Question Can broken edp cable damaged laptop screen backlight by short circuit?

Sep 9, 2022
Hi guys. I have a question. My laptop screen in games freeze and when i connected to wifi flickering and sometimes laptop screen did not turn on. I connected it to external monitor and was fine. I take it to the local repair and when open it found that edp cable conncter has problem. He try to fix it but when reconnect it my backligh gone.he disconnect battery. Its possible that broken edp cause monitor backlight damaged? By short circiut?