crwdns2934241:0crwdne2934241:0 Ron
crwdns2934249:0crwdne2934249:0:
The issue is mostly likely with a bad LCD screen that needs to be replaced. Connecting a laptop to an external LCD screen doesn't always give you an accurate diagnosis for motherboard issues since the video output from the motherboard to the LCD screen and the external monitor port are often not the same.
crwdns2915684:0crwdne2915684:0:
open