Hi,I tried really hard to solve this following problem:I have a 16 GB RAM from G.Skill (F3-2400C10D-16GTX). I get Error 55 when I put both (2x8GB) in Channel a1+a2 or b1+b2.They only work in a2+b2 at 933MHz, but they have to run at 1.200MHZ (dual cha...