Press to switch between digital and analogue mode.

When viewing pictures from connected device, press to return to the last viewed TV mode.

(Twin picture/PIP)

Press to display two pictures simultaneously.

In TV mode: Press to select channels.

In Text mode: Press to enter a page number.

(Text)

Press to display text information.

(Subtitle setting)

Press to turn subtitles on or off (when the feature is available).