- TV is off
- Enter Service Menu ( quickly push
[MENU] [MUTE] [POWER] on your remote control )
[*]Change setting (Control -> Sub Option -> Wiselink Write -> On<-off)
[*]Change setting (Control -> Sub Option -> rs232-jack -> debug<-UART<-Logic)
[*]Power off TV [POWER]
Carefull on Service menu. Do not change anything else. Navigating with buttons up/down and change setting with btn right/left