LG W2043T-PF - Manual (Page 10)

A9
Control Panel Functions
Front Panel Controls
Control Function
MENU Button
Use this button to enter or exit from the On Screen Display.
Use this button to enter 4:3 IN WIDE, PHOTO EFFECT
items, for more information, refer to page A17.
OSD LOCKED/UNLOCKED
This function allows you to lock the current control settings, so
that these settings are not inadvertently changed. To lock the
OSD settings, press and hold the MENU button for several
seconds. The message "OSD LOCKED" appears.
You can unlock the OSD settings at any time by
pushing the MENU button for several seconds. The
message "OSD UNLOCKED" appears.
Button