1.
Remove ALL
2.
Factory Mode → Control →
(Press Enter)
3.
Select
EDID On/Off
4.
Press Right Arrow Key to Turn
HDMI
connections
EDID
(Press Enter)
EDID Off
5.
Press Return (Menu)
Select
EDID Write ALL
6.
Press Right Arrow Key to activate
Screen changes
7.
Press Menu-Confirm EDID WRITE HDMI
Success
to
ON
& Enter
Wait
to
Success