Unless you know a qualified Electronic engineer (or are one), I suggest you either:-
Put in in for repair ,it may be worth repairing or look for a new monitor as the cost of repair may be more than the monitor is worth.
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation technologies coming to Siggraph 2017
iPad Pro 12.9 vs Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.