Jean Co Ltd L71A User Manual

4

1.

 Press the 

①

①

①

① button to display the main menu shown below.

2.

 Press the 

▲ or ▼ button to scroll to the desired menu option.

3.

 Press the 

②

②

②

② button to select the menu option.

4.

 Press the 

▲ or ▼ button to select submenu option.

5.

 After making adjustment, press 

①

①

①

① button to save changes and

exit the screen.

                                                                                                     

 

 To adjust the foreground white level of screen

                    image.
                   

▲ : increase contrast, ▼ : decrease contrast

          Shortcut : before displaying the menu, press the 

▲ or ▼

     button to adjust, press button 

②

②

②

② to toggle between contrast

     and brightness.
         

: to adjust the background black level of screen

                      image.
                     

▲ : increase brightness, ▼ : decrease brightness