I have yellow banding at brightness levels 1 and 2 (Fn-F5 and Fn-F6). Since I don't use those brightness levels much, thankfully it's not a big problem for me.
Roughly when did you buy your laptop (dd/mm/yy)?
15/09/07
Where did you buy your laptop (both country and store)?
A USA SonyStyle store
How many replacments did it take to get a good one?
0
Did you replace the whole system, or just send it to Sony to fix the screen?
Not applicable
What model is your laptop?
SZ670N
Did you get a custom one from Sony, or an off the shelf one?
Off the shelf
Good luck!