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Power
Press to turn on or turn off the monitor.
4:3 or wide / Up
Press
key to change the screen aspect ratio between standard 4:3format or Wide format. When the input resolution
wide format, the aspect ratio hotkey is disabled. When the main menu or sub-menu is active, the
key functions as to select up or
increase value.
Auto / Down
A
uto configure hot key: When the OSD is closed, press Auto button to do auto configure.
OSD SETTING