Extra
1. Press MENU (Menu) to display menu.
2. Press - or + to select (Extra), and press MENU to enter.
3. Press - or + to select submenu, and press MENU to enter.
4. Press - or + to adjust.
5. Press AUTO to exit.
Auto / D-SUB / HDMI1/ HDMI2
Select Input Signal Source
Auto adjust the picture to default
Select wide or 4:3 format for display
Turn ON/OFF DDC-CI Support
Reset the menu to default
Show the information of the main image and
sub-image source