LG E2040T-PN - Manual (Page 24)

23
On Screen Display(OSD) Selection and Adjustment
Main menu Sub menu Description
Change the input image signal ratio to
original.
WIDE
ORIGINAL
Switch to full screen mode according to
input image signal.
* This function works only if input
resolution is lower than monitor ratio
(16:9).
Exit : Exit
, : Move
: Restart to select sub-menu