from [Aspect] in the menu. (

[Aspect]: In general, select [Auto].

There may be some cases when this cannot be selected, depending on the input signal 
and/or resolution.

Example:

Remote control