I've recently decided to get a 24" 16:10 IPS display. I took a chance with a refurbished NEC EA244WMi and discovered this peculiar issue - there are faint vertical lines showing through when ...
I know this is an ancient thread but I made an account here just to let you know that I suffer from the same exact problem. Years ago I had a Lenovo IPS monitor that DID NOT have the vertical line ...