unstable display, up/ down movement with visible horizontal lines
Lenovo E540 display is unstable, moving up/down with visible horizontal line
crwdns2934109:0crwdne2934109:0
crwdns2889612:0crwdne2889612:0
0
crwdns2936751:024crwdne2936751:0 0
crwdns2936753:07crwdne2936753:0 5
crwdns2936753:030crwdne2936753:0 5
crwdns2942667:0crwdne2942667:0 5
