Kimex 161-5502 Manuel D'utilisation page 47

2.2.5 Display Setting
1. Update Desktop:Change the background picture of the menu. Set the
"priority Storage" USB,copy the new background picture to USB,the
name of the
"menu_bg_v.jpg" for vertical. (The picture resolution same to the
panel )
2.
Backlight Setting：
"menu_bg_h.jpg"for
picture is
Setting the backlight of the machine.
18
horizontal