Originally Posted by
David23
You can Try connecting an external monitor to you parallel display port at the back of laptop to check if the same lines occur on the display or not If the monitor display is fine, then your laptop’s LCD display panel is defective.[if the vertical line is also present on the external monitor., then your problem is with either the video card or motherboard located inside your laptop.
Not sure if your laptop has an external monitor plug, but if it does the above procedure can be applied to that one as well.
Bookmarks