crwdns2894164:0crwdne2894164:0
crwdns2894186:0crwdne2894186:0

crwdns2893792:0crwdne2893792:0 arbaman ,

crwdns2893800:0crwdne2893800:0:

It might very well be a faulty cable, connecting the panel to the board. Are there any bumps on the machine body or in the plastic hinge cover pointing to an accidental damage ?

Solution would be to try a known good working screen. Unfortunately with retina screens there's not much else I could think of.

crwdns2892198:0crwdne2892198:0:

open