crwdns2934241:0crwdne2934241:0 remacberlin
crwdns2934249:0crwdne2934249:0:
Looks like a failing screen backlight. I think you'll have to replace the LCD-panel. These things have two backlight tube in them and it looks like the upper one has given up the ghost. No way i know to replace just the tubes.
crwdns2915684:0crwdne2915684:0:
open