Fixing constant roll hdtv

[dutch1]

Hello,
my hdtv s not light reading useing for gaming mitsubie 65 it was working until miss hap in unplugging 2nd monitor it used for now when hooked up a constant roll is all i get how do i fix thanks

 

[soundguruman]

Hello,
my hdtv s not light reading useing for gaming mitsubie 65 it was working until miss hap in unplugging 2nd monitor it used for now when hooked up a constant roll is all i get how do i fix thanks

vertical sync needs to be calibrated